Update com a criaçao da tabela iassign_allsubmissions

README.txt

@@ -2,7 +2,7 @@ iAssign version 2.1.70
 ------------------------
 
 By iMatica/iMath - free interactive tools for teaching-learning Math
-   Patricia Rodrigues <patricnet@ig.com.br>, Leônidas O. Brandão <leo@ime.usp.br>
+   Patricia Rodrigues <patricnet@ig.com.br>, Leônidas O. Brandão <leo@ime.usp.br>, Igor Félix <igormf@ime.usp.br>
 
 
 .: About iAssign :.

db/install.php

@@ -123,7 +123,7 @@ function xmldb_iassign_install () {
       $newentry->timecreated = time();
       try {
         $DB->insert_record("iassign_ilm", $newentry, false);
-        $strInstalled_iLM += "\n" . '  <li>' . $record['name'] + ';' . $record['type'] . ';' . $record['version'] . ' </li>' . "\n";	  
+        $strInstalled_iLM .= "\n" . '  <li>' . $record['name'] . ';' . $record['type'] . ';' . $record['version'] . ' </li>' . "\n";	  
       } catch (Exception $e) {
         print "Error install.php: " . $e->getMessage() . "<br/>";
         $error = 1;

db/install.xml

@@ -180,7 +180,7 @@
         <FIELD NAME="userid"              TYPE="int"  LENGTH="10"  NOTNULL="true" UNSIGNED="true"  DEFAULT="0" SEQUENCE="false"  ENUM="false" COMMENT="id of submitting author"                                                                            PREVIOUS="iassign_statementid" NEXT="timecreated"/>
         <FIELD NAME="timecreated"         TYPE="int"  LENGTH="10"  NOTNULL="true" UNSIGNED="true"  DEFAULT="0" SEQUENCE="false"  ENUM="false" COMMENT="Date of first submission"                                                                           PREVIOUS="userid"              NEXT="grade"/>
         <FIELD NAME="grade"               TYPE="float"             NOTNULL="true" UNSIGNED="false" DEFAULT="0" SEQUENCE="false"  ENUM="false" COMMENT="Grade of evaluation"                                                                                PREVIOUS="timecreated"        NEXT="answer"/>
-        <FIELD NAME="answer"              TYPE="text" LENGTH="big" NOTNULL="true"                              SEQUENCE="false"  ENUM="false" COMMENT="String with the last solution sent by the student"                                                  PREVIOUS="grade" />
+        <FIELD NAME="answer"              TYPE="text" LENGTH="big" NOTNULL="true"                              SEQUENCE="false"  ENUM="false" COMMENT="String with the solution sent by the student"                                                  PREVIOUS="grade" />
       </FIELDS>
       <KEYS>
         <KEY NAME="primary"      TYPE="primary" FIELDS="id" NEXT="iassign_statementid"/>

db/upgrade.php

@@ -50,333 +50,6 @@ function xmldb_iassign_upgrade ($oldversion) {
 
   $dbman = $DB->get_manager();
 
-  if ($oldversion < 2014012100) {
-    // Define field and index in iLM table to be added
-    $table = new xmldb_table('iassign_ilm');
-    $index_name = new xmldb_index('name');
-    $index_name->set_attributes(XMLDB_INDEX_UNIQUE, array('name'));
-    if ($dbman->index_exists($table, $index_name)) {
-      $dbman->drop_index($table, $index_name, $continue = true, $feedback = true);
-      }
-    $index_name_version = new xmldb_index('name_version');
-    $index_name_version->set_attributes(XMLDB_INDEX_UNIQUE, array('name', 'version'));
-    if (!$dbman->index_exists($table, $index_name_version)) {
-      $dbman->add_index($table, $index_name_version, $continue = true, $feedback = true);
-      }
-
-    // Fix field name in ilm table to be added.
-    $table = new xmldb_table('iassign_ilm');
-    $field_height = new xmldb_field('heigth', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '600', 'width');
-    if ($dbman->field_exists($table, $field_height))
-      $dbman->rename_field($table, $field_height, 'height');
-
-    // Define fields in iassign table to be added.
-    $table = new xmldb_table('iassign');
-    $field_intro = new xmldb_field('intro', XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'name');
-    if (!$dbman->field_exists($table, $field_intro))
-      $dbman->add_field($table, $field_intro);
-    $field_introformat = new xmldb_field('introformat', XMLDB_TYPE_INTEGER, '4', null, XMLDB_NOTNULL, null, '0', 'intro');
-    if (!$dbman->field_exists($table, $field_introformat))
-      $dbman->add_field($table, $field_introformat);
-    $field_grade = new xmldb_field('grade', XMLDB_TYPE_INTEGER, '11', null, XMLDB_NOTNULL, null, '0', 'activity_group');
-    if (!$dbman->field_exists($table, $field_grade))
-      $dbman->add_field($table, $field_grade);
-    $field_timeavailable = new xmldb_field('timeavailable', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'grade');
-    if (!$dbman->field_exists($table, $field_timeavailable))
-      $dbman->add_field($table, $field_timeavailable);
-    $field_timedue = new xmldb_field('timedue', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'timeavailable');
-    if (!$dbman->field_exists($table, $field_timedue))
-      $dbman->add_field($table, $field_timedue);
-    $field_preventlate = new xmldb_field('preventlate', XMLDB_TYPE_INTEGER, '2', XMLDB_UNSIGNED, null, null, '1', 'timedue');
-    if (!$dbman->field_exists($table, $field_preventlate))
-      $dbman->add_field($table, $field_preventlate);
-    $field_test = new xmldb_field('test', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, null, null, '0', 'preventlate');
-    if (!$dbman->field_exists($table, $field_test))
-      $dbman->add_field($table, $field_test);
-    $field_max_experiment = new xmldb_field('max_experiment', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'test');
-    if (!$dbman->field_exists($table, $field_max_experiment))
-      $dbman->add_field($table, $field_max_experiment);
-
-    if (!$dbman->table_exists($table)) {
-      $field_id = new xmldb_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE);
-      $field_time = new xmldb_field('time', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'id');
-      $field_userid = new xmldb_field('userid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'time');
-      $field_ip = new xmldb_field('ip', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'userid');
-      $field_course = new xmldb_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'ip');
-      $field_cmid = new xmldb_field('cmid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'course');
-      $field_ilmid = new xmldb_field('ilmid', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'cmid');
-      $field_action = new xmldb_field('action', XMLDB_TYPE_CHAR, '255', null, null, null, null, 'ilmid');
-      $field_info = new xmldb_field('info', XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'action');
-      $field_language = new xmldb_field('language', XMLDB_TYPE_CHAR, '10', null, null, null, null, 'info');
-      $field_user_agent = new xmldb_field('user_agent', XMLDB_TYPE_TEXT, 'medium', null, null, null, null, 'language');
-      $field_javascript = new xmldb_field('javascript', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'user_agent');
-      $field_java = new xmldb_field('java', XMLDB_TYPE_INTEGER, '1', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0', 'javascript');
-
-      $key = new xmldb_key('primary');
-      $key->set_attributes(XMLDB_KEY_PRIMARY, array('id'), null, null);
-
-      $index = new xmldb_index('course');
-      $index->set_attributes(XMLDB_INDEX_NOTUNIQUE, array('course'));
-
-      $table->addField($field_id);
-      $table->addField($field_time);
-      $table->addField($field_userid);
-      $table->addField($field_ip);
-      $table->addField($field_course);
-      $table->addField($field_cmid);
-      $table->addField($field_ilmid);
-      $table->addField($field_action);
-      $table->addField($field_info);
-      $table->addField($field_language);
-      $table->addField($field_user_agent);
-      $table->addField($field_javascript);
-      $table->addField($field_java);
-
-      $table->addKey($key);
-
-      $table->addIndex($index);
-
-      $status = $dbman->create_table($table);
-      } // if (!$dbman->table_exists($table))
-
-    // Now update Moodle table '*_files' related to the iAssign: insert new field 'filearea'
-    $fs = get_file_storage();
-    $is_delete = true;
-    $ilm_path = $CFG->dirroot . "/mod/iassign/ilm/";
-
-    // All iAssign 'exercises' must get the label 'exercise'
-    $exercise_files = $DB->get_records('files', array("component" => "mod_iassign", "filearea" => "activity"));
-    foreach ($exercise_files as $exercise_file) {
-      $exercise_file->filearea = "exercise";
-      $DB->update_record('files', $exercise_file);
-      }
-
-    // All iAssign iLM (usually 'JAR package') must get the label 'activity'
-    $activity_files = $DB->get_records('files', array("component" => "mod_iassign", "filearea" => "ilm"));
-    foreach ($activity_files as $activity_file) {
-      $activity_file->filearea = "activity";
-      $DB->update_record('files', $activity_file);
-      }
-
-    // iAssign savepoint reached
-    upgrade_mod_savepoint(true, 2014012100, 'iassign');
-    } // if ($oldversion < 2014012100)
-
-  if ($oldversion < 2017021900) { // update to migrate from 2016021300 to 2017021900 (2.2.00)
-    // iassign_ilm : id; name; version; description; url; extension; parent; file_jar; file_class; width; height; enable; timemodified; author; timecreated; evaluate
-    $count_iassign_ilm = $DB->count_records_sql('SELECT COUNT(id) FROM {iassign_ilm}'); // count the number of existing iLM in table '*_iassign_ilm'
-    if ($count_iassign_ilm>0) { // Insert new iLM: iVProgH5 (package in HTML5 technology)
-
-      // Insert an entry in the Moodle table '*_files'
-      $context = context_system::instance();
-      $file_ilm = array(
-        'userid' => $USER->id, // ID of context
-        'contextid' => $context->id, // ID of context
-        'component' => 'mod_iassign', // usually = table name
-        'filearea' => 'ilm', // in table '*_files' all iAssign exercises will have 'filearea="exercise"' and all iLM must be 'ilm'
-        'itemid' => 0,
-        'filepath' => '/iassign/ilm/', // any path beginning and ending in /
-        'filename' => "iVProg/1.0.20200221/ivprog/index.html"); // any filename: use the starting point of iVProgH5
-
-      // Now update Moodle table '*_files' related to the iAssign: insert new field 'filearea'
-      $fs = get_file_storage();
-      $is_delete = true;
-      $ilm_path = $CFG->dirroot . "/mod/iassign/ilm/";
-
-      //TODO iLM_HTML5 : What model to implement to HTML5?
-      //TODO 1. The first version of iLM HTML5 in '/var/www/html/moodle/mod/iassign/ilm/ilm-nome' and others in '/var/moodledata/filedir/'?
-      //TODO 2. Inserting new iLM HTML5 by ZIP file => explode it and register in '/var/moodledata/filedir/'?
-
-      // Create file using the content: the file information is inserted in the Moodle table '*_files'
-      // The real file will be registered in Moodle data (default '/var/moodledata/filedir/xx/yy' - 'xxyy' is the first 4 char in '*_files.contenthash')
-      //TODO Keep this even change the model to not insert iLM HTML5 (need this object to connect with '*_iassign_ilm' bellow)
-      $file_ilm = $fs->create_file_from_string($file_ilm, file_get_contents($ilm_path . "ivprog-html/main.html"));
-
-      if ($file_ilm)
-        $is_delete &= @unlink($ilm_path . "ivprog-html");
-
-      // Insert an entry in iAssign table '*_iassign_ilm'
-      $newentry = new stdClass();
-      $newentry->name = 'iVProg';
-      $newentry->url = 'http://www.matematica.br/ivprog';
-      $newentry->version = '1.0.20200221';
-      $newentry->description = '{"en":"Visual Interactive Programming on the Internet HTML5","pt_br":"Programação visual interativa na Internet"}';
-      $newentry->extension = 'ivph';
-      $newentry->file_jar = 'iVProg/1.0.20200221/ivprog/'; // to JAR this is the '*_files.id' correponding to the iLM storaged in '/var/moodledata/filedir/'
-      $newentry->file_class = 'index.html';
-      $newentry->width = 800;
-      $newentry->height = 700;
-      $newentry->enable = 1;
-      $newentry->timemodified = time();
-      $newentry->author = $USER->id;
-      $newentry->timecreated = time();
-      $newentry->evaluate = 1;
-      // $DB->insert_records('iassign_ilm', $newentry);
-      $newentry->id = $DB->insert_record("iassign_ilm", $newentry);
-
-      // iAssign savepoint reached
-      upgrade_mod_savepoint(true, 2017021900, 'iassign');
-      } // if ($count_iassign_ilm>0)
-
-    } // if ($oldversion < 2017021900)
-
-  if ($oldversion < 2017120100) { // last one: 2017042800 from 2017/02/19
-    // Create new field 'type', putting 'Java' if JAR and 'HTML5' if HTML5
-    // Update fields 'file_jar, file_class' of iLM iVProgH5 (from 'iVProgH5, ivprog-html/main.html' to 'ilm/ivprog-html/, main.html'
-
-    //---
-    // Define new field in iassign table to be added: type varchar(20) in { 'Java' 'HTML5' }
-    $table = new xmldb_table('iassign_ilm');
-    $new_field_type = new xmldb_field('type', XMLDB_TYPE_CHAR, '20', null, null, null, null, 'version'); // after field 'version'
-    if (!$dbman->field_exists($table, $new_field_type))
-      $dbman->add_field($table, $new_field_type);
-
-    //---
-    // All iAssign iLM (usually 'JAR package') must get the type 'Java'
-    $list_of_ilm_installed = $DB->get_records('iassign_ilm');
-    foreach ($list_of_ilm_installed as $ilm_installed) {
-      $ilm_name = strtolower($ilm_installed->name);
-
-      if ($ilm_name=="ivprogh5" || $ilm_name=="ifractions" || $ilm_name=="fractions") { // if it is 'iVProgH5' (perhaps 'iFractions' already installed?)
-        $ilm_installed->type = "HTML5"; // it is HTML5
-        $file_jar = strtolower($ilm_installed->file_jar);
-        if ($ilm_name=="ivprogh5" && $file_jar=="ivprogh5") { // fields 'file_jar' and 'file_class' must have: 'ilm/ivprog-html/' and 'main.html'
-          $ilm_installed->file_jar = "ilm/ivprog-html/"; //  iVProgH5 ivprog-html/main.html
-          $ilm_installed->file_class = "main.html";
-          }
-        }
-      else
-        $ilm_installed->type = "Java"; // otherwise it is Java
-
-      $DB->update_record('iassign_ilm', $ilm_installed);
-      } // foreach
-
-    //---
-    // Insert in table '{iassign_ilm}' the new iLM iFractions version 0.1.2017.11.22
-    // Table 'iassign_ilm' : id name version type description url extension parent file_jar file_class width height enable timemodified author timecreated evaluate
-
-    } // if ($oldversion < 2017120101)
-
-  if ($oldversion < 2018031000) {
-    // Verify if exist iLM with the same name
-    // then, update the version and file_jar
-
-    $records = array(
-      array_combine( // iGeom 5.9.22
-        array('name', 'url', 'version', 'type', 'description', 'extension', 'file_jar', 'file_class', 'width', 'height', 'enable', 'timemodified', 'author', 'timecreated', 'evaluate'),
-        array('iGeom', 'http://www.matematica.br/igeom', '5.9.22', 'Java', '{"en":"Interactive Geometry on the Internet","pt_br":"Geometria Interativa na Internet"}', 'geo', 'ilm/iGeom/5.9.22/iGeom.jar', 'IGeomApplet.class', 800, 600, 1, time(), $USER->id, time(), 1)),
-      array_combine( // iGraf 4.4.0.10
-        array('name', 'url', 'version', 'type', 'description', 'extension', 'file_jar', 'file_class', 'width', 'height', 'enable', 'timemodified', 'author', 'timecreated', 'evaluate'),
-        array('iGraf', 'http://www.matematica.br/igraf', '4.4.0.10', 'Java', '{"en":"Interactive Graphic on the Internet","pt_br":"Gráficos Interativos na Internet"}', 'grf', 'ilm/iGraf/4.4.0.10/iGraf.jar', 'igraf.IGraf.class', 840, 600, 1, time(), $USER->id, time(), 1)),
-        );
-
-    foreach ($records as $record) {
-      if ($record['type'] == 'HTML5') {
-
-        // Verify if there is a HTML5 iLM register => update it
-        $iassign_ilm = $DB->get_records('iassign_ilm', array('name' => $record['name']));
-
-        if ($iassign_ilm) {
-          // Update file_jar and file_class
-
-          foreach ($iassign_ilm as $iassign) {
-            $iassign->name = trim($iassign->name);
-            $iassign->version = trim($iassign->version);
-            // If HTML5 iLM is the same version, only update the path
-            if ($iassign->version == $record['version']) {
-              $newentry = new stdClass();
-              $newentry->id = $iassign->id;
-              $newentry->file_jar = $record['file_jar'];
-              $newentry->file_class = $record['file_class'];
-
-              $DB->update_record("iassign_ilm", $newentry);
-              }
-            else { // If HTML5 iLM is NOT the same version, make a copy of the iLM
-              $dest = $CFG->dirroot . '/mod/iassign/ilm/' . $iassign->name . '/' . $iassign->version . '/';
-              mkdir($dest, 0755); // permissions "drwxr-xr-x"
-
-              $source = $CFG->dirroot . '/mod/iassign/ilm/' . $iassign->name . '/' . $record['version'] . '/';
-
-              foreach (
-                $iterator = new \RecursiveIteratorIterator(
-                  new \RecursiveDirectoryIterator($source, \RecursiveDirectoryIterator::SKIP_DOTS),
-                  \RecursiveIteratorIterator::SELF_FIRST) as $item) {
-                if ($item->isDir()) {
-                  mkdir($dest . DIRECTORY_SEPARATOR . $iterator->getSubPathName());
-                  }
-                else { // copy or move?
-                  copy($item, $dest . $iterator->getSubPathName());
-                  // copy($item, $dest . DIRECTORY_SEPARATOR . $iterator->getSubPathName());
-                  // rename($item, $dest . DIRECTORY_SEPARATOR . $iterator->getSubPathName());
-                  }
-                }
-
-              $newentry = new stdClass();
-              $newentry->id = $iassign->id;
-              $newentry->file_jar = 'ilm/' . $iassign->name . '/' . $iassign->version . '/' . basename($record['file_jar']) . '/';
-              $newentry->file_class = $record['file_class'];
-
-              $DB->update_record("iassign_ilm", $newentry);
-              }
-            } // foreach ($iassign_ilm as $iassign)
-
-          }
-        else { // if ($iassign_ilm)
-          // If not found a iLM with the same name
-          $DB->insert_record('iassign_ilm', $record, false); // insert new iLM in the table '*_iassign_ilm'
-          }
-
-        } // if ($record['type'] == 'HTML5')
-      else {
-
-        // Verify if there is a Java iLM register to update it
-        $iassign_ilm = $DB->get_record('iassign_ilm', array('name' => $record['name'], 'version' => $record['version']));
-
-        if ($iassign_ilm) {
-          // Update file_jar and file_class
-          $newentry = new stdClass();
-          $newentry->id = $iassign_ilm->id;
-          $newentry->file_jar = $record['file_jar'];
-          $newentry->file_class = $record['file_class'];
-
-          $DB->update_record("iassign_ilm", $newentry);
-          }
-        else { // if ($iassign_ilm) - I couldn't find an iLM with this name ($record['name']) and under this version ($record['version'])
-          // If not found a Java iLM with the same name and version, search a
-          // different version, to use as parent of new version
-
-          $iassign_ilm_parent = $DB->get_record('iassign_ilm', array('name' => $record['name'], 'parent' => 0));
-
-          if ($iassign_ilm_parent) {
-            $record['parent'] = $iassign_ilm_parent->id;
-            $DB->insert_record('iassign_ilm', $record, false); // insert with parent
-
-            // Download the JAR file of parent from MoodleData and put it in iassign/ilm/
-            $dest = $CFG->dirroot . '/mod/iassign/ilm/' . $iassign_ilm_parent->name . '/' . $iassign_ilm_parent->version . '/';
-            mkdir($dest, 0777);
-
-            $fs = get_file_storage();
-            $file = $fs->get_file_by_id($iassign_ilm_parent->file_jar);
-            $file->copy_content_to($dest . $file->get_filename());
-
-            // Update file_jar of iLM parent
-            $update_parent = new stdClass();
-            $update_parent->id = $iassign_ilm_parent->id;
-            $update_parent->file_jar = 'ilm/' . $iassign_ilm_parent->name . '/' . $iassign_ilm_parent->version . '/' . $file->get_filename();
-
-            $DB->update_record("iassign_ilm", $update_parent);
-
-            }
-          else {
-            $DB->insert_record('iassign_ilm', $record, false); // insert new iLM in the table '*_iassign_ilm' without a parent
-            }
-          } // else if ($iassign_ilm)
-        } // else if ($record['type'] == 'HTML5')
-
-      } // foreach ($records as $record)
-
-    } // if ($oldversion < 2018031000)
-
   //L if ($oldversion < 2019112219) {
   if ($oldversion < 2020070613) {
     $table = new xmldb_table('iassign_submission');
@@ -665,6 +338,29 @@ function xmldb_iassign_upgrade ($oldversion) {
       }
     } // if ($oldversion < 2020102800)
 
+    /// @Igor - adicionar a tabela iassign_allsubmissions
+    if ($oldversion < 2020112000) { 
+
+      // Define table iassign_allsubmissions to be created.
+      $table = new xmldb_table('iassign_allsubmissions');
+
+      // Adding fields to table iassign_allsubmissions.
+      $table->add_field('id', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
+      $table->add_field('iassign_statementid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
+      $table->add_field('userid', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, null);
+      $table->add_field('timecreated', XMLDB_TYPE_INTEGER, '16', null, XMLDB_NOTNULL, null, null);
+      $table->add_field('grade', XMLDB_TYPE_FLOAT, null, null, null, null, null, null);
+      $table->add_field('answer', XMLDB_TYPE_TEXT, 'long', null, null, null, null, null);
+
+      // Adding keys to table iassign_allsubmissions.
+      $table->add_key('primary', XMLDB_KEY_PRIMARY, ['id']);
+
+      // Conditionally launch create table for iassign_allsubmissions.
+      if (!$dbman->table_exists($table)) {
+          $dbman->create_table($table);
+      }
+      
+    }
 
   // log event -----------------------------------------------------
   if (class_exists('plugin_manager'))

version.php

@@ -90,7 +90,7 @@ defined('MOODLE_INTERNAL') || die();
 // v 1.0 2012/10/16
 $plugin->component = 'mod_iassign';  // Full name of the plugin (used for diagnostics)
 $plugin->release = '2.8.01 (Build: 2020080300)'; // Human-readable version name
-$plugin->version = 2020102900;       // The current module version (Date: YYYYMMDDXX)
+$plugin->version = 2020102901;       // The current module version (Date: YYYYMMDDXX)
 $plugin->requires = 2014021100;      // Requires this Moodle version since 3.0.0)
 $plugin->maturity = MATURITY_STABLE; // How stable the plugin is: MATURITY_ALPHA, MATURITY_BETA, MATURITY_RC, MATURITY_STABLE (Moodle 2.0 and above)
 $plugin->cron = 60;