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   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Class for availability plugins.
  19   *
  20   * @package core
  21   * @copyright 2014 The Open University
  22   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  namespace core\plugininfo;
  25  
  26  defined('MOODLE_INTERNAL') || die();
  27  
  28  /**
  29   * Class for availability plugins.
  30   *
  31   * @package core
  32   * @copyright 2014 The Open University
  33   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  34   */
  35  class availability extends base {
  36      public static function get_enabled_plugins() {
  37          global $DB;
  38  
  39          // Get all available plugins.
  40          $plugins = \core_plugin_manager::instance()->get_installed_plugins('availability');
  41          if (!$plugins) {
  42              return array();
  43          }
  44  
  45          // Check they are enabled using get_config (which is cached and hopefully fast).
  46          $enabled = array();
  47          foreach ($plugins as $plugin => $version) {
  48              $disabled = get_config('availability_' . $plugin, 'disabled');
  49              if (empty($disabled)) {
  50                  $enabled[$plugin] = $plugin;
  51              }
  52          }
  53  
  54          return $enabled;
  55      }
  56  
  57      /**
  58       * Defines if there should be a way to uninstall the plugin via the administration UI.
  59       *
  60       * @return bool
  61       */
  62      public function is_uninstall_allowed() {
  63          return true;
  64      }
  65  }