/*! * jQuery JavaScript Library v3.5.0 * https://jquery.com/ * * Includes Sizzle.js * https://sizzlejs.com/ * * Copyright JS Foundation and other contributors * Released under the MIT license * https://jquery.org/license * * Date: 2020-04-10T15:07Z */ (function (global, factory) { "use strict"; if (typeof module === "object" && typeof module.exports === "object") { // For CommonJS and CommonJS-like environments where a proper `window` // is present, execute the factory and get jQuery. // For environments that do not have a `window` with a `document` // (such as Node.js), expose a factory as module.exports. // This accentuates the need for the creation of a real `window`. // e.g. var jQuery = require("jquery")(window); // See ticket #14549 for more info. module.exports = global.document ? factory(global, true) : function (w) { if (!w.document) { throw new Error("jQuery requires a window with a document"); } return factory(w); }; } else { factory(global); } // Pass this if window is not defined yet })(typeof window !== "undefined" ? window : this, function (window, noGlobal) { // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common // enough that all such attempts are guarded in a try block. "use strict"; var arr = []; var getProto = Object.getPrototypeOf; var slice = arr.slice; var flat = arr.flat ? function (array) { return arr.flat.call(array); } : function (array) { return arr.concat.apply([], array); }; var push = arr.push; var indexOf = arr.indexOf; var class2type = {}; var toString = class2type.toString; var hasOwn = class2type.hasOwnProperty; var fnToString = hasOwn.toString; var ObjectFunctionString = fnToString.call(Object); var support = {}; var isFunction = function isFunction (obj) { // Support: Chrome <=57, Firefox <=52 // In some browsers, typeof returns "function" for HTML elements // (i.e., `typeof document.createElement( "object" ) === "function"`). // We don't want to classify *any* DOM node as a function. return typeof obj === "function" && typeof obj.nodeType !== "number"; }; var isWindow = function isWindow (obj) { return obj != null && obj === obj.window; }; var document = window.document; var preservedScriptAttributes = { type: true, src: true, nonce: true, noModule: true }; function DOMEval (code, node, doc) { doc = doc || document; var i, val, script = doc.createElement("script"); script.text = code; if (node) { for (i in preservedScriptAttributes) { // Support: Firefox 64+, Edge 18+ // Some browsers don't support the "nonce" property on scripts. // On the other hand, just using `getAttribute` is not enough as // the `nonce` attribute is reset to an empty string whenever it // becomes browsing-context connected. // See https://github.com/whatwg/html/issues/2369 // See https://html.spec.whatwg.org/#nonce-attributes // The `node.getAttribute` check was added for the sake of // `jQuery.globalEval` so that it can fake a nonce-containing node // via an object. val = node[i] || node.getAttribute && node.getAttribute(i); if (val) { script.setAttribute(i, val); } } } doc.head.appendChild(script).parentNode.removeChild(script); } function toType (obj) { if (obj == null) { return obj + ""; } // Support: Android <=2.3 only (functionish RegExp) return typeof obj === "object" || typeof obj === "function" ? class2type[toString.call(obj)] || "object" : typeof obj; } /* global Symbol */ // Defining this global in .eslintrc.json would create a danger of using the global // unguarded in another place, it seems safer to define global only for this module var version = "3.5.0", // Define a local copy of jQuery jQuery = function (selector, context) { // The jQuery object is actually just the init constructor 'enhanced' // Need init if jQuery is called (just allow error to be thrown if not included) return new jQuery.fn.init(selector, context); }; jQuery.fn = jQuery.prototype = { // The current version of jQuery being used jquery: version, constructor: jQuery, // The default length of a jQuery object is 0 length: 0, toArray: function () { return slice.call(this); }, // Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array get: function (num) { // Return all the elements in a clean array if (num == null) { return slice.call(this); } // Return just the one element from the set return num < 0 ? this[num + this.length] : this[num]; }, // Take an array of elements and push it onto the stack // (returning the new matched element set) pushStack: function (elems) { // Build a new jQuery matched element set var ret = jQuery.merge(this.constructor(), elems); // Add the old object onto the stack (as a reference) ret.prevObject = this; // Return the newly-formed element set return ret; }, // Execute a callback for every element in the matched set. each: function (callback) { return jQuery.each(this, callback); }, map: function (callback) { return this.pushStack(jQuery.map(this, function (elem, i) { return callback.call(elem, i, elem); })); }, slice: function () { return this.pushStack(slice.apply(this, arguments)); }, first: function () { return this.eq(0); }, last: function () { return this.eq(-1); }, even: function () { return this.pushStack(jQuery.grep(this, function (_elem, i) { return (i + 1) % 2; })); }, odd: function () { return this.pushStack(jQuery.grep(this, function (_elem, i) { return i % 2; })); }, eq: function (i) { var len = this.length, j = +i + (i < 0 ? len : 0); return this.pushStack(j >= 0 && j < len ? [this[j]] : []); }, end: function () { return this.prevObject || this.constructor(); }, // For internal use only. // Behaves like an Array's method, not like a jQuery method. push: push, sort: arr.sort, splice: arr.splice }; jQuery.extend = jQuery.fn.extend = function () { var options, name, src, copy, copyIsArray, clone, target = arguments[0] || {}, i = 1, length = arguments.length, deep = false; // Handle a deep copy situation if (typeof target === "boolean") { deep = target; // Skip the boolean and the target target = arguments[i] || {}; i++; } // Handle case when target is a string or something (possible in deep copy) if (typeof target !== "object" && !isFunction(target)) { target = {}; } // Extend jQuery itself if only one argument is passed if (i === length) { target = this; i--; } for (; i < length; i++) { // Only deal with non-null/undefined values if ((options = arguments[i]) != null) { // Extend the base object for (name in options) { copy = options[name]; // Prevent Object.prototype pollution // Prevent never-ending loop if (name === "__proto__" || target === copy) { continue; } // Recurse if we're merging plain objects or arrays if (deep && copy && (jQuery.isPlainObject(copy) || (copyIsArray = Array.isArray(copy)))) { src = target[name]; // Ensure proper type for the source value if (copyIsArray && !Array.isArray(src)) { clone = []; } else if (!copyIsArray && !jQuery.isPlainObject(src)) { clone = {}; } else { clone = src; } copyIsArray = false; // Never move original objects, clone them target[name] = jQuery.extend(deep, clone, copy); // Don't bring in undefined values } else if (copy !== undefined) { target[name] = copy; } } } } // Return the modified object return target; }; jQuery.extend({ // Unique for each copy of jQuery on the page expando: "jQuery" + (version + Math.random()).replace(/\D/g, ""), // Assume jQuery is ready without the ready module isReady: true, error: function (msg) { throw new Error(msg); }, noop: function () { }, isPlainObject: function (obj) { var proto, Ctor; // Detect obvious negatives // Use toString instead of jQuery.type to catch host objects if (!obj || toString.call(obj) !== "[object Object]") { return false; } proto = getProto(obj); // Objects with no prototype (e.g., `Object.create( null )`) are plain if (!proto) { return true; } // Objects with prototype are plain iff they were constructed by a global Object function Ctor = hasOwn.call(proto, "constructor") && proto.constructor; return typeof Ctor === "function" && fnToString.call(Ctor) === ObjectFunctionString; }, isEmptyObject: function (obj) { var name; for (name in obj) { return false; } return true; }, // Evaluates a script in a provided context; falls back to the global one // if not specified. globalEval: function (code, options, doc) { DOMEval(code, {nonce: options && options.nonce}, doc); }, each: function (obj, callback) { var length, i = 0; if (isArrayLike(obj)) { length = obj.length; for (; i < length; i++) { if (callback.call(obj[i], i, obj[i]) === false) { break; } } } else { for (i in obj) { if (callback.call(obj[i], i, obj[i]) === false) { break; } } } return obj; }, // results is for internal usage only makeArray: function (arr, results) { var ret = results || []; if (arr != null) { if (isArrayLike(Object(arr))) { jQuery.merge(ret, typeof arr === "string" ? [arr] : arr ); } else { push.call(ret, arr); } } return ret; }, inArray: function (elem, arr, i) { return arr == null ? -1 : indexOf.call(arr, elem, i); }, // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit merge: function (first, second) { var len = +second.length, j = 0, i = first.length; for (; j < len; j++) { first[i++] = second[j]; } first.length = i; return first; }, grep: function (elems, callback, invert) { var callbackInverse, matches = [], i = 0, length = elems.length, callbackExpect = !invert; // Go through the array, only saving the items // that pass the validator function for (; i < length; i++) { callbackInverse = !callback(elems[i], i); if (callbackInverse !== callbackExpect) { matches.push(elems[i]); } } return matches; }, // arg is for internal usage only map: function (elems, callback, arg) { var length, value, i = 0, ret = []; // Go through the array, translating each of the items to their new values if (isArrayLike(elems)) { length = elems.length; for (; i < length; i++) { value = callback(elems[i], i, arg); if (value != null) { ret.push(value); } } // Go through every key on the object, } else { for (i in elems) { value = callback(elems[i], i, arg); if (value != null) { ret.push(value); } } } // Flatten any nested arrays return flat(ret); }, // A global GUID counter for objects guid: 1, // jQuery.support is not used in Core but other projects attach their // properties to it so it needs to exist. support: support }); if (typeof Symbol === "function") { jQuery.fn[Symbol.iterator] = arr[Symbol.iterator]; } // Populate the class2type map jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "), function (_i, name) { class2type["[object " + name + "]"] = name.toLowerCase(); }); function isArrayLike (obj) { // Support: real iOS 8.2 only (not reproducible in simulator) // `in` check used to prevent JIT error (gh-2145) // hasOwn isn't used here due to false negatives // regarding Nodelist length in IE var length = !!obj && "length" in obj && obj.length, type = toType(obj); if (isFunction(obj) || isWindow(obj)) { return false; } return type === "array" || length === 0 || typeof length === "number" && length > 0 && (length - 1) in obj; } var Sizzle = /*! * Sizzle CSS Selector Engine v2.3.5 * https://sizzlejs.com/ * * Copyright JS Foundation and other contributors * Released under the MIT license * https://js.foundation/ * * Date: 2020-03-14 */ (function (window) { var i, support, Expr, getText, isXML, tokenize, compile, select, outermostContext, sortInput, hasDuplicate, // Local document vars setDocument, document, docElem, documentIsHTML, rbuggyQSA, rbuggyMatches, matches, contains, // Instance-specific data expando = "sizzle" + 1 * new Date(), preferredDoc = window.document, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), nonnativeSelectorCache = createCache(), sortOrder = function (a, b) { if (a === b) { hasDuplicate = true; } return 0; }, // Instance methods hasOwn = ({}).hasOwnProperty, arr = [], pop = arr.pop, pushNative = arr.push, push = arr.push, slice = arr.slice, // Use a stripped-down indexOf as it's faster than native // https://jsperf.com/thor-indexof-vs-for/5 indexOf = function (list, elem) { var i = 0, len = list.length; for (; i < len; i++) { if (list[i] === elem) { return i; } } return -1; }, booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" + "ismap|loop|multiple|open|readonly|required|scoped", // Regular expressions // http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+", // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + // "Attribute values must be CSS identifiers [capture 5] // or strings [capture 3 or capture 4]" "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + "*\\]", pseudos = ":(" + identifier + ")(?:\\((" + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + // 2. simple (capture 6) "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + // 3. anything else (capture 2) ".*" + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rwhitespace = new RegExp(whitespace + "+", "g"), rtrim = new RegExp("^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g"), rcomma = new RegExp("^" + whitespace + "*," + whitespace + "*"), rcombinators = new RegExp("^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*"), rdescend = new RegExp(whitespace + "|>"), rpseudo = new RegExp(pseudos), ridentifier = new RegExp("^" + identifier + "$"), matchExpr = { "ID": new RegExp("^#(" + identifier + ")"), "CLASS": new RegExp("^\\.(" + identifier + ")"), "TAG": new RegExp("^(" + identifier + "|[*])"), "ATTR": new RegExp("^" + attributes), "PSEUDO": new RegExp("^" + pseudos), "CHILD": new RegExp("^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i"), "bool": new RegExp("^(?:" + booleans + ")$", "i"), // For use in libraries implementing .is() // We use this for POS matching in `select` "needsContext": new RegExp("^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i") }, rhtml = /HTML$/i, rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i, rnative = /^[^{]+\{\s*\[native \w/, // Easily-parseable/retrievable ID or TAG or CLASS selectors rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, rsibling = /[+~]/, // CSS escapes // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters runescape = new RegExp("\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g"), funescape = function (escape, nonHex) { var high = "0x" + escape.slice(1) - 0x10000; return nonHex ? // Strip the backslash prefix from a non-hex escape sequence nonHex : // Replace a hexadecimal escape sequence with the encoded Unicode code point // Support: IE <=11+ // For values outside the Basic Multilingual Plane (BMP), manually construct a // surrogate pair high < 0 ? String.fromCharCode(high + 0x10000) : String.fromCharCode(high >> 10 | 0xD800, high & 0x3FF | 0xDC00); }, // CSS string/identifier serialization // https://drafts.csswg.org/cssom/#common-serializing-idioms rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, fcssescape = function (ch, asCodePoint) { if (asCodePoint) { // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER if (ch === "\0") { return "\uFFFD"; } // Control characters and (dependent upon position) numbers get escaped as code points return ch.slice(0, -1) + "\\" + ch.charCodeAt(ch.length - 1).toString(16) + " "; } // Other potentially-special ASCII characters get backslash-escaped return "\\" + ch; }, // Used for iframes // See setDocument() // Removing the function wrapper causes a "Permission Denied" // error in IE unloadHandler = function () { setDocument(); }, inDisabledFieldset = addCombinator( function (elem) { return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset"; }, {dir: "parentNode", next: "legend"} ); // Optimize for push.apply( _, NodeList ) try { push.apply( (arr = slice.call(preferredDoc.childNodes)), preferredDoc.childNodes ); // Support: Android<4.0 // Detect silently failing push.apply // eslint-disable-next-line no-unused-expressions arr[preferredDoc.childNodes.length].nodeType; } catch (e) { push = { apply: arr.length ? // Leverage slice if possible function (target, els) { pushNative.apply(target, slice.call(els)); } : // Support: IE<9 // Otherwise append directly function (target, els) { var j = target.length, i = 0; // Can't trust NodeList.length while ((target[j++] = els[i++])) { } target.length = j - 1; } }; } function Sizzle (selector, context, results, seed) { var m, i, elem, nid, match, groups, newSelector, newContext = context && context.ownerDocument, // nodeType defaults to 9, since context defaults to document nodeType = context ? context.nodeType : 9; results = results || []; // Return early from calls with invalid selector or context if (typeof selector !== "string" || !selector || nodeType !== 1 && nodeType !== 9 && nodeType !== 11) { return results; } // Try to shortcut find operations (as opposed to filters) in HTML documents if (!seed) { setDocument(context); context = context || document; if (documentIsHTML) { // If the selector is sufficiently simple, try using a "get*By*" DOM method // (excepting DocumentFragment context, where the methods don't exist) if (nodeType !== 11 && (match = rquickExpr.exec(selector))) { // ID selector if ((m = match[1])) { // Document context if (nodeType === 9) { if ((elem = context.getElementById(m))) { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID if (elem.id === m) { results.push(elem); return results; } } else { return results; } // Element context } else { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID if (newContext && (elem = newContext.getElementById(m)) && contains(context, elem) && elem.id === m) { results.push(elem); return results; } } // Type selector } else if (match[2]) { push.apply(results, context.getElementsByTagName(selector)); return results; // Class selector } else if ((m = match[3]) && support.getElementsByClassName && context.getElementsByClassName) { push.apply(results, context.getElementsByClassName(m)); return results; } } // Take advantage of querySelectorAll if (support.qsa && !nonnativeSelectorCache[selector + " "] && (!rbuggyQSA || !rbuggyQSA.test(selector)) && // Support: IE 8 only // Exclude object elements (nodeType !== 1 || context.nodeName.toLowerCase() !== "object")) { newSelector = selector; newContext = context; // qSA considers elements outside a scoping root when evaluating child or // descendant combinators, which is not what we want. // In such cases, we work around the behavior by prefixing every selector in the // list with an ID selector referencing the scope context. // The technique has to be used as well when a leading combinator is used // as such selectors are not recognized by querySelectorAll. // Thanks to Andrew Dupont for this technique. if (nodeType === 1 && (rdescend.test(selector) || rcombinators.test(selector))) { // Expand context for sibling selectors newContext = rsibling.test(selector) && testContext(context.parentNode) || context; // We can use :scope instead of the ID hack if the browser // supports it & if we're not changing the context. if (newContext !== context || !support.scope) { // Capture the context ID, setting it first if necessary if ((nid = context.getAttribute("id"))) { nid = nid.replace(rcssescape, fcssescape); } else { context.setAttribute("id", (nid = expando)); } } // Prefix every selector in the list groups = tokenize(selector); i = groups.length; while (i--) { groups[i] = (nid ? "#" + nid : ":scope") + " " + toSelector(groups[i]); } newSelector = groups.join(","); } try { push.apply(results, newContext.querySelectorAll(newSelector) ); return results; } catch (qsaError) { nonnativeSelectorCache(selector, true); } finally { if (nid === expando) { context.removeAttribute("id"); } } } } } // All others return select(selector.replace(rtrim, "$1"), context, results, seed); } /** * Create key-value caches of limited size * @returns {function(string, object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ function createCache () { var keys = []; function cache (key, value) { // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) if (keys.push(key + " ") > Expr.cacheLength) { // Only keep the most recent entries delete cache[keys.shift()]; } return (cache[key + " "] = value); } return cache; } /** * Mark a function for special use by Sizzle * @param {Function} fn The function to mark */ function markFunction (fn) { fn[expando] = true; return fn; } /** * Support testing using an element * @param {Function} fn Passed the created element and returns a boolean result */ function assert (fn) { var el = document.createElement("fieldset"); try { return !!fn(el); } catch (e) { return false; } finally { // Remove from its parent by default if (el.parentNode) { el.parentNode.removeChild(el); } // release memory in IE el = null; } } /** * Adds the same handler for all of the specified attrs * @param {String} attrs Pipe-separated list of attributes * @param {Function} handler The method that will be applied */ function addHandle (attrs, handler) { var arr = attrs.split("|"), i = arr.length; while (i--) { Expr.attrHandle[arr[i]] = handler; } } /** * Checks document order of two siblings * @param {Element} a * @param {Element} b * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b */ function siblingCheck (a, b) { var cur = b && a, diff = cur && a.nodeType === 1 && b.nodeType === 1 && a.sourceIndex - b.sourceIndex; // Use IE sourceIndex if available on both nodes if (diff) { return diff; } // Check if b follows a if (cur) { while ((cur = cur.nextSibling)) { if (cur === b) { return -1; } } } return a ? 1 : -1; } /** * Returns a function to use in pseudos for input types * @param {String} type */ function createInputPseudo (type) { return function (elem) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === type; }; } /** * Returns a function to use in pseudos for buttons * @param {String} type */ function createButtonPseudo (type) { return function (elem) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && elem.type === type; }; } /** * Returns a function to use in pseudos for :enabled/:disabled * @param {Boolean} disabled true for :disabled; false for :enabled */ function createDisabledPseudo (disabled) { // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable return function (elem) { // Only certain elements can match :enabled or :disabled // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled if ("form" in elem) { // Check for inherited disabledness on relevant non-disabled elements: // * listed form-associated elements in a disabled fieldset // https://html.spec.whatwg.org/multipage/forms.html#category-listed // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled // * option elements in a disabled optgroup // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled // All such elements have a "form" property. if (elem.parentNode && elem.disabled === false) { // Option elements defer to a parent optgroup if present if ("label" in elem) { if ("label" in elem.parentNode) { return elem.parentNode.disabled === disabled; } else { return elem.disabled === disabled; } } // Support: IE 6 - 11 // Use the isDisabled shortcut property to check for disabled fieldset ancestors return elem.isDisabled === disabled || // Where there is no isDisabled, check manually /* jshint -W018 */ elem.isDisabled !== !disabled && inDisabledFieldset(elem) === disabled; } return elem.disabled === disabled; // Try to winnow out elements that can't be disabled before trusting the disabled property. // Some victims get caught in our net (label, legend, menu, track), but it shouldn't // even exist on them, let alone have a boolean value. } else if ("label" in elem) { return elem.disabled === disabled; } // Remaining elements are neither :enabled nor :disabled return false; }; } /** * Returns a function to use in pseudos for positionals * @param {Function} fn */ function createPositionalPseudo (fn) { return markFunction(function (argument) { argument = +argument; return markFunction(function (seed, matches) { var j, matchIndexes = fn([], seed.length, argument), i = matchIndexes.length; // Match elements found at the specified indexes while (i--) { if (seed[(j = matchIndexes[i])]) { seed[j] = !(matches[j] = seed[j]); } } }); }); } /** * Checks a node for validity as a Sizzle context * @param {Element|Object=} context * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ function testContext (context) { return context && typeof context.getElementsByTagName !== "undefined" && context; } // Expose support vars for convenience support = Sizzle.support = {}; /** * Detects XML nodes * @param {Element|Object} elem An element or a document * @returns {Boolean} True iff elem is a non-HTML XML node */ isXML = Sizzle.isXML = function (elem) { var namespace = elem.namespaceURI, docElem = (elem.ownerDocument || elem).documentElement; // Support: IE <=8 // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes // https://bugs.jquery.com/ticket/4833 return !rhtml.test(namespace || docElem && docElem.nodeName || "HTML"); }; /** * Sets document-related variables once based on the current document * @param {Element|Object} [doc] An element or document object to use to set the document * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function (node) { var hasCompare, subWindow, doc = node ? node.ownerDocument || node : preferredDoc; // Return early if doc is invalid or already selected // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if (doc == document || doc.nodeType !== 9 || !doc.documentElement) { return document; } // Update global variables document = doc; docElem = document.documentElement; documentIsHTML = !isXML(document); // Support: IE 9 - 11+, Edge 12 - 18+ // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if (preferredDoc != document && (subWindow = document.defaultView) && subWindow.top !== subWindow) { // Support: IE 11, Edge if (subWindow.addEventListener) { subWindow.addEventListener("unload", unloadHandler, false); // Support: IE 9 - 10 only } else if (subWindow.attachEvent) { subWindow.attachEvent("onunload", unloadHandler); } } // Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only, // Safari 4 - 5 only, Opera <=11.6 - 12.x only // IE/Edge & older browsers don't support the :scope pseudo-class. // Support: Safari 6.0 only // Safari 6.0 supports :scope but it's an alias of :root there. support.scope = assert(function (el) { docElem.appendChild(el).appendChild(document.createElement("div")); return typeof el.querySelectorAll !== "undefined" && !el.querySelectorAll(":scope fieldset div").length; }); /* Attributes ---------------------------------------------------------------------- */ // Support: IE<8 // Verify that getAttribute really returns attributes and not properties // (excepting IE8 booleans) support.attributes = assert(function (el) { el.className = "i"; return !el.getAttribute("className"); }); /* getElement(s)By* ---------------------------------------------------------------------- */ // Check if getElementsByTagName("*") returns only elements support.getElementsByTagName = assert(function (el) { el.appendChild(document.createComment("")); return !el.getElementsByTagName("*").length; }); // Support: IE<9 support.getElementsByClassName = rnative.test(document.getElementsByClassName); // Support: IE<10 // Check if getElementById returns elements by name // The broken getElementById methods don't pick up programmatically-set names, // so use a roundabout getElementsByName test support.getById = assert(function (el) { docElem.appendChild(el).id = expando; return !document.getElementsByName || !document.getElementsByName(expando).length; }); // ID filter and find if (support.getById) { Expr.filter["ID"] = function (id) { var attrId = id.replace(runescape, funescape); return function (elem) { return elem.getAttribute("id") === attrId; }; }; Expr.find["ID"] = function (id, context) { if (typeof context.getElementById !== "undefined" && documentIsHTML) { var elem = context.getElementById(id); return elem ? [elem] : []; } }; } else { Expr.filter["ID"] = function (id) { var attrId = id.replace(runescape, funescape); return function (elem) { var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); return node && node.value === attrId; }; }; // Support: IE 6 - 7 only // getElementById is not reliable as a find shortcut Expr.find["ID"] = function (id, context) { if (typeof context.getElementById !== "undefined" && documentIsHTML) { var node, i, elems, elem = context.getElementById(id); if (elem) { // Verify the id attribute node = elem.getAttributeNode("id"); if (node && node.value === id) { return [elem]; } // Fall back on getElementsByName elems = context.getElementsByName(id); i = 0; while ((elem = elems[i++])) { node = elem.getAttributeNode("id"); if (node && node.value === id) { return [elem]; } } } return []; } }; } // Tag Expr.find["TAG"] = support.getElementsByTagName ? function (tag, context) { if (typeof context.getElementsByTagName !== "undefined") { return context.getElementsByTagName(tag); // DocumentFragment nodes don't have gEBTN } else if (support.qsa) { return context.querySelectorAll(tag); } } : function (tag, context) { var elem, tmp = [], i = 0, // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too results = context.getElementsByTagName(tag); // Filter out possible comments if (tag === "*") { while ((elem = results[i++])) { if (elem.nodeType === 1) { tmp.push(elem); } } return tmp; } return results; }; // Class Expr.find["CLASS"] = support.getElementsByClassName && function (className, context) { if (typeof context.getElementsByClassName !== "undefined" && documentIsHTML) { return context.getElementsByClassName(className); } }; /* QSA/matchesSelector ---------------------------------------------------------------------- */ // QSA and matchesSelector support // matchesSelector(:active) reports false when true (IE9/Opera 11.5) rbuggyMatches = []; // qSa(:focus) reports false when true (Chrome 21) // We allow this because of a bug in IE8/9 that throws an error // whenever `document.activeElement` is accessed on an iframe // So, we allow :focus to pass through QSA all the time to avoid the IE error // See https://bugs.jquery.com/ticket/13378 rbuggyQSA = []; if ((support.qsa = rnative.test(document.querySelectorAll))) { // Build QSA regex // Regex strategy adopted from Diego Perini assert(function (el) { var input; // Select is set to empty string on purpose // This is to test IE's treatment of not explicitly // setting a boolean content attribute, // since its presence should be enough // https://bugs.jquery.com/ticket/12359 docElem.appendChild(el).innerHTML = "" + ""; // Support: IE8, Opera 11-12.16 // Nothing should be selected when empty strings follow ^= or $= or *= // The test attribute must be unknown in Opera but "safe" for WinRT // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section if (el.querySelectorAll("[msallowcapture^='']").length) { rbuggyQSA.push("[*^$]=" + whitespace + "*(?:''|\"\")"); } // Support: IE8 // Boolean attributes and "value" are not treated correctly if (!el.querySelectorAll("[selected]").length) { rbuggyQSA.push("\\[" + whitespace + "*(?:value|" + booleans + ")"); } // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ if (!el.querySelectorAll("[id~=" + expando + "-]").length) { rbuggyQSA.push("~="); } // Support: IE 11+, Edge 15 - 18+ // IE 11/Edge don't find elements on a `[name='']` query in some cases. // Adding a temporary attribute to the document before the selection works // around the issue. // Interestingly, IE 10 & older don't seem to have the issue. input = document.createElement("input"); input.setAttribute("name", ""); el.appendChild(input); if (!el.querySelectorAll("[name='']").length) { rbuggyQSA.push("\\[" + whitespace + "*name" + whitespace + "*=" + whitespace + "*(?:''|\"\")"); } // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests if (!el.querySelectorAll(":checked").length) { rbuggyQSA.push(":checked"); } // Support: Safari 8+, iOS 8+ // https://bugs.webkit.org/show_bug.cgi?id=136851 // In-page `selector#id sibling-combinator selector` fails if (!el.querySelectorAll("a#" + expando + "+*").length) { rbuggyQSA.push(".#.+[+~]"); } // Support: Firefox <=3.6 - 5 only // Old Firefox doesn't throw on a badly-escaped identifier. el.querySelectorAll("\\\f"); rbuggyQSA.push("[\\r\\n\\f]"); }); assert(function (el) { el.innerHTML = "" + ""; // Support: Windows 8 Native Apps // The type and name attributes are restricted during .innerHTML assignment var input = document.createElement("input"); input.setAttribute("type", "hidden"); el.appendChild(input).setAttribute("name", "D"); // Support: IE8 // Enforce case-sensitivity of name attribute if (el.querySelectorAll("[name=d]").length) { rbuggyQSA.push("name" + whitespace + "*[*^$|!~]?="); } // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) // IE8 throws error here and will not see later tests if (el.querySelectorAll(":enabled").length !== 2) { rbuggyQSA.push(":enabled", ":disabled"); } // Support: IE9-11+ // IE's :disabled selector does not pick up the children of disabled fieldsets docElem.appendChild(el).disabled = true; if (el.querySelectorAll(":disabled").length !== 2) { rbuggyQSA.push(":enabled", ":disabled"); } // Support: Opera 10 - 11 only // Opera 10-11 does not throw on post-comma invalid pseudos el.querySelectorAll("*,:x"); rbuggyQSA.push(",.*:"); }); } if ((support.matchesSelector = rnative.test((matches = docElem.matches || docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector)))) { assert(function (el) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9) support.disconnectedMatch = matches.call(el, "*"); // This should fail with an exception // Gecko does not error, returns false instead matches.call(el, "[s!='']:x"); rbuggyMatches.push("!=", pseudos); }); } rbuggyQSA = rbuggyQSA.length && new RegExp(rbuggyQSA.join("|")); rbuggyMatches = rbuggyMatches.length && new RegExp(rbuggyMatches.join("|")); /* Contains ---------------------------------------------------------------------- */ hasCompare = rnative.test(docElem.compareDocumentPosition); // Element contains another // Purposefully self-exclusive // As in, an element does not contain itself contains = hasCompare || rnative.test(docElem.contains) ? function (a, b) { var adown = a.nodeType === 9 ? a.documentElement : a, bup = b && b.parentNode; return a === bup || !!(bup && bup.nodeType === 1 && ( adown.contains ? adown.contains(bup) : a.compareDocumentPosition && a.compareDocumentPosition(bup) & 16 )); } : function (a, b) { if (b) { while ((b = b.parentNode)) { if (b === a) { return true; } } } return false; }; /* Sorting ---------------------------------------------------------------------- */ // Document order sorting sortOrder = hasCompare ? function (a, b) { // Flag for duplicate removal if (a === b) { hasDuplicate = true; return 0; } // Sort on method existence if only one input has compareDocumentPosition var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; if (compare) { return compare; } // Calculate position if both inputs belong to the same document // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq compare = (a.ownerDocument || a) == (b.ownerDocument || b) ? a.compareDocumentPosition(b) : // Otherwise we know they are disconnected 1; // Disconnected nodes if (compare & 1 || (!support.sortDetached && b.compareDocumentPosition(a) === compare)) { // Choose the first element that is related to our preferred document // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if (a == document || a.ownerDocument == preferredDoc && contains(preferredDoc, a)) { return -1; } // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if (b == document || b.ownerDocument == preferredDoc && contains(preferredDoc, b)) { return 1; } // Maintain original order return sortInput ? (indexOf(sortInput, a) - indexOf(sortInput, b)) : 0; } return compare & 4 ? -1 : 1; } : function (a, b) { // Exit early if the nodes are identical if (a === b) { hasDuplicate = true; return 0; } var cur, i = 0, aup = a.parentNode, bup = b.parentNode, ap = [a], bp = [b]; // Parentless nodes are either documents or disconnected if (!aup || !bup) { // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. /* eslint-disable eqeqeq */ return a == document ? -1 : b == document ? 1 : /* eslint-enable eqeqeq */ aup ? -1 : bup ? 1 : sortInput ? (indexOf(sortInput, a) - indexOf(sortInput, b)) : 0; // If the nodes are siblings, we can do a quick check } else if (aup === bup) { return siblingCheck(a, b); } // Otherwise we need full lists of their ancestors for comparison cur = a; while ((cur = cur.parentNode)) { ap.unshift(cur); } cur = b; while ((cur = cur.parentNode)) { bp.unshift(cur); } // Walk down the tree looking for a discrepancy while (ap[i] === bp[i]) { i++; } return i ? // Do a sibling check if the nodes have a common ancestor siblingCheck(ap[i], bp[i]) : // Otherwise nodes in our document sort first // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. /* eslint-disable eqeqeq */ ap[i] == preferredDoc ? -1 : bp[i] == preferredDoc ? 1 : /* eslint-enable eqeqeq */ 0; }; return document; }; Sizzle.matches = function (expr, elements) { return Sizzle(expr, null, null, elements); }; Sizzle.matchesSelector = function (elem, expr) { setDocument(elem); if (support.matchesSelector && documentIsHTML && !nonnativeSelectorCache[expr + " "] && (!rbuggyMatches || !rbuggyMatches.test(expr)) && (!rbuggyQSA || !rbuggyQSA.test(expr))) { try { var ret = matches.call(elem, expr); // IE 9's matchesSelector returns false on disconnected nodes if (ret || support.disconnectedMatch || // As well, disconnected nodes are said to be in a document // fragment in IE 9 elem.document && elem.document.nodeType !== 11) { return ret; } } catch (e) { nonnativeSelectorCache(expr, true); } } return Sizzle(expr, document, null, [elem]).length > 0; }; Sizzle.contains = function (context, elem) { // Set document vars if needed // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if ((context.ownerDocument || context) != document) { setDocument(context); } return contains(context, elem); }; Sizzle.attr = function (elem, name) { // Set document vars if needed // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if ((elem.ownerDocument || elem) != document) { setDocument(elem); } var fn = Expr.attrHandle[name.toLowerCase()], // Don't get fooled by Object.prototype properties (jQuery #13807) val = fn && hasOwn.call(Expr.attrHandle, name.toLowerCase()) ? fn(elem, name, !documentIsHTML) : undefined; return val !== undefined ? val : support.attributes || !documentIsHTML ? elem.getAttribute(name) : (val = elem.getAttributeNode(name)) && val.specified ? val.value : null; }; Sizzle.escape = function (sel) { return (sel + "").replace(rcssescape, fcssescape); }; Sizzle.error = function (msg) { throw new Error("Syntax error, unrecognized expression: " + msg); }; /** * Document sorting and removing duplicates * @param {ArrayLike} results */ Sizzle.uniqueSort = function (results) { var elem, duplicates = [], j = 0, i = 0; // Unless we *know* we can detect duplicates, assume their presence hasDuplicate = !support.detectDuplicates; sortInput = !support.sortStable && results.slice(0); results.sort(sortOrder); if (hasDuplicate) { while ((elem = results[i++])) { if (elem === results[i]) { j = duplicates.push(i); } } while (j--) { results.splice(duplicates[j], 1); } } // Clear input after sorting to release objects // See https://github.com/jquery/sizzle/pull/225 sortInput = null; return results; }; /** * Utility function for retrieving the text value of an array of DOM nodes * @param {Array|Element} elem */ getText = Sizzle.getText = function (elem) { var node, ret = "", i = 0, nodeType = elem.nodeType; if (!nodeType) { // If no nodeType, this is expected to be an array while ((node = elem[i++])) { // Do not traverse comment nodes ret += getText(node); } } else if (nodeType === 1 || nodeType === 9 || nodeType === 11) { // Use textContent for elements // innerText usage removed for consistency of new lines (jQuery #11153) if (typeof elem.textContent === "string") { return elem.textContent; } else { // Traverse its children for (elem = elem.firstChild; elem; elem = elem.nextSibling) { ret += getText(elem); } } } else if (nodeType === 3 || nodeType === 4) { return elem.nodeValue; } // Do not include comment or processing instruction nodes return ret; }; Expr = Sizzle.selectors = { // Can be adjusted by the user cacheLength: 50, createPseudo: markFunction, match: matchExpr, attrHandle: {}, find: {}, relative: { ">": {dir: "parentNode", first: true}, " ": {dir: "parentNode"}, "+": {dir: "previousSibling", first: true}, "~": {dir: "previousSibling"} }, preFilter: { "ATTR": function (match) { match[1] = match[1].replace(runescape, funescape); // Move the given value to match[3] whether quoted or unquoted match[3] = (match[3] || match[4] || match[5] || "").replace(runescape, funescape); if (match[2] === "~=") { match[3] = " " + match[3] + " "; } return match.slice(0, 4); }, "CHILD": function (match) { /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 4 xn-component of xn+y argument ([+-]?\d*n|) 5 sign of xn-component 6 x of xn-component 7 sign of y-component 8 y of y-component */ match[1] = match[1].toLowerCase(); if (match[1].slice(0, 3) === "nth") { // nth-* requires argument if (!match[3]) { Sizzle.error(match[0]); } // numeric x and y parameters for Expr.filter.CHILD // remember that false/true cast respectively to 0/1 match[4] = +(match[4] ? match[5] + (match[6] || 1) : 2 * (match[3] === "even" || match[3] === "odd")); match[5] = +((match[7] + match[8]) || match[3] === "odd"); // other types prohibit arguments } else if (match[3]) { Sizzle.error(match[0]); } return match; }, "PSEUDO": function (match) { var excess, unquoted = !match[6] && match[2]; if (matchExpr["CHILD"].test(match[0])) { return null; } // Accept quoted arguments as-is if (match[3]) { match[2] = match[4] || match[5] || ""; // Strip excess characters from unquoted arguments } else if (unquoted && rpseudo.test(unquoted) && // Get excess from tokenize (recursively) (excess = tokenize(unquoted, true)) && // advance to the next closing parenthesis (excess = unquoted.indexOf(")", unquoted.length - excess) - unquoted.length)) { // excess is a negative index match[0] = match[0].slice(0, excess); match[2] = unquoted.slice(0, excess); } // Return only captures needed by the pseudo filter method (type and argument) return match.slice(0, 3); } }, filter: { "TAG": function (nodeNameSelector) { var nodeName = nodeNameSelector.replace(runescape, funescape).toLowerCase(); return nodeNameSelector === "*" ? function () { return true; } : function (elem) { return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; }; }, "CLASS": function (className) { var pattern = classCache[className + " "]; return pattern || (pattern = new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)")) && classCache( className, function (elem) { return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); }); }, "ATTR": function (name, operator, check) { return function (elem) { var result = Sizzle.attr(elem, name); if (result == null) { return operator === "!="; } if (!operator) { return true; } result += ""; /* eslint-disable max-len */ return operator === "=" ? result === check : operator === "!=" ? result !== check : operator === "^=" ? check && result.indexOf(check) === 0 : operator === "*=" ? check && result.indexOf(check) > -1 : operator === "$=" ? check && result.slice(-check.length) === check : operator === "~=" ? (" " + result.replace(rwhitespace, " ") + " ").indexOf(check) > -1 : operator === "|=" ? result === check || result.slice(0, check.length + 1) === check + "-" : false; /* eslint-enable max-len */ }; }, "CHILD": function (type, what, _argument, first, last) { var simple = type.slice(0, 3) !== "nth", forward = type.slice(-4) !== "last", ofType = what === "of-type"; return first === 1 && last === 0 ? // Shortcut for :nth-*(n) function (elem) { return !!elem.parentNode; } : function (elem, _context, xml) { var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), useCache = !xml && !ofType, diff = false; if (parent) { // :(first|last|only)-(child|of-type) if (simple) { while (dir) { node = elem; while ((node = node[dir])) { if (ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1) { return false; } } // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } return true; } start = [forward ? parent.firstChild : parent.lastChild]; // non-xml :nth-child(...) stores cache data on `parent` if (forward && useCache) { // Seek `elem` from a previously-cached index // ...in a gzip-friendly way node = parent; outerCache = node[expando] || (node[expando] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[node.uniqueID] || (outerCache[node.uniqueID] = {}); cache = uniqueCache[type] || []; nodeIndex = cache[0] === dirruns && cache[1]; diff = nodeIndex && cache[2]; node = nodeIndex && parent.childNodes[nodeIndex]; while ((node = ++nodeIndex && node && node[dir] || // Fallback to seeking `elem` from the start (diff = nodeIndex = 0) || start.pop())) { // When found, cache indexes on `parent` and break if (node.nodeType === 1 && ++diff && node === elem) { uniqueCache[type] = [dirruns, nodeIndex, diff]; break; } } } else { // Use previously-cached element index if available if (useCache) { // ...in a gzip-friendly way node = elem; outerCache = node[expando] || (node[expando] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[node.uniqueID] || (outerCache[node.uniqueID] = {}); cache = uniqueCache[type] || []; nodeIndex = cache[0] === dirruns && cache[1]; diff = nodeIndex; } // xml :nth-child(...) // or :nth-last-child(...) or :nth(-last)?-of-type(...) if (diff === false) { // Use the same loop as above to seek `elem` from the start while ((node = ++nodeIndex && node && node[dir] || (diff = nodeIndex = 0) || start.pop())) { if ((ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1) && ++diff) { // Cache the index of each encountered element if (useCache) { outerCache = node[expando] || (node[expando] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[node.uniqueID] || (outerCache[node.uniqueID] = {}); uniqueCache[type] = [dirruns, diff]; } if (node === elem) { break; } } } } } // Incorporate the offset, then check against cycle size diff -= last; return diff === first || (diff % first === 0 && diff / first >= 0); } }; }, "PSEUDO": function (pseudo, argument) { // pseudo-class names are case-insensitive // http://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters // Remember that setFilters inherits from pseudos var args, fn = Expr.pseudos[pseudo] || Expr.setFilters[pseudo.toLowerCase()] || Sizzle.error("unsupported pseudo: " + pseudo); // The user may use createPseudo to indicate that // arguments are needed to create the filter function // just as Sizzle does if (fn[expando]) { return fn(argument); } // But maintain support for old signatures if (fn.length > 1) { args = [pseudo, pseudo, "", argument]; return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase()) ? markFunction(function (seed, matches) { var idx, matched = fn(seed, argument), i = matched.length; while (i--) { idx = indexOf(seed, matched[i]); seed[idx] = !(matches[idx] = matched[i]); } }) : function (elem) { return fn(elem, 0, args); }; } return fn; } }, pseudos: { // Potentially complex pseudos "not": markFunction(function (selector) { // Trim the selector passed to compile // to avoid treating leading and trailing // spaces as combinators var input = [], results = [], matcher = compile(selector.replace(rtrim, "$1")); return matcher[expando] ? markFunction(function (seed, matches, _context, xml) { var elem, unmatched = matcher(seed, null, xml, []), i = seed.length; // Match elements unmatched by `matcher` while (i--) { if ((elem = unmatched[i])) { seed[i] = !(matches[i] = elem); } } }) : function (elem, _context, xml) { input[0] = elem; matcher(input, null, xml, results); // Don't keep the element (issue #299) input[0] = null; return !results.pop(); }; }), "has": markFunction(function (selector) { return function (elem) { return Sizzle(selector, elem).length > 0; }; }), "contains": markFunction(function (text) { text = text.replace(runescape, funescape); return function (elem) { return (elem.textContent || getText(elem)).indexOf(text) > -1; }; }), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value // being equal to the identifier C, // or beginning with the identifier C immediately followed by "-". // The matching of C against the element's language value is performed case-insensitively. // The identifier C does not have to be a valid language name." // http://www.w3.org/TR/selectors/#lang-pseudo "lang": markFunction(function (lang) { // lang value must be a valid identifier if (!ridentifier.test(lang || "")) { Sizzle.error("unsupported lang: " + lang); } lang = lang.replace(runescape, funescape).toLowerCase(); return function (elem) { var elemLang; do { if ((elemLang = documentIsHTML ? elem.lang : elem.getAttribute("xml:lang") || elem.getAttribute("lang"))) { elemLang = elemLang.toLowerCase(); return elemLang === lang || elemLang.indexOf(lang + "-") === 0; } } while ((elem = elem.parentNode) && elem.nodeType === 1); return false; }; }), // Miscellaneous "target": function (elem) { var hash = window.location && window.location.hash; return hash && hash.slice(1) === elem.id; }, "root": function (elem) { return elem === docElem; }, "focus": function (elem) { return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); }, // Boolean properties "enabled": createDisabledPseudo(false), "disabled": createDisabledPseudo(true), "checked": function (elem) { // In CSS3, :checked should return both checked and selected elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked var nodeName = elem.nodeName.toLowerCase(); return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); }, "selected": function (elem) { // Accessing this property makes selected-by-default // options in Safari work properly if (elem.parentNode) { // eslint-disable-next-line no-unused-expressions elem.parentNode.selectedIndex; } return elem.selected === true; }, // Contents "empty": function (elem) { // http://www.w3.org/TR/selectors/#empty-pseudo // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), // but not by others (comment: 8; processing instruction: 7; etc.) // nodeType < 6 works because attributes (2) do not appear as children for (elem = elem.firstChild; elem; elem = elem.nextSibling) { if (elem.nodeType < 6) { return false; } } return true; }, "parent": function (elem) { return !Expr.pseudos["empty"](elem); }, // Element/input types "header": function (elem) { return rheader.test(elem.nodeName); }, "input": function (elem) { return rinputs.test(elem.nodeName); }, "button": function (elem) { var name = elem.nodeName.toLowerCase(); return name === "input" && elem.type === "button" || name === "button"; }, "text": function (elem) { var attr; return elem.nodeName.toLowerCase() === "input" && elem.type === "text" && // Support: IE<8 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" ((attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text"); }, // Position-in-collection "first": createPositionalPseudo(function () { return [0]; }), "last": createPositionalPseudo(function (_matchIndexes, length) { return [length - 1]; }), "eq": createPositionalPseudo(function (_matchIndexes, length, argument) { return [argument < 0 ? argument + length : argument]; }), "even": createPositionalPseudo(function (matchIndexes, length) { var i = 0; for (; i < length; i += 2) { matchIndexes.push(i); } return matchIndexes; }), "odd": createPositionalPseudo(function (matchIndexes, length) { var i = 1; for (; i < length; i += 2) { matchIndexes.push(i); } return matchIndexes; }), "lt": createPositionalPseudo(function (matchIndexes, length, argument) { var i = argument < 0 ? argument + length : argument > length ? length : argument; for (; --i >= 0;) { matchIndexes.push(i); } return matchIndexes; }), "gt": createPositionalPseudo(function (matchIndexes, length, argument) { var i = argument < 0 ? argument + length : argument; for (; ++i < length;) { matchIndexes.push(i); } return matchIndexes; }) } }; Expr.pseudos["nth"] = Expr.pseudos["eq"]; // Add button/input type pseudos for (i in {radio: true, checkbox: true, file: true, password: true, image: true}) { Expr.pseudos[i] = createInputPseudo(i); } for (i in {submit: true, reset: true}) { Expr.pseudos[i] = createButtonPseudo(i); } // Easy API for creating new setFilters function setFilters () { } setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); tokenize = Sizzle.tokenize = function (selector, parseOnly) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[selector + " "]; if (cached) { return parseOnly ? 0 : cached.slice(0); } soFar = selector; groups = []; preFilters = Expr.preFilter; while (soFar) { // Comma and first run if (!matched || (match = rcomma.exec(soFar))) { if (match) { // Don't consume trailing commas as valid soFar = soFar.slice(match[0].length) || soFar; } groups.push((tokens = [])); } matched = false; // Combinators if ((match = rcombinators.exec(soFar))) { matched = match.shift(); tokens.push({ value: matched, // Cast descendant combinators to space type: match[0].replace(rtrim, " ") }); soFar = soFar.slice(matched.length); } // Filters for (type in Expr.filter) { if ((match = matchExpr[type].exec(soFar)) && (!preFilters[type] || (match = preFilters[type](match)))) { matched = match.shift(); tokens.push({ value: matched, type: type, matches: match }); soFar = soFar.slice(matched.length); } } if (!matched) { break; } } // Return the length of the invalid excess // if we're just parsing // Otherwise, throw an error or return tokens return parseOnly ? soFar.length : soFar ? Sizzle.error(selector) : // Cache the tokens tokenCache(selector, groups).slice(0); }; function toSelector (tokens) { var i = 0, len = tokens.length, selector = ""; for (; i < len; i++) { selector += tokens[i].value; } return selector; } function addCombinator (matcher, combinator, base) { var dir = combinator.dir, skip = combinator.next, key = skip || dir, checkNonElements = base && key === "parentNode", doneName = done++; return combinator.first ? // Check against closest ancestor/preceding element function (elem, context, xml) { while ((elem = elem[dir])) { if (elem.nodeType === 1 || checkNonElements) { return matcher(elem, context, xml); } } return false; } : // Check against all ancestor/preceding elements function (elem, context, xml) { var oldCache, uniqueCache, outerCache, newCache = [dirruns, doneName]; // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching if (xml) { while ((elem = elem[dir])) { if (elem.nodeType === 1 || checkNonElements) { if (matcher(elem, context, xml)) { return true; } } } } else { while ((elem = elem[dir])) { if (elem.nodeType === 1 || checkNonElements) { outerCache = elem[expando] || (elem[expando] = {}); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[elem.uniqueID] || (outerCache[elem.uniqueID] = {}); if (skip && skip === elem.nodeName.toLowerCase()) { elem = elem[dir] || elem; } else if ((oldCache = uniqueCache[key]) && oldCache[0] === dirruns && oldCache[1] === doneName) { // Assign to newCache so results back-propagate to previous elements return (newCache[2] = oldCache[2]); } else { // Reuse newcache so results back-propagate to previous elements uniqueCache[key] = newCache; // A match means we're done; a fail means we have to keep checking if ((newCache[2] = matcher(elem, context, xml))) { return true; } } } } } return false; }; } function elementMatcher (matchers) { return matchers.length > 1 ? function (elem, context, xml) { var i = matchers.length; while (i--) { if (!matchers[i](elem, context, xml)) { return false; } } return true; } : matchers[0]; } function multipleContexts (selector, contexts, results) { var i = 0, len = contexts.length; for (; i < len; i++) { Sizzle(selector, contexts[i], results); } return results; } function condense (unmatched, map, filter, context, xml) { var elem, newUnmatched = [], i = 0, len = unmatched.length, mapped = map != null; for (; i < len; i++) { if ((elem = unmatched[i])) { if (!filter || filter(elem, context, xml)) { newUnmatched.push(elem); if (mapped) { map.push(i); } } } } return newUnmatched; } function setMatcher (preFilter, selector, matcher, postFilter, postFinder, postSelector) { if (postFilter && !postFilter[expando]) { postFilter = setMatcher(postFilter); } if (postFinder && !postFinder[expando]) { postFinder = setMatcher(postFinder, postSelector); } return markFunction(function (seed, results, context, xml) { var temp, i, elem, preMap = [], postMap = [], preexisting = results.length, // Get initial elements from seed or context elems = seed || multipleContexts( selector || "*", context.nodeType ? [context] : context, [] ), // Prefilter to get matcher input, preserving a map for seed-results synchronization matcherIn = preFilter && (seed || !selector) ? condense(elems, preMap, preFilter, context, xml) : elems, matcherOut = matcher ? // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, postFinder || (seed ? preFilter : preexisting || postFilter) ? // ...intermediate processing is necessary [] : // ...otherwise use results directly results : matcherIn; // Find primary matches if (matcher) { matcher(matcherIn, matcherOut, context, xml); } // Apply postFilter if (postFilter) { temp = condense(matcherOut, postMap); postFilter(temp, [], context, xml); // Un-match failing elements by moving them back to matcherIn i = temp.length; while (i--) { if ((elem = temp[i])) { matcherOut[postMap[i]] = !(matcherIn[postMap[i]] = elem); } } } if (seed) { if (postFinder || preFilter) { if (postFinder) { // Get the final matcherOut by condensing this intermediate into postFinder contexts temp = []; i = matcherOut.length; while (i--) { if ((elem = matcherOut[i])) { // Restore matcherIn since elem is not yet a final match temp.push((matcherIn[i] = elem)); } } postFinder(null, (matcherOut = []), temp, xml); } // Move matched elements from seed to results to keep them synchronized i = matcherOut.length; while (i--) { if ((elem = matcherOut[i]) && (temp = postFinder ? indexOf(seed, elem) : preMap[i]) > -1) { seed[temp] = !(results[temp] = elem); } } } // Add elements to results, through postFinder if defined } else { matcherOut = condense( matcherOut === results ? matcherOut.splice(preexisting, matcherOut.length) : matcherOut ); if (postFinder) { postFinder(null, results, matcherOut, xml); } else { push.apply(results, matcherOut); } } }); } function matcherFromTokens (tokens) { var checkContext, matcher, j, len = tokens.length, leadingRelative = Expr.relative[tokens[0].type], implicitRelative = leadingRelative || Expr.relative[" "], i = leadingRelative ? 1 : 0, // The foundational matcher ensures that elements are reachable from top-level context(s) matchContext = addCombinator(function (elem) { return elem === checkContext; }, implicitRelative, true), matchAnyContext = addCombinator(function (elem) { return indexOf(checkContext, elem) > -1; }, implicitRelative, true), matchers = [function (elem, context, xml) { var ret = (!leadingRelative && (xml || context !== outermostContext)) || ( (checkContext = context).nodeType ? matchContext(elem, context, xml) : matchAnyContext(elem, context, xml)); // Avoid hanging onto element (issue #299) checkContext = null; return ret; }]; for (; i < len; i++) { if ((matcher = Expr.relative[tokens[i].type])) { matchers = [addCombinator(elementMatcher(matchers), matcher)]; } else { matcher = Expr.filter[tokens[i].type].apply(null, tokens[i].matches); // Return special upon seeing a positional matcher if (matcher[expando]) { // Find the next relative operator (if any) for proper handling j = ++i; for (; j < len; j++) { if (Expr.relative[tokens[j].type]) { break; } } return setMatcher( i > 1 && elementMatcher(matchers), i > 1 && toSelector( // If the preceding token was a descendant combinator, insert an implicit any-element `*` tokens .slice(0, i - 1) .concat({value: tokens[i - 2].type === " " ? "*" : ""}) ).replace(rtrim, "$1"), matcher, i < j && matcherFromTokens(tokens.slice(i, j)), j < len && matcherFromTokens((tokens = tokens.slice(j))), j < len && toSelector(tokens) ); } matchers.push(matcher); } } return elementMatcher(matchers); } function matcherFromGroupMatchers (elementMatchers, setMatchers) { var bySet = setMatchers.length > 0, byElement = elementMatchers.length > 0, superMatcher = function (seed, context, xml, results, outermost) { var elem, j, matcher, matchedCount = 0, i = "0", unmatched = seed && [], setMatched = [], contextBackup = outermostContext, // We must always have either seed elements or outermost context elems = seed || byElement && Expr.find["TAG"]("*", outermost), // Use integer dirruns iff this is the outermost matcher dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), len = elems.length; if (outermost) { // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq outermostContext = context == document || context || outermost; } // Add elements passing elementMatchers directly to results // Support: IE<9, Safari // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id for (; i !== len && (elem = elems[i]) != null; i++) { if (byElement && elem) { j = 0; // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if (!context && elem.ownerDocument != document) { setDocument(elem); xml = !documentIsHTML; } while ((matcher = elementMatchers[j++])) { if (matcher(elem, context || document, xml)) { results.push(elem); break; } } if (outermost) { dirruns = dirrunsUnique; } } // Track unmatched elements for set filters if (bySet) { // They will have gone through all possible matchers if ((elem = !matcher && elem)) { matchedCount--; } // Lengthen the array for every element, matched or not if (seed) { unmatched.push(elem); } } } // `i` is now the count of elements visited above, and adding it to `matchedCount` // makes the latter nonnegative. matchedCount += i; // Apply set filters to unmatched elements // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` // equals `i`), unless we didn't visit _any_ elements in the above loop because we have // no element matchers and no seed. // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that // case, which will result in a "00" `matchedCount` that differs from `i` but is also // numerically zero. if (bySet && i !== matchedCount) { j = 0; while ((matcher = setMatchers[j++])) { matcher(unmatched, setMatched, context, xml); } if (seed) { // Reintegrate element matches to eliminate the need for sorting if (matchedCount > 0) { while (i--) { if (!(unmatched[i] || setMatched[i])) { setMatched[i] = pop.call(results); } } } // Discard index placeholder values to get only actual matches setMatched = condense(setMatched); } // Add matches to results push.apply(results, setMatched); // Seedless set matches succeeding multiple successful matchers stipulate sorting if (outermost && !seed && setMatched.length > 0 && (matchedCount + setMatchers.length) > 1) { Sizzle.uniqueSort(results); } } // Override manipulation of globals by nested matchers if (outermost) { dirruns = dirrunsUnique; outermostContext = contextBackup; } return unmatched; }; return bySet ? markFunction(superMatcher) : superMatcher; } compile = Sizzle.compile = function (selector, match /* Internal Use Only */) { var i, setMatchers = [], elementMatchers = [], cached = compilerCache[selector + " "]; if (!cached) { // Generate a function of recursive functions that can be used to check each element if (!match) { match = tokenize(selector); } i = match.length; while (i--) { cached = matcherFromTokens(match[i]); if (cached[expando]) { setMatchers.push(cached); } else { elementMatchers.push(cached); } } // Cache the compiled function cached = compilerCache( selector, matcherFromGroupMatchers(elementMatchers, setMatchers) ); // Save selector and tokenization cached.selector = selector; } return cached; }; /** * A low-level selection function that works with Sizzle's compiled * selector functions * @param {String|Function} selector A selector or a pre-compiled * selector function built with Sizzle.compile * @param {Element} context * @param {Array} [results] * @param {Array} [seed] A set of elements to match against */ select = Sizzle.select = function (selector, context, results, seed) { var i, tokens, token, type, find, compiled = typeof selector === "function" && selector, match = !seed && tokenize((selector = compiled.selector || selector)); results = results || []; // Try to minimize operations if there is only one selector in the list and no seed // (the latter of which guarantees us context) if (match.length === 1) { // Reduce context if the leading compound selector is an ID tokens = match[0] = match[0].slice(0); if (tokens.length > 2 && (token = tokens[0]).type === "ID" && context.nodeType === 9 && documentIsHTML && Expr.relative[tokens[1].type]) { context = (Expr.find["ID"](token.matches[0] .replace(runescape, funescape), context) || [])[0]; if (!context) { return results; // Precompiled matchers will still verify ancestry, so step up a level } else if (compiled) { context = context.parentNode; } selector = selector.slice(tokens.shift().value.length); } // Fetch a seed set for right-to-left matching i = matchExpr["needsContext"].test(selector) ? 0 : tokens.length; while (i--) { token = tokens[i]; // Abort if we hit a combinator if (Expr.relative[(type = token.type)]) { break; } if ((find = Expr.find[type])) { // Search, expanding context for leading sibling combinators if ((seed = find( token.matches[0].replace(runescape, funescape), rsibling.test(tokens[0].type) && testContext(context.parentNode) || context ))) { // If seed is empty or no tokens remain, we can return early tokens.splice(i, 1); selector = seed.length && toSelector(tokens); if (!selector) { push.apply(results, seed); return results; } break; } } } } // Compile and execute a filtering function if one is not provided // Provide `match` to avoid retokenization if we modified the selector above (compiled || compile(selector, match))( seed, context, !documentIsHTML, results, !context || rsibling.test(selector) && testContext(context.parentNode) || context ); return results; }; // One-time assignments // Sort stability support.sortStable = expando.split("").sort(sortOrder).join("") === expando; // Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function support.detectDuplicates = !!hasDuplicate; // Initialize against the default document setDocument(); // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* support.sortDetached = assert(function (el) { // Should return 1, but returns 4 (following) return el.compareDocumentPosition(document.createElement("fieldset")) & 1; }); // Support: IE<8 // Prevent attribute/property "interpolation" // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx if (!assert(function (el) { el.innerHTML = ""; return el.firstChild.getAttribute("href") === "#"; })) { addHandle("type|href|height|width", function (elem, name, isXML) { if (!isXML) { return elem.getAttribute(name, name.toLowerCase() === "type" ? 1 : 2); } }); } // Support: IE<9 // Use defaultValue in place of getAttribute("value") if (!support.attributes || !assert(function (el) { el.innerHTML = ""; el.firstChild.setAttribute("value", ""); return el.firstChild.getAttribute("value") === ""; })) { addHandle("value", function (elem, _name, isXML) { if (!isXML && elem.nodeName.toLowerCase() === "input") { return elem.defaultValue; } }); } // Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies if (!assert(function (el) { return el.getAttribute("disabled") == null; })) { addHandle(booleans, function (elem, name, isXML) { var val; if (!isXML) { return elem[name] === true ? name.toLowerCase() : (val = elem.getAttributeNode(name)) && val.specified ? val.value : null; } }); } return Sizzle; })(window); jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; // Deprecated jQuery.expr[":"] = jQuery.expr.pseudos; jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains; jQuery.escapeSelector = Sizzle.escape; var dir = function (elem, dir, until) { var matched = [], truncate = until !== undefined; while ((elem = elem[dir]) && elem.nodeType !== 9) { if (elem.nodeType === 1) { if (truncate && jQuery(elem).is(until)) { break; } matched.push(elem); } } return matched; }; var siblings = function (n, elem) { var matched = []; for (; n; n = n.nextSibling) { if (n.nodeType === 1 && n !== elem) { matched.push(n); } } return matched; }; var rneedsContext = jQuery.expr.match.needsContext; function nodeName (elem, name) { return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); }; var rsingleTag = (/^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i); // Implement the identical functionality for filter and not function winnow (elements, qualifier, not) { if (isFunction(qualifier)) { return jQuery.grep(elements, function (elem, i) { return !!qualifier.call(elem, i, elem) !== not; }); } // Single element if (qualifier.nodeType) { return jQuery.grep(elements, function (elem) { return (elem === qualifier) !== not; }); } // Arraylike of elements (jQuery, arguments, Array) if (typeof qualifier !== "string") { return jQuery.grep(elements, function (elem) { return (indexOf.call(qualifier, elem) > -1) !== not; }); } // Filtered directly for both simple and complex selectors return jQuery.filter(qualifier, elements, not); } jQuery.filter = function (expr, elems, not) { var elem = elems[0]; if (not) { expr = ":not(" + expr + ")"; } if (elems.length === 1 && elem.nodeType === 1) { return jQuery.find.matchesSelector(elem, expr) ? [elem] : []; } return jQuery.find.matches(expr, jQuery.grep(elems, function (elem) { return elem.nodeType === 1; })); }; jQuery.fn.extend({ find: function (selector) { var i, ret, len = this.length, self = this; if (typeof selector !== "string") { return this.pushStack(jQuery(selector).filter(function () { for (i = 0; i < len; i++) { if (jQuery.contains(self[i], this)) { return true; } } })); } ret = this.pushStack([]); for (i = 0; i < len; i++) { jQuery.find(selector, self[i], ret); } return len > 1 ? jQuery.uniqueSort(ret) : ret; }, filter: function (selector) { return this.pushStack(winnow(this, selector || [], false)); }, not: function (selector) { return this.pushStack(winnow(this, selector || [], true)); }, is: function (selector) { return !!winnow( this, // If this is a positional/relative selector, check membership in the returned set // so $("p:first").is("p:last") won't return true for a doc with two "p". typeof selector === "string" && rneedsContext.test(selector) ? jQuery(selector) : selector || [], false ).length; } }); // Initialize a jQuery object // A central reference to the root jQuery(document) var rootjQuery, // A simple way to check for HTML strings // Prioritize #id over to avoid XSS via location.hash (#9521) // Strict HTML recognition (#11290: must start with <) // Shortcut simple #id case for speed rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, init = jQuery.fn.init = function (selector, context, root) { var match, elem; // HANDLE: $(""), $(null), $(undefined), $(false) if (!selector) { return this; } // Method init() accepts an alternate rootjQuery // so migrate can support jQuery.sub (gh-2101) root = root || rootjQuery; // Handle HTML strings if (typeof selector === "string") { if (selector[0] === "<" && selector[selector.length - 1] === ">" && selector.length >= 3) { // Assume that strings that start and end with <> are HTML and skip the regex check match = [null, selector, null]; } else { match = rquickExpr.exec(selector); } // Match html or make sure no context is specified for #id if (match && (match[1] || !context)) { // HANDLE: $(html) -> $(array) if (match[1]) { context = context instanceof jQuery ? context[0] : context; // Option to run scripts is true for back-compat // Intentionally let the error be thrown if parseHTML is not present jQuery.merge(this, jQuery.parseHTML( match[1], context && context.nodeType ? context.ownerDocument || context : document, true )); // HANDLE: $(html, props) if (rsingleTag.test(match[1]) && jQuery.isPlainObject(context)) { for (match in context) { // Properties of context are called as methods if possible if (isFunction(this[match])) { this[match](context[match]); // ...and otherwise set as attributes } else { this.attr(match, context[match]); } } } return this; // HANDLE: $(#id) } else { elem = document.getElementById(match[2]); if (elem) { // Inject the element directly into the jQuery object this[0] = elem; this.length = 1; } return this; } // HANDLE: $(expr, $(...)) } else if (!context || context.jquery) { return (context || root).find(selector); // HANDLE: $(expr, context) // (which is just equivalent to: $(context).find(expr) } else { return this.constructor(context).find(selector); } // HANDLE: $(DOMElement) } else if (selector.nodeType) { this[0] = selector; this.length = 1; return this; // HANDLE: $(function) // Shortcut for document ready } else if (isFunction(selector)) { return root.ready !== undefined ? root.ready(selector) : // Execute immediately if ready is not present selector(jQuery); } return jQuery.makeArray(selector, this); }; // Give the init function the jQuery prototype for later instantiation init.prototype = jQuery.fn; // Initialize central reference rootjQuery = jQuery(document); var rparentsprev = /^(?:parents|prev(?:Until|All))/, // Methods guaranteed to produce a unique set when starting from a unique set guaranteedUnique = { children: true, contents: true, next: true, prev: true }; jQuery.fn.extend({ has: function (target) { var targets = jQuery(target, this), l = targets.length; return this.filter(function () { var i = 0; for (; i < l; i++) { if (jQuery.contains(this, targets[i])) { return true; } } }); }, closest: function (selectors, context) { var cur, i = 0, l = this.length, matched = [], targets = typeof selectors !== "string" && jQuery(selectors); // Positional selectors never match, since there's no _selection_ context if (!rneedsContext.test(selectors)) { for (; i < l; i++) { for (cur = this[i]; cur && cur !== context; cur = cur.parentNode) { // Always skip document fragments if (cur.nodeType < 11 && (targets ? targets.index(cur) > -1 : // Don't pass non-elements to Sizzle cur.nodeType === 1 && jQuery.find.matchesSelector(cur, selectors))) { matched.push(cur); break; } } } } return this.pushStack(matched.length > 1 ? jQuery.uniqueSort(matched) : matched); }, // Determine the position of an element within the set index: function (elem) { // No argument, return index in parent if (!elem) { return (this[0] && this[0].parentNode) ? this.first().prevAll().length : -1; } // Index in selector if (typeof elem === "string") { return indexOf.call(jQuery(elem), this[0]); } // Locate the position of the desired element return indexOf.call(this, // If it receives a jQuery object, the first element is used elem.jquery ? elem[0] : elem ); }, add: function (selector, context) { return this.pushStack( jQuery.uniqueSort( jQuery.merge(this.get(), jQuery(selector, context)) ) ); }, addBack: function (selector) { return this.add(selector == null ? this.prevObject : this.prevObject.filter(selector) ); } }); function sibling (cur, dir) { while ((cur = cur[dir]) && cur.nodeType !== 1) { } return cur; } jQuery.each({ parent: function (elem) { var parent = elem.parentNode; return parent && parent.nodeType !== 11 ? parent : null; }, parents: function (elem) { return dir(elem, "parentNode"); }, parentsUntil: function (elem, _i, until) { return dir(elem, "parentNode", until); }, next: function (elem) { return sibling(elem, "nextSibling"); }, prev: function (elem) { return sibling(elem, "previousSibling"); }, nextAll: function (elem) { return dir(elem, "nextSibling"); }, prevAll: function (elem) { return dir(elem, "previousSibling"); }, nextUntil: function (elem, _i, until) { return dir(elem, "nextSibling", until); }, prevUntil: function (elem, _i, until) { return dir(elem, "previousSibling", until); }, siblings: function (elem) { return siblings((elem.parentNode || {}).firstChild, elem); }, children: function (elem) { return siblings(elem.firstChild); }, contents: function (elem) { if (elem.contentDocument != null && // Support: IE 11+ // elements with no `data` attribute has an object // `contentDocument` with a `null` prototype. getProto(elem.contentDocument)) { return elem.contentDocument; } // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only // Treat the template element as a regular one in browsers that // don't support it. if (nodeName(elem, "template")) { elem = elem.content || elem; } return jQuery.merge([], elem.childNodes); } }, function (name, fn) { jQuery.fn[name] = function (until, selector) { var matched = jQuery.map(this, fn, until); if (name.slice(-5) !== "Until") { selector = until; } if (selector && typeof selector === "string") { matched = jQuery.filter(selector, matched); } if (this.length > 1) { // Remove duplicates if (!guaranteedUnique[name]) { jQuery.uniqueSort(matched); } // Reverse order for parents* and prev-derivatives if (rparentsprev.test(name)) { matched.reverse(); } } return this.pushStack(matched); }; }); var rnothtmlwhite = (/[^\x20\t\r\n\f]+/g); // Convert String-formatted options into Object-formatted ones function createOptions (options) { var object = {}; jQuery.each(options.match(rnothtmlwhite) || [], function (_, flag) { object[flag] = true; }); return object; } /* * Create a callback list using the following parameters: * * options: an optional list of space-separated options that will change how * the callback list behaves or a more traditional option object * * By default a callback list will act like an event callback list and can be * "fired" multiple times. * * Possible options: * * once: will ensure the callback list can only be fired once (like a Deferred) * * memory: will keep track of previous values and will call any callback added * after the list has been fired right away with the latest "memorized" * values (like a Deferred) * * unique: will ensure a callback can only be added once (no duplicate in the list) * * stopOnFalse: interrupt callings when a callback returns false * */ jQuery.Callbacks = function (options) { // Convert options from String-formatted to Object-formatted if needed // (we check in cache first) options = typeof options === "string" ? createOptions(options) : jQuery.extend({}, options); var // Flag to know if list is currently firing firing, // Last fire value for non-forgettable lists memory, // Flag to know if list was already fired fired, // Flag to prevent firing locked, // Actual callback list list = [], // Queue of execution data for repeatable lists queue = [], // Index of currently firing callback (modified by add/remove as needed) firingIndex = -1, // Fire callbacks fire = function () { // Enforce single-firing locked = locked || options.once; // Execute callbacks for all pending executions, // respecting firingIndex overrides and runtime changes fired = firing = true; for (; queue.length; firingIndex = -1) { memory = queue.shift(); while (++firingIndex < list.length) { // Run callback and check for early termination if (list[firingIndex].apply(memory[0], memory[1]) === false && options.stopOnFalse) { // Jump to end and forget the data so .add doesn't re-fire firingIndex = list.length; memory = false; } } } // Forget the data if we're done with it if (!options.memory) { memory = false; } firing = false; // Clean up if we're done firing for good if (locked) { // Keep an empty list if we have data for future add calls if (memory) { list = []; // Otherwise, this object is spent } else { list = ""; } } }, // Actual Callbacks object self = { // Add a callback or a collection of callbacks to the list add: function () { if (list) { // If we have memory from a past run, we should fire after adding if (memory && !firing) { firingIndex = list.length - 1; queue.push(memory); } (function add (args) { jQuery.each(args, function (_, arg) { if (isFunction(arg)) { if (!options.unique || !self.has(arg)) { list.push(arg); } } else if (arg && arg.length && toType(arg) !== "string") { // Inspect recursively add(arg); } }); })(arguments); if (memory && !firing) { fire(); } } return this; }, // Remove a callback from the list remove: function () { jQuery.each(arguments, function (_, arg) { var index; while ((index = jQuery.inArray(arg, list, index)) > -1) { list.splice(index, 1); // Handle firing indexes if (index <= firingIndex) { firingIndex--; } } }); return this; }, // Check if a given callback is in the list. // If no argument is given, return whether or not list has callbacks attached. has: function (fn) { return fn ? jQuery.inArray(fn, list) > -1 : list.length > 0; }, // Remove all callbacks from the list empty: function () { if (list) { list = []; } return this; }, // Disable .fire and .add // Abort any current/pending executions // Clear all callbacks and values disable: function () { locked = queue = []; list = memory = ""; return this; }, disabled: function () { return !list; }, // Disable .fire // Also disable .add unless we have memory (since it would have no effect) // Abort any pending executions lock: function () { locked = queue = []; if (!memory && !firing) { list = memory = ""; } return this; }, locked: function () { return !!locked; }, // Call all callbacks with the given context and arguments fireWith: function (context, args) { if (!locked) { args = args || []; args = [context, args.slice ? args.slice() : args]; queue.push(args); if (!firing) { fire(); } } return this; }, // Call all the callbacks with the given arguments fire: function () { self.fireWith(this, arguments); return this; }, // To know if the callbacks have already been called at least once fired: function () { return !!fired; } }; return self; }; function Identity (v) { return v; } function Thrower (ex) { throw ex; } function adoptValue (value, resolve, reject, noValue) { var method; try { // Check for promise aspect first to privilege synchronous behavior if (value && isFunction((method = value.promise))) { method.call(value).done(resolve).fail(reject); // Other thenables } else if (value && isFunction((method = value.then))) { method.call(value, resolve, reject); // Other non-thenables } else { // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: // * false: [ value ].slice( 0 ) => resolve( value ) // * true: [ value ].slice( 1 ) => resolve() resolve.apply(undefined, [value].slice(noValue)); } // For Promises/A+, convert exceptions into rejections // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in // Deferred#then to conditionally suppress rejection. } catch (value) { // Support: Android 4.0 only // Strict mode functions invoked without .call/.apply get global-object context reject.apply(undefined, [value]); } } jQuery.extend({ Deferred: function (func) { var tuples = [ // action, add listener, callbacks, // ... .then handlers, argument index, [final state] ["notify", "progress", jQuery.Callbacks("memory"), jQuery.Callbacks("memory"), 2], ["resolve", "done", jQuery.Callbacks("once memory"), jQuery.Callbacks("once memory"), 0, "resolved"], ["reject", "fail", jQuery.Callbacks("once memory"), jQuery.Callbacks("once memory"), 1, "rejected"] ], state = "pending", promise = { state: function () { return state; }, always: function () { deferred.done(arguments).fail(arguments); return this; }, "catch": function (fn) { return promise.then(null, fn); }, // Keep pipe for back-compat pipe: function ( /* fnDone, fnFail, fnProgress */) { var fns = arguments; return jQuery.Deferred(function (newDefer) { jQuery.each(tuples, function (_i, tuple) { // Map tuples (progress, done, fail) to arguments (done, fail, progress) var fn = isFunction(fns[tuple[4]]) && fns[tuple[4]]; // deferred.progress(function() { bind to newDefer or newDefer.notify }) // deferred.done(function() { bind to newDefer or newDefer.resolve }) // deferred.fail(function() { bind to newDefer or newDefer.reject }) deferred[tuple[1]](function () { var returned = fn && fn.apply(this, arguments); if (returned && isFunction(returned.promise)) { returned.promise() .progress(newDefer.notify) .done(newDefer.resolve) .fail(newDefer.reject); } else { newDefer[tuple[0] + "With"]( this, fn ? [returned] : arguments ); } }); }); fns = null; }).promise(); }, then: function (onFulfilled, onRejected, onProgress) { var maxDepth = 0; function resolve (depth, deferred, handler, special) { return function () { var that = this, args = arguments, mightThrow = function () { var returned, then; // Support: Promises/A+ section 2.3.3.3.3 // https://promisesaplus.com/#point-59 // Ignore double-resolution attempts if (depth < maxDepth) { return; } returned = handler.apply(that, args); // Support: Promises/A+ section 2.3.1 // https://promisesaplus.com/#point-48 if (returned === deferred.promise()) { throw new TypeError("Thenable self-resolution"); } // Support: Promises/A+ sections 2.3.3.1, 3.5 // https://promisesaplus.com/#point-54 // https://promisesaplus.com/#point-75 // Retrieve `then` only once then = returned && // Support: Promises/A+ section 2.3.4 // https://promisesaplus.com/#point-64 // Only check objects and functions for thenability (typeof returned === "object" || typeof returned === "function") && returned.then; // Handle a returned thenable if (isFunction(then)) { // Special processors (notify) just wait for resolution if (special) { then.call( returned, resolve(maxDepth, deferred, Identity, special), resolve(maxDepth, deferred, Thrower, special) ); // Normal processors (resolve) also hook into progress } else { // ...and disregard older resolution values maxDepth++; then.call( returned, resolve(maxDepth, deferred, Identity, special), resolve(maxDepth, deferred, Thrower, special), resolve(maxDepth, deferred, Identity, deferred.notifyWith) ); } // Handle all other returned values } else { // Only substitute handlers pass on context // and multiple values (non-spec behavior) if (handler !== Identity) { that = undefined; args = [returned]; } // Process the value(s) // Default process is resolve (special || deferred.resolveWith)(that, args); } }, // Only normal processors (resolve) catch and reject exceptions process = special ? mightThrow : function () { try { mightThrow(); } catch (e) { if (jQuery.Deferred.exceptionHook) { jQuery.Deferred.exceptionHook(e, process.stackTrace); } // Support: Promises/A+ section 2.3.3.3.4.1 // https://promisesaplus.com/#point-61 // Ignore post-resolution exceptions if (depth + 1 >= maxDepth) { // Only substitute handlers pass on context // and multiple values (non-spec behavior) if (handler !== Thrower) { that = undefined; args = [e]; } deferred.rejectWith(that, args); } } }; // Support: Promises/A+ section 2.3.3.3.1 // https://promisesaplus.com/#point-57 // Re-resolve promises immediately to dodge false rejection from // subsequent errors if (depth) { process(); } else { // Call an optional hook to record the stack, in case of exception // since it's otherwise lost when execution goes async if (jQuery.Deferred.getStackHook) { process.stackTrace = jQuery.Deferred.getStackHook(); } window.setTimeout(process); } }; } return jQuery.Deferred(function (newDefer) { // progress_handlers.add( ... ) tuples[0][3].add( resolve( 0, newDefer, isFunction(onProgress) ? onProgress : Identity, newDefer.notifyWith ) ); // fulfilled_handlers.add( ... ) tuples[1][3].add( resolve( 0, newDefer, isFunction(onFulfilled) ? onFulfilled : Identity ) ); // rejected_handlers.add( ... ) tuples[2][3].add( resolve( 0, newDefer, isFunction(onRejected) ? onRejected : Thrower ) ); }).promise(); }, // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object promise: function (obj) { return obj != null ? jQuery.extend(obj, promise) : promise; } }, deferred = {}; // Add list-specific methods jQuery.each(tuples, function (i, tuple) { var list = tuple[2], stateString = tuple[5]; // promise.progress = list.add // promise.done = list.add // promise.fail = list.add promise[tuple[1]] = list.add; // Handle state if (stateString) { list.add( function () { // state = "resolved" (i.e., fulfilled) // state = "rejected" state = stateString; }, // rejected_callbacks.disable // fulfilled_callbacks.disable tuples[3 - i][2].disable, // rejected_handlers.disable // fulfilled_handlers.disable tuples[3 - i][3].disable, // progress_callbacks.lock tuples[0][2].lock, // progress_handlers.lock tuples[0][3].lock ); } // progress_handlers.fire // fulfilled_handlers.fire // rejected_handlers.fire list.add(tuple[3].fire); // deferred.notify = function() { deferred.notifyWith(...) } // deferred.resolve = function() { deferred.resolveWith(...) } // deferred.reject = function() { deferred.rejectWith(...) } deferred[tuple[0]] = function () { deferred[tuple[0] + "With"](this === deferred ? undefined : this, arguments); return this; }; // deferred.notifyWith = list.fireWith // deferred.resolveWith = list.fireWith // deferred.rejectWith = list.fireWith deferred[tuple[0] + "With"] = list.fireWith; }); // Make the deferred a promise promise.promise(deferred); // Call given func if any if (func) { func.call(deferred, deferred); } // All done! return deferred; }, // Deferred helper when: function (singleValue) { var // count of uncompleted subordinates remaining = arguments.length, // count of unprocessed arguments i = remaining, // subordinate fulfillment data resolveContexts = Array(i), resolveValues = slice.call(arguments), // the master Deferred master = jQuery.Deferred(), // subordinate callback factory updateFunc = function (i) { return function (value) { resolveContexts[i] = this; resolveValues[i] = arguments.length > 1 ? slice.call(arguments) : value; if (!(--remaining)) { master.resolveWith(resolveContexts, resolveValues); } }; }; // Single- and empty arguments are adopted like Promise.resolve if (remaining <= 1) { adoptValue(singleValue, master.done(updateFunc(i)).resolve, master.reject, !remaining); // Use .then() to unwrap secondary thenables (cf. gh-3000) if (master.state() === "pending" || isFunction(resolveValues[i] && resolveValues[i].then)) { return master.then(); } } // Multiple arguments are aggregated like Promise.all array elements while (i--) { adoptValue(resolveValues[i], updateFunc(i), master.reject); } return master.promise(); } }); // These usually indicate a programmer mistake during development, // warn about them ASAP rather than swallowing them by default. var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; jQuery.Deferred.exceptionHook = function (error, stack) { // Support: IE 8 - 9 only // Console exists when dev tools are open, which can happen at any time if (window.console && window.console.warn && error && rerrorNames.test(error.name)) { window.console.warn("jQuery.Deferred exception: " + error.message, error.stack, stack); } }; jQuery.readyException = function (error) { window.setTimeout(function () { throw error; }); }; // The deferred used on DOM ready var readyList = jQuery.Deferred(); jQuery.fn.ready = function (fn) { readyList .then(fn) // Wrap jQuery.readyException in a function so that the lookup // happens at the time of error handling instead of callback // registration. .catch(function (error) { jQuery.readyException(error); }); return this; }; jQuery.extend({ // Is the DOM ready to be used? Set to true once it occurs. isReady: false, // A counter to track how many items to wait for before // the ready event fires. See #6781 readyWait: 1, // Handle when the DOM is ready ready: function (wait) { // Abort if there are pending holds or we're already ready if (wait === true ? --jQuery.readyWait : jQuery.isReady) { return; } // Remember that the DOM is ready jQuery.isReady = true; // If a normal DOM Ready event fired, decrement, and wait if need be if (wait !== true && --jQuery.readyWait > 0) { return; } // If there are functions bound, to execute readyList.resolveWith(document, [jQuery]); } }); jQuery.ready.then = readyList.then; // The ready event handler and self cleanup method function completed () { document.removeEventListener("DOMContentLoaded", completed); window.removeEventListener("load", completed); jQuery.ready(); } // Catch cases where $(document).ready() is called // after the browser event has already occurred. // Support: IE <=9 - 10 only // Older IE sometimes signals "interactive" too soon if (document.readyState === "complete" || (document.readyState !== "loading" && !document.documentElement.doScroll)) { // Handle it asynchronously to allow scripts the opportunity to delay ready window.setTimeout(jQuery.ready); } else { // Use the handy event callback document.addEventListener("DOMContentLoaded", completed); // A fallback to window.onload, that will always work window.addEventListener("load", completed); } // Multifunctional method to get and set values of a collection // The value/s can optionally be executed if it's a function var access = function (elems, fn, key, value, chainable, emptyGet, raw) { var i = 0, len = elems.length, bulk = key == null; // Sets many values if (toType(key) === "object") { chainable = true; for (i in key) { access(elems, fn, i, key[i], true, emptyGet, raw); } // Sets one value } else if (value !== undefined) { chainable = true; if (!isFunction(value)) { raw = true; } if (bulk) { // Bulk operations run against the entire set if (raw) { fn.call(elems, value); fn = null; // ...except when executing function values } else { bulk = fn; fn = function (elem, _key, value) { return bulk.call(jQuery(elem), value); }; } } if (fn) { for (; i < len; i++) { fn( elems[i], key, raw ? value : value.call(elems[i], i, fn(elems[i], key)) ); } } } if (chainable) { return elems; } // Gets if (bulk) { return fn.call(elems); } return len ? fn(elems[0], key) : emptyGet; }; // Matches dashed string for camelizing var rmsPrefix = /^-ms-/, rdashAlpha = /-([a-z])/g; // Used by camelCase as callback to replace() function fcamelCase (_all, letter) { return letter.toUpperCase(); } // Convert dashed to camelCase; used by the css and data modules // Support: IE <=9 - 11, Edge 12 - 15 // Microsoft forgot to hump their vendor prefix (#9572) function camelCase (string) { return string.replace(rmsPrefix, "ms-").replace(rdashAlpha, fcamelCase); } var acceptData = function (owner) { // Accepts only: // - Node // - Node.ELEMENT_NODE // - Node.DOCUMENT_NODE // - Object // - Any return owner.nodeType === 1 || owner.nodeType === 9 || !(+owner.nodeType); }; function Data () { this.expando = jQuery.expando + Data.uid++; } Data.uid = 1; Data.prototype = { cache: function (owner) { // Check if the owner object already has a cache var value = owner[this.expando]; // If not, create one if (!value) { value = Object.create(null); // We can accept data for non-element nodes in modern browsers, // but we should not, see #8335. // Always return an empty object. if (acceptData(owner)) { // If it is a node unlikely to be stringify-ed or looped over // use plain assignment if (owner.nodeType) { owner[this.expando] = value; // Otherwise secure it in a non-enumerable property // configurable must be true to allow the property to be // deleted when data is removed } else { Object.defineProperty(owner, this.expando, { value: value, configurable: true }); } } } return value; }, set: function (owner, data, value) { var prop, cache = this.cache(owner); // Handle: [ owner, key, value ] args // Always use camelCase key (gh-2257) if (typeof data === "string") { cache[camelCase(data)] = value; // Handle: [ owner, { properties } ] args } else { // Copy the properties one-by-one to the cache object for (prop in data) { cache[camelCase(prop)] = data[prop]; } } return cache; }, get: function (owner, key) { return key === undefined ? this.cache(owner) : // Always use camelCase key (gh-2257) owner[this.expando] && owner[this.expando][camelCase(key)]; }, access: function (owner, key, value) { // In cases where either: // // 1. No key was specified // 2. A string key was specified, but no value provided // // Take the "read" path and allow the get method to determine // which value to return, respectively either: // // 1. The entire cache object // 2. The data stored at the key // if (key === undefined || ((key && typeof key === "string") && value === undefined)) { return this.get(owner, key); } // When the key is not a string, or both a key and value // are specified, set or extend (existing objects) with either: // // 1. An object of properties // 2. A key and value // this.set(owner, key, value); // Since the "set" path can have two possible entry points // return the expected data based on which path was taken[*] return value !== undefined ? value : key; }, remove: function (owner, key) { var i, cache = owner[this.expando]; if (cache === undefined) { return; } if (key !== undefined) { // Support array or space separated string of keys if (Array.isArray(key)) { // If key is an array of keys... // We always set camelCase keys, so remove that. key = key.map(camelCase); } else { key = camelCase(key); // If a key with the spaces exists, use it. // Otherwise, create an array by matching non-whitespace key = key in cache ? [key] : (key.match(rnothtmlwhite) || []); } i = key.length; while (i--) { delete cache[key[i]]; } } // Remove the expando if there's no more data if (key === undefined || jQuery.isEmptyObject(cache)) { // Support: Chrome <=35 - 45 // Webkit & Blink performance suffers when deleting properties // from DOM nodes, so set to undefined instead // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) if (owner.nodeType) { owner[this.expando] = undefined; } else { delete owner[this.expando]; } } }, hasData: function (owner) { var cache = owner[this.expando]; return cache !== undefined && !jQuery.isEmptyObject(cache); } }; var dataPriv = new Data(); var dataUser = new Data(); // Implementation Summary // // 1. Enforce API surface and semantic compatibility with 1.9.x branch // 2. Improve the module's maintainability by reducing the storage // paths to a single mechanism. // 3. Use the same single mechanism to support "private" and "user" data. // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) // 5. Avoid exposing implementation details on user objects (eg. expando properties) // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, rmultiDash = /[A-Z]/g; function getData (data) { if (data === "true") { return true; } if (data === "false") { return false; } if (data === "null") { return null; } // Only convert to a number if it doesn't change the string if (data === +data + "") { return +data; } if (rbrace.test(data)) { return JSON.parse(data); } return data; } function dataAttr (elem, key, data) { var name; // If nothing was found internally, try to fetch any // data from the HTML5 data-* attribute if (data === undefined && elem.nodeType === 1) { name = "data-" + key.replace(rmultiDash, "-$&").toLowerCase(); data = elem.getAttribute(name); if (typeof data === "string") { try { data = getData(data); } catch (e) { } // Make sure we set the data so it isn't changed later dataUser.set(elem, key, data); } else { data = undefined; } } return data; } jQuery.extend({ hasData: function (elem) { return dataUser.hasData(elem) || dataPriv.hasData(elem); }, data: function (elem, name, data) { return dataUser.access(elem, name, data); }, removeData: function (elem, name) { dataUser.remove(elem, name); }, // TODO: Now that all calls to _data and _removeData have been replaced // with direct calls to dataPriv methods, these can be deprecated. _data: function (elem, name, data) { return dataPriv.access(elem, name, data); }, _removeData: function (elem, name) { dataPriv.remove(elem, name); } }); jQuery.fn.extend({ data: function (key, value) { var i, name, data, elem = this[0], attrs = elem && elem.attributes; // Gets all values if (key === undefined) { if (this.length) { data = dataUser.get(elem); if (elem.nodeType === 1 && !dataPriv.get(elem, "hasDataAttrs")) { i = attrs.length; while (i--) { // Support: IE 11 only // The attrs elements can be null (#14894) if (attrs[i]) { name = attrs[i].name; if (name.indexOf("data-") === 0) { name = camelCase(name.slice(5)); dataAttr(elem, name, data[name]); } } } dataPriv.set(elem, "hasDataAttrs", true); } } return data; } // Sets multiple values if (typeof key === "object") { return this.each(function () { dataUser.set(this, key); }); } return access(this, function (value) { var data; // The calling jQuery object (element matches) is not empty // (and therefore has an element appears at this[ 0 ]) and the // `value` parameter was not undefined. An empty jQuery object // will result in `undefined` for elem = this[ 0 ] which will // throw an exception if an attempt to read a data cache is made. if (elem && value === undefined) { // Attempt to get data from the cache // The key will always be camelCased in Data data = dataUser.get(elem, key); if (data !== undefined) { return data; } // Attempt to "discover" the data in // HTML5 custom data-* attrs data = dataAttr(elem, key); if (data !== undefined) { return data; } // We tried really hard, but the data doesn't exist. return; } // Set the data... this.each(function () { // We always store the camelCased key dataUser.set(this, key, value); }); }, null, value, arguments.length > 1, null, true); }, removeData: function (key) { return this.each(function () { dataUser.remove(this, key); }); } }); jQuery.extend({ queue: function (elem, type, data) { var queue; if (elem) { type = (type || "fx") + "queue"; queue = dataPriv.get(elem, type); // Speed up dequeue by getting out quickly if this is just a lookup if (data) { if (!queue || Array.isArray(data)) { queue = dataPriv.access(elem, type, jQuery.makeArray(data)); } else { queue.push(data); } } return queue || []; } }, dequeue: function (elem, type) { type = type || "fx"; var queue = jQuery.queue(elem, type), startLength = queue.length, fn = queue.shift(), hooks = jQuery._queueHooks(elem, type), next = function () { jQuery.dequeue(elem, type); }; // If the fx queue is dequeued, always remove the progress sentinel if (fn === "inprogress") { fn = queue.shift(); startLength--; } if (fn) { // Add a progress sentinel to prevent the fx queue from being // automatically dequeued if (type === "fx") { queue.unshift("inprogress"); } // Clear up the last queue stop function delete hooks.stop; fn.call(elem, next, hooks); } if (!startLength && hooks) { hooks.empty.fire(); } }, // Not public - generate a queueHooks object, or return the current one _queueHooks: function (elem, type) { var key = type + "queueHooks"; return dataPriv.get(elem, key) || dataPriv.access(elem, key, { empty: jQuery.Callbacks("once memory").add(function () { dataPriv.remove(elem, [type + "queue", key]); }) }); } }); jQuery.fn.extend({ queue: function (type, data) { var setter = 2; if (typeof type !== "string") { data = type; type = "fx"; setter--; } if (arguments.length < setter) { return jQuery.queue(this[0], type); } return data === undefined ? this : this.each(function () { var queue = jQuery.queue(this, type, data); // Ensure a hooks for this queue jQuery._queueHooks(this, type); if (type === "fx" && queue[0] !== "inprogress") { jQuery.dequeue(this, type); } }); }, dequeue: function (type) { return this.each(function () { jQuery.dequeue(this, type); }); }, clearQueue: function (type) { return this.queue(type || "fx", []); }, // Get a promise resolved when queues of a certain type // are emptied (fx is the type by default) promise: function (type, obj) { var tmp, count = 1, defer = jQuery.Deferred(), elements = this, i = this.length, resolve = function () { if (!(--count)) { defer.resolveWith(elements, [elements]); } }; if (typeof type !== "string") { obj = type; type = undefined; } type = type || "fx"; while (i--) { tmp = dataPriv.get(elements[i], type + "queueHooks"); if (tmp && tmp.empty) { count++; tmp.empty.add(resolve); } } resolve(); return defer.promise(obj); } }); var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; var rcssNum = new RegExp("^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i"); var cssExpand = ["Top", "Right", "Bottom", "Left"]; var documentElement = document.documentElement; var isAttached = function (elem) { return jQuery.contains(elem.ownerDocument, elem); }, composed = {composed: true}; // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only // Check attachment across shadow DOM boundaries when possible (gh-3504) // Support: iOS 10.0-10.2 only // Early iOS 10 versions support `attachShadow` but not `getRootNode`, // leading to errors. We need to check for `getRootNode`. if (documentElement.getRootNode) { isAttached = function (elem) { return jQuery.contains(elem.ownerDocument, elem) || elem.getRootNode(composed) === elem.ownerDocument; }; } var isHiddenWithinTree = function (elem, el) { // isHiddenWithinTree might be called from jQuery#filter function; // in that case, element will be second argument elem = el || elem; // Inline style trumps all return elem.style.display === "none" || elem.style.display === "" && // Otherwise, check computed style // Support: Firefox <=43 - 45 // Disconnected elements can have computed display: none, so first confirm that elem is // in the document. isAttached(elem) && jQuery.css(elem, "display") === "none"; }; function adjustCSS (elem, prop, valueParts, tween) { var adjusted, scale, maxIterations = 20, currentValue = tween ? function () { return tween.cur(); } : function () { return jQuery.css(elem, prop, ""); }, initial = currentValue(), unit = valueParts && valueParts[3] || (jQuery.cssNumber[prop] ? "" : "px"), // Starting value computation is required for potential unit mismatches initialInUnit = elem.nodeType && (jQuery.cssNumber[prop] || unit !== "px" && +initial) && rcssNum.exec(jQuery.css(elem, prop)); if (initialInUnit && initialInUnit[3] !== unit) { // Support: Firefox <=54 // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) initial = initial / 2; // Trust units reported by jQuery.css unit = unit || initialInUnit[3]; // Iteratively approximate from a nonzero starting point initialInUnit = +initial || 1; while (maxIterations--) { // Evaluate and update our best guess (doubling guesses that zero out). // Finish if the scale equals or crosses 1 (making the old*new product non-positive). jQuery.style(elem, prop, initialInUnit + unit); if ((1 - scale) * (1 - (scale = currentValue() / initial || 0.5)) <= 0) { maxIterations = 0; } initialInUnit = initialInUnit / scale; } initialInUnit = initialInUnit * 2; jQuery.style(elem, prop, initialInUnit + unit); // Make sure we update the tween properties later on valueParts = valueParts || []; } if (valueParts) { initialInUnit = +initialInUnit || +initial || 0; // Apply relative offset (+=/-=) if specified adjusted = valueParts[1] ? initialInUnit + (valueParts[1] + 1) * valueParts[2] : +valueParts[2]; if (tween) { tween.unit = unit; tween.start = initialInUnit; tween.end = adjusted; } } return adjusted; } var defaultDisplayMap = {}; function getDefaultDisplay (elem) { var temp, doc = elem.ownerDocument, nodeName = elem.nodeName, display = defaultDisplayMap[nodeName]; if (display) { return display; } temp = doc.body.appendChild(doc.createElement(nodeName)); display = jQuery.css(temp, "display"); temp.parentNode.removeChild(temp); if (display === "none") { display = "block"; } defaultDisplayMap[nodeName] = display; return display; } function showHide (elements, show) { var display, elem, values = [], index = 0, length = elements.length; // Determine new display value for elements that need to change for (; index < length; index++) { elem = elements[index]; if (!elem.style) { continue; } display = elem.style.display; if (show) { // Since we force visibility upon cascade-hidden elements, an immediate (and slow) // check is required in this first loop unless we have a nonempty display value (either // inline or about-to-be-restored) if (display === "none") { values[index] = dataPriv.get(elem, "display") || null; if (!values[index]) { elem.style.display = ""; } } if (elem.style.display === "" && isHiddenWithinTree(elem)) { values[index] = getDefaultDisplay(elem); } } else { if (display !== "none") { values[index] = "none"; // Remember what we're overwriting dataPriv.set(elem, "display", display); } } } // Set the display of the elements in a second loop to avoid constant reflow for (index = 0; index < length; index++) { if (values[index] != null) { elements[index].style.display = values[index]; } } return elements; } jQuery.fn.extend({ show: function () { return showHide(this, true); }, hide: function () { return showHide(this); }, toggle: function (state) { if (typeof state === "boolean") { return state ? this.show() : this.hide(); } return this.each(function () { if (isHiddenWithinTree(this)) { jQuery(this).show(); } else { jQuery(this).hide(); } }); } }); var rcheckableType = (/^(?:checkbox|radio)$/i); var rtagName = (/<([a-z][^\/\0>\x20\t\r\n\f]*)/i); var rscriptType = (/^$|^module$|\/(?:java|ecma)script/i); (function () { var fragment = document.createDocumentFragment(), div = fragment.appendChild(document.createElement("div")), input = document.createElement("input"); // Support: Android 4.0 - 4.3 only // Check state lost if the name is set (#11217) // Support: Windows Web Apps (WWA) // `name` and `type` must use .setAttribute for WWA (#14901) input.setAttribute("type", "radio"); input.setAttribute("checked", "checked"); input.setAttribute("name", "t"); div.appendChild(input); // Support: Android <=4.1 only // Older WebKit doesn't clone checked state correctly in fragments support.checkClone = div.cloneNode(true).cloneNode(true).lastChild.checked; // Support: IE <=11 only // Make sure textarea (and checkbox) defaultValue is properly cloned div.innerHTML = ""; support.noCloneChecked = !!div.cloneNode(true).lastChild.defaultValue; // Support: IE <=9 only // IE <=9 replaces "; support.option = !!div.lastChild; })(); // We have to close these tags to support XHTML (#13200) var wrapMap = { // XHTML parsers do not magically insert elements in the // same way that tag soup parsers do. So we cannot shorten // this by omitting or other required elements. thead: [1, "", "
"], col: [2, "", "
"], tr: [2, "", "
"], td: [3, "", "
"], _default: [0, "", ""] }; wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td; // Support: IE <=9 only if (!support.option) { wrapMap.optgroup = wrapMap.option = [1, ""]; } function getAll (context, tag) { // Support: IE <=9 - 11 only // Use typeof to avoid zero-argument method invocation on host objects (#15151) var ret; if (typeof context.getElementsByTagName !== "undefined") { ret = context.getElementsByTagName(tag || "*"); } else if (typeof context.querySelectorAll !== "undefined") { ret = context.querySelectorAll(tag || "*"); } else { ret = []; } if (tag === undefined || tag && nodeName(context, tag)) { return jQuery.merge([context], ret); } return ret; } // Mark scripts as having already been evaluated function setGlobalEval (elems, refElements) { var i = 0, l = elems.length; for (; i < l; i++) { dataPriv.set( elems[i], "globalEval", !refElements || dataPriv.get(refElements[i], "globalEval") ); } } var rhtml = /<|&#?\w+;/; function buildFragment (elems, context, scripts, selection, ignored) { var elem, tmp, tag, wrap, attached, j, fragment = context.createDocumentFragment(), nodes = [], i = 0, l = elems.length; for (; i < l; i++) { elem = elems[i]; if (elem || elem === 0) { // Add nodes directly if (toType(elem) === "object") { // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge(nodes, elem.nodeType ? [elem] : elem); // Convert non-html into a text node } else if (!rhtml.test(elem)) { nodes.push(context.createTextNode(elem)); // Convert html into DOM nodes } else { tmp = tmp || fragment.appendChild(context.createElement("div")); // Deserialize a standard representation tag = (rtagName.exec(elem) || ["", ""])[1].toLowerCase(); wrap = wrapMap[tag] || wrapMap._default; tmp.innerHTML = wrap[1] + jQuery.htmlPrefilter(elem) + wrap[2]; // Descend through wrappers to the right content j = wrap[0]; while (j--) { tmp = tmp.lastChild; } // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge(nodes, tmp.childNodes); // Remember the top-level container tmp = fragment.firstChild; // Ensure the created nodes are orphaned (#12392) tmp.textContent = ""; } } } // Remove wrapper from fragment fragment.textContent = ""; i = 0; while ((elem = nodes[i++])) { // Skip elements already in the context collection (trac-4087) if (selection && jQuery.inArray(elem, selection) > -1) { if (ignored) { ignored.push(elem); } continue; } attached = isAttached(elem); // Append to fragment tmp = getAll(fragment.appendChild(elem), "script"); // Preserve script evaluation history if (attached) { setGlobalEval(tmp); } // Capture executables if (scripts) { j = 0; while ((elem = tmp[j++])) { if (rscriptType.test(elem.type || "")) { scripts.push(elem); } } } } return fragment; } var rkeyEvent = /^key/, rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, rtypenamespace = /^([^.]*)(?:\.(.+)|)/; function returnTrue () { return true; } function returnFalse () { return false; } // Support: IE <=9 - 11+ // focus() and blur() are asynchronous, except when they are no-op. // So expect focus to be synchronous when the element is already active, // and blur to be synchronous when the element is not already active. // (focus and blur are always synchronous in other supported browsers, // this just defines when we can count on it). function expectSync (elem, type) { return (elem === safeActiveElement()) === (type === "focus"); } // Support: IE <=9 only // Accessing document.activeElement can throw unexpectedly // https://bugs.jquery.com/ticket/13393 function safeActiveElement () { try { return document.activeElement; } catch (err) { } } function on (elem, types, selector, data, fn, one) { var origFn, type; // Types can be a map of types/handlers if (typeof types === "object") { // ( types-Object, selector, data ) if (typeof selector !== "string") { // ( types-Object, data ) data = data || selector; selector = undefined; } for (type in types) { on(elem, type, selector, data, types[type], one); } return elem; } if (data == null && fn == null) { // ( types, fn ) fn = selector; data = selector = undefined; } else if (fn == null) { if (typeof selector === "string") { // ( types, selector, fn ) fn = data; data = undefined; } else { // ( types, data, fn ) fn = data; data = selector; selector = undefined; } } if (fn === false) { fn = returnFalse; } else if (!fn) { return elem; } if (one === 1) { origFn = fn; fn = function (event) { // Can use an empty set, since event contains the info jQuery().off(event); return origFn.apply(this, arguments); }; // Use same guid so caller can remove using origFn fn.guid = origFn.guid || (origFn.guid = jQuery.guid++); } return elem.each(function () { jQuery.event.add(this, types, fn, data, selector); }); } /* * Helper functions for managing events -- not part of the public interface. * Props to Dean Edwards' addEvent library for many of the ideas. */ jQuery.event = { global: {}, add: function (elem, types, handler, data, selector) { var handleObjIn, eventHandle, tmp, events, t, handleObj, special, handlers, type, namespaces, origType, elemData = dataPriv.get(elem); // Only attach events to objects that accept data if (!acceptData(elem)) { return; } // Caller can pass in an object of custom data in lieu of the handler if (handler.handler) { handleObjIn = handler; handler = handleObjIn.handler; selector = handleObjIn.selector; } // Ensure that invalid selectors throw exceptions at attach time // Evaluate against documentElement in case elem is a non-element node (e.g., document) if (selector) { jQuery.find.matchesSelector(documentElement, selector); } // Make sure that the handler has a unique ID, used to find/remove it later if (!handler.guid) { handler.guid = jQuery.guid++; } // Init the element's event structure and main handler, if this is the first if (!(events = elemData.events)) { events = elemData.events = Object.create(null); } if (!(eventHandle = elemData.handle)) { eventHandle = elemData.handle = function (e) { // Discard the second event of a jQuery.event.trigger() and // when an event is called after a page has unloaded return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? jQuery.event.dispatch.apply(elem, arguments) : undefined; }; } // Handle multiple events separated by a space types = (types || "").match(rnothtmlwhite) || [""]; t = types.length; while (t--) { tmp = rtypenamespace.exec(types[t]) || []; type = origType = tmp[1]; namespaces = (tmp[2] || "").split(".").sort(); // There *must* be a type, no attaching namespace-only handlers if (!type) { continue; } // If event changes its type, use the special event handlers for the changed type special = jQuery.event.special[type] || {}; // If selector defined, determine special event api type, otherwise given type type = (selector ? special.delegateType : special.bindType) || type; // Update special based on newly reset type special = jQuery.event.special[type] || {}; // handleObj is passed to all event handlers handleObj = jQuery.extend({ type: type, origType: origType, data: data, handler: handler, guid: handler.guid, selector: selector, needsContext: selector && jQuery.expr.match.needsContext.test(selector), namespace: namespaces.join(".") }, handleObjIn); // Init the event handler queue if we're the first if (!(handlers = events[type])) { handlers = events[type] = []; handlers.delegateCount = 0; // Only use addEventListener if the special events handler returns false if (!special.setup || special.setup.call(elem, data, namespaces, eventHandle) === false) { if (elem.addEventListener) { elem.addEventListener(type, eventHandle); } } } if (special.add) { special.add.call(elem, handleObj); if (!handleObj.handler.guid) { handleObj.handler.guid = handler.guid; } } // Add to the element's handler list, delegates in front if (selector) { handlers.splice(handlers.delegateCount++, 0, handleObj); } else { handlers.push(handleObj); } // Keep track of which events have ever been used, for event optimization jQuery.event.global[type] = true; } }, // Detach an event or set of events from an element remove: function (elem, types, handler, selector, mappedTypes) { var j, origCount, tmp, events, t, handleObj, special, handlers, type, namespaces, origType, elemData = dataPriv.hasData(elem) && dataPriv.get(elem); if (!elemData || !(events = elemData.events)) { return; } // Once for each type.namespace in types; type may be omitted types = (types || "").match(rnothtmlwhite) || [""]; t = types.length; while (t--) { tmp = rtypenamespace.exec(types[t]) || []; type = origType = tmp[1]; namespaces = (tmp[2] || "").split(".").sort(); // Unbind all events (on this namespace, if provided) for the element if (!type) { for (type in events) { jQuery.event.remove(elem, type + types[t], handler, selector, true); } continue; } special = jQuery.event.special[type] || {}; type = (selector ? special.delegateType : special.bindType) || type; handlers = events[type] || []; tmp = tmp[2] && new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)"); // Remove matching events origCount = j = handlers.length; while (j--) { handleObj = handlers[j]; if ((mappedTypes || origType === handleObj.origType) && (!handler || handler.guid === handleObj.guid) && (!tmp || tmp.test(handleObj.namespace)) && (!selector || selector === handleObj.selector || selector === "**" && handleObj.selector)) { handlers.splice(j, 1); if (handleObj.selector) { handlers.delegateCount--; } if (special.remove) { special.remove.call(elem, handleObj); } } } // Remove generic event handler if we removed something and no more handlers exist // (avoids potential for endless recursion during removal of special event handlers) if (origCount && !handlers.length) { if (!special.teardown || special.teardown.call(elem, namespaces, elemData.handle) === false) { jQuery.removeEvent(elem, type, elemData.handle); } delete events[type]; } } // Remove data and the expando if it's no longer used if (jQuery.isEmptyObject(events)) { dataPriv.remove(elem, "handle events"); } }, dispatch: function (nativeEvent) { var i, j, ret, matched, handleObj, handlerQueue, args = new Array(arguments.length), // Make a writable jQuery.Event from the native event object event = jQuery.event.fix(nativeEvent), handlers = ( dataPriv.get(this, "events") || Object.create(null) )[event.type] || [], special = jQuery.event.special[event.type] || {}; // Use the fix-ed jQuery.Event rather than the (read-only) native event args[0] = event; for (i = 1; i < arguments.length; i++) { args[i] = arguments[i]; } event.delegateTarget = this; // Call the preDispatch hook for the mapped type, and let it bail if desired if (special.preDispatch && special.preDispatch.call(this, event) === false) { return; } // Determine handlers handlerQueue = jQuery.event.handlers.call(this, event, handlers); // Run delegates first; they may want to stop propagation beneath us i = 0; while ((matched = handlerQueue[i++]) && !event.isPropagationStopped()) { event.currentTarget = matched.elem; j = 0; while ((handleObj = matched.handlers[j++]) && !event.isImmediatePropagationStopped()) { // If the event is namespaced, then each handler is only invoked if it is // specially universal or its namespaces are a superset of the event's. if (!event.rnamespace || handleObj.namespace === false || event.rnamespace.test(handleObj.namespace)) { event.handleObj = handleObj; event.data = handleObj.data; ret = ((jQuery.event.special[handleObj.origType] || {}).handle || handleObj.handler).apply(matched.elem, args); if (ret !== undefined) { if ((event.result = ret) === false) { event.preventDefault(); event.stopPropagation(); } } } } } // Call the postDispatch hook for the mapped type if (special.postDispatch) { special.postDispatch.call(this, event); } return event.result; }, handlers: function (event, handlers) { var i, handleObj, sel, matchedHandlers, matchedSelectors, handlerQueue = [], delegateCount = handlers.delegateCount, cur = event.target; // Find delegate handlers if (delegateCount && // Support: IE <=9 // Black-hole SVG instance trees (trac-13180) cur.nodeType && // Support: Firefox <=42 // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click // Support: IE 11 only // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) !(event.type === "click" && event.button >= 1)) { for (; cur !== this; cur = cur.parentNode || this) { // Don't check non-elements (#13208) // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) if (cur.nodeType === 1 && !(event.type === "click" && cur.disabled === true)) { matchedHandlers = []; matchedSelectors = {}; for (i = 0; i < delegateCount; i++) { handleObj = handlers[i]; // Don't conflict with Object.prototype properties (#13203) sel = handleObj.selector + " "; if (matchedSelectors[sel] === undefined) { matchedSelectors[sel] = handleObj.needsContext ? jQuery(sel, this).index(cur) > -1 : jQuery.find(sel, this, null, [cur]).length; } if (matchedSelectors[sel]) { matchedHandlers.push(handleObj); } } if (matchedHandlers.length) { handlerQueue.push({elem: cur, handlers: matchedHandlers}); } } } } // Add the remaining (directly-bound) handlers cur = this; if (delegateCount < handlers.length) { handlerQueue.push({elem: cur, handlers: handlers.slice(delegateCount)}); } return handlerQueue; }, addProp: function (name, hook) { Object.defineProperty(jQuery.Event.prototype, name, { enumerable: true, configurable: true, get: isFunction(hook) ? function () { if (this.originalEvent) { return hook(this.originalEvent); } } : function () { if (this.originalEvent) { return this.originalEvent[name]; } }, set: function (value) { Object.defineProperty(this, name, { enumerable: true, configurable: true, writable: true, value: value }); } }); }, fix: function (originalEvent) { return originalEvent[jQuery.expando] ? originalEvent : new jQuery.Event(originalEvent); }, special: { load: { // Prevent triggered image.load events from bubbling to window.load noBubble: true }, click: { // Utilize native event to ensure correct state for checkable inputs setup: function (data) { // For mutual compressibility with _default, replace `this` access with a local var. // `|| data` is dead code meant only to preserve the variable through minification. var el = this || data; // Claim the first handler if (rcheckableType.test(el.type) && el.click && nodeName(el, "input")) { // dataPriv.set( el, "click", ... ) leverageNative(el, "click", returnTrue); } // Return false to allow normal processing in the caller return false; }, trigger: function (data) { // For mutual compressibility with _default, replace `this` access with a local var. // `|| data` is dead code meant only to preserve the variable through minification. var el = this || data; // Force setup before triggering a click if (rcheckableType.test(el.type) && el.click && nodeName(el, "input")) { leverageNative(el, "click"); } // Return non-false to allow normal event-path propagation return true; }, // For cross-browser consistency, suppress native .click() on links // Also prevent it if we're currently inside a leveraged native-event stack _default: function (event) { var target = event.target; return rcheckableType.test(target.type) && target.click && nodeName(target, "input") && dataPriv.get(target, "click") || nodeName(target, "a"); } }, beforeunload: { postDispatch: function (event) { // Support: Firefox 20+ // Firefox doesn't alert if the returnValue field is not set. if (event.result !== undefined && event.originalEvent) { event.originalEvent.returnValue = event.result; } } } } }; // Ensure the presence of an event listener that handles manually-triggered // synthetic events by interrupting progress until reinvoked in response to // *native* events that it fires directly, ensuring that state changes have // already occurred before other listeners are invoked. function leverageNative (el, type, expectSync) { // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add if (!expectSync) { if (dataPriv.get(el, type) === undefined) { jQuery.event.add(el, type, returnTrue); } return; } // Register the controller as a special universal handler for all event namespaces dataPriv.set(el, type, false); jQuery.event.add(el, type, { namespace: false, handler: function (event) { var notAsync, result, saved = dataPriv.get(this, type); if ((event.isTrigger & 1) && this[type]) { // Interrupt processing of the outer synthetic .trigger()ed event // Saved data should be false in such cases, but might be a leftover capture object // from an async native handler (gh-4350) if (!saved.length) { // Store arguments for use when handling the inner native event // There will always be at least one argument (an event object), so this array // will not be confused with a leftover capture object. saved = slice.call(arguments); dataPriv.set(this, type, saved); // Trigger the native event and capture its result // Support: IE <=9 - 11+ // focus() and blur() are asynchronous notAsync = expectSync(this, type); this[type](); result = dataPriv.get(this, type); if (saved !== result || notAsync) { dataPriv.set(this, type, false); } else { result = {}; } if (saved !== result) { // Cancel the outer synthetic event event.stopImmediatePropagation(); event.preventDefault(); return result.value; } // If this is an inner synthetic event for an event with a bubbling surrogate // (focus or blur), assume that the surrogate already propagated from triggering the // native event and prevent that from happening again here. // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the // bubbling surrogate propagates *after* the non-bubbling base), but that seems // less bad than duplication. } else if ((jQuery.event.special[type] || {}).delegateType) { event.stopPropagation(); } // If this is a native event triggered above, everything is now in order // Fire an inner synthetic event with the original arguments } else if (saved.length) { // ...and capture the result dataPriv.set(this, type, { value: jQuery.event.trigger( // Support: IE <=9 - 11+ // Extend with the prototype to reset the above stopImmediatePropagation() jQuery.extend(saved[0], jQuery.Event.prototype), saved.slice(1), this ) }); // Abort handling of the native event event.stopImmediatePropagation(); } } }); } jQuery.removeEvent = function (elem, type, handle) { // This "if" is needed for plain objects if (elem.removeEventListener) { elem.removeEventListener(type, handle); } }; jQuery.Event = function (src, props) { // Allow instantiation without the 'new' keyword if (!(this instanceof jQuery.Event)) { return new jQuery.Event(src, props); } // Event object if (src && src.type) { this.originalEvent = src; this.type = src.type; // Events bubbling up the document may have been marked as prevented // by a handler lower down the tree; reflect the correct value. this.isDefaultPrevented = src.defaultPrevented || src.defaultPrevented === undefined && // Support: Android <=2.3 only src.returnValue === false ? returnTrue : returnFalse; // Create target properties // Support: Safari <=6 - 7 only // Target should not be a text node (#504, #13143) this.target = (src.target && src.target.nodeType === 3) ? src.target.parentNode : src.target; this.currentTarget = src.currentTarget; this.relatedTarget = src.relatedTarget; // Event type } else { this.type = src; } // Put explicitly provided properties onto the event object if (props) { jQuery.extend(this, props); } // Create a timestamp if incoming event doesn't have one this.timeStamp = src && src.timeStamp || Date.now(); // Mark it as fixed this[jQuery.expando] = true; }; // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { constructor: jQuery.Event, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse, isSimulated: false, preventDefault: function () { var e = this.originalEvent; this.isDefaultPrevented = returnTrue; if (e && !this.isSimulated) { e.preventDefault(); } }, stopPropagation: function () { var e = this.originalEvent; this.isPropagationStopped = returnTrue; if (e && !this.isSimulated) { e.stopPropagation(); } }, stopImmediatePropagation: function () { var e = this.originalEvent; this.isImmediatePropagationStopped = returnTrue; if (e && !this.isSimulated) { e.stopImmediatePropagation(); } this.stopPropagation(); } }; // Includes all common event props including KeyEvent and MouseEvent specific props jQuery.each({ altKey: true, bubbles: true, cancelable: true, changedTouches: true, ctrlKey: true, detail: true, eventPhase: true, metaKey: true, pageX: true, pageY: true, shiftKey: true, view: true, "char": true, code: true, charCode: true, key: true, keyCode: true, button: true, buttons: true, clientX: true, clientY: true, offsetX: true, offsetY: true, pointerId: true, pointerType: true, screenX: true, screenY: true, targetTouches: true, toElement: true, touches: true, which: function (event) { var button = event.button; // Add which for key events if (event.which == null && rkeyEvent.test(event.type)) { return event.charCode != null ? event.charCode : event.keyCode; } // Add which for click: 1 === left; 2 === middle; 3 === right if (!event.which && button !== undefined && rmouseEvent.test(event.type)) { if (button & 1) { return 1; } if (button & 2) { return 3; } if (button & 4) { return 2; } return 0; } return event.which; } }, jQuery.event.addProp); jQuery.each({focus: "focusin", blur: "focusout"}, function (type, delegateType) { jQuery.event.special[type] = { // Utilize native event if possible so blur/focus sequence is correct setup: function () { // Claim the first handler // dataPriv.set( this, "focus", ... ) // dataPriv.set( this, "blur", ... ) leverageNative(this, type, expectSync); // Return false to allow normal processing in the caller return false; }, trigger: function () { // Force setup before trigger leverageNative(this, type); // Return non-false to allow normal event-path propagation return true; }, delegateType: delegateType }; }); // Create mouseenter/leave events using mouseover/out and event-time checks // so that event delegation works in jQuery. // Do the same for pointerenter/pointerleave and pointerover/pointerout // // Support: Safari 7 only // Safari sends mouseenter too often; see: // https://bugs.chromium.org/p/chromium/issues/detail?id=470258 // for the description of the bug (it existed in older Chrome versions as well). jQuery.each({ mouseenter: "mouseover", mouseleave: "mouseout", pointerenter: "pointerover", pointerleave: "pointerout" }, function (orig, fix) { jQuery.event.special[orig] = { delegateType: fix, bindType: fix, handle: function (event) { var ret, target = this, related = event.relatedTarget, handleObj = event.handleObj; // For mouseenter/leave call the handler if related is outside the target. // NB: No relatedTarget if the mouse left/entered the browser window if (!related || (related !== target && !jQuery.contains(target, related))) { event.type = handleObj.origType; ret = handleObj.handler.apply(this, arguments); event.type = fix; } return ret; } }; }); jQuery.fn.extend({ on: function (types, selector, data, fn) { return on(this, types, selector, data, fn); }, one: function (types, selector, data, fn) { return on(this, types, selector, data, fn, 1); }, off: function (types, selector, fn) { var handleObj, type; if (types && types.preventDefault && types.handleObj) { // ( event ) dispatched jQuery.Event handleObj = types.handleObj; jQuery(types.delegateTarget).off( handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, handleObj.selector, handleObj.handler ); return this; } if (typeof types === "object") { // ( types-object [, selector] ) for (type in types) { this.off(type, selector, types[type]); } return this; } if (selector === false || typeof selector === "function") { // ( types [, fn] ) fn = selector; selector = undefined; } if (fn === false) { fn = returnFalse; } return this.each(function () { jQuery.event.remove(this, types, fn, selector); }); } }); var // Support: IE <=10 - 11, Edge 12 - 13 only // In IE/Edge using regex groups here causes severe slowdowns. // See https://connect.microsoft.com/IE/feedback/details/1736512/ rnoInnerhtml = /\s*$/g; // Prefer a tbody over its parent table for containing new rows function manipulationTarget (elem, content) { if (nodeName(elem, "table") && nodeName(content.nodeType !== 11 ? content : content.firstChild, "tr")) { return jQuery(elem).children("tbody")[0] || elem; } return elem; } // Replace/restore the type attribute of script elements for safe DOM manipulation function disableScript (elem) { elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; return elem; } function restoreScript (elem) { if ((elem.type || "").slice(0, 5) === "true/") { elem.type = elem.type.slice(5); } else { elem.removeAttribute("type"); } return elem; } function cloneCopyEvent (src, dest) { var i, l, type, pdataOld, udataOld, udataCur, events; if (dest.nodeType !== 1) { return; } // 1. Copy private data: events, handlers, etc. if (dataPriv.hasData(src)) { pdataOld = dataPriv.get(src); events = pdataOld.events; if (events) { dataPriv.remove(dest, "handle events"); for (type in events) { for (i = 0, l = events[type].length; i < l; i++) { jQuery.event.add(dest, type, events[type][i]); } } } } // 2. Copy user data if (dataUser.hasData(src)) { udataOld = dataUser.access(src); udataCur = jQuery.extend({}, udataOld); dataUser.set(dest, udataCur); } } // Fix IE bugs, see support tests function fixInput (src, dest) { var nodeName = dest.nodeName.toLowerCase(); // Fails to persist the checked state of a cloned checkbox or radio button. if (nodeName === "input" && rcheckableType.test(src.type)) { dest.checked = src.checked; // Fails to return the selected option to the default selected state when cloning options } else if (nodeName === "input" || nodeName === "textarea") { dest.defaultValue = src.defaultValue; } } function domManip (collection, args, callback, ignored) { // Flatten any nested arrays args = flat(args); var fragment, first, scripts, hasScripts, node, doc, i = 0, l = collection.length, iNoClone = l - 1, value = args[0], valueIsFunction = isFunction(value); // We can't cloneNode fragments that contain checked, in WebKit if (valueIsFunction || (l > 1 && typeof value === "string" && !support.checkClone && rchecked.test(value))) { return collection.each(function (index) { var self = collection.eq(index); if (valueIsFunction) { args[0] = value.call(this, index, self.html()); } domManip(self, args, callback, ignored); }); } if (l) { fragment = buildFragment(args, collection[0].ownerDocument, false, collection, ignored); first = fragment.firstChild; if (fragment.childNodes.length === 1) { fragment = first; } // Require either new content or an interest in ignored elements to invoke the callback if (first || ignored) { scripts = jQuery.map(getAll(fragment, "script"), disableScript); hasScripts = scripts.length; // Use the original fragment for the last item // instead of the first because it can end up // being emptied incorrectly in certain situations (#8070). for (; i < l; i++) { node = fragment; if (i !== iNoClone) { node = jQuery.clone(node, true, true); // Keep references to cloned scripts for later restoration if (hasScripts) { // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge(scripts, getAll(node, "script")); } } callback.call(collection[i], node, i); } if (hasScripts) { doc = scripts[scripts.length - 1].ownerDocument; // Reenable scripts jQuery.map(scripts, restoreScript); // Evaluate executable scripts on first document insertion for (i = 0; i < hasScripts; i++) { node = scripts[i]; if (rscriptType.test(node.type || "") && !dataPriv.access(node, "globalEval") && jQuery.contains(doc, node)) { if (node.src && (node.type || "").toLowerCase() !== "module") { // Optional AJAX dependency, but won't run scripts if not present if (jQuery._evalUrl && !node.noModule) { jQuery._evalUrl(node.src, { nonce: node.nonce || node.getAttribute("nonce") }, doc); } } else { DOMEval(node.textContent.replace(rcleanScript, ""), node, doc); } } } } } } return collection; } function remove (elem, selector, keepData) { var node, nodes = selector ? jQuery.filter(selector, elem) : elem, i = 0; for (; (node = nodes[i]) != null; i++) { if (!keepData && node.nodeType === 1) { jQuery.cleanData(getAll(node)); } if (node.parentNode) { if (keepData && isAttached(node)) { setGlobalEval(getAll(node, "script")); } node.parentNode.removeChild(node); } } return elem; } jQuery.extend({ htmlPrefilter: function (html) { return html; }, clone: function (elem, dataAndEvents, deepDataAndEvents) { var i, l, srcElements, destElements, clone = elem.cloneNode(true), inPage = isAttached(elem); // Fix IE cloning issues if (!support.noCloneChecked && (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem)) { // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 destElements = getAll(clone); srcElements = getAll(elem); for (i = 0, l = srcElements.length; i < l; i++) { fixInput(srcElements[i], destElements[i]); } } // Copy the events from the original to the clone if (dataAndEvents) { if (deepDataAndEvents) { srcElements = srcElements || getAll(elem); destElements = destElements || getAll(clone); for (i = 0, l = srcElements.length; i < l; i++) { cloneCopyEvent(srcElements[i], destElements[i]); } } else { cloneCopyEvent(elem, clone); } } // Preserve script evaluation history destElements = getAll(clone, "script"); if (destElements.length > 0) { setGlobalEval(destElements, !inPage && getAll(elem, "script")); } // Return the cloned set return clone; }, cleanData: function (elems) { var data, elem, type, special = jQuery.event.special, i = 0; for (; (elem = elems[i]) !== undefined; i++) { if (acceptData(elem)) { if ((data = elem[dataPriv.expando])) { if (data.events) { for (type in data.events) { if (special[type]) { jQuery.event.remove(elem, type); // This is a shortcut to avoid jQuery.event.remove's overhead } else { jQuery.removeEvent(elem, type, data.handle); } } } // Support: Chrome <=35 - 45+ // Assign undefined instead of using delete, see Data#remove elem[dataPriv.expando] = undefined; } if (elem[dataUser.expando]) { // Support: Chrome <=35 - 45+ // Assign undefined instead of using delete, see Data#remove elem[dataUser.expando] = undefined; } } } } }); jQuery.fn.extend({ detach: function (selector) { return remove(this, selector, true); }, remove: function (selector) { return remove(this, selector); }, text: function (value) { return access(this, function (value) { return value === undefined ? jQuery.text(this) : this.empty().each(function () { if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) { this.textContent = value; } }); }, null, value, arguments.length); }, append: function () { return domManip(this, arguments, function (elem) { if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) { var target = manipulationTarget(this, elem); target.appendChild(elem); } }); }, prepend: function () { return domManip(this, arguments, function (elem) { if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) { var target = manipulationTarget(this, elem); target.insertBefore(elem, target.firstChild); } }); }, before: function () { return domManip(this, arguments, function (elem) { if (this.parentNode) { this.parentNode.insertBefore(elem, this); } }); }, after: function () { return domManip(this, arguments, function (elem) { if (this.parentNode) { this.parentNode.insertBefore(elem, this.nextSibling); } }); }, empty: function () { var elem, i = 0; for (; (elem = this[i]) != null; i++) { if (elem.nodeType === 1) { // Prevent memory leaks jQuery.cleanData(getAll(elem, false)); // Remove any remaining nodes elem.textContent = ""; } } return this; }, clone: function (dataAndEvents, deepDataAndEvents) { dataAndEvents = dataAndEvents == null ? false : dataAndEvents; deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; return this.map(function () { return jQuery.clone(this, dataAndEvents, deepDataAndEvents); }); }, html: function (value) { return access(this, function (value) { var elem = this[0] || {}, i = 0, l = this.length; if (value === undefined && elem.nodeType === 1) { return elem.innerHTML; } // See if we can take a shortcut and just use innerHTML if (typeof value === "string" && !rnoInnerhtml.test(value) && !wrapMap[(rtagName.exec(value) || ["", ""])[1].toLowerCase()]) { value = jQuery.htmlPrefilter(value); try { for (; i < l; i++) { elem = this[i] || {}; // Remove element nodes and prevent memory leaks if (elem.nodeType === 1) { jQuery.cleanData(getAll(elem, false)); elem.innerHTML = value; } } elem = 0; // If using innerHTML throws an exception, use the fallback method } catch (e) { } } if (elem) { this.empty().append(value); } }, null, value, arguments.length); }, replaceWith: function () { var ignored = []; // Make the changes, replacing each non-ignored context element with the new content return domManip(this, arguments, function (elem) { var parent = this.parentNode; if (jQuery.inArray(this, ignored) < 0) { jQuery.cleanData(getAll(this)); if (parent) { parent.replaceChild(elem, this); } } // Force callback invocation }, ignored); } }); jQuery.each({ appendTo: "append", prependTo: "prepend", insertBefore: "before", insertAfter: "after", replaceAll: "replaceWith" }, function (name, original) { jQuery.fn[name] = function (selector) { var elems, ret = [], insert = jQuery(selector), last = insert.length - 1, i = 0; for (; i <= last; i++) { elems = i === last ? this : this.clone(true); jQuery(insert[i])[original](elems); // Support: Android <=4.0 only, PhantomJS 1 only // .get() because push.apply(_, arraylike) throws on ancient WebKit push.apply(ret, elems.get()); } return this.pushStack(ret); }; }); var rnumnonpx = new RegExp("^(" + pnum + ")(?!px)[a-z%]+$", "i"); var getStyles = function (elem) { // Support: IE <=11 only, Firefox <=30 (#15098, #14150) // IE throws on elements created in popups // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" var view = elem.ownerDocument.defaultView; if (!view || !view.opener) { view = window; } return view.getComputedStyle(elem); }; var swap = function (elem, options, callback) { var ret, name, old = {}; // Remember the old values, and insert the new ones for (name in options) { old[name] = elem.style[name]; elem.style[name] = options[name]; } ret = callback.call(elem); // Revert the old values for (name in options) { elem.style[name] = old[name]; } return ret; }; var rboxStyle = new RegExp(cssExpand.join("|"), "i"); (function () { // Executing both pixelPosition & boxSizingReliable tests require only one layout // so they're executed at the same time to save the second computation. function computeStyleTests () { // This is a singleton, we need to execute it only once if (!div) { return; } container.style.cssText = "position:absolute;left:-11111px;width:60px;" + "margin-top:1px;padding:0;border:0"; div.style.cssText = "position:relative;display:block;box-sizing:border-box;overflow:scroll;" + "margin:auto;border:1px;padding:1px;" + "width:60%;top:1%"; documentElement.appendChild(container).appendChild(div); var divStyle = window.getComputedStyle(div); pixelPositionVal = divStyle.top !== "1%"; // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44 reliableMarginLeftVal = roundPixelMeasures(divStyle.marginLeft) === 12; // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3 // Some styles come back with percentage values, even though they shouldn't div.style.right = "60%"; pixelBoxStylesVal = roundPixelMeasures(divStyle.right) === 36; // Support: IE 9 - 11 only // Detect misreporting of content dimensions for box-sizing:border-box elements boxSizingReliableVal = roundPixelMeasures(divStyle.width) === 36; // Support: IE 9 only // Detect overflow:scroll screwiness (gh-3699) // Support: Chrome <=64 // Don't get tricked when zoom affects offsetWidth (gh-4029) div.style.position = "absolute"; scrollboxSizeVal = roundPixelMeasures(div.offsetWidth / 3) === 12; documentElement.removeChild(container); // Nullify the div so it wouldn't be stored in the memory and // it will also be a sign that checks already performed div = null; } function roundPixelMeasures (measure) { return Math.round(parseFloat(measure)); } var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal, reliableTrDimensionsVal, reliableMarginLeftVal, container = document.createElement("div"), div = document.createElement("div"); // Finish early in limited (non-browser) environments if (!div.style) { return; } // Support: IE <=9 - 11 only // Style of cloned element affects source element cloned (#8908) div.style.backgroundClip = "content-box"; div.cloneNode(true).style.backgroundClip = ""; support.clearCloneStyle = div.style.backgroundClip === "content-box"; jQuery.extend(support, { boxSizingReliable: function () { computeStyleTests(); return boxSizingReliableVal; }, pixelBoxStyles: function () { computeStyleTests(); return pixelBoxStylesVal; }, pixelPosition: function () { computeStyleTests(); return pixelPositionVal; }, reliableMarginLeft: function () { computeStyleTests(); return reliableMarginLeftVal; }, scrollboxSize: function () { computeStyleTests(); return scrollboxSizeVal; }, // Support: IE 9 - 11+, Edge 15 - 18+ // IE/Edge misreport `getComputedStyle` of table rows with width/height // set in CSS while `offset*` properties report correct values. // Behavior in IE 9 is more subtle than in newer versions & it passes // some versions of this test; make sure not to make it pass there! reliableTrDimensions: function () { var table, tr, trChild, trStyle; if (reliableTrDimensionsVal == null) { table = document.createElement("table"); tr = document.createElement("tr"); trChild = document.createElement("div"); table.style.cssText = "position:absolute;left:-11111px"; tr.style.height = "1px"; trChild.style.height = "9px"; documentElement .appendChild(table) .appendChild(tr) .appendChild(trChild); trStyle = window.getComputedStyle(tr); reliableTrDimensionsVal = parseInt(trStyle.height) > 3; documentElement.removeChild(table); } return reliableTrDimensionsVal; } }); })(); function curCSS (elem, name, computed) { var width, minWidth, maxWidth, ret, // Support: Firefox 51+ // Retrieving style before computed somehow // fixes an issue with getting wrong values // on detached elements style = elem.style; computed = computed || getStyles(elem); // getPropertyValue is needed for: // .css('filter') (IE 9 only, #12537) // .css('--customProperty) (#3144) if (computed) { ret = computed.getPropertyValue(name) || computed[name]; if (ret === "" && !isAttached(elem)) { ret = jQuery.style(elem, name); } // A tribute to the "awesome hack by Dean Edwards" // Android Browser returns percentage for some values, // but width seems to be reliably pixels. // This is against the CSSOM draft spec: // https://drafts.csswg.org/cssom/#resolved-values if (!support.pixelBoxStyles() && rnumnonpx.test(ret) && rboxStyle.test(name)) { // Remember the original values width = style.width; minWidth = style.minWidth; maxWidth = style.maxWidth; // Put in the new values to get a computed value out style.minWidth = style.maxWidth = style.width = ret; ret = computed.width; // Revert the changed values style.width = width; style.minWidth = minWidth; style.maxWidth = maxWidth; } } return ret !== undefined ? // Support: IE <=9 - 11 only // IE returns zIndex value as an integer. ret + "" : ret; } function addGetHookIf (conditionFn, hookFn) { // Define the hook, we'll check on the first run if it's really needed. return { get: function () { if (conditionFn()) { // Hook not needed (or it's not possible to use it due // to missing dependency), remove it. delete this.get; return; } // Hook needed; redefine it so that the support test is not executed again. return (this.get = hookFn).apply(this, arguments); } }; } var cssPrefixes = ["Webkit", "Moz", "ms"], emptyStyle = document.createElement("div").style, vendorProps = {}; // Return a vendor-prefixed property or undefined function vendorPropName (name) { // Check for vendor prefixed names var capName = name[0].toUpperCase() + name.slice(1), i = cssPrefixes.length; while (i--) { name = cssPrefixes[i] + capName; if (name in emptyStyle) { return name; } } } // Return a potentially-mapped jQuery.cssProps or vendor prefixed property function finalPropName (name) { var final = jQuery.cssProps[name] || vendorProps[name]; if (final) { return final; } if (name in emptyStyle) { return name; } return vendorProps[name] = vendorPropName(name) || name; } var // Swappable if display is none or starts with table // except "table", "table-cell", or "table-caption" // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display rdisplayswap = /^(none|table(?!-c[ea]).+)/, rcustomProp = /^--/, cssShow = {position: "absolute", visibility: "hidden", display: "block"}, cssNormalTransform = { letterSpacing: "0", fontWeight: "400" }; function setPositiveNumber (_elem, value, subtract) { // Any relative (+/-) values have already been // normalized at this point var matches = rcssNum.exec(value); return matches ? // Guard against undefined "subtract", e.g., when used as in cssHooks Math.max(0, matches[2] - (subtract || 0)) + (matches[3] || "px") : value; } function boxModelAdjustment (elem, dimension, box, isBorderBox, styles, computedVal) { var i = dimension === "width" ? 1 : 0, extra = 0, delta = 0; // Adjustment may not be necessary if (box === (isBorderBox ? "border" : "content")) { return 0; } for (; i < 4; i += 2) { // Both box models exclude margin if (box === "margin") { delta += jQuery.css(elem, box + cssExpand[i], true, styles); } // If we get here with a content-box, we're seeking "padding" or "border" or "margin" if (!isBorderBox) { // Add padding delta += jQuery.css(elem, "padding" + cssExpand[i], true, styles); // For "border" or "margin", add border if (box !== "padding") { delta += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles); // But still keep track of it otherwise } else { extra += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles); } // If we get here with a border-box (content + padding + border), we're seeking "content" or // "padding" or "margin" } else { // For "content", subtract padding if (box === "content") { delta -= jQuery.css(elem, "padding" + cssExpand[i], true, styles); } // For "content" or "padding", subtract border if (box !== "margin") { delta -= jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles); } } } // Account for positive content-box scroll gutter when requested by providing computedVal if (!isBorderBox && computedVal >= 0) { // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border // Assuming integer scroll gutter, subtract the rest and round down delta += Math.max(0, Math.ceil( elem["offset" + dimension[0].toUpperCase() + dimension.slice(1)] - computedVal - delta - extra - 0.5 // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter // Use an explicit zero to avoid NaN (gh-3964) )) || 0; } return delta; } function getWidthOrHeight (elem, dimension, extra) { // Start with computed style var styles = getStyles(elem), // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322). // Fake content-box until we know it's needed to know the true value. boxSizingNeeded = !support.boxSizingReliable() || extra, isBorderBox = boxSizingNeeded && jQuery.css(elem, "boxSizing", false, styles) === "border-box", valueIsBorderBox = isBorderBox, val = curCSS(elem, dimension, styles), offsetProp = "offset" + dimension[0].toUpperCase() + dimension.slice(1); // Support: Firefox <=54 // Return a confounding non-pixel value or feign ignorance, as appropriate. if (rnumnonpx.test(val)) { if (!extra) { return val; } val = "auto"; } // Support: IE 9 - 11 only // Use offsetWidth/offsetHeight for when box sizing is unreliable. // In those cases, the computed value can be trusted to be border-box. if ((!support.boxSizingReliable() && isBorderBox || // Support: IE 10 - 11+, Edge 15 - 18+ // IE/Edge misreport `getComputedStyle` of table rows with width/height // set in CSS while `offset*` properties report correct values. // Interestingly, in some cases IE 9 doesn't suffer from this issue. !support.reliableTrDimensions() && nodeName(elem, "tr") || // Fall back to offsetWidth/offsetHeight when value is "auto" // This happens for inline elements with no explicit setting (gh-3571) val === "auto" || // Support: Android <=4.1 - 4.3 only // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602) !parseFloat(val) && jQuery.css(elem, "display", false, styles) === "inline") && // Make sure the element is visible & connected elem.getClientRects().length) { isBorderBox = jQuery.css(elem, "boxSizing", false, styles) === "border-box"; // Where available, offsetWidth/offsetHeight approximate border box dimensions. // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the // retrieved value as a content box dimension. valueIsBorderBox = offsetProp in elem; if (valueIsBorderBox) { val = elem[offsetProp]; } } // Normalize "" and auto val = parseFloat(val) || 0; // Adjust for the element's box model return (val + boxModelAdjustment( elem, dimension, extra || (isBorderBox ? "border" : "content"), valueIsBorderBox, styles, // Provide the current computed size to request scroll gutter calculation (gh-3589) val ) ) + "px"; } jQuery.extend({ // Add in style property hooks for overriding the default // behavior of getting and setting a style property cssHooks: { opacity: { get: function (elem, computed) { if (computed) { // We should always get a number back from opacity var ret = curCSS(elem, "opacity"); return ret === "" ? "1" : ret; } } } }, // Don't automatically add "px" to these possibly-unitless properties cssNumber: { "animationIterationCount": true, "columnCount": true, "fillOpacity": true, "flexGrow": true, "flexShrink": true, "fontWeight": true, "gridArea": true, "gridColumn": true, "gridColumnEnd": true, "gridColumnStart": true, "gridRow": true, "gridRowEnd": true, "gridRowStart": true, "lineHeight": true, "opacity": true, "order": true, "orphans": true, "widows": true, "zIndex": true, "zoom": true }, // Add in properties whose names you wish to fix before // setting or getting the value cssProps: {}, // Get and set the style property on a DOM Node style: function (elem, name, value, extra) { // Don't set styles on text and comment nodes if (!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style) { return; } // Make sure that we're working with the right name var ret, type, hooks, origName = camelCase(name), isCustomProp = rcustomProp.test(name), style = elem.style; // Make sure that we're working with the right name. We don't // want to query the value if it is a CSS custom property // since they are user-defined. if (!isCustomProp) { name = finalPropName(origName); } // Gets hook for the prefixed version, then unprefixed version hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName]; // Check if we're setting a value if (value !== undefined) { type = typeof value; // Convert "+=" or "-=" to relative numbers (#7345) if (type === "string" && (ret = rcssNum.exec(value)) && ret[1]) { value = adjustCSS(elem, name, ret); // Fixes bug #9237 type = "number"; } // Make sure that null and NaN values aren't set (#7116) if (value == null || value !== value) { return; } // If a number was passed in, add the unit (except for certain CSS properties) // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append // "px" to a few hardcoded values. if (type === "number" && !isCustomProp) { value += ret && ret[3] || (jQuery.cssNumber[origName] ? "" : "px"); } // background-* props affect original clone's values if (!support.clearCloneStyle && value === "" && name.indexOf("background") === 0) { style[name] = "inherit"; } // If a hook was provided, use that value, otherwise just set the specified value if (!hooks || !("set" in hooks) || (value = hooks.set(elem, value, extra)) !== undefined) { if (isCustomProp) { style.setProperty(name, value); } else { style[name] = value; } } } else { // If a hook was provided get the non-computed value from there if (hooks && "get" in hooks && (ret = hooks.get(elem, false, extra)) !== undefined) { return ret; } // Otherwise just get the value from the style object return style[name]; } }, css: function (elem, name, extra, styles) { var val, num, hooks, origName = camelCase(name), isCustomProp = rcustomProp.test(name); // Make sure that we're working with the right name. We don't // want to modify the value if it is a CSS custom property // since they are user-defined. if (!isCustomProp) { name = finalPropName(origName); } // Try prefixed name followed by the unprefixed name hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName]; // If a hook was provided get the computed value from there if (hooks && "get" in hooks) { val = hooks.get(elem, true, extra); } // Otherwise, if a way to get the computed value exists, use that if (val === undefined) { val = curCSS(elem, name, styles); } // Convert "normal" to computed value if (val === "normal" && name in cssNormalTransform) { val = cssNormalTransform[name]; } // Make numeric if forced or a qualifier was provided and val looks numeric if (extra === "" || extra) { num = parseFloat(val); return extra === true || isFinite(num) ? num || 0 : val; } return val; } }); jQuery.each(["height", "width"], function (_i, dimension) { jQuery.cssHooks[dimension] = { get: function (elem, computed, extra) { if (computed) { // Certain elements can have dimension info if we invisibly show them // but it must have a current display style that would benefit return rdisplayswap.test(jQuery.css(elem, "display")) && // Support: Safari 8+ // Table columns in Safari have non-zero offsetWidth & zero // getBoundingClientRect().width unless display is changed. // Support: IE <=11 only // Running getBoundingClientRect on a disconnected node // in IE throws an error. (!elem.getClientRects().length || !elem.getBoundingClientRect().width) ? swap(elem, cssShow, function () { return getWidthOrHeight(elem, dimension, extra); }) : getWidthOrHeight(elem, dimension, extra); } }, set: function (elem, value, extra) { var matches, styles = getStyles(elem), // Only read styles.position if the test has a chance to fail // to avoid forcing a reflow. scrollboxSizeBuggy = !support.scrollboxSize() && styles.position === "absolute", // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991) boxSizingNeeded = scrollboxSizeBuggy || extra, isBorderBox = boxSizingNeeded && jQuery.css(elem, "boxSizing", false, styles) === "border-box", subtract = extra ? boxModelAdjustment( elem, dimension, extra, isBorderBox, styles ) : 0; // Account for unreliable border-box dimensions by comparing offset* to computed and // faking a content-box to get border and padding (gh-3699) if (isBorderBox && scrollboxSizeBuggy) { subtract -= Math.ceil( elem["offset" + dimension[0].toUpperCase() + dimension.slice(1)] - parseFloat(styles[dimension]) - boxModelAdjustment(elem, dimension, "border", false, styles) - 0.5 ); } // Convert to pixels if value adjustment is needed if (subtract && (matches = rcssNum.exec(value)) && (matches[3] || "px") !== "px") { elem.style[dimension] = value; value = jQuery.css(elem, dimension); } return setPositiveNumber(elem, value, subtract); } }; }); jQuery.cssHooks.marginLeft = addGetHookIf(support.reliableMarginLeft, function (elem, computed) { if (computed) { return (parseFloat(curCSS(elem, "marginLeft")) || elem.getBoundingClientRect().left - swap(elem, {marginLeft: 0}, function () { return elem.getBoundingClientRect().left; }) ) + "px"; } } ); // These hooks are used by animate to expand properties jQuery.each({ margin: "", padding: "", border: "Width" }, function (prefix, suffix) { jQuery.cssHooks[prefix + suffix] = { expand: function (value) { var i = 0, expanded = {}, // Assumes a single number if not a string parts = typeof value === "string" ? value.split(" ") : [value]; for (; i < 4; i++) { expanded[prefix + cssExpand[i] + suffix] = parts[i] || parts[i - 2] || parts[0]; } return expanded; } }; if (prefix !== "margin") { jQuery.cssHooks[prefix + suffix].set = setPositiveNumber; } }); jQuery.fn.extend({ css: function (name, value) { return access(this, function (elem, name, value) { var styles, len, map = {}, i = 0; if (Array.isArray(name)) { styles = getStyles(elem); len = name.length; for (; i < len; i++) { map[name[i]] = jQuery.css(elem, name[i], false, styles); } return map; } return value !== undefined ? jQuery.style(elem, name, value) : jQuery.css(elem, name); }, name, value, arguments.length > 1); } }); function Tween (elem, options, prop, end, easing) { return new Tween.prototype.init(elem, options, prop, end, easing); } jQuery.Tween = Tween; Tween.prototype = { constructor: Tween, init: function (elem, options, prop, end, easing, unit) { this.elem = elem; this.prop = prop; this.easing = easing || jQuery.easing._default; this.options = options; this.start = this.now = this.cur(); this.end = end; this.unit = unit || (jQuery.cssNumber[prop] ? "" : "px"); }, cur: function () { var hooks = Tween.propHooks[this.prop]; return hooks && hooks.get ? hooks.get(this) : Tween.propHooks._default.get(this); }, run: function (percent) { var eased, hooks = Tween.propHooks[this.prop]; if (this.options.duration) { this.pos = eased = jQuery.easing[this.easing]( percent, this.options.duration * percent, 0, 1, this.options.duration ); } else { this.pos = eased = percent; } this.now = (this.end - this.start) * eased + this.start; if (this.options.step) { this.options.step.call(this.elem, this.now, this); } if (hooks && hooks.set) { hooks.set(this); } else { Tween.propHooks._default.set(this); } return this; } }; Tween.prototype.init.prototype = Tween.prototype; Tween.propHooks = { _default: { get: function (tween) { var result; // Use a property on the element directly when it is not a DOM element, // or when there is no matching style property that exists. if (tween.elem.nodeType !== 1 || tween.elem[tween.prop] != null && tween.elem.style[tween.prop] == null) { return tween.elem[tween.prop]; } // Passing an empty string as a 3rd parameter to .css will automatically // attempt a parseFloat and fallback to a string if the parse fails. // Simple values such as "10px" are parsed to Float; // complex values such as "rotate(1rad)" are returned as-is. result = jQuery.css(tween.elem, tween.prop, ""); // Empty strings, null, undefined and "auto" are converted to 0. return !result || result === "auto" ? 0 : result; }, set: function (tween) { // Use step hook for back compat. // Use cssHook if its there. // Use .style if available and use plain properties where available. if (jQuery.fx.step[tween.prop]) { jQuery.fx.step[tween.prop](tween); } else if (tween.elem.nodeType === 1 && ( jQuery.cssHooks[tween.prop] || tween.elem.style[finalPropName(tween.prop)] != null)) { jQuery.style(tween.elem, tween.prop, tween.now + tween.unit); } else { tween.elem[tween.prop] = tween.now; } } } }; // Support: IE <=9 only // Panic based approach to setting things on disconnected nodes Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { set: function (tween) { if (tween.elem.nodeType && tween.elem.parentNode) { tween.elem[tween.prop] = tween.now; } } }; jQuery.easing = { linear: function (p) { return p; }, swing: function (p) { return 0.5 - Math.cos(p * Math.PI) / 2; }, _default: "swing" }; jQuery.fx = Tween.prototype.init; // Back compat <1.8 extension point jQuery.fx.step = {}; var fxNow, inProgress, rfxtypes = /^(?:toggle|show|hide)$/, rrun = /queueHooks$/; function schedule () { if (inProgress) { if (document.hidden === false && window.requestAnimationFrame) { window.requestAnimationFrame(schedule); } else { window.setTimeout(schedule, jQuery.fx.interval); } jQuery.fx.tick(); } } // Animations created synchronously will run synchronously function createFxNow () { window.setTimeout(function () { fxNow = undefined; }); return (fxNow = Date.now()); } // Generate parameters to create a standard animation function genFx (type, includeWidth) { var which, i = 0, attrs = {height: type}; // If we include width, step value is 1 to do all cssExpand values, // otherwise step value is 2 to skip over Left and Right includeWidth = includeWidth ? 1 : 0; for (; i < 4; i += 2 - includeWidth) { which = cssExpand[i]; attrs["margin" + which] = attrs["padding" + which] = type; } if (includeWidth) { attrs.opacity = attrs.width = type; } return attrs; } function createTween (value, prop, animation) { var tween, collection = (Animation.tweeners[prop] || []).concat(Animation.tweeners["*"]), index = 0, length = collection.length; for (; index < length; index++) { if ((tween = collection[index].call(animation, prop, value))) { // We're done with this property return tween; } } } function defaultPrefilter (elem, props, opts) { var prop, value, toggle, hooks, oldfire, propTween, restoreDisplay, display, isBox = "width" in props || "height" in props, anim = this, orig = {}, style = elem.style, hidden = elem.nodeType && isHiddenWithinTree(elem), dataShow = dataPriv.get(elem, "fxshow"); // Queue-skipping animations hijack the fx hooks if (!opts.queue) { hooks = jQuery._queueHooks(elem, "fx"); if (hooks.unqueued == null) { hooks.unqueued = 0; oldfire = hooks.empty.fire; hooks.empty.fire = function () { if (!hooks.unqueued) { oldfire(); } }; } hooks.unqueued++; anim.always(function () { // Ensure the complete handler is called before this completes anim.always(function () { hooks.unqueued--; if (!jQuery.queue(elem, "fx").length) { hooks.empty.fire(); } }); }); } // Detect show/hide animations for (prop in props) { value = props[prop]; if (rfxtypes.test(value)) { delete props[prop]; toggle = toggle || value === "toggle"; if (value === (hidden ? "hide" : "show")) { // Pretend to be hidden if this is a "show" and // there is still data from a stopped show/hide if (value === "show" && dataShow && dataShow[prop] !== undefined) { hidden = true; // Ignore all other no-op show/hide data } else { continue; } } orig[prop] = dataShow && dataShow[prop] || jQuery.style(elem, prop); } } // Bail out if this is a no-op like .hide().hide() propTween = !jQuery.isEmptyObject(props); if (!propTween && jQuery.isEmptyObject(orig)) { return; } // Restrict "overflow" and "display" styles during box animations if (isBox && elem.nodeType === 1) { // Support: IE <=9 - 11, Edge 12 - 15 // Record all 3 overflow attributes because IE does not infer the shorthand // from identically-valued overflowX and overflowY and Edge just mirrors // the overflowX value there. opts.overflow = [style.overflow, style.overflowX, style.overflowY]; // Identify a display type, preferring old show/hide data over the CSS cascade restoreDisplay = dataShow && dataShow.display; if (restoreDisplay == null) { restoreDisplay = dataPriv.get(elem, "display"); } display = jQuery.css(elem, "display"); if (display === "none") { if (restoreDisplay) { display = restoreDisplay; } else { // Get nonempty value(s) by temporarily forcing visibility showHide([elem], true); restoreDisplay = elem.style.display || restoreDisplay; display = jQuery.css(elem, "display"); showHide([elem]); } } // Animate inline elements as inline-block if (display === "inline" || display === "inline-block" && restoreDisplay != null) { if (jQuery.css(elem, "float") === "none") { // Restore the original display value at the end of pure show/hide animations if (!propTween) { anim.done(function () { style.display = restoreDisplay; }); if (restoreDisplay == null) { display = style.display; restoreDisplay = display === "none" ? "" : display; } } style.display = "inline-block"; } } } if (opts.overflow) { style.overflow = "hidden"; anim.always(function () { style.overflow = opts.overflow[0]; style.overflowX = opts.overflow[1]; style.overflowY = opts.overflow[2]; }); } // Implement show/hide animations propTween = false; for (prop in orig) { // General show/hide setup for this element animation if (!propTween) { if (dataShow) { if ("hidden" in dataShow) { hidden = dataShow.hidden; } } else { dataShow = dataPriv.access(elem, "fxshow", {display: restoreDisplay}); } // Store hidden/visible for toggle so `.stop().toggle()` "reverses" if (toggle) { dataShow.hidden = !hidden; } // Show elements before animating them if (hidden) { showHide([elem], true); } /* eslint-disable no-loop-func */ anim.done(function () { /* eslint-enable no-loop-func */ // The final step of a "hide" animation is actually hiding the element if (!hidden) { showHide([elem]); } dataPriv.remove(elem, "fxshow"); for (prop in orig) { jQuery.style(elem, prop, orig[prop]); } }); } // Per-property setup propTween = createTween(hidden ? dataShow[prop] : 0, prop, anim); if (!(prop in dataShow)) { dataShow[prop] = propTween.start; if (hidden) { propTween.end = propTween.start; propTween.start = 0; } } } } function propFilter (props, specialEasing) { var index, name, easing, value, hooks; // camelCase, specialEasing and expand cssHook pass for (index in props) { name = camelCase(index); easing = specialEasing[name]; value = props[index]; if (Array.isArray(value)) { easing = value[1]; value = props[index] = value[0]; } if (index !== name) { props[name] = value; delete props[index]; } hooks = jQuery.cssHooks[name]; if (hooks && "expand" in hooks) { value = hooks.expand(value); delete props[name]; // Not quite $.extend, this won't overwrite existing keys. // Reusing 'index' because we have the correct "name" for (index in value) { if (!(index in props)) { props[index] = value[index]; specialEasing[index] = easing; } } } else { specialEasing[name] = easing; } } } function Animation (elem, properties, options) { var result, stopped, index = 0, length = Animation.prefilters.length, deferred = jQuery.Deferred().always(function () { // Don't match elem in the :animated selector delete tick.elem; }), tick = function () { if (stopped) { return false; } var currentTime = fxNow || createFxNow(), remaining = Math.max(0, animation.startTime + animation.duration - currentTime), // Support: Android 2.3 only // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497) temp = remaining / animation.duration || 0, percent = 1 - temp, index = 0, length = animation.tweens.length; for (; index < length; index++) { animation.tweens[index].run(percent); } deferred.notifyWith(elem, [animation, percent, remaining]); // If there's more to do, yield if (percent < 1 && length) { return remaining; } // If this was an empty animation, synthesize a final progress notification if (!length) { deferred.notifyWith(elem, [animation, 1, 0]); } // Resolve the animation and report its conclusion deferred.resolveWith(elem, [animation]); return false; }, animation = deferred.promise({ elem: elem, props: jQuery.extend({}, properties), opts: jQuery.extend(true, { specialEasing: {}, easing: jQuery.easing._default }, options), originalProperties: properties, originalOptions: options, startTime: fxNow || createFxNow(), duration: options.duration, tweens: [], createTween: function (prop, end) { var tween = jQuery.Tween(elem, animation.opts, prop, end, animation.opts.specialEasing[prop] || animation.opts.easing); animation.tweens.push(tween); return tween; }, stop: function (gotoEnd) { var index = 0, // If we are going to the end, we want to run all the tweens // otherwise we skip this part length = gotoEnd ? animation.tweens.length : 0; if (stopped) { return this; } stopped = true; for (; index < length; index++) { animation.tweens[index].run(1); } // Resolve when we played the last frame; otherwise, reject if (gotoEnd) { deferred.notifyWith(elem, [animation, 1, 0]); deferred.resolveWith(elem, [animation, gotoEnd]); } else { deferred.rejectWith(elem, [animation, gotoEnd]); } return this; } }), props = animation.props; propFilter(props, animation.opts.specialEasing); for (; index < length; index++) { result = Animation.prefilters[index].call(animation, elem, props, animation.opts); if (result) { if (isFunction(result.stop)) { jQuery._queueHooks(animation.elem, animation.opts.queue).stop = result.stop.bind(result); } return result; } } jQuery.map(props, createTween, animation); if (isFunction(animation.opts.start)) { animation.opts.start.call(elem, animation); } // Attach callbacks from options animation .progress(animation.opts.progress) .done(animation.opts.done, animation.opts.complete) .fail(animation.opts.fail) .always(animation.opts.always); jQuery.fx.timer( jQuery.extend(tick, { elem: elem, anim: animation, queue: animation.opts.queue }) ); return animation; } jQuery.Animation = jQuery.extend(Animation, { tweeners: { "*": [function (prop, value) { var tween = this.createTween(prop, value); adjustCSS(tween.elem, prop, rcssNum.exec(value), tween); return tween; }] }, tweener: function (props, callback) { if (isFunction(props)) { callback = props; props = ["*"]; } else { props = props.match(rnothtmlwhite); } var prop, index = 0, length = props.length; for (; index < length; index++) { prop = props[index]; Animation.tweeners[prop] = Animation.tweeners[prop] || []; Animation.tweeners[prop].unshift(callback); } }, prefilters: [defaultPrefilter], prefilter: function (callback, prepend) { if (prepend) { Animation.prefilters.unshift(callback); } else { Animation.prefilters.push(callback); } } }); jQuery.speed = function (speed, easing, fn) { var opt = speed && typeof speed === "object" ? jQuery.extend({}, speed) : { complete: fn || !fn && easing || isFunction(speed) && speed, duration: speed, easing: fn && easing || easing && !isFunction(easing) && easing }; // Go to the end state if fx are off if (jQuery.fx.off) { opt.duration = 0; } else { if (typeof opt.duration !== "number") { if (opt.duration in jQuery.fx.speeds) { opt.duration = jQuery.fx.speeds[opt.duration]; } else { opt.duration = jQuery.fx.speeds._default; } } } // Normalize opt.queue - true/undefined/null -> "fx" if (opt.queue == null || opt.queue === true) { opt.queue = "fx"; } // Queueing opt.old = opt.complete; opt.complete = function () { if (isFunction(opt.old)) { opt.old.call(this); } if (opt.queue) { jQuery.dequeue(this, opt.queue); } }; return opt; }; jQuery.fn.extend({ fadeTo: function (speed, to, easing, callback) { // Show any hidden elements after setting opacity to 0 return this.filter(isHiddenWithinTree).css("opacity", 0).show() // Animate to the value specified .end().animate({opacity: to}, speed, easing, callback); }, animate: function (prop, speed, easing, callback) { var empty = jQuery.isEmptyObject(prop), optall = jQuery.speed(speed, easing, callback), doAnimation = function () { // Operate on a copy of prop so per-property easing won't be lost var anim = Animation(this, jQuery.extend({}, prop), optall); // Empty animations, or finishing resolves immediately if (empty || dataPriv.get(this, "finish")) { anim.stop(true); } }; doAnimation.finish = doAnimation; return empty || optall.queue === false ? this.each(doAnimation) : this.queue(optall.queue, doAnimation); }, stop: function (type, clearQueue, gotoEnd) { var stopQueue = function (hooks) { var stop = hooks.stop; delete hooks.stop; stop(gotoEnd); }; if (typeof type !== "string") { gotoEnd = clearQueue; clearQueue = type; type = undefined; } if (clearQueue) { this.queue(type || "fx", []); } return this.each(function () { var dequeue = true, index = type != null && type + "queueHooks", timers = jQuery.timers, data = dataPriv.get(this); if (index) { if (data[index] && data[index].stop) { stopQueue(data[index]); } } else { for (index in data) { if (data[index] && data[index].stop && rrun.test(index)) { stopQueue(data[index]); } } } for (index = timers.length; index--;) { if (timers[index].elem === this && (type == null || timers[index].queue === type)) { timers[index].anim.stop(gotoEnd); dequeue = false; timers.splice(index, 1); } } // Start the next in the queue if the last step wasn't forced. // Timers currently will call their complete callbacks, which // will dequeue but only if they were gotoEnd. if (dequeue || !gotoEnd) { jQuery.dequeue(this, type); } }); }, finish: function (type) { if (type !== false) { type = type || "fx"; } return this.each(function () { var index, data = dataPriv.get(this), queue = data[type + "queue"], hooks = data[type + "queueHooks"], timers = jQuery.timers, length = queue ? queue.length : 0; // Enable finishing flag on private data data.finish = true; // Empty the queue first jQuery.queue(this, type, []); if (hooks && hooks.stop) { hooks.stop.call(this, true); } // Look for any active animations, and finish them for (index = timers.length; index--;) { if (timers[index].elem === this && timers[index].queue === type) { timers[index].anim.stop(true); timers.splice(index, 1); } } // Look for any animations in the old queue and finish them for (index = 0; index < length; index++) { if (queue[index] && queue[index].finish) { queue[index].finish.call(this); } } // Turn off finishing flag delete data.finish; }); } }); jQuery.each(["toggle", "show", "hide"], function (_i, name) { var cssFn = jQuery.fn[name]; jQuery.fn[name] = function (speed, easing, callback) { return speed == null || typeof speed === "boolean" ? cssFn.apply(this, arguments) : this.animate(genFx(name, true), speed, easing, callback); }; }); // Generate shortcuts for custom animations jQuery.each({ slideDown: genFx("show"), slideUp: genFx("hide"), slideToggle: genFx("toggle"), fadeIn: {opacity: "show"}, fadeOut: {opacity: "hide"}, fadeToggle: {opacity: "toggle"} }, function (name, props) { jQuery.fn[name] = function (speed, easing, callback) { return this.animate(props, speed, easing, callback); }; }); jQuery.timers = []; jQuery.fx.tick = function () { var timer, i = 0, timers = jQuery.timers; fxNow = Date.now(); for (; i < timers.length; i++) { timer = timers[i]; // Run the timer and safely remove it when done (allowing for external removal) if (!timer() && timers[i] === timer) { timers.splice(i--, 1); } } if (!timers.length) { jQuery.fx.stop(); } fxNow = undefined; }; jQuery.fx.timer = function (timer) { jQuery.timers.push(timer); jQuery.fx.start(); }; jQuery.fx.interval = 13; jQuery.fx.start = function () { if (inProgress) { return; } inProgress = true; schedule(); }; jQuery.fx.stop = function () { inProgress = null; }; jQuery.fx.speeds = { slow: 600, fast: 200, // Default speed _default: 400 }; // Based off of the plugin by Clint Helfers, with permission. // https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ jQuery.fn.delay = function (time, type) { time = jQuery.fx ? jQuery.fx.speeds[time] || time : time; type = type || "fx"; return this.queue(type, function (next, hooks) { var timeout = window.setTimeout(next, time); hooks.stop = function () { window.clearTimeout(timeout); }; }); }; (function () { var input = document.createElement("input"), select = document.createElement("select"), opt = select.appendChild(document.createElement("option")); input.type = "checkbox"; // Support: Android <=4.3 only // Default value for a checkbox should be "on" support.checkOn = input.value !== ""; // Support: IE <=11 only // Must access selectedIndex to make default options select support.optSelected = opt.selected; // Support: IE <=11 only // An input loses its value after becoming a radio input = document.createElement("input"); input.value = "t"; input.type = "radio"; support.radioValue = input.value === "t"; })(); var boolHook, attrHandle = jQuery.expr.attrHandle; jQuery.fn.extend({ attr: function (name, value) { return access(this, jQuery.attr, name, value, arguments.length > 1); }, removeAttr: function (name) { return this.each(function () { jQuery.removeAttr(this, name); }); } }); jQuery.extend({ attr: function (elem, name, value) { var ret, hooks, nType = elem.nodeType; // Don't get/set attributes on text, comment and attribute nodes if (nType === 3 || nType === 8 || nType === 2) { return; } // Fallback to prop when attributes are not supported if (typeof elem.getAttribute === "undefined") { return jQuery.prop(elem, name, value); } // Attribute hooks are determined by the lowercase version // Grab necessary hook if one is defined if (nType !== 1 || !jQuery.isXMLDoc(elem)) { hooks = jQuery.attrHooks[name.toLowerCase()] || (jQuery.expr.match.bool.test(name) ? boolHook : undefined); } if (value !== undefined) { if (value === null) { jQuery.removeAttr(elem, name); return; } if (hooks && "set" in hooks && (ret = hooks.set(elem, value, name)) !== undefined) { return ret; } elem.setAttribute(name, value + ""); return value; } if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) { return ret; } ret = jQuery.find.attr(elem, name); // Non-existent attributes return null, we normalize to undefined return ret == null ? undefined : ret; }, attrHooks: { type: { set: function (elem, value) { if (!support.radioValue && value === "radio" && nodeName(elem, "input")) { var val = elem.value; elem.setAttribute("type", value); if (val) { elem.value = val; } return value; } } } }, removeAttr: function (elem, value) { var name, i = 0, // Attribute names can contain non-HTML whitespace characters // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2 attrNames = value && value.match(rnothtmlwhite); if (attrNames && elem.nodeType === 1) { while ((name = attrNames[i++])) { elem.removeAttribute(name); } } } }); // Hooks for boolean attributes boolHook = { set: function (elem, value, name) { if (value === false) { // Remove boolean attributes when set to false jQuery.removeAttr(elem, name); } else { elem.setAttribute(name, name); } return name; } }; jQuery.each(jQuery.expr.match.bool.source.match(/\w+/g), function (_i, name) { var getter = attrHandle[name] || jQuery.find.attr; attrHandle[name] = function (elem, name, isXML) { var ret, handle, lowercaseName = name.toLowerCase(); if (!isXML) { // Avoid an infinite loop by temporarily removing this function from the getter handle = attrHandle[lowercaseName]; attrHandle[lowercaseName] = ret; ret = getter(elem, name, isXML) != null ? lowercaseName : null; attrHandle[lowercaseName] = handle; } return ret; }; }); var rfocusable = /^(?:input|select|textarea|button)$/i, rclickable = /^(?:a|area)$/i; jQuery.fn.extend({ prop: function (name, value) { return access(this, jQuery.prop, name, value, arguments.length > 1); }, removeProp: function (name) { return this.each(function () { delete this[jQuery.propFix[name] || name]; }); } }); jQuery.extend({ prop: function (elem, name, value) { var ret, hooks, nType = elem.nodeType; // Don't get/set properties on text, comment and attribute nodes if (nType === 3 || nType === 8 || nType === 2) { return; } if (nType !== 1 || !jQuery.isXMLDoc(elem)) { // Fix name and attach hooks name = jQuery.propFix[name] || name; hooks = jQuery.propHooks[name]; } if (value !== undefined) { if (hooks && "set" in hooks && (ret = hooks.set(elem, value, name)) !== undefined) { return ret; } return (elem[name] = value); } if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) { return ret; } return elem[name]; }, propHooks: { tabIndex: { get: function (elem) { // Support: IE <=9 - 11 only // elem.tabIndex doesn't always return the // correct value when it hasn't been explicitly set // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ // Use proper attribute retrieval(#12072) var tabindex = jQuery.find.attr(elem, "tabindex"); if (tabindex) { return parseInt(tabindex, 10); } if ( rfocusable.test(elem.nodeName) || rclickable.test(elem.nodeName) && elem.href ) { return 0; } return -1; } } }, propFix: { "for": "htmlFor", "class": "className" } }); // Support: IE <=11 only // Accessing the selectedIndex property // forces the browser to respect setting selected // on the option // The getter ensures a default option is selected // when in an optgroup // eslint rule "no-unused-expressions" is disabled for this code // since it considers such accessions noop if (!support.optSelected) { jQuery.propHooks.selected = { get: function (elem) { /* eslint no-unused-expressions: "off" */ var parent = elem.parentNode; if (parent && parent.parentNode) { parent.parentNode.selectedIndex; } return null; }, set: function (elem) { /* eslint no-unused-expressions: "off" */ var parent = elem.parentNode; if (parent) { parent.selectedIndex; if (parent.parentNode) { parent.parentNode.selectedIndex; } } } }; } jQuery.each([ "tabIndex", "readOnly", "maxLength", "cellSpacing", "cellPadding", "rowSpan", "colSpan", "useMap", "frameBorder", "contentEditable" ], function () { jQuery.propFix[this.toLowerCase()] = this; }); // Strip and collapse whitespace according to HTML spec // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace function stripAndCollapse (value) { var tokens = value.match(rnothtmlwhite) || []; return tokens.join(" "); } function getClass (elem) { return elem.getAttribute && elem.getAttribute("class") || ""; } function classesToArray (value) { if (Array.isArray(value)) { return value; } if (typeof value === "string") { return value.match(rnothtmlwhite) || []; } return []; } jQuery.fn.extend({ addClass: function (value) { var classes, elem, cur, curValue, clazz, j, finalValue, i = 0; if (isFunction(value)) { return this.each(function (j) { jQuery(this).addClass(value.call(this, j, getClass(this))); }); } classes = classesToArray(value); if (classes.length) { while ((elem = this[i++])) { curValue = getClass(elem); cur = elem.nodeType === 1 && (" " + stripAndCollapse(curValue) + " "); if (cur) { j = 0; while ((clazz = classes[j++])) { if (cur.indexOf(" " + clazz + " ") < 0) { cur += clazz + " "; } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse(cur); if (curValue !== finalValue) { elem.setAttribute("class", finalValue); } } } } return this; }, removeClass: function (value) { var classes, elem, cur, curValue, clazz, j, finalValue, i = 0; if (isFunction(value)) { return this.each(function (j) { jQuery(this).removeClass(value.call(this, j, getClass(this))); }); } if (!arguments.length) { return this.attr("class", ""); } classes = classesToArray(value); if (classes.length) { while ((elem = this[i++])) { curValue = getClass(elem); // This expression is here for better compressibility (see addClass) cur = elem.nodeType === 1 && (" " + stripAndCollapse(curValue) + " "); if (cur) { j = 0; while ((clazz = classes[j++])) { // Remove *all* instances while (cur.indexOf(" " + clazz + " ") > -1) { cur = cur.replace(" " + clazz + " ", " "); } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse(cur); if (curValue !== finalValue) { elem.setAttribute("class", finalValue); } } } } return this; }, toggleClass: function (value, stateVal) { var type = typeof value, isValidValue = type === "string" || Array.isArray(value); if (typeof stateVal === "boolean" && isValidValue) { return stateVal ? this.addClass(value) : this.removeClass(value); } if (isFunction(value)) { return this.each(function (i) { jQuery(this).toggleClass( value.call(this, i, getClass(this), stateVal), stateVal ); }); } return this.each(function () { var className, i, self, classNames; if (isValidValue) { // Toggle individual class names i = 0; self = jQuery(this); classNames = classesToArray(value); while ((className = classNames[i++])) { // Check each className given, space separated list if (self.hasClass(className)) { self.removeClass(className); } else { self.addClass(className); } } // Toggle whole class name } else if (value === undefined || type === "boolean") { className = getClass(this); if (className) { // Store className if set dataPriv.set(this, "__className__", className); } // If the element has a class name or if we're passed `false`, // then remove the whole classname (if there was one, the above saved it). // Otherwise bring back whatever was previously saved (if anything), // falling back to the empty string if nothing was stored. if (this.setAttribute) { this.setAttribute("class", className || value === false ? "" : dataPriv.get(this, "__className__") || "" ); } } }); }, hasClass: function (selector) { var className, elem, i = 0; className = " " + selector + " "; while ((elem = this[i++])) { if (elem.nodeType === 1 && (" " + stripAndCollapse(getClass(elem)) + " ").indexOf(className) > -1) { return true; } } return false; } }); var rreturn = /\r/g; jQuery.fn.extend({ val: function (value) { var hooks, ret, valueIsFunction, elem = this[0]; if (!arguments.length) { if (elem) { hooks = jQuery.valHooks[elem.type] || jQuery.valHooks[elem.nodeName.toLowerCase()]; if (hooks && "get" in hooks && (ret = hooks.get(elem, "value")) !== undefined ) { return ret; } ret = elem.value; // Handle most common string cases if (typeof ret === "string") { return ret.replace(rreturn, ""); } // Handle cases where value is null/undef or number return ret == null ? "" : ret; } return; } valueIsFunction = isFunction(value); return this.each(function (i) { var val; if (this.nodeType !== 1) { return; } if (valueIsFunction) { val = value.call(this, i, jQuery(this).val()); } else { val = value; } // Treat null/undefined as ""; convert numbers to string if (val == null) { val = ""; } else if (typeof val === "number") { val += ""; } else if (Array.isArray(val)) { val = jQuery.map(val, function (value) { return value == null ? "" : value + ""; }); } hooks = jQuery.valHooks[this.type] || jQuery.valHooks[this.nodeName.toLowerCase()]; // If set returns undefined, fall back to normal setting if (!hooks || !("set" in hooks) || hooks.set(this, val, "value") === undefined) { this.value = val; } }); } }); jQuery.extend({ valHooks: { option: { get: function (elem) { var val = jQuery.find.attr(elem, "value"); return val != null ? val : // Support: IE <=10 - 11 only // option.text throws exceptions (#14686, #14858) // Strip and collapse whitespace // https://html.spec.whatwg.org/#strip-and-collapse-whitespace stripAndCollapse(jQuery.text(elem)); } }, select: { get: function (elem) { var value, option, i, options = elem.options, index = elem.selectedIndex, one = elem.type === "select-one", values = one ? null : [], max = one ? index + 1 : options.length; if (index < 0) { i = max; } else { i = one ? index : 0; } // Loop through all the selected options for (; i < max; i++) { option = options[i]; // Support: IE <=9 only // IE8-9 doesn't update selected after form reset (#2551) if ((option.selected || i === index) && // Don't return options that are disabled or in a disabled optgroup !option.disabled && (!option.parentNode.disabled || !nodeName(option.parentNode, "optgroup"))) { // Get the specific value for the option value = jQuery(option).val(); // We don't need an array for one selects if (one) { return value; } // Multi-Selects return an array values.push(value); } } return values; }, set: function (elem, value) { var optionSet, option, options = elem.options, values = jQuery.makeArray(value), i = options.length; while (i--) { option = options[i]; /* eslint-disable no-cond-assign */ if (option.selected = jQuery.inArray(jQuery.valHooks.option.get(option), values) > -1 ) { optionSet = true; } /* eslint-enable no-cond-assign */ } // Force browsers to behave consistently when non-matching value is set if (!optionSet) { elem.selectedIndex = -1; } return values; } } } }); // Radios and checkboxes getter/setter jQuery.each(["radio", "checkbox"], function () { jQuery.valHooks[this] = { set: function (elem, value) { if (Array.isArray(value)) { return (elem.checked = jQuery.inArray(jQuery(elem).val(), value) > -1); } } }; if (!support.checkOn) { jQuery.valHooks[this].get = function (elem) { return elem.getAttribute("value") === null ? "on" : elem.value; }; } }); // Return jQuery for attributes-only inclusion support.focusin = "onfocusin" in window; var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, stopPropagationCallback = function (e) { e.stopPropagation(); }; jQuery.extend(jQuery.event, { trigger: function (event, data, elem, onlyHandlers) { var i, cur, tmp, bubbleType, ontype, handle, special, lastElement, eventPath = [elem || document], type = hasOwn.call(event, "type") ? event.type : event, namespaces = hasOwn.call(event, "namespace") ? event.namespace.split(".") : []; cur = lastElement = tmp = elem = elem || document; // Don't do events on text and comment nodes if (elem.nodeType === 3 || elem.nodeType === 8) { return; } // focus/blur morphs to focusin/out; ensure we're not firing them right now if (rfocusMorph.test(type + jQuery.event.triggered)) { return; } if (type.indexOf(".") > -1) { // Namespaced trigger; create a regexp to match event type in handle() namespaces = type.split("."); type = namespaces.shift(); namespaces.sort(); } ontype = type.indexOf(":") < 0 && "on" + type; // Caller can pass in a jQuery.Event object, Object, or just an event type string event = event[jQuery.expando] ? event : new jQuery.Event(type, typeof event === "object" && event); // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) event.isTrigger = onlyHandlers ? 2 : 3; event.namespace = namespaces.join("."); event.rnamespace = event.namespace ? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") : null; // Clean up the event in case it is being reused event.result = undefined; if (!event.target) { event.target = elem; } // Clone any incoming data and prepend the event, creating the handler arg list data = data == null ? [event] : jQuery.makeArray(data, [event]); // Allow special events to draw outside the lines special = jQuery.event.special[type] || {}; if (!onlyHandlers && special.trigger && special.trigger.apply(elem, data) === false) { return; } // Determine event propagation path in advance, per W3C events spec (#9951) // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) if (!onlyHandlers && !special.noBubble && !isWindow(elem)) { bubbleType = special.delegateType || type; if (!rfocusMorph.test(bubbleType + type)) { cur = cur.parentNode; } for (; cur; cur = cur.parentNode) { eventPath.push(cur); tmp = cur; } // Only add window if we got to document (e.g., not plain obj or detached DOM) if (tmp === (elem.ownerDocument || document)) { eventPath.push(tmp.defaultView || tmp.parentWindow || window); } } // Fire handlers on the event path i = 0; while ((cur = eventPath[i++]) && !event.isPropagationStopped()) { lastElement = cur; event.type = i > 1 ? bubbleType : special.bindType || type; // jQuery handler handle = ( dataPriv.get(cur, "events") || Object.create(null) )[event.type] && dataPriv.get(cur, "handle"); if (handle) { handle.apply(cur, data); } // Native handler handle = ontype && cur[ontype]; if (handle && handle.apply && acceptData(cur)) { event.result = handle.apply(cur, data); if (event.result === false) { event.preventDefault(); } } } event.type = type; // If nobody prevented the default action, do it now if (!onlyHandlers && !event.isDefaultPrevented()) { if ((!special._default || special._default.apply(eventPath.pop(), data) === false) && acceptData(elem)) { // Call a native DOM method on the target with the same name as the event. // Don't do default actions on window, that's where global variables be (#6170) if (ontype && isFunction(elem[type]) && !isWindow(elem)) { // Don't re-trigger an onFOO event when we call its FOO() method tmp = elem[ontype]; if (tmp) { elem[ontype] = null; } // Prevent re-triggering of the same event, since we already bubbled it above jQuery.event.triggered = type; if (event.isPropagationStopped()) { lastElement.addEventListener(type, stopPropagationCallback); } elem[type](); if (event.isPropagationStopped()) { lastElement.removeEventListener(type, stopPropagationCallback); } jQuery.event.triggered = undefined; if (tmp) { elem[ontype] = tmp; } } } } return event.result; }, // Piggyback on a donor event to simulate a different one // Used only for `focus(in | out)` events simulate: function (type, elem, event) { var e = jQuery.extend( new jQuery.Event(), event, { type: type, isSimulated: true } ); jQuery.event.trigger(e, null, elem); } }); jQuery.fn.extend({ trigger: function (type, data) { return this.each(function () { jQuery.event.trigger(type, data, this); }); }, triggerHandler: function (type, data) { var elem = this[0]; if (elem) { return jQuery.event.trigger(type, data, elem, true); } } }); // Support: Firefox <=44 // Firefox doesn't have focus(in | out) events // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 // // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 // focus(in | out) events fire after focus & blur events, // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857 if (!support.focusin) { jQuery.each({focus: "focusin", blur: "focusout"}, function (orig, fix) { // Attach a single capturing handler on the document while someone wants focusin/focusout var handler = function (event) { jQuery.event.simulate(fix, event.target, jQuery.event.fix(event)); }; jQuery.event.special[fix] = { setup: function () { // Handle: regular nodes (via `this.ownerDocument`), window // (via `this.document`) & document (via `this`). var doc = this.ownerDocument || this.document || this, attaches = dataPriv.access(doc, fix); if (!attaches) { doc.addEventListener(orig, handler, true); } dataPriv.access(doc, fix, (attaches || 0) + 1); }, teardown: function () { var doc = this.ownerDocument || this.document || this, attaches = dataPriv.access(doc, fix) - 1; if (!attaches) { doc.removeEventListener(orig, handler, true); dataPriv.remove(doc, fix); } else { dataPriv.access(doc, fix, attaches); } } }; }); } var location = window.location; var nonce = {guid: Date.now()}; var rquery = (/\?/); // Cross-browser xml parsing jQuery.parseXML = function (data) { var xml; if (!data || typeof data !== "string") { return null; } // Support: IE 9 - 11 only // IE throws on parseFromString with invalid input. try { xml = (new window.DOMParser()).parseFromString(data, "text/xml"); } catch (e) { xml = undefined; } if (!xml || xml.getElementsByTagName("parsererror").length) { jQuery.error("Invalid XML: " + data); } return xml; }; var rbracket = /\[\]$/, rCRLF = /\r?\n/g, rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, rsubmittable = /^(?:input|select|textarea|keygen)/i; function buildParams (prefix, obj, traditional, add) { var name; if (Array.isArray(obj)) { // Serialize array item. jQuery.each(obj, function (i, v) { if (traditional || rbracket.test(prefix)) { // Treat each array item as a scalar. add(prefix, v); } else { // Item is non-scalar (array or object), encode its numeric index. buildParams( prefix + "[" + (typeof v === "object" && v != null ? i : "") + "]", v, traditional, add ); } }); } else if (!traditional && toType(obj) === "object") { // Serialize object item. for (name in obj) { buildParams(prefix + "[" + name + "]", obj[name], traditional, add); } } else { // Serialize scalar item. add(prefix, obj); } } // Serialize an array of form elements or a set of // key/values into a query string jQuery.param = function (a, traditional) { var prefix, s = [], add = function (key, valueOrFunction) { // If value is a function, invoke it and use its return value var value = isFunction(valueOrFunction) ? valueOrFunction() : valueOrFunction; s[s.length] = encodeURIComponent(key) + "=" + encodeURIComponent(value == null ? "" : value); }; if (a == null) { return ""; } // If an array was passed in, assume that it is an array of form elements. if (Array.isArray(a) || (a.jquery && !jQuery.isPlainObject(a))) { // Serialize the form elements jQuery.each(a, function () { add(this.name, this.value); }); } else { // If traditional, encode the "old" way (the way 1.3.2 or older // did it), otherwise encode params recursively. for (prefix in a) { buildParams(prefix, a[prefix], traditional, add); } } // Return the resulting serialization return s.join("&"); }; jQuery.fn.extend({ serialize: function () { return jQuery.param(this.serializeArray()); }, serializeArray: function () { return this.map(function () { // Can add propHook for "elements" to filter or add form elements var elements = jQuery.prop(this, "elements"); return elements ? jQuery.makeArray(elements) : this; }) .filter(function () { var type = this.type; // Use .is( ":disabled" ) so that fieldset[disabled] works return this.name && !jQuery(this).is(":disabled") && rsubmittable.test(this.nodeName) && !rsubmitterTypes.test(type) && (this.checked || !rcheckableType.test(type)); }) .map(function (_i, elem) { var val = jQuery(this).val(); if (val == null) { return null; } if (Array.isArray(val)) { return jQuery.map(val, function (val) { return {name: elem.name, value: val.replace(rCRLF, "\r\n")}; }); } return {name: elem.name, value: val.replace(rCRLF, "\r\n")}; }).get(); } }); var r20 = /%20/g, rhash = /#.*$/, rantiCache = /([?&])_=[^&]*/, rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, // #7653, #8125, #8152: local protocol detection rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, rnoContent = /^(?:GET|HEAD)$/, rprotocol = /^\/\//, /* Prefilters * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) * 2) These are called: * - BEFORE asking for a transport * - AFTER param serialization (s.data is a string if s.processData is true) * 3) key is the dataType * 4) the catchall symbol "*" can be used * 5) execution will start with transport dataType and THEN continue down to "*" if needed */ prefilters = {}, /* Transports bindings * 1) key is the dataType * 2) the catchall symbol "*" can be used * 3) selection will start with transport dataType and THEN go to "*" if needed */ transports = {}, // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression allTypes = "*/".concat("*"), // Anchor tag for parsing the document origin originAnchor = document.createElement("a"); originAnchor.href = location.href; // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport function addToPrefiltersOrTransports (structure) { // dataTypeExpression is optional and defaults to "*" return function (dataTypeExpression, func) { if (typeof dataTypeExpression !== "string") { func = dataTypeExpression; dataTypeExpression = "*"; } var dataType, i = 0, dataTypes = dataTypeExpression.toLowerCase().match(rnothtmlwhite) || []; if (isFunction(func)) { // For each dataType in the dataTypeExpression while ((dataType = dataTypes[i++])) { // Prepend if requested if (dataType[0] === "+") { dataType = dataType.slice(1) || "*"; (structure[dataType] = structure[dataType] || []).unshift(func); // Otherwise append } else { (structure[dataType] = structure[dataType] || []).push(func); } } } }; } // Base inspection function for prefilters and transports function inspectPrefiltersOrTransports (structure, options, originalOptions, jqXHR) { var inspected = {}, seekingTransport = (structure === transports); function inspect (dataType) { var selected; inspected[dataType] = true; jQuery.each(structure[dataType] || [], function (_, prefilterOrFactory) { var dataTypeOrTransport = prefilterOrFactory(options, originalOptions, jqXHR); if (typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[dataTypeOrTransport]) { options.dataTypes.unshift(dataTypeOrTransport); inspect(dataTypeOrTransport); return false; } else if (seekingTransport) { return !(selected = dataTypeOrTransport); } }); return selected; } return inspect(options.dataTypes[0]) || !inspected["*"] && inspect("*"); } // A special extend for ajax options // that takes "flat" options (not to be deep extended) // Fixes #9887 function ajaxExtend (target, src) { var key, deep, flatOptions = jQuery.ajaxSettings.flatOptions || {}; for (key in src) { if (src[key] !== undefined) { (flatOptions[key] ? target : (deep || (deep = {})))[key] = src[key]; } } if (deep) { jQuery.extend(true, target, deep); } return target; } /* Handles responses to an ajax request: * - finds the right dataType (mediates between content-type and expected dataType) * - returns the corresponding response */ function ajaxHandleResponses (s, jqXHR, responses) { var ct, type, finalDataType, firstDataType, contents = s.contents, dataTypes = s.dataTypes; // Remove auto dataType and get content-type in the process while (dataTypes[0] === "*") { dataTypes.shift(); if (ct === undefined) { ct = s.mimeType || jqXHR.getResponseHeader("Content-Type"); } } // Check if we're dealing with a known content-type if (ct) { for (type in contents) { if (contents[type] && contents[type].test(ct)) { dataTypes.unshift(type); break; } } } // Check to see if we have a response for the expected dataType if (dataTypes[0] in responses) { finalDataType = dataTypes[0]; } else { // Try convertible dataTypes for (type in responses) { if (!dataTypes[0] || s.converters[type + " " + dataTypes[0]]) { finalDataType = type; break; } if (!firstDataType) { firstDataType = type; } } // Or just use first one finalDataType = finalDataType || firstDataType; } // If we found a dataType // We add the dataType to the list if needed // and return the corresponding response if (finalDataType) { if (finalDataType !== dataTypes[0]) { dataTypes.unshift(finalDataType); } return responses[finalDataType]; } } /* Chain conversions given the request and the original response * Also sets the responseXXX fields on the jqXHR instance */ function ajaxConvert (s, response, jqXHR, isSuccess) { var conv2, current, conv, tmp, prev, converters = {}, // Work with a copy of dataTypes in case we need to modify it for conversion dataTypes = s.dataTypes.slice(); // Create converters map with lowercased keys if (dataTypes[1]) { for (conv in s.converters) { converters[conv.toLowerCase()] = s.converters[conv]; } } current = dataTypes.shift(); // Convert to each sequential dataType while (current) { if (s.responseFields[current]) { jqXHR[s.responseFields[current]] = response; } // Apply the dataFilter if provided if (!prev && isSuccess && s.dataFilter) { response = s.dataFilter(response, s.dataType); } prev = current; current = dataTypes.shift(); if (current) { // There's only work to do if current dataType is non-auto if (current === "*") { current = prev; // Convert response if prev dataType is non-auto and differs from current } else if (prev !== "*" && prev !== current) { // Seek a direct converter conv = converters[prev + " " + current] || converters["* " + current]; // If none found, seek a pair if (!conv) { for (conv2 in converters) { // If conv2 outputs current tmp = conv2.split(" "); if (tmp[1] === current) { // If prev can be converted to accepted input conv = converters[prev + " " + tmp[0]] || converters["* " + tmp[0]]; if (conv) { // Condense equivalence converters if (conv === true) { conv = converters[conv2]; // Otherwise, insert the intermediate dataType } else if (converters[conv2] !== true) { current = tmp[0]; dataTypes.unshift(tmp[1]); } break; } } } } // Apply converter (if not an equivalence) if (conv !== true) { // Unless errors are allowed to bubble, catch and return them if (conv && s.throws) { response = conv(response); } else { try { response = conv(response); } catch (e) { return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; } } } } } } return {state: "success", data: response}; } jQuery.extend({ // Counter for holding the number of active queries active: 0, // Last-Modified header cache for next request lastModified: {}, etag: {}, ajaxSettings: { url: location.href, type: "GET", isLocal: rlocalProtocol.test(location.protocol), global: true, processData: true, async: true, contentType: "application/x-www-form-urlencoded; charset=UTF-8", /* timeout: 0, data: null, dataType: null, username: null, password: null, cache: null, throws: false, traditional: false, headers: {}, */ accepts: { "*": allTypes, text: "text/plain", html: "text/html", xml: "application/xml, text/xml", json: "application/json, text/javascript" }, contents: { xml: /\bxml\b/, html: /\bhtml/, json: /\bjson\b/ }, responseFields: { xml: "responseXML", text: "responseText", json: "responseJSON" }, // Data converters // Keys separate source (or catchall "*") and destination types with a single space converters: { // Convert anything to text "* text": String, // Text to html (true = no transformation) "text html": true, // Evaluate text as a json expression "text json": JSON.parse, // Parse text as xml "text xml": jQuery.parseXML }, // For options that shouldn't be deep extended: // you can add your own custom options here if // and when you create one that shouldn't be // deep extended (see ajaxExtend) flatOptions: { url: true, context: true } }, // Creates a full fledged settings object into target // with both ajaxSettings and settings fields. // If target is omitted, writes into ajaxSettings. ajaxSetup: function (target, settings) { return settings ? // Building a settings object ajaxExtend(ajaxExtend(target, jQuery.ajaxSettings), settings) : // Extending ajaxSettings ajaxExtend(jQuery.ajaxSettings, target); }, ajaxPrefilter: addToPrefiltersOrTransports(prefilters), ajaxTransport: addToPrefiltersOrTransports(transports), // Main method ajax: function (url, options) { // If url is an object, simulate pre-1.5 signature if (typeof url === "object") { options = url; url = undefined; } // Force options to be an object options = options || {}; var transport, // URL without anti-cache param cacheURL, // Response headers responseHeadersString, responseHeaders, // timeout handle timeoutTimer, // Url cleanup var urlAnchor, // Request state (becomes false upon send and true upon completion) completed, // To know if global events are to be dispatched fireGlobals, // Loop variable i, // uncached part of the url uncached, // Create the final options object s = jQuery.ajaxSetup({}, options), // Callbacks context callbackContext = s.context || s, // Context for global events is callbackContext if it is a DOM node or jQuery collection globalEventContext = s.context && (callbackContext.nodeType || callbackContext.jquery) ? jQuery(callbackContext) : jQuery.event, // Deferreds deferred = jQuery.Deferred(), completeDeferred = jQuery.Callbacks("once memory"), // Status-dependent callbacks statusCode = s.statusCode || {}, // Headers (they are sent all at once) requestHeaders = {}, requestHeadersNames = {}, // Default abort message strAbort = "canceled", // Fake xhr jqXHR = { readyState: 0, // Builds headers hashtable if needed getResponseHeader: function (key) { var match; if (completed) { if (!responseHeaders) { responseHeaders = {}; while ((match = rheaders.exec(responseHeadersString))) { responseHeaders[match[1].toLowerCase() + " "] = (responseHeaders[match[1].toLowerCase() + " "] || []) .concat(match[2]); } } match = responseHeaders[key.toLowerCase() + " "]; } return match == null ? null : match.join(", "); }, // Raw string getAllResponseHeaders: function () { return completed ? responseHeadersString : null; }, // Caches the header setRequestHeader: function (name, value) { if (completed == null) { name = requestHeadersNames[name.toLowerCase()] = requestHeadersNames[name.toLowerCase()] || name; requestHeaders[name] = value; } return this; }, // Overrides response content-type header overrideMimeType: function (type) { if (completed == null) { s.mimeType = type; } return this; }, // Status-dependent callbacks statusCode: function (map) { var code; if (map) { if (completed) { // Execute the appropriate callbacks jqXHR.always(map[jqXHR.status]); } else { // Lazy-add the new callbacks in a way that preserves old ones for (code in map) { statusCode[code] = [statusCode[code], map[code]]; } } } return this; }, // Cancel the request abort: function (statusText) { var finalText = statusText || strAbort; if (transport) { transport.abort(finalText); } done(0, finalText); return this; } }; // Attach deferreds deferred.promise(jqXHR); // Add protocol if not provided (prefilters might expect it) // Handle falsy url in the settings object (#10093: consistency with old signature) // We also use the url parameter if available s.url = ((url || s.url || location.href) + "") .replace(rprotocol, location.protocol + "//"); // Alias method option to type as per ticket #12004 s.type = options.method || options.type || s.method || s.type; // Extract dataTypes list s.dataTypes = (s.dataType || "*").toLowerCase().match(rnothtmlwhite) || [""]; // A cross-domain request is in order when the origin doesn't match the current origin. if (s.crossDomain == null) { urlAnchor = document.createElement("a"); // Support: IE <=8 - 11, Edge 12 - 15 // IE throws exception on accessing the href property if url is malformed, // e.g. http://example.com:80x/ try { urlAnchor.href = s.url; // Support: IE <=8 - 11 only // Anchor's host property isn't correctly set when s.url is relative urlAnchor.href = urlAnchor.href; s.crossDomain = originAnchor.protocol + "//" + originAnchor.host !== urlAnchor.protocol + "//" + urlAnchor.host; } catch (e) { // If there is an error parsing the URL, assume it is crossDomain, // it can be rejected by the transport if it is invalid s.crossDomain = true; } } // Convert data if not already a string if (s.data && s.processData && typeof s.data !== "string") { s.data = jQuery.param(s.data, s.traditional); } // Apply prefilters inspectPrefiltersOrTransports(prefilters, s, options, jqXHR); // If request was aborted inside a prefilter, stop there if (completed) { return jqXHR; } // We can fire global events as of now if asked to // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118) fireGlobals = jQuery.event && s.global; // Watch for a new set of requests if (fireGlobals && jQuery.active++ === 0) { jQuery.event.trigger("ajaxStart"); } // Uppercase the type s.type = s.type.toUpperCase(); // Determine if request has content s.hasContent = !rnoContent.test(s.type); // Save the URL in case we're toying with the If-Modified-Since // and/or If-None-Match header later on // Remove hash to simplify url manipulation cacheURL = s.url.replace(rhash, ""); // More options handling for requests with no content if (!s.hasContent) { // Remember the hash so we can put it back uncached = s.url.slice(cacheURL.length); // If data is available and should be processed, append data to url if (s.data && (s.processData || typeof s.data === "string")) { cacheURL += (rquery.test(cacheURL) ? "&" : "?") + s.data; // #9682: remove data so that it's not used in an eventual retry delete s.data; } // Add or update anti-cache param if needed if (s.cache === false) { cacheURL = cacheURL.replace(rantiCache, "$1"); uncached = (rquery.test(cacheURL) ? "&" : "?") + "_=" + (nonce.guid++) + uncached; } // Put hash and anti-cache on the URL that will be requested (gh-1732) s.url = cacheURL + uncached; // Change '%20' to '+' if this is encoded form body content (gh-2658) } else if (s.data && s.processData && (s.contentType || "").indexOf("application/x-www-form-urlencoded") === 0) { s.data = s.data.replace(r20, "+"); } // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if (s.ifModified) { if (jQuery.lastModified[cacheURL]) { jqXHR.setRequestHeader("If-Modified-Since", jQuery.lastModified[cacheURL]); } if (jQuery.etag[cacheURL]) { jqXHR.setRequestHeader("If-None-Match", jQuery.etag[cacheURL]); } } // Set the correct header, if data is being sent if (s.data && s.hasContent && s.contentType !== false || options.contentType) { jqXHR.setRequestHeader("Content-Type", s.contentType); } // Set the Accepts header for the server, depending on the dataType jqXHR.setRequestHeader( "Accept", s.dataTypes[0] && s.accepts[s.dataTypes[0]] ? s.accepts[s.dataTypes[0]] + (s.dataTypes[0] !== "*" ? ", " + allTypes + "; q=0.01" : "") : s.accepts["*"] ); // Check for headers option for (i in s.headers) { jqXHR.setRequestHeader(i, s.headers[i]); } // Allow custom headers/mimetypes and early abort if (s.beforeSend && (s.beforeSend.call(callbackContext, jqXHR, s) === false || completed)) { // Abort if not done already and return return jqXHR.abort(); } // Aborting is no longer a cancellation strAbort = "abort"; // Install callbacks on deferreds completeDeferred.add(s.complete); jqXHR.done(s.success); jqXHR.fail(s.error); // Get transport transport = inspectPrefiltersOrTransports(transports, s, options, jqXHR); // If no transport, we auto-abort if (!transport) { done(-1, "No Transport"); } else { jqXHR.readyState = 1; // Send global event if (fireGlobals) { globalEventContext.trigger("ajaxSend", [jqXHR, s]); } // If request was aborted inside ajaxSend, stop there if (completed) { return jqXHR; } // Timeout if (s.async && s.timeout > 0) { timeoutTimer = window.setTimeout(function () { jqXHR.abort("timeout"); }, s.timeout); } try { completed = false; transport.send(requestHeaders, done); } catch (e) { // Rethrow post-completion exceptions if (completed) { throw e; } // Propagate others as results done(-1, e); } } // Callback for when everything is done function done (status, nativeStatusText, responses, headers) { var isSuccess, success, error, response, modified, statusText = nativeStatusText; // Ignore repeat invocations if (completed) { return; } completed = true; // Clear timeout if it exists if (timeoutTimer) { window.clearTimeout(timeoutTimer); } // Dereference transport for early garbage collection // (no matter how long the jqXHR object will be used) transport = undefined; // Cache response headers responseHeadersString = headers || ""; // Set readyState jqXHR.readyState = status > 0 ? 4 : 0; // Determine if successful isSuccess = status >= 200 && status < 300 || status === 304; // Get response data if (responses) { response = ajaxHandleResponses(s, jqXHR, responses); } // Use a noop converter for missing script if (!isSuccess && jQuery.inArray("script", s.dataTypes) > -1) { s.converters["text script"] = function () { }; } // Convert no matter what (that way responseXXX fields are always set) response = ajaxConvert(s, response, jqXHR, isSuccess); // If successful, handle type chaining if (isSuccess) { // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. if (s.ifModified) { modified = jqXHR.getResponseHeader("Last-Modified"); if (modified) { jQuery.lastModified[cacheURL] = modified; } modified = jqXHR.getResponseHeader("etag"); if (modified) { jQuery.etag[cacheURL] = modified; } } // if no content if (status === 204 || s.type === "HEAD") { statusText = "nocontent"; // if not modified } else if (status === 304) { statusText = "notmodified"; // If we have data, let's convert it } else { statusText = response.state; success = response.data; error = response.error; isSuccess = !error; } } else { // Extract error from statusText and normalize for non-aborts error = statusText; if (status || !statusText) { statusText = "error"; if (status < 0) { status = 0; } } } // Set data for the fake xhr object jqXHR.status = status; jqXHR.statusText = (nativeStatusText || statusText) + ""; // Success/Error if (isSuccess) { deferred.resolveWith(callbackContext, [success, statusText, jqXHR]); } else { deferred.rejectWith(callbackContext, [jqXHR, statusText, error]); } // Status-dependent callbacks jqXHR.statusCode(statusCode); statusCode = undefined; if (fireGlobals) { globalEventContext.trigger(isSuccess ? "ajaxSuccess" : "ajaxError", [jqXHR, s, isSuccess ? success : error]); } // Complete completeDeferred.fireWith(callbackContext, [jqXHR, statusText]); if (fireGlobals) { globalEventContext.trigger("ajaxComplete", [jqXHR, s]); // Handle the global AJAX counter if (!(--jQuery.active)) { jQuery.event.trigger("ajaxStop"); } } } return jqXHR; }, getJSON: function (url, data, callback) { return jQuery.get(url, data, callback, "json"); }, getScript: function (url, callback) { return jQuery.get(url, undefined, callback, "script"); } }); jQuery.each(["get", "post"], function (_i, method) { jQuery[method] = function (url, data, callback, type) { // Shift arguments if data argument was omitted if (isFunction(data)) { type = type || callback; callback = data; data = undefined; } // The url can be an options object (which then must have .url) return jQuery.ajax(jQuery.extend({ url: url, type: method, dataType: type, data: data, success: callback }, jQuery.isPlainObject(url) && url)); }; }); jQuery.ajaxPrefilter(function (s) { var i; for (i in s.headers) { if (i.toLowerCase() === "content-type") { s.contentType = s.headers[i] || ""; } } }); jQuery._evalUrl = function (url, options, doc) { return jQuery.ajax({ url: url, // Make this explicit, since user can override this through ajaxSetup (#11264) type: "GET", dataType: "script", cache: true, async: false, global: false, // Only evaluate the response if it is successful (gh-4126) // dataFilter is not invoked for failure responses, so using it instead // of the default converter is kludgy but it works. converters: { "text script": function () { } }, dataFilter: function (response) { jQuery.globalEval(response, options, doc); } }); }; jQuery.fn.extend({ wrapAll: function (html) { var wrap; if (this[0]) { if (isFunction(html)) { html = html.call(this[0]); } // The elements to wrap the target around wrap = jQuery(html, this[0].ownerDocument).eq(0).clone(true); if (this[0].parentNode) { wrap.insertBefore(this[0]); } wrap.map(function () { var elem = this; while (elem.firstElementChild) { elem = elem.firstElementChild; } return elem; }).append(this); } return this; }, wrapInner: function (html) { if (isFunction(html)) { return this.each(function (i) { jQuery(this).wrapInner(html.call(this, i)); }); } return this.each(function () { var self = jQuery(this), contents = self.contents(); if (contents.length) { contents.wrapAll(html); } else { self.append(html); } }); }, wrap: function (html) { var htmlIsFunction = isFunction(html); return this.each(function (i) { jQuery(this).wrapAll(htmlIsFunction ? html.call(this, i) : html); }); }, unwrap: function (selector) { this.parent(selector).not("body").each(function () { jQuery(this).replaceWith(this.childNodes); }); return this; } }); jQuery.expr.pseudos.hidden = function (elem) { return !jQuery.expr.pseudos.visible(elem); }; jQuery.expr.pseudos.visible = function (elem) { return !!(elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length); }; jQuery.ajaxSettings.xhr = function () { try { return new window.XMLHttpRequest(); } catch (e) { } }; var xhrSuccessStatus = { // File protocol always yields status code 0, assume 200 0: 200, // Support: IE <=9 only // #1450: sometimes IE returns 1223 when it should be 204 1223: 204 }, xhrSupported = jQuery.ajaxSettings.xhr(); support.cors = !!xhrSupported && ("withCredentials" in xhrSupported); support.ajax = xhrSupported = !!xhrSupported; jQuery.ajaxTransport(function (options) { var callback, errorCallback; // Cross domain only allowed if supported through XMLHttpRequest if (support.cors || xhrSupported && !options.crossDomain) { return { send: function (headers, complete) { var i, xhr = options.xhr(); xhr.open( options.type, options.url, options.async, options.username, options.password ); // Apply custom fields if provided if (options.xhrFields) { for (i in options.xhrFields) { xhr[i] = options.xhrFields[i]; } } // Override mime type if needed if (options.mimeType && xhr.overrideMimeType) { xhr.overrideMimeType(options.mimeType); } // X-Requested-With header // For cross-domain requests, seeing as conditions for a preflight are // akin to a jigsaw puzzle, we simply never set it to be sure. // (it can always be set on a per-request basis or even using ajaxSetup) // For same-domain requests, won't change header if already provided. if (!options.crossDomain && !headers["X-Requested-With"]) { headers["X-Requested-With"] = "XMLHttpRequest"; } // Set headers for (i in headers) { xhr.setRequestHeader(i, headers[i]); } // Callback callback = function (type) { return function () { if (callback) { callback = errorCallback = xhr.onload = xhr.onerror = xhr.onabort = xhr.ontimeout = xhr.onreadystatechange = null; if (type === "abort") { xhr.abort(); } else if (type === "error") { // Support: IE <=9 only // On a manual native abort, IE9 throws // errors on any property access that is not readyState if (typeof xhr.status !== "number") { complete(0, "error"); } else { complete( // File: protocol always yields status 0; see #8605, #14207 xhr.status, xhr.statusText ); } } else { complete( xhrSuccessStatus[xhr.status] || xhr.status, xhr.statusText, // Support: IE <=9 only // IE9 has no XHR2 but throws on binary (trac-11426) // For XHR2 non-text, let the caller handle it (gh-2498) (xhr.responseType || "text") !== "text" || typeof xhr.responseText !== "string" ? {binary: xhr.response} : {text: xhr.responseText}, xhr.getAllResponseHeaders() ); } } }; }; // Listen to events xhr.onload = callback(); errorCallback = xhr.onerror = xhr.ontimeout = callback("error"); // Support: IE 9 only // Use onreadystatechange to replace onabort // to handle uncaught aborts if (xhr.onabort !== undefined) { xhr.onabort = errorCallback; } else { xhr.onreadystatechange = function () { // Check readyState before timeout as it changes if (xhr.readyState === 4) { // Allow onerror to be called first, // but that will not handle a native abort // Also, save errorCallback to a variable // as xhr.onerror cannot be accessed window.setTimeout(function () { if (callback) { errorCallback(); } }); } }; } // Create the abort callback callback = callback("abort"); try { // Do send the request (this may raise an exception) xhr.send(options.hasContent && options.data || null); } catch (e) { // #14683: Only rethrow if this hasn't been notified as an error yet if (callback) { throw e; } } }, abort: function () { if (callback) { callback(); } } }; } }); // Prevent auto-execution of scripts when no explicit dataType was provided (See gh-2432) jQuery.ajaxPrefilter(function (s) { if (s.crossDomain) { s.contents.script = false; } }); // Install script dataType jQuery.ajaxSetup({ accepts: { script: "text/javascript, application/javascript, " + "application/ecmascript, application/x-ecmascript" }, contents: { script: /\b(?:java|ecma)script\b/ }, converters: { "text script": function (text) { jQuery.globalEval(text); return text; } } }); // Handle cache's special case and crossDomain jQuery.ajaxPrefilter("script", function (s) { if (s.cache === undefined) { s.cache = false; } if (s.crossDomain) { s.type = "GET"; } }); // Bind script tag hack transport jQuery.ajaxTransport("script", function (s) { // This transport only deals with cross domain or forced-by-attrs requests if (s.crossDomain || s.scriptAttrs) { var script, callback; return { send: function (_, complete) { script = jQuery("