crm.fsf.org/20131203/files/sites/all/modules-new/civicrm/CRM/Core/Page/File.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.6                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2015                                |
   7  +--------------------------------------------------------------------+
   8  | This file is a part of CiviCRM.                                    |
   9  |                                                                    |
  10  | CiviCRM is free software; you can copy, modify, and distribute it  |
  11  | under the terms of the GNU Affero General Public License           |
  12  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
  13  |                                                                    |
  14  | CiviCRM is distributed in the hope that it will be useful, but     |
  15  | WITHOUT ANY WARRANTY; without even the implied warranty of         |
  16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
  17  | See the GNU Affero General Public License for more details.        |
  18  |                                                                    |
  19  | You should have received a copy of the GNU Affero General Public   |
  20  | License and the CiviCRM Licensing Exception along                  |
  21  | with this program; if not, contact CiviCRM LLC                     |
  22  | at info[AT]civicrm[DOT]org. If you have questions about the        |
  23  | GNU Affero General Public License or the licensing of CiviCRM,     |
  24  | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
  25  +--------------------------------------------------------------------+
  26  */
  27
  28 /**
  29  *
  30  * @package CRM
  31  * @copyright CiviCRM LLC (c) 2004-2015
  32  * $Id$
  33  *
  34  */
  35 class CRM_Core_Page_File extends CRM_Core_Page {
  36
  37   public function run() {
  38     $fileName = CRM_Utils_Request::retrieve('filename', 'String', $this);
  39     $path = CRM_Core_Config::singleton()->customFileUploadDir . $fileName;
  40     $mimeType = CRM_Utils_Request::retrieve('mime-type', 'String', $this);
  41     $action = CRM_Utils_Request::retrieve('action', 'String', $this);
  42
  43     // if we are not providing essential parameter needed for file preview then
  44     if (empty($fileName) && empty($mimeType)) {
  45       $eid = CRM_Utils_Request::retrieve('eid', 'Positive', $this, TRUE);
  46       $fid = CRM_Utils_Request::retrieve('fid', 'Positive', $this, FALSE);
  47       $id = CRM_Utils_Request::retrieve('id', 'Positive', $this, TRUE);
  48       $quest = CRM_Utils_Request::retrieve('quest', 'String', $this);
  49
  50       list($path, $mimeType) = CRM_Core_BAO_File::path($id, $eid, NULL, $quest);
  51     }
  52
  53     if (!$path) {
  54       CRM_Core_Error::statusBounce('Could not retrieve the file');
  55     }
  56
  57     $buffer = file_get_contents($path);
  58     if (!$buffer) {
  59       CRM_Core_Error::statusBounce('The file is either empty or you do not have permission to retrieve the file');
  60     }
  61
  62     if ($action & CRM_Core_Action::DELETE) {
  63       if (CRM_Utils_Request::retrieve('confirmed', 'Boolean', CRM_Core_DAO::$_nullObject)) {
  64         CRM_Core_BAO_File::deleteFileReferences($id, $eid, $fid);
  65         CRM_Core_Session::setStatus(ts('The attached file has been deleted.'), ts('Complete'), 'success');
  66
  67         $session = CRM_Core_Session::singleton();
  68         $toUrl = $session->popUserContext();
  69         CRM_Utils_System::redirect($toUrl);
  70       }
  71     }
  72     else {
  73       CRM_Utils_System::download(
  74         CRM_Utils_File::cleanFileName(basename($path)),
  75         $mimeType,
  76         $buffer
  77       );
  78     }
  79   }
  80
  81 }