+
+ /**
+ * Actually performs the HTTP request and returns an HTTPResponse object
+ * with response body and header info.
+ *
+ * Wraps around parent send() to add logging and redirection processing.
+ *
+ * @return HTTPResponse
+ * @throw HTTP_Request2_Exception
+ */
+ public function send()
+ {
+ $maxRedirs = intval($this->config['max_redirs']);
+ if (empty($this->config['follow_redirects'])) {
+ $maxRedirs = 0;
+ }
+ $redirs = 0;
+ do {
+ try {
+ $response = parent::send();
+ } catch (HTTP_Request2_Exception $e) {
+ $this->log(LOG_ERR, $e->getMessage());
+ throw $e;
+ }
+ $code = $response->getStatus();
+ if ($code >= 200 && $code < 300) {
+ $reason = $response->getReasonPhrase();
+ $this->log(LOG_INFO, "$code $reason");
+ } elseif ($code >= 300 && $code < 400) {
+ $url = $this->getUrl();
+ $target = $response->getHeader('Location');
+
+ if (++$redirs >= $maxRedirs) {
+ common_log(LOG_ERR, __CLASS__ . ": Too many redirects: skipping $code redirect from $url to $target");
+ break;
+ }
+ try {
+ $this->setUrl($target);
+ $this->setHeader('Referer', $url);
+ common_log(LOG_INFO, __CLASS__ . ": Following $code redirect from $url to $target");
+ continue;
+ } catch (HTTP_Request2_Exception $e) {
+ common_log(LOG_ERR, __CLASS__ . ": Invalid $code redirect from $url to $target");
+ }
+ } else {
+ $reason = $response->getReasonPhrase();
+ $this->log(LOG_ERR, "$code $reason");
+ }
+ break;
+ } while ($maxRedirs);
+ return new HTTPResponse($response, $this->getUrl(), $redirs);
+ }