YUI.add('moodle-atto_iassign-button', function (Y, NAME) {

    /*
     * @package    atto_iassign
     * @copyright  2014
     * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
     */

    /**
     * Atto text editor iAssign plugin.
     *
     * @module moodle-atto_iassign-button
     * @namespace M.atto_iassign
     * @class button
     * @extends M.editor_atto.EditorPlugin
     */

    var PLUGINNAME = 'atto_iassign';

    Y.namespace('M.atto_iassign').Button = Y.Base.create('button', Y.M.editor_atto.EditorPlugin, [], {
        _currentSelection: null,
        /**
         * Function for initialize namespace.
         */
        initializer: function () {
            this.addButton({
                icon: M.util.image_url('icon', PLUGINNAME),
                callback: this._selectFile
            });
        },
        /**
         * Function for callback button in editor.
         */
        _selectFile: function () {
            this._currentSelection = this.get('host').getSelection();
            open_ilm_manager = window.open(this.get('iassign_wwwroot') + '?id=' + this.get('iassign_course') + '&from=atto', '', 'width=1000,height=880,menubar=0,location=0,scrollbars,status,fullscreen,resizable');
        }
    }, {
        ATTRS: {
            iassign_wwwroot: {
                value: null
            },
            iassign_course: {
                value: null
            }
        }
    });
}, '@VERSION@', {"requires": ["moodle-editor_atto-plugin"]});