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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is 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/>.

/**
 * Class for availability plugins.
 *
 * @package core
 * @copyright 2014 The Open University
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
namespace core\plugininfo;

use admin_settingpage;

< defined('MOODLE_INTERNAL') || die(); <
/** * Class for availability plugins. * * @package core * @copyright 2014 The Open University * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class availability extends base {
> public static function get_enabled_plugins() { > public static function plugintype_supports_disabling(): bool { global $DB; > return true; > } // Get all available plugins. >
$plugins = \core_plugin_manager::instance()->get_installed_plugins('availability'); if (!$plugins) { return array(); } // Check they are enabled using get_config (which is cached and hopefully fast). $enabled = array(); foreach ($plugins as $plugin => $version) { $disabled = get_config('availability_' . $plugin, 'disabled'); if (empty($disabled)) { $enabled[$plugin] = $plugin; } } return $enabled; } public static function enable_plugin(string $pluginname, int $enabled): bool { $haschanged = false; $plugin = 'availability_' . $pluginname; $oldvalue = get_config($plugin, 'disabled'); $disabled = !$enabled; // Only set value if there is no config setting or if the value is different from the previous one. if ($oldvalue == false && $disabled) { set_config('disabled', $disabled, $plugin); $haschanged = true; } else if ($oldvalue != false && !$disabled) { unset_config('disabled', $plugin); $haschanged = true; } if ($haschanged) { add_to_config_log('disabled', $oldvalue, $disabled, $plugin); \core_plugin_manager::reset_caches(); } return $haschanged; } /** * Defines if there should be a way to uninstall the plugin via the administration UI. * * @return bool */ public function is_uninstall_allowed() { return true; } /** * Get the name for the settings section. * * @return string */ public function get_settings_section_name() { return 'availabilitysetting' . $this->name; } /** * Load the global settings for a particular availability plugin (if there are any) * * @param \part_of_admin_tree $adminroot * @param string $parentnodename * @param bool $hassiteconfig */ public function load_settings(\part_of_admin_tree $adminroot, $parentnodename, $hassiteconfig) { global $CFG, $USER, $DB, $OUTPUT, $PAGE; // In case settings.php wants to refer to them.
> /** @var \admin_root $ADMIN */
$ADMIN = $adminroot; // May be used in settings.php. $plugininfo = $this; // Also can be used inside settings.php $availability = $this; // Also to be used inside settings.php. if (!$this->is_installed_and_upgraded()) { return; } if (!$hassiteconfig) { return; } $section = $this->get_settings_section_name(); $settings = null; if (file_exists($this->full_path('settings.php'))) { $settings = new admin_settingpage($section, $this->displayname, 'moodle/site:config', $this->is_enabled() === false); include($this->full_path('settings.php')); // This may also set $settings to null. } if ($settings) { $ADMIN->add($parentnodename, $settings); } } }