original_string: protected function load_selected_users() {
          // See if we got anything.
          if ($this->multiselect) {
              $userids = optional_param_array($this->name, array(), PARAM_INT);
          } else if ($userid = optional_param($this->name, 0, PARAM_INT)) {
              $userids = array($userid);
          }
          // If there are no users there is nobody to load.
          if (empty($userids)) {
              return array();
          }
  
          // If we did, use the find_users method to validate the ids.
          $this->validatinguserids = $userids;
          $groupedusers = $this->find_users('');
          $this->validatinguserids = null;
  
          // Aggregate the resulting list back into a single one.
          $users = array();
          foreach ($groupedusers as $group) {
              foreach ($group as $user) {
                  if (!isset($users[$user->id]) && empty($user->disabled) && in_array($user->id, $userids)) {
                      $users[$user->id] = $user;
                  }
              }
          }
  
          // If we are only supposed to be selecting a single user, make sure we do.
          if (!$this->multiselect && count($users) > 1) {
              $users = array_slice($users, 0, 1);
          }
  
          return $users;
      }
code: protected function load_selected_users() {
          // See if we got anything.
          if ($this->multiselect) {
              $userids = optional_param_array($this->name, array(), PARAM_INT);
          } else if ($userid = optional_param($this->name, 0, PARAM_INT)) {
              $userids = array($userid);
          }
          // If there are no users there is nobody to load.
          if (empty($userids)) {
              return array();
          }
  
          // If we did, use the find_users method to validate the ids.
          $this->validatinguserids = $userids;
          $groupedusers = $this->find_users('');
          $this->validatinguserids = null;
  
          // Aggregate the resulting list back into a single one.
          $users = array();
          foreach ($groupedusers as $group) {
              foreach ($group as $user) {
                  if (!isset($users[$user->id]) && empty($user->disabled) && in_array($user->id, $userids)) {
                      $users[$user->id] = $user;
                  }
              }
          }
  
          // If we are only supposed to be selecting a single user, make sure we do.
          if (!$this->multiselect && count($users) > 1) {
              $users = array_slice($users, 0, 1);
          }
  
          return $users;
      }
code_tokens: protected function load_selected_users ( ) { // See if we got anything. if ( $ this -> multiselect ) { $ userids = optional_param_array ( $ this -> name , array ( ) , PARAM_INT ) ; } else if ( $ userid = optional_param ( $ this -> name , 0 , PARAM_INT ) ) { $ userids = array ( $ userid ) ; } // If there are no users there is nobody to load. if ( empty ( $ userids ) ) { return array ( ) ; } // If we did, use the find_users method to validate the ids. $ this -> validatinguserids = $ userids ; $ groupedusers = $ this -> find_users ( '' ) ; $ this -> validatinguserids = null ; // Aggregate the resulting list back into a single one. $ users = array ( ) ; foreach ( $ groupedusers as $ group ) { foreach ( $ group as $ user ) { if ( ! isset ( $ users [ $ user -> id ] ) && empty ( $ user -> disabled ) && in_array ( $ user -> id , $ userids ) ) { $ users [ $ user -> id ] = $ user ; } } } // If we are only supposed to be selecting a single user, make sure we do. if ( ! $ this -> multiselect && count ( $ users ) > 1 ) { $ users = array_slice ( $ users , 0 , 1 ) ; } return $ users ; }
docstring: Get the list of users that were selected by doing optional_param then validating the result.
  
  @return array of user objects.
docstring_tokens: Get the list of users that were selected by doing optional_param then validating the result .