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Differences Between: [Versions 310 and 400] [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403]

   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   * Existing admin user selector.
  19   *
  20   * @package    core_role
  21   * @copyright  2010 Petr Skoda {@link http://skodak.org}
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  defined('MOODLE_INTERNAL') || die();
  26  
  27  require_once($CFG->dirroot.'/user/selector/lib.php');
  28  
  29  class core_role_admins_existing_selector extends user_selector_base {
  30      /**
  31       * Create instance.
  32       *
  33       * @param string $name control name
  34       * @param array $options should have two elements with keys groupid and courseid.
  35       */
  36      public function __construct($name = null, $options = array()) {
  37          if (is_null($name)) {
  38              $name = 'removeselect';
  39          }
  40          $options['multiselect'] = false;
  41          parent::__construct($name, $options);
  42      }
  43  
  44      public function find_users($search) {
  45          global $DB, $CFG;
  46          list($wherecondition, $params) = $this->search_sql($search, '');
  47  
  48          $fields      = 'SELECT ' . $this->required_fields_sql('');
  49  
  50          if ($wherecondition) {
  51              $wherecondition = "$wherecondition AND id IN ($CFG->siteadmins)";
  52          } else {
  53              $wherecondition = "id IN ($CFG->siteadmins)";
  54          }
  55          $sql = " FROM {user}
  56                  WHERE $wherecondition";
  57  
  58          list($sort, $sortparams) = users_order_by_sql('', $search, $this->accesscontext);
  59          $params = array_merge($params, $sortparams);
  60          $order = ' ORDER BY ' . $sort;
  61  
  62          $availableusers = $DB->get_records_sql($fields . $sql . $order, $params);
  63  
  64          if (empty($availableusers)) {
  65              return array();
  66          }
  67  
  68          $mainadmin = array();
  69          $mainadminuser = get_admin();
  70          if ($mainadminuser && isset($availableusers[$mainadminuser->id])) {
  71              $mainadmin = array($mainadminuser->id => $availableusers[$mainadminuser->id]);
  72              unset($availableusers[$mainadminuser->id]);
  73          }
  74  
  75          $result = array();
  76          if ($mainadmin) {
  77              $result[get_string('mainadmin', 'core_role')] = $mainadmin;
  78          }
  79  
  80          if ($availableusers) {
  81              if ($search) {
  82                  $groupname = get_string('extusersmatching', 'core_role', $search);
  83              } else {
  84                  $groupname = get_string('extusers', 'core_role');
  85              }
  86              $result[$groupname] = $availableusers;
  87          }
  88  
  89          return $result;
  90      }
  91  
  92      protected function get_options() {
  93          global $CFG;
  94          $options = parent::get_options();
  95          $options['file'] = $CFG->admin . '/roles/lib.php';
  96          return $options;
  97      }
  98  }