function video_thumb_process in Video 6.5

Same name and namespace in other branches

1. 6.4 video_widget.inc \video_thumb_process()
2. 7 video.module \video_thumb_process()

Adds a preview of thumbnails for you to select when uploading videos.

2 calls to video_thumb_process()

uploadfield_widget_process in types/uploadfield/uploadfield_widget.inc

Element #process callback function.

videoftp_widget_process in types/videoftp/videoftp_widget.inc

Process an individual element.

File

./video_widget.inc, line 511

Common Video module widget functions

Code

function video_thumb_process(&$element) {
  $file = $element['#value'];
  $fid = intval($file['fid']);
  $field = content_fields($element['#field_name'], $element['#type_name']);
  $gen_fail = FALSE;
  if (isset($element['preview']) && $fid != 0) {
    if (in_array($field['widget']['autothumbnail'], array(
      'auto',
      'auto_fallback',
    ))) {
      $transcoder = video_get_transcoder();
      $video = new stdClass();
      $video->fid = $fid;
      $video->filepath = $file['filepath'];
      $video->filename = $file['filepath'];
      $thumbs = $transcoder
        ->generate_thumbnails($video);
      if (!empty($thumbs)) {
        drupal_add_js(drupal_get_path('module', 'video') . '/js/video.admin.js');
        $thumbss = array();
        foreach ($thumbs as $img) {
          $thumbss[$img->filepath] = theme('video_thumbnails', $img, '', '', array(
            'width' => '50',
          ), FALSE);
        }
        if (!empty($file['data']['video_thumb']) && isset($thumbss[$file['data']['video_thumb']])) {
          $currentthumb = $file['data']['video_thumb'];
        }
        else {
          $currentthumb = array_rand($thumbss);
        }
        $element['data']['video_thumb'] = array(
          '#type' => 'radios',
          '#title' => t('Video thumbnail'),
          '#options' => $thumbss,
          '#default_value' => $currentthumb,
          '#weight' => 10,
          '#attributes' => array(
            'class' => 'video-thumbnails',
            'onchange' => 'videoftp_thumbnail_change()',
            'rel' => 'video_large_thumbnail-' . $fid,
          ),
        );
      }
      else {
        $gen_fail = TRUE;
      }
    }
    if (!empty($gen_fail) && $field['widget']['autothumbnail'] == 'auto_fallback' || $field['widget']['autothumbnail'] == 'manual_upload') {
      $element['data']['video_thumb_file'] = array(
        '#name' => 'files[' . $element['#field_name'] . '_' . $element['#delta'] . '_thumbs]',
        '#type' => 'file',
        '#size' => '40',
        '#title' => !empty($file['data']['video_thumb']) ? t('Replace the video thumbnail') : t('Upload a video thumbnail'),
        '#description' => t('This thumbnail will be uploaded when the node is saved.'),
      );
      $element['data']['video_thumb'] = array(
        '#type' => 'value',
        '#value' => isset($file['data']['video_thumb']) ? $file['data']['video_thumb'] : FALSE,
      );
    }

    // Setup our large thumbnail that is on the left.
    // @todo Add smaller video preview instead of thumbnail?
    if (!empty($currentthumb)) {
      $large_thumb = array(
        'filepath' => $currentthumb,
      );
    }
    elseif (!empty($file['data']['video_thumb'])) {
      $large_thumb = array(
        'filepath' => $file['data']['video_thumb'],
      );
    }
    elseif (!empty($field['widget']['default_video_thumb'])) {
      $large_thumb = $field['widget']['default_video_thumb'];
    }
    if (!empty($large_thumb)) {

      // @todo Integrate the thumbnails with imagecache.
      $element['preview']['#suffix'] = '<div class="video_large_thumbnail-' . $fid . '">' . theme('video_thumbnails', $large_thumb, '', '', array(
        'width' => 150,
      ), FALSE) . '</div>';
    }
  }
}