public function Playlist::getPlaylist in MediaFront 6

Same name and namespace in other branches

1. 6.2 players/osmplayer/player/playlist/Playlist.php \Playlist::getPlaylist()
2. 7 players/osmplayer/player/playlist/Playlist.php \Playlist::getPlaylist()

Returns the playlist in XML form.

Return value

• The XML format of the playlist.

File

players/osmplayer/player/playlist/Playlist.php, line 159

Class

Playlist

Playlist Class

Code

public function getPlaylist() {

  // Initialize some variables.
  $xml = '';
  $dirname = dirname(__FILE__);
  $playlist_dir = $dirname . '/' . 'playlists' . '/' . $this->playlist;
  $playlist_file = $dirname . '/' . 'cache' . '/' . $this->playlist . '.xml';

  // If there is already a cache file, then we will just want to use it.
  if ($this->cache && file_exists($playlist_file)) {

    // Open the cache file and populate the XML variable with its contents.
    $handle = fopen($playlist_file, "r");
    if ($handle) {
      while (!feof($handle)) {
        $xml .= fgets($handle, 4096);
      }
      fclose($handle);
    }
  }
  else {
    if (is_dir($playlist_dir)) {

      // Here we will want to search for all the media files and their images for the playlist.
      $contents = '';
      $files = array();
      $this
        ->get_media_files($playlist_dir, $files);
      if ($files) {
        $url = $this->base_url;
        $numfiles = count($files);

        // Iterate through all the files.
        for ($i = 0; $i < $numfiles; $i++) {
          $file = $files[$i];
          $image = '';

          // If there is an image association.
          if (isset($file['image']) && $file['image']) {

            // Set the image variable to be used later.
            $image = str_replace($dirname, '', $file['image']);
            $image = htmlspecialchars($this->base_url . $image);
          }

          // If there is a media file.
          if (isset($file['media']) && $file['media']) {

            // Iterate through all the media files in this directory.
            foreach ($file['media'] as $media) {
              $media = str_replace($dirname, '', $media);
              $media = htmlspecialchars($this->base_url . $media);

              // Set the contents of this single track listing with
              // its associated image file.
              switch ($this->schema) {
                case SCHEMA_RSS:
                  $contents .= $this
                    ->rssGetTrack($media, $image);
                  break;
                case SCHEMA_ASX:
                  $contents .= $this
                    ->asxGetTrack($media, $image);
                  break;
                case SCHEMA_XSPF:
                default:
                  $contents .= $this
                    ->playlistGetTrack($media, $image);
                  break;
              }
            }
          }
        }
      }

      // Now, set up the whole XML structure given the right schema.
      if ($contents) {
        switch ($this->schema) {
          case SCHEMA_RSS:
            $xml = $this
              ->getRSSXML($contents);
            break;
          case SCHEMA_ASX:
            $xml = $this
              ->getASXXML($contents);
            break;
          case SCHEMA_XSPF:
          default:
            $xml = $this
              ->getPlaylistXML($contents);
            break;
        }
      }

      // Now, let's create our cache file.
      if ($this->cache) {
        $handle = fopen($playlist_file, "w");
        if ($handle) {
          fwrite($handle, $xml);
          fclose($handle);
        }
      }
    }
    else {
      print 'Directory ' . $playlist_dir . ' not found';
    }
  }

  // Return the XML structure.
  return $xml;
}