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   1  <?php
   2  
   3  /**
   4   * Show a download link to an audio file
   5   */
   6  class audio_handler_field_download_link extends views_handler_field {
   7    function allow_advanced_render() {
   8      return FALSE;
   9    }
  10  
  11    function option_definition() {
  12      $options = parent::option_definition();
  13      $options['text'] = array('default' => 'Download', 'translatable' => TRUE);
  14      return $options;
  15    }
  16  
  17    function options_form(&$form, &$form_state) {
  18      parent::options_form($form, $form_state);
  19      $form['text'] = array(
  20        '#type' => 'textfield',
  21        '#title' => t('Text to display'),
  22        '#default_value' => $this->options['text'],
  23      );
  24    }
  25  
  26    function render($values) {
  27      if (!empty($values->{$this->aliases['downloadable']}) && !empty($values->{$this->aliases['nid']}) && !empty($values->{$this->aliases['fid']})) {
  28        $file = db_fetch_object(db_query("SELECT * FROM {files} WHERE fid=%d", $values->{$this->aliases['fid']}));
  29        if (isset($file->filepath) && file_exists($file->filepath)) {
  30          // iTunes and other podcasting programs check the url to determine the
  31          // file type. we'll add the original file name on to the end. see issues
  32          // #35398 and #68716 for more info.
  33          return l($this->options['text'], 'audio/download/'. $values->{$this->aliases['nid']} .'/'. $file->filename, array('absolute' => TRUE));
  34        }
  35      }
  36    }
  37  }