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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 3.9.x will end* 10 May 2021 (12 months).
  • Bug fixes for security issues in 3.9.x will end* 8 May 2023 (36 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Event documentation
 *
 * @package   report_eventlist
 * @copyright 2014 Adrian Greeve <adrian@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

/**
 * Class for returning system event information.
 *
 * @package   report_eventlist
 * @copyright 2014 Adrian Greeve <adrian@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class report_eventlist_list_generator {

    /**
     * Convenience method. Returns all of the core events either with or without details.
     *
     * @param bool $detail True will return details, but no abstract classes, False will return all events, but no details.
     * @return array All events.
     */
    public static function get_all_events_list($detail = true) {
< return array_merge(self::get_core_events_list($detail), self::get_non_core_event_list($detail));
> global $CFG; > > // Disable developer debugging as deprecated events will fire warnings. > // Setup backup variables to restore the following settings back to what they were when we are finished. > $debuglevel = $CFG->debug; > $debugdisplay = $CFG->debugdisplay; > $debugdeveloper = $CFG->debugdeveloper; > $CFG->debug = 0; > $CFG->debugdisplay = false; > $CFG->debugdeveloper = false; > > // List of exceptional events that will cause problems if displayed. > $eventsignore = [ > \core\event\unknown_logged::class, > \logstore_legacy\event\legacy_logged::class, > ]; > > $eventinformation = []; > > $events = core_component::get_component_classes_in_namespace(null, 'event'); > foreach (array_keys($events) as $event) { > // We need to filter all classes that extend event base, or the base class itself. > if (is_a($event, \core\event\base::class, true) && !in_array($event, $eventsignore)) { > if ($detail) { > $reflectionclass = new ReflectionClass($event); > if (!$reflectionclass->isAbstract()) { > $eventinformation = self::format_data($eventinformation, "\\${event}"); > } > } else { > $parts = explode('\\', $event); > $eventinformation["\\${event}"] = array_shift($parts); > } > } > } > > // Now enable developer debugging as event information has been retrieved. > $CFG->debug = $debuglevel; > $CFG->debugdisplay = $debugdisplay; > $CFG->debugdeveloper = $debugdeveloper; > > return $eventinformation;
} /** * Return all of the core event files. * * @param bool $detail True will return details, but no abstract classes, False will return all events, but no details. * @return array Core events.
> * */ > * @deprecated since 4.0 use {@see get_all_events_list} instead
public static function get_core_events_list($detail = true) { global $CFG;
> debugging(__FUNCTION__ . '() is deprecated, please use report_eventlist_list_generator::get_all_events_list() instead', // Disable developer debugging as deprecated events will fire warnings. > DEBUG_DEVELOPER); // Setup backup variables to restore the following settings back to what they were when we are finished. >
$debuglevel = $CFG->debug; $debugdisplay = $CFG->debugdisplay; $debugdeveloper = $CFG->debugdeveloper; $CFG->debug = 0; $CFG->debugdisplay = false; $CFG->debugdeveloper = false; $eventinformation = array(); $directory = $CFG->libdir . '/classes/event'; $files = self::get_file_list($directory); // Remove exceptional events that will cause problems being displayed. if (isset($files['unknown_logged'])) { unset($files['unknown_logged']); } foreach ($files as $file => $location) { $functionname = '\\core\\event\\' . $file; // Check to see if this is actually a valid event. if (method_exists($functionname, 'get_static_info')) { if ($detail) { $ref = new \ReflectionClass($functionname); if (!$ref->isAbstract() && $file != 'manager') { $eventinformation = self::format_data($eventinformation, $functionname); } } else { $eventinformation[$functionname] = $file; } } } // Now enable developer debugging as event information has been retrieved. $CFG->debug = $debuglevel; $CFG->debugdisplay = $debugdisplay; $CFG->debugdeveloper = $debugdeveloper; return $eventinformation; } /** * Returns the appropriate string for the CRUD character. * * @param string $crudcharacter The CRUD character. * @return string get_string for the specific CRUD character. */ public static function get_crud_string($crudcharacter) { switch ($crudcharacter) { case 'c': return get_string('create', 'report_eventlist'); break; case 'u': return get_string('update', 'report_eventlist'); break; case 'd': return get_string('delete', 'report_eventlist'); break; case 'r': default: return get_string('read', 'report_eventlist'); break; } } /** * Returns the appropriate string for the event education level. * * @param int $edulevel Takes either the edulevel constant or string. * @return string get_string for the specific education level. */ public static function get_edulevel_string($edulevel) { switch ($edulevel) { case \core\event\base::LEVEL_PARTICIPATING: return get_string('participating', 'report_eventlist'); break; case \core\event\base::LEVEL_TEACHING: return get_string('teaching', 'report_eventlist'); break; case \core\event\base::LEVEL_OTHER: default: return get_string('other', 'report_eventlist'); break; } } /** * Returns a list of files (events) with a full directory path for events in a specified directory. * * @param string $directory location of files. * @return array full location of files from the specified directory. */ private static function get_file_list($directory) { global $CFG; $directoryroot = $CFG->dirroot; $finaleventfiles = array(); if (is_dir($directory)) { if ($handle = opendir($directory)) { $eventfiles = scandir($directory); foreach ($eventfiles as $file) { if ($file != '.' && $file != '..') { // Ignore the file if it is external to the system. if (strrpos($directory, $directoryroot) !== false) { $location = substr($directory, strlen($directoryroot)); $eventname = substr($file, 0, -4); $finaleventfiles[$eventname] = $location . '/' . $file; } } } } } return $finaleventfiles; } /** * This function returns an array of all events for the plugins of the system. * * @param bool $detail True will return details, but no abstract classes, False will return all events, but no details. * @return array A list of events from all plug-ins.
> * */ > * @deprecated since 4.0 use {@see get_all_events_list} instead
public static function get_non_core_event_list($detail = true) { global $CFG;
> // Disable developer debugging as deprecated events will fire warnings. > debugging(__FUNCTION__ . '() is deprecated, please use report_eventlist_list_generator::get_all_events_list() instead', // Setup backup variables to restore the following settings back to what they were when we are finished. > DEBUG_DEVELOPER); $debuglevel = $CFG->debug; >
$debugdisplay = $CFG->debugdisplay; $debugdeveloper = $CFG->debugdeveloper; $CFG->debug = 0; $CFG->debugdisplay = false; $CFG->debugdeveloper = false; $noncorepluginlist = array(); $plugintypes = \core_component::get_plugin_types(); foreach ($plugintypes as $plugintype => $notused) { $pluginlist = \core_component::get_plugin_list($plugintype); foreach ($pluginlist as $plugin => $directory) { $plugindirectory = $directory . '/classes/event'; foreach (self::get_file_list($plugindirectory) as $eventname => $notused) { $plugineventname = '\\' . $plugintype . '_' . $plugin . '\\event\\' . $eventname; // Check that this is actually an event. if (method_exists($plugineventname, 'get_static_info')) { if ($detail) { $ref = new \ReflectionClass($plugineventname); if (!$ref->isAbstract() && $plugintype . '_' . $plugin !== 'logstore_legacy') { $noncorepluginlist = self::format_data($noncorepluginlist, $plugineventname); } } else { $noncorepluginlist[$plugineventname] = $eventname; } } } } } // Now enable developer debugging as event information has been retrieved. $CFG->debug = $debuglevel; $CFG->debugdisplay = $debugdisplay; $CFG->debugdeveloper = $debugdeveloper; return $noncorepluginlist; } /** * Get the full list of observers for the system. * * @return array An array of observers in the system. */ public static function get_observer_list() { $events = \core\event\manager::get_all_observers(); foreach ($events as $key => $observers) { foreach ($observers as $observerskey => $observer) { $events[$key][$observerskey]->parentplugin = \core_plugin_manager::instance()->get_parent_of_subplugin($observer->plugintype); } } return $events; } /** * Returns the event data list section with url links and other formatting. * * @param array $eventdata The event data list section. * @param string $eventfullpath Full path to the events for this plugin / subplugin. * @return array The event data list section with additional formatting. */ private static function format_data($eventdata, $eventfullpath) { // Get general event information. $eventdata[$eventfullpath] = $eventfullpath::get_static_info(); // Create a link for further event detail. $url = new \moodle_url('eventdetail.php', array('eventname' => $eventfullpath)); $link = \html_writer::link($url, $eventfullpath::get_name_with_info()); $eventdata[$eventfullpath]['fulleventname'] = \html_writer::span($link); $eventdata[$eventfullpath]['fulleventname'] .= \html_writer::empty_tag('br'); $eventdata[$eventfullpath]['fulleventname'] .= \html_writer::span($eventdata[$eventfullpath]['eventname'], 'report-eventlist-name'); $eventdata[$eventfullpath]['crud'] = self::get_crud_string($eventdata[$eventfullpath]['crud']); $eventdata[$eventfullpath]['edulevel'] = self::get_edulevel_string($eventdata[$eventfullpath]['edulevel']); $eventdata[$eventfullpath]['legacyevent'] = $eventfullpath::get_legacy_eventname(); // Mess around getting since information. $ref = new \ReflectionClass($eventdata[$eventfullpath]['eventname']); $eventdocbloc = $ref->getDocComment(); $sincepattern = "/since\s*Moodle\s([0-9]+.[0-9]+)/i"; preg_match($sincepattern, $eventdocbloc, $result); if (isset($result[1])) { $eventdata[$eventfullpath]['since'] = $result[1]; } else { $eventdata[$eventfullpath]['since'] = null; } // Human readable plugin information to go with the component. $pluginstring = explode('\\', $eventfullpath); if ($pluginstring[1] !== 'core') { $component = $eventdata[$eventfullpath]['component']; $manager = get_string_manager(); if ($manager->string_exists('pluginname', $pluginstring[1])) { $eventdata[$eventfullpath]['component'] = \html_writer::span(get_string('pluginname', $pluginstring[1])); } } // Raw event data to be used to sort the "Event name" column. $eventdata[$eventfullpath]['raweventname'] = $eventfullpath::get_name_with_info() . ' ' . $eventdata[$eventfullpath]['eventname']; // Unset information that is not currently required. unset($eventdata[$eventfullpath]['action']); unset($eventdata[$eventfullpath]['target']); return $eventdata; } }