original_string: protected function check_tracked_user() {
          if (isset($_SESSION['USER']->id) && $_SESSION['USER']->id !== null) {
              // Get the id of the current user.
              $new = $_SESSION['USER']->id;
          } else {
              // No user set up yet.
              $new = 0;
          }
          if ($new !== self::$loadeduserid) {
              // The current user doesn't match the tracked userid for this request.
              if (!is_null(self::$loadeduserid)) {
                  // Purge the data we have for the old user.
                  // This way we don't bloat the session.
                  $this->purge();
              }
              self::$loadeduserid = $new;
              $this->currentuserid = $new;
          } else if ($new !== $this->currentuserid) {
              // The current user matches the loaded user but not the user last used by this cache.
              $this->purge_current_user();
              $this->currentuserid = $new;
          }
      }
code: protected function check_tracked_user() {
          if (isset($_SESSION['USER']->id) && $_SESSION['USER']->id !== null) {
              // Get the id of the current user.
              $new = $_SESSION['USER']->id;
          } else {
              // No user set up yet.
              $new = 0;
          }
          if ($new !== self::$loadeduserid) {
              // The current user doesn't match the tracked userid for this request.
              if (!is_null(self::$loadeduserid)) {
                  // Purge the data we have for the old user.
                  // This way we don't bloat the session.
                  $this->purge();
              }
              self::$loadeduserid = $new;
              $this->currentuserid = $new;
          } else if ($new !== $this->currentuserid) {
              // The current user matches the loaded user but not the user last used by this cache.
              $this->purge_current_user();
              $this->currentuserid = $new;
          }
      }
code_tokens: protected function check_tracked_user ( ) { if ( isset ( $ _SESSION [ 'USER' ] -> id ) && $ _SESSION [ 'USER' ] -> id !== null ) { // Get the id of the current user. $ new = $ _SESSION [ 'USER' ] -> id ; } else { // No user set up yet. $ new = 0 ; } if ( $ new !== self :: $ loadeduserid ) { // The current user doesn't match the tracked userid for this request. if ( ! is_null ( self :: $ loadeduserid ) ) { // Purge the data we have for the old user. // This way we don't bloat the session. $ this -> purge ( ) ; } self :: $ loadeduserid = $ new ; $ this -> currentuserid = $ new ; } else if ( $ new !== $ this -> currentuserid ) { // The current user matches the loaded user but not the user last used by this cache. $ this -> purge_current_user ( ) ; $ this -> currentuserid = $ new ; } }
docstring: Check that this cache instance is tracking the current user.
docstring_tokens: Check that this cache instance is tracking the current user .