[Sommaire] [Imprimer]

   1  <?php
   2  
   3  /**
   4   * Strategy for writing file to temporary directory, then copying to VFS.
   5   *
   6   * $Horde: framework/VFS_ISOWriter/ISOWriter/RealOutputStrategy/copy.php,v 1.1.8.4 2006/01/01 21:28:44 jan Exp $
   7   *
   8   * Copyright 2004-2006 Cronosys, LLC <http://www.cronosys.com/>
   9   *
  10   * See the enclosed file COPYING for license information (LGPL). If you
  11   * did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
  12   *
  13   * @author  Jason M. Felice <jfelice@cronosys.com>
  14   * @package VFS_ISO
  15   * @since   Horde 3.0
  16   */
  17  class VFS_ISOWriter_RealOutputStrategy_copy extends VFS_ISOWriter_RealOutputStrategy {
  18  
  19      var $_tempFilename = null;
  20  
  21      /**
  22       * Get a real filename to which we can write.
  23       *
  24       * In this implementation, we create and store a temporary filename.
  25       */
  26      function getRealFilename()
  27      {
  28          if (is_null($this->_tempFilename)) {
  29  
  30              $tmp_locations = array('/tmp', '/var/tmp', 'c:\WUTemp', 'c:\temp',
  31                                     'c:\windows\temp', 'c:\winnt\temp');
  32  
  33              /* First, try PHP's upload_tmp_dir directive. */
  34              $tmp = ini_get('upload_tmp_dir');
  35  
  36              /* Otherwise, try to determine the TMPDIR environment
  37               * variable. */
  38              if (empty($tmp)) {
  39                  $tmp = getenv('TMPDIR');
  40              }
  41  
  42              /* If we still cannot determine a value, then cycle through a
  43               * list of preset possibilities. */
  44              while (empty($tmp) && count($tmp_locations)) {
  45                  $tmp_check = array_shift($tmp_locations);
  46                  if (@is_dir($tmp_check)) {
  47                      $tmp = $tmp_check;
  48                  }
  49              }
  50  
  51              if (empty($tmp)) {
  52                  return PEAR::raiseError(_("Cannot find a temporary directory."));
  53              }
  54  
  55              $this->_tempFilename = tempnam($tmp, 'iso');
  56          }
  57  
  58          return $this->_tempFilename;
  59      }
  60  
  61      function finished()
  62      {
  63          if (empty($this->_tempFilename)) {
  64              return;
  65          }
  66          if (!file_exists($this->_tempFilename)) {
  67              return;
  68          }
  69  
  70          if (preg_match('!^(.*)/([^/]*)$!', $this->_targetFile, $matches)) {
  71              $dir = $matches[1];
  72              $file = $matches[2];
  73          } else {
  74              $dir = '';
  75              $file = $this->_targetFile;
  76          }
  77  
  78          $res = $this->_targetVfs->write($dir, $file, $this->_tempFilename,
  79                                          true);
  80          @unlink($this->_tempFilename);
  81          $this->_tempFilename = null;
  82          return $res;
  83      }
  84  
  85  }
  86