[Sommaire] [Imprimer]

   1  <?php
   2  /**
   3   * The SyncML_Device_Synthesis:: class provides functionality that is
   4   * specific to the Synthesis.ch SyncML clients.
   5   *
   6   * Copyright 2005-2006 Karsten Fourmont <karsten@horde.org>
   7   *
   8   * See the enclosed file COPYING for license information (LGPL). If you did not
   9   * receive this file, see http://www.fsf.org/copyleft/lgpl.html.
  10   *
  11   * $Horde: framework/SyncML/SyncML/Device/Synthesis.php,v 1.2.2.5 2006/05/01 12:05:14 jan Exp $
  12   *
  13   * @author  Karsten Fourmont <karsten@horde.org>
  14   * @package SyncML
  15   */
  16  class SyncML_Device_Synthesis extends SyncML_Device {
  17  
  18      /**
  19       * Converts the content from the backend to a format suitable for the
  20       * client device.
  21       *
  22       * Strips the uid (primary key) information as client and server might use
  23       * different ones.
  24       *
  25       * @param string $content       The content to convert
  26       * @param string $contentType   The contentType of content as returned from
  27       *                              the backend
  28       * @return array                array($newcontent, $newcontentType):
  29       *                              the converted content and the
  30       *                              (possibly changed) new ContentType.
  31       */
  32      function convertServer2Client($content, $contentType)
  33      {
  34          global $backend;
  35  
  36          list($content, $contentType) =
  37              parent::convertServer2Client($content, $contentType);
  38  
  39  
  40          // Some special priority handling is required. Synthesis uses
  41          // 1 (high), 2 (medium), 3(low), at least for my windows mobile device.
  42          // convert these to valid priority settings:
  43          $content = preg_replace('/(\r\n|\r|\n)PRIORITY:[1-2](\r\n|\r|\n)/', '\1PRIORITY:1\2', $content, 1);
  44          $content = preg_replace('/(\r\n|\r|\n)PRIORITY:[3](\r\n|\r|\n)/', '\1PRIORITY:2\2', $content, 1);
  45          $content = preg_replace('/(\r\n|\r|\n)PRIORITY:[4-9](\r\n|\r|\n)/', '\1PRIORITY:3\2', $content, 1);
  46        
  47  
  48          // Windows Mobile also expects DUE DATES like DUE:20060419T000000
  49          if (preg_match('/(\r\n|\r|\n)DUE:(........T......Z)(\r\n|\r|\n)/',
  50                  $content,$m)) {
  51              $m[2] = $this->UTC2LocalDate($m[2]);
  52              $content = preg_replace('/(\r\n|\r|\n)DUE:(........T......Z)(\r\n|\r|\n)/',
  53                  '\1DUE:' . $m[2] . '\3', $content, 1);
  54          }
  55  
  56          
  57          if (DEBUGLOG_ICALENDARDATA) {
  58              $fp = @fopen('/tmp/sync/log.txt', 'a');
  59              if ($fp) {
  60                  @fwrite($fp, "\noutput converted for client ($contentType):\n");
  61                  @fwrite($fp, $content . "\n");
  62                  @fclose($fp);
  63              }
  64          }
  65  
  66          return array($content, $contentType);
  67      }
  68  
  69      /**
  70       * Convert the content.
  71       *
  72       * Currently strips uid (primary key) information as client and
  73       * server might use different ones.
  74       *
  75       * @param string $content       The content to convert.
  76       * @param string $contentType   The contentType of the content.
  77       * @return array                array($newcontent, $newcontentType):
  78       *                              the converted content and the
  79       *                              (possibly changed) new ContentType.
  80       */
  81      function convertClient2Server($content, $contentType)
  82      {
  83          list($content, $contentType) =
  84              parent::convertClient2Server($content, $contentType);
  85  
  86          // Some special priority handling is required. Synthesis uses
  87          // 1 (high), 2 (medium), 3(low), at least for my windows mobile device.
  88          // convert these to valid priority settings:
  89          $content = preg_replace('/(\r\n|\r|\n)PRIORITY:3(\r\n|\r|\n)/', '\1PRIORITY:5\2', $content, 1);
  90          $content = preg_replace('/(\r\n|\r|\n)PRIORITY:2(\r\n|\r|\n)/', '\1PRIORITY:3\2', $content, 1);
  91  
  92         if (DEBUGLOG_ICALENDARDATA) {
  93              $fp = @fopen('/tmp/sync/log.txt', 'a');
  94              if ($fp) {
  95                  @fwrite($fp, "\ninput converted for server: $contentType\n");
  96                  @fwrite($fp,$content . "\n");
  97                  @fclose($fp);
  98              }
  99          }
 100  
 101          return array($content, $contentType);
 102    
 103      }
 104      
 105      
 106      /* Static helper function: converts a UTC Timestamp like 20060418T220000Z
 107       * into a local date like 20060419T000000. This is actually more than
 108       * stripping the time part: we need to convert to local time first to ensure
 109       * we get the right date!
 110       */
 111      function UTC2LocalDate($s)
 112      {
 113          $t = Horde_iCalendar::_parseDateTime($s);
 114          return date('Ymd', $t) . 'T000000';
 115      }
 116  }