fix notices and PHP 5.4 warnings

[civicrm-core.git] / CRM / Custom / Form / DeleteFile.php

<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 4.3                                                |
 +--------------------------------------------------------------------+
 | Copyright CiviCRM LLC (c) 2004-2013                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 *
 * @package CRM
 * @copyright CiviCRM LLC (c) 2004-2013
 * $Id$
 *
 */
class CRM_Custom_Form_DeleteFile extends CRM_Core_Form {

  /**
   * the file id
   *
   * @var int
   */
  protected $_id;

  /**
   * the entity id
   *
   * @var array
   */
  protected $_eid;
  
  function preProcess() {
    $this->_id = CRM_Utils_Request::retrieve('id', 'Positive', $this, TRUE);
    $this->_eid = CRM_Utils_Request::retrieve('eid', 'Positive', $this, TRUE);
  }

  /**
   * Function to actually build the form
   *
   * @return None
   * @access public
   */
  public function buildQuickForm() {

    $this->addButtons(array(
        array(
          'type' => 'next',
          'name' => ts('Delete'),
          'subName' => 'view',
          'isDefault' => TRUE,
        ),
        array(
          'type' => 'cancel',
          'name' => ts('Cancel'),
        ),
      ));
  }

  /**
   * Process the form when submitted
   *
   * @return void
   * @access public
   */
  public function postProcess() {
    CRM_Core_BAO_File::delete($this->_id, $this->_eid);
    CRM_Core_Session::setStatus(ts('The attached file has been deleted.'), ts('Deleted'), 'success');

    $session = CRM_Core_Session::singleton();
    $toUrl = $session->popUserContext();
    CRM_Utils_System::redirect($toUrl);
  }
}