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Differences Between: [Versions 310 and 402] [Versions 311 and 402] [Versions 39 and 402] [Versions 400 and 402] [Versions 401 and 402]

   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          $options['includecustomfields'] = true;
  41          parent::__construct($name, $options);
  42      }
  43  
  44      public function find_users($search) {
  45          global $DB, $CFG;
  46  
  47          [$wherecondition, $params] = $this->search_sql($search, 'u');
  48          $params = array_merge($params, $this->userfieldsparams);
  49  
  50          $fields = 'SELECT u.id, ' . $this->userfieldsselects;
  51  
  52          if ($wherecondition) {
  53              $wherecondition = "$wherecondition AND u.id IN ($CFG->siteadmins)";
  54          } else {
  55              $wherecondition = "u.id IN ($CFG->siteadmins)";
  56          }
  57          $sql = " FROM {user} u
  58                        $this->userfieldsjoin
  59                  WHERE $wherecondition";
  60  
  61          [$sort, $sortparams] = users_order_by_sql('u', $search, $this->accesscontext, $this->userfieldsmappings);
  62          $params = array_merge($params, $sortparams);
  63  
  64          // Sort first by email domain and then by normal name order.
  65          $order = " ORDER BY " . $DB->sql_substr('email', $DB->sql_position("'@'", 'email'),
  66              $DB->sql_length('email') ) .  ", $sort";
  67  
  68          $availableusers = $DB->get_records_sql($fields . $sql . $order, $params);
  69  
  70          if (empty($availableusers)) {
  71              return array();
  72          }
  73  
  74          $mainadmin = array();
  75          $mainadminuser = get_admin();
  76          if ($mainadminuser && isset($availableusers[$mainadminuser->id])) {
  77              $mainadmin = array($mainadminuser->id => $availableusers[$mainadminuser->id]);
  78              unset($availableusers[$mainadminuser->id]);
  79          }
  80  
  81          $result = array();
  82          if ($mainadmin) {
  83              $result[get_string('mainadmin', 'core_role')] = $mainadmin;
  84          }
  85  
  86          if ($availableusers) {
  87              if ($search) {
  88                  $groupname = get_string('extusersmatching', 'core_role', $search);
  89                  $result[$groupname] = $availableusers;
  90              } else {
  91                  $groupnameprefix = get_string('extusers', 'core_role');
  92                  foreach ($availableusers as $user) {
  93                      if (isset($user->email)) {
  94                          $domain = substr($user->email, strpos($user->email, '@'));
  95                          $groupname = "$groupnameprefix $domain";
  96                      } else {
  97                          $groupname = $groupnameprefix;
  98                      }
  99                      $result[$groupname][] = $user;
 100                  }
 101              }
 102          }
 103  
 104          return $result;
 105      }
 106  
 107      protected function get_options() {
 108          global $CFG;
 109          $options = parent::get_options();
 110          $options['file'] = $CFG->admin . '/roles/lib.php';
 111          return $options;
 112      }
 113  }