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   1  <?php
   2  
   3  /**
   4   * @file
   5   * video_handler_field_data.inc
   6   *
   7   * Provides a handler for displaying thumbnails within the serialized data column.
   8   */
   9  class video_views_handler_field_data extends content_handler_field {
  10    
  11    function render($values) {
  12      $values = drupal_clone($values); // Prevent affecting the original.
  13      $data = unserialize($values->{$this->field_alias});
  14      $filepath = $data['video_thumb'];
  15      
  16      // We're down to a single node here, so we can retrieve the actual field
  17      // definition for the node type being considered.
  18      $field = content_fields($this->content_field['field_name'], $values->{$this->aliases['type']});
  19      $options = $this->options;
  20      $db_info = content_database_info($field);
  21  
  22      // Build a pseudo-node from the retrieved values.
  23      $node = drupal_clone($values);
  24      $node->type = $values->{$this->aliases['type']};
  25      $node->nid = $values->{$this->aliases['nid']};
  26      $node->vid = $values->{$this->aliases['vid']};
  27      // Some formatters need to behave differently depending on the build_mode
  28      // (for instance: preview), so we provide one.
  29      $node->build_mode = NODE_BUILD_NORMAL;
  30  
  31      $item = array();
  32      foreach ($db_info['columns'] as $column => $attributes) {
  33        $item[$column] = $values->{$this->aliases[$attributes['column']]};
  34      }
  35  
  36      $item['#delta'] = $field['multiple'] ?  $values->{$this->aliases['delta']} : 0;
  37      //added for thumbnails this should work.
  38      $file = pathinfo($filepath);
  39      $item['filepath'] = $filepath;
  40      $item['filename'] = $file['basename'];
  41      $item['filemime'] = file_get_mimetype($file['basename']);
  42      $item['filesize'] = is_readable($filepath) ? filesize($filepath) : 0;
  43  
  44      // Render items.
  45      $formatter_name = $options['format'];
  46      if ($formatter = _content_get_formatter($formatter_name, $field['type'])) {
  47        if (content_handle('formatter', 'multiple values', $formatter) == CONTENT_HANDLE_CORE) {
  48          // Single-value formatter.
  49          $output = content_format($field, $item, $formatter_name, $node);
  50        }
  51        else {
  52          // Multiple values formatter - we actually have only one value to display.
  53          $output = content_format($field, array($item), $formatter_name, $node);
  54        }
  55        return $this->render_link($output, $values);
  56      }
  57      return '';
  58    }
  59  }