/**
* Gets a singleton instance
*
* @return __ClientNotificator
*/
public static function &getInstance()
{
if (self::$_instance == null) {
self::$_instance = new __ClientNotificator();
}
return self::$_instance;
}
/**
* Creates an ajax message with current server end-point values
*
* @param __IRequest $request
* @param __IResponse $response
*/
public function postFilter(__IRequest &$request, __IResponse &$response)
{
$client_notificator = __ClientNotificator::getInstance();
//notify to client:
$client_notificator->notify();
//clear dirty components to avoid notify again in next requests:
$client_notificator->clearDirty();
}
public function refresh()
{
if ($this->_composite_writer != null) {
$this->setAsUnsynchronized();
$this->_composite_writer->startRender($this);
$response = __ResponseFactory::getInstance()->createResponse();
//clear content set by responseWriters:
$this->_content .= $response->getContent();
//mark the current instance as dirty:
__ClientNotificator::getInstance()->setDirty($this);
}
}
public function dispatch(__IRequest &$request, __IResponse &$response)
{
$front_controller = self::$_instance;
self::$_instance = $this;
//now call the parent dispatch method:
parent::dispatch($request, $response);
//finally restore the previous front controller singleton
self::$_instance = $front_controller;
//and clear the response writer:
__ResponseWriterManager::getInstance()->clear();
__ClientNotificator::getInstance()->clearDirty();
@ob_clean();
//clear the output buffer
}
/**
* Redirect the web flow to the given uri
*
* @param __Uri|string the uri (or an string representing the uri) to redirect to
* @param __IRequest &$request
*/
public function redirect($uri, __IRequest &$request = null, $redirection_code = null)
{
if (is_string($uri)) {
$uri = __UriFactory::getInstance()->createUri($uri);
} else {
if (!$uri instanceof __Uri) {
throw __ExceptionFactory::getInstance()->createException('Unexpected type for uri parameter: ' . get_class($uri));
}
}
$url = $uri->getUrl();
$message = new __AsyncMessage();
$message->getHeader()->setLocation($url);
$this->getResponse()->addContent($message->toJson());
$client_notificator = __ClientNotificator::getInstance();
//notify to client:
$client_notificator->notify();
//clear dirty components to avoid notify again in next requests:
$client_notificator->clearDirty();
}
public function endRender()
{
parent::endRender();
$async_message = __ClientNotificator::getInstance()->getStartupNotification($this->_view_code);
if ($async_message != null && ($async_message->getHeader()->getStatus() != __AsyncMessageHeader::ASYNC_MESSAGE_STATUS_OK || $async_message->hasPayload())) {
$response_writer_manager = __ResponseWriterManager::getInstance();
if ($response_writer_manager->hasResponseWriter('javascript')) {
$javascript_response_writer = $response_writer_manager->getResponseWriter('javascript');
} else {
$javascript_response_writer = new __JavascriptOnDemandResponseWriter('javascript');
$response_writer_manager->addResponseWriter($javascript_response_writer);
}
if ($response_writer_manager->hasResponseWriter('setup-client-view')) {
$setup_client_view_rw = $response_writer_manager->getResponseWriter('setup-client-view');
} else {
$setup_client_view_rw = new __JavascriptOnDemandResponseWriter('setup-client-view');
$setup_client_view_rw->setLoadAfterDomLoaded(false);
$javascript_response_writer->addResponseWriter($setup_client_view_rw);
}
$javascript_response_writer->addJsCode('__MessageProcessor.process(Object.extend(new __Message(), ' . $async_message->toJson() . '));', __JavascriptOnDemandResponseWriter::JS_CODE_POSITION_BOTTOM);
}
}
/**
* Updates the sitemap
*
* @param __UIEvent $event
*/
public function updateSitemap_click(__UIEvent &$event)
{
$this->getComponent('updateStatus')->setText(" Crawling the site, please wait...");
$this->getComponent('updateStatus')->crawled_links = 0;
__ClientNotificator::getInstance()->notify();
$sitemap = __SiteMap::getInstance();
$sitemap->update(array($this, 'updateUpdateStatus'));
$this->getComponent('updateStatus')->setText(" Calculate page rank, please wait...");
__ClientNotificator::getInstance()->notify();
$page_ranker = new __PageRanker($sitemap);
$page_ranker->calculate();
$sitemap->saveResults();
$this->getComponent('updateStatus')->setText("");
$last_update = __SiteMap::getInstance()->getLastUpdate();
if ($last_update !== null) {
$this->getComponent('lastUpdate')->setText(date("Y/m/d H:i:s", $last_update));
}
$analyzerSection = $this->getComponent('analyzerSection');
$analyzerSection->setController('siteAnalyzerResults');
$analyzerSection->setAction('generalAnalysis');
$analyzerSection->refresh();
}
/**
* Gets a component associated with a given identifier
*
* @param string $component_id The component identifier
* @return __IComponent
*/
public function &getComponent($component_id)
{
$return_value = null;
if (key_exists($component_id, $this->_components)) {
$return_value =& $this->_components[$component_id];
if ($return_value != null) {
__ClientNotificator::getInstance()->setDirty($return_value);
}
} else {
if (key_exists($component_id, $this->_non_poolable_components)) {
$return_value =& $this->_non_poolable_components[$component_id];
}
}
return $return_value;
}
public function setProgress($progress)
{
if (is_numeric($progress)) {
if ($progress < 0) {
$progress = 0;
} else {
if ($progress > 100) {
$progress = 100;
}
}
$this->_progress = $progress;
__ClientNotificator::getInstance()->notifyProgress($this);
} else {
throw __ExceptionFactory::getInstance()->createException('Wrong progress value: ' . $progress . '. Progress must be a numeric value between 0 and 100.');
}
}