/**
  * Drop selected status update
  *
  * @param void
  * @return null
  */
 function delete()
 {
     if ($this->active_status_update->isNew()) {
         $this->httpError(HTTP_ERR_NOT_FOUND);
     }
     // if
     if (!$this->active_status_update->canDelete($this->logged_user)) {
         $this->httpError(HTTP_ERR_FORBIDDEN);
     }
     // if
     if ($this->request->isSubmitted()) {
         $delete = $this->active_status_update->delete();
         if ($delete && !is_error($delete)) {
             if ($this->request->isApiCall()) {
                 $this->httpOk();
             } else {
                 flash_success('Selected status update has been successfully deleted');
             }
             // if
         } else {
             if ($this->request->isApiCall()) {
                 $this->serveData($delete);
             } else {
                 flash_success('Failed to delete selected status update');
             }
             // if
         }
         // if
         $this->redirectToReferer(assemble_url('status_updates'));
     } else {
         $this->httpError(HTTP_ERR_BAD_REQUEST);
     }
     // if
 }
 /**
  * Drop all status messages by parent
  *
  * @param StatusUpdate $parent
  * @return boolean
  */
 function dropByParent($parent)
 {
     return StatusUpdates::delete(array('parent_id = ?', $parent->getId()));
 }