function video_cck_livestream_data in Embedded Media Field 5

hook emfield_PROVIDER_data

provides an array to be serialised and made available with $item elsewhere

1 call to video_cck_livestream_data()

video_cck_livestream_rss in contrib/video_cck/providers/livestream.inc

File

contrib/video_cck/providers/livestream.inc, line 97

This include processes livestream.com media files for use by emfield.module.

Code

function video_cck_livestream_data($field, $item) {
  $data = array();

  // create some 'field' version control
  $data['video_cck_livestream_version'] = 2;

  // Thumbnail creation
  // The links from the RSS 2.0 API contain ondemand in the video string
  // So we need to handle that seperatly
  // Explodes mychannel?..&clip=videoID into parts
  $boom = explode('?', $item['value']);
  $channel = $boom[0];
  if (strpos(strtolower($item['value']), 'clip') !== false) {
    preg_match('/clip=([^&]+)/', $item['value'], $matches);

    // Example API 2.0 call : http://xMYCHANNELNAMEx.channel-api.livestream-api.com/2.0/thumbnail?id=VIDEOID
    $api_url = 'http://x' . $channel . 'x.channel-api.livestream-api.com/2.0/clipdetails?id=' . $matches[1];

    // Get the thumbnail via an API 2.0 call
    $result = drupal_http_request($api_url);
    if ($result->code == 200) {
      $parser = drupal_xml_parser_create($result->data);
      $vals = array();
      $index = array();
      xml_parse_into_struct($parser, $result->data, $vals);
      xml_parser_free($parser);
      if (count($vals)) {
        foreach ($vals as $val) {
          if ($val['tag'] == 'MEDIA:THUMBNAIL') {
            $data['thumbnail']['url'] = $val['attributes']['URL'];
          }
          elseif ($val['tag'] == 'MEDIA:CONTENT') {
            $data['duration'] = $val['attributes']['DURATION'];
          }
        }
      }
    }
  }
  else {

    // live URL (thumbnail will change while stream progresses)
    $data['thumbnail']['url'] = 'http://thumbnail.api.livestream.com/thumbnail?name=' . $channel;
  }

  // gather info about the item
  // RSS / MRSS feeds with the item would have enough info
  // alternative try getting the minimum from an http get
  $url = 'http://www.livestream.com/' . $item['value'];
  $response = emfield_request_header('livestream', $url);
  if ($response->code == 200) {

    // probably shouldn't give the 303 path
    $data['flash']['url'] = $url;
    $data['flash']['size'] = $response->headers['Content-Length'];
    $data['flash']['mime'] = $response->headers['Content-Type'];
  }
  return $data;
}