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   1  <?php
   2  
   3  namespace dokuwiki\ChangeLog;
   4  
   5  /**
   6   * Class MediaChangeLog; handles changelog of a media file
   7   */
   8  class MediaChangeLog extends ChangeLog
   9  {
  10      /**
  11       * Returns path to changelog
  12       *
  13       * @return string path to file
  14       */
  15      protected function getChangelogFilename()
  16      {
  17          return mediaMetaFN($this->id, '.changes');
  18      }
  19  
  20      /**
  21       * Returns path to current page/media
  22       *
  23       * @param string|int $rev empty string or revision timestamp
  24       * @return string path to file
  25       */
  26      protected function getFilename($rev = '')
  27      {
  28          return mediaFN($this->id, $rev);
  29      }
  30  
  31  
  32  
  33      /**
  34       * Adds an entry to the changelog
  35       *
  36       * @param array $info    Revision info structure of a media file
  37       * @param int $timestamp log line date (optional)
  38       * @return array revision info of added log line
  39       *
  40       * @see also addMediaLogEntry() in inc/changelog.php file
  41       */
  42      public function addLogEntry(array $info, $timestamp = null)
  43      {
  44          global $conf;
  45  
  46          if (isset($timestamp)) unset($this->cache[$this->id][$info['date']]);
  47  
  48          // add changelog lines
  49          $logline = static::buildLogLine($info, $timestamp);
  50          io_saveFile(mediaMetaFN($this->id, '.changes'), $logline, $append = true);
  51          io_saveFile($conf['media_changelog'], $logline, $append = true); //global changelog cache
  52  
  53          // update cache
  54          $this->currentRevision = $info['date'];
  55          $this->cache[$this->id][$this->currentRevision] = $info;
  56          return $info;
  57      }
  58  }