public function pingAction()
{
// We encapsulate xmlrpc, disable everything
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender();
// Get the request
$request = Pingback_Utility::getRawPostData();
$this->_logger->log("Received pingback request: {$request}", Zend_Log::DEBUG);
// Process the request
$server = new Pingback_Server();
$server->execute($request);
if ($server->isValid()) {
$source = $server->getSourceURL();
$target = $server->getTargetURL();
$this->process($source, $target);
}
// Log the response
$response = $server->getResponse();
$this->_logger->log("Response: {$response}", Zend_Log::DEBUG);
// We turn off output buffering to avoid memory issues
// when dumping the response
ob_end_flush();
print $response;
// Die to make sure that we don't screw up the response
die;
}
protected function _ping($method, $parameters)
{
list($this->_requestSource, $this->_requestTarget) = $parameters;
$fault = null;
// is the source argument really an url?
if (!$fault && !Pingback_Utility::isURL($this->_requestSource)) {
$fault = self::RESPONSE_FAULT_SOURCE;
}
// is the target argument really an url?
if (!$fault && !Pingback_Utility::isURL($this->_requestTarget)) {
$fault = self::RESPONSE_FAULT_TARGET;
}
// is the target url pingback enabled?
if (!$fault && !Pingback_Utility::isPingbackEnabled($this->_requestTarget)) {
$fault = self::RESPONSE_FAULT_TARGET_INVALID;
}
// is the source backlinking to the target?
if (!$fault && !Pingback_Utility::isBacklinking($this->_requestSource, $this->_requestTarget)) {
$fault = self::RESPONSE_FAULT_SOURCE_LINK;
}
if ($fault !== null) {
$this->setFault($fault);
return $this->getFaultAsArray($fault);
} else {
$this->setSuccess();
return $this->getSuccessAsArray();
}
}
private function pingback($item)
{
$users = new Users();
$logger = Zend_Registry::get("logger");
$username = $this->_application->user->username;
$userid = $this->_application->user->id;
$source = $users->getUrl($userid, "entry/" . $item->getSlug());
$logger->log("Pingback source: " . $source, Zend_Log::DEBUG);
$logger->log("Item title: " . $item->getTitle(), Zend_Log::DEBUG);
$logger->log("Item content: " . $item->getContent(), Zend_Log::DEBUG);
// Search for user to ping
preg_match_all('/@([a-zA-Z0-9\\-\\.]+)/', $item->getTitle(), $mentions, PREG_SET_ORDER);
// Ping each user
foreach ($mentions as $mention) {
$target = "http://" . $mention[1];
$url = Pingback_Utility::getPingbackServerURL($target);
if ($url) {
$logger->log("Pingback server for " . $mention[1] . ": " . $url, Zend_Log::DEBUG);
$response = Pingback_Utility::sendPingback($source, $target, $url);
$logger->log("Pingback response for " . $mention[1] . ": " . $response, Zend_Log::DEBUG);
}
}
// Search for link to ping
preg_match_all('/href="(https?:\\/\\/[^\\"]*)/', $item->getContent(), $matches, PREG_SET_ORDER);
// If a link item, add the link to the list
$links = array();
if ($item->getType() == SourceItem::LINK_TYPE) {
array_push($links, $item->getLink());
}
// If a reply, add the reply_to_url to the list
if ($item->isreply()) {
array_push($links, $item->getReplyTo());
}
// Collect links
foreach ($matches as $link) {
array_push($links, $link[1]);
}
// Ping each link
foreach ($links as $link) {
$url = Pingback_Utility::getPingbackServerURL($link);
if ($url) {
$logger->log("Pingback server for " . $link . ": " . $url, Zend_Log::DEBUG);
$response = Pingback_Utility::sendPingback($source, $link, $url);
$logger->log("Pingback response for " . $link . ": " . $response, Zend_Log::DEBUG);
}
}
}
private function pingback($comment, $source)
{
$logger = Zend_Registry::get("logger");
$logger->log("Pingback source: " . $source, Zend_Log::DEBUG);
$logger->log("Comment: " . $comment, Zend_Log::DEBUG);
// Search for user to ping
preg_match_all('/@([a-zA-Z0-9\\-\\.]+)/', $comment, $mentions, PREG_SET_ORDER);
// Ping each user
foreach ($mentions as $mention) {
$logger->log("Attemptint pingback for " . $mention[1], Zend_Log::DEBUG);
$target = "http://" . $mention[1];
$url = Pingback_Utility::getPingbackServerURL($target);
if ($url) {
$logger->log("Pingback server for " . $mention[1] . ": " . $url, Zend_Log::DEBUG);
$response = Pingback_Utility::sendPingback($source, $target, $url);
$logger->log("Pingback response for " . $mention[1] . ": " . $response, Zend_Log::DEBUG);
}
}
}