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Long Term Support Release
<?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/>. /** * Defines classes used for plugin info. * * @package core_antivirus * @copyright 2015 Ruslan Kabalin, Lancaster University. * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ namespace core\plugininfo;< use moodle_url, part_of_admin_tree, admin_settingpage; < < defined('MOODLE_INTERNAL') || die(); <> use admin_settingpage; > use moodle_url; > use part_of_admin_tree;/** * Class for Antiviruses * * @package core_antivirus * @copyright 2015 Ruslan Kabalin, Lancaster University. * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class antivirus extends base {> /** > public static function plugintype_supports_disabling(): bool { * Finds all enabled plugins, the result may include missing plugins. > return true; * @return array|null of enabled plugins $pluginname=>$pluginname, null means unknown > } */ >public static function get_enabled_plugins() { global $CFG; if (empty($CFG->antiviruses)) { return array(); } $enabled = array(); foreach (explode(',', $CFG->antiviruses) as $antivirus) { $enabled[$antivirus] = $antivirus; } return $enabled; } public static function enable_plugin(string $pluginname, int $enabled): bool { global $CFG; $haschanged = false; $plugins = []; if (!empty($CFG->antiviruses)) { $plugins = array_flip(explode(',', $CFG->antiviruses)); } // Only set visibility if it's different from the current value. if ($enabled && !array_key_exists($pluginname, $plugins)) { $plugins[$pluginname] = $pluginname; $haschanged = true; } else if (!$enabled && array_key_exists($pluginname, $plugins)) { unset($plugins[$pluginname]); $haschanged = true; } if ($haschanged) { $new = implode(',', array_flip($plugins)); add_to_config_log('antiviruses', $CFG->antiviruses, $new, 'core'); set_config('antiviruses', $new); // Reset caches. \core_plugin_manager::reset_caches(); } return $haschanged; } /** * Return the node name to use in admin settings menu for this plugin. * * @return string node name */ public function get_settings_section_name() { return 'antivirussettings' . $this->name; } /** * Loads plugin settings to the settings tree * * This function usually includes settings.php file in plugins folder. * Alternatively it can create a link to some settings page (instance of admin_externalpage) * * @param \part_of_admin_tree $adminroot * @param string $parentnodename * @param bool $hassiteconfig whether the current user has moodle/site:config capability */ 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. $antivirus = $this; // Also can be used inside settings.php. if (!$this->is_installed_and_upgraded()) { return; } if (!$hassiteconfig or !file_exists($this->full_path('settings.php'))) { return; } $section = $this->get_settings_section_name(); $settings = new admin_settingpage($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, $settings); } } /** * Clamav antivirus can not be uninstalled. */ public function is_uninstall_allowed() { if ($this->name === 'clamav') { return false; } else { return true; } } /** * Return URL used for management of plugins of this type. * @return moodle_url */ public static function get_manage_url() { return new moodle_url('/admin/settings.php', array('section' => 'manageantiviruses')); } /** * Pre-uninstall hook. */ public function uninstall_cleanup() { global $CFG; if (!empty($CFG->antiviruses)) { $antiviruses = explode(',', $CFG->antiviruses); $antiviruses = array_unique($antiviruses); } else { $antiviruses = array(); } if (($key = array_search($this->name, $antiviruses)) !== false) { unset($antiviruses[$key]); set_config('antiviruses', implode(',', $antiviruses)); } parent::uninstall_cleanup(); } }