function aggregator_aggregator_fetch in Drupal 7
Implements hook_aggregator_fetch().
File
- modules/
aggregator/ aggregator.fetcher.inc, line 21 - Fetcher functions for the aggregator module.
Code
function aggregator_aggregator_fetch($feed) {
$feed->source_string = FALSE;
// Generate conditional GET headers.
$headers = array();
if ($feed->etag) {
$headers['If-None-Match'] = $feed->etag;
}
if ($feed->modified) {
$headers['If-Modified-Since'] = gmdate(DATE_RFC7231, $feed->modified);
}
// Request feed.
$result = drupal_http_request($feed->url, array(
'headers' => $headers,
));
// Process HTTP response code.
switch ($result->code) {
case 304:
break;
case 301:
$feed->url = $result->redirect_url;
// Do not break here.
case 200:
case 302:
case 307:
if (!isset($result->data)) {
$result->data = '';
}
if (!isset($result->headers)) {
$result->headers = array();
}
$feed->source_string = $result->data;
$feed->http_headers = $result->headers;
break;
default:
watchdog('aggregator', 'The feed from %site seems to be broken, due to "%error".', array(
'%site' => $feed->title,
'%error' => $result->code . ' ' . $result->error,
), WATCHDOG_WARNING);
drupal_set_message(t('The feed from %site seems to be broken, because of error "%error".', array(
'%site' => $feed->title,
'%error' => $result->code . ' ' . $result->error,
)));
}
return $feed->source_string === FALSE ? FALSE : TRUE;
}