function &getResponse()
{
$response = new ArticleTrackback_Response();
if ($this->_response) {
$response->setError($this->_response);
}
return $response;
}
if (!AMP_CONTENT_TRACKBACKS_ENABLED) {
print 'Sorry, trackbacks are currently disabled due to abuse.';
exit;
}
$article_id = 0;
if (isset($_GET['id']) && is_numeric($_GET['id']) && $_GET['id']) {
$article_id = intval($_GET['id']);
}
$headers = apache_request_headers();
if (!isset($headers['Content-Type']) || strpos($headers['Content-Type'], 'application/x-www-form-urlencoded') !== 0) {
$response = new ArticleTrackback_Response(1, "Content-Type header must be 'application/x-www-form-urlencoded'");
print $response->execute();
exit;
}
if (!isset($_POST['url'])) {
$response = new ArticleTrackback_Response(1, "No URL given");
print $response->execute();
exit;
}
$trackback = new ArticleTrackback($dbcon);
$trackback->setDefaults();
$allowed_tags = $trackback->getAllowedTags();
$trackback_data = array_combine_key($allowed_tags, $_POST);
$trackback_data['article_id'] = $article_id;
if (isset($headers['charset'])) {
$trackback_data['charset'] = $headers['charset'];
}
//content-type should be something like "application/x-www-form-urlencoded; charset=utf-8"
$content_type = explode(';', $headers['Content-Type']);
foreach ($content_type as $param) {
if (strpos($param, 'charset=') === 0) {
