Esempio n. 1
0
 public function run($requestParams)
 {
     self::$is_at_root = true;
     $this->pushCurrent();
     $controller = new ModelAsController();
     $controller->setUrlParams(array('URLSegment' => self::get_homepage_urlsegment(), 'Action' => ''));
     $result = $controller->run($requestParams);
     $this->popCurrent();
     return $result;
 }
 public static function get_navbar_html($page = null)
 {
     // remove the protocol from the URL, otherwise we run into https/http issues
     $url = self::remove_protocol_from_url(self::get_toolbar_hostname());
     $static = true;
     if (!$page instanceof SiteTree) {
         $page = Director::get_current_page();
         $static = false;
     }
     // In some cases, controllers are bound to "mock" pages, like Security. In that case,
     // throw the "default section" as the current controller.
     if (!$page instanceof SiteTree || !$page->isInDB()) {
         $controller = ModelAsController::controller_for($page = SiteTree::get_by_link(Config::inst()->get('GlobalNav', 'default_section')));
     } else {
         // Use controller_for to negotiate sub controllers, e.g. /showcase/listing/slug
         // (Controller::curr() would return the nested RequestHandler)
         $controller = ModelAsController::controller_for($page);
     }
     // Ensure staging links are not exported to the nav
     $origStage = Versioned::current_stage();
     Versioned::reading_stage('Live');
     $html = ViewableData::create()->customise(array('ToolbarHostname' => $url, 'Scope' => $controller, 'ActivePage' => $page, 'ActiveParent' => $page instanceof SiteTree && $page->Parent()->exists() ? $page->Parent() : $page, 'StaticRender' => $static, 'GoogleCustomSearchId' => Config::inst()->get('GlobalNav', 'google_search_id')))->renderWith('GlobalNavbar');
     Versioned::reading_stage($origStage);
     return $html;
 }
 public function handleRequest(SS_HTTPRequest $request, DataModel $model)
 {
     $this->pushCurrent();
     $this->urlParams = $request->allParams();
     $this->request = $request;
     $this->response = new SS_HTTPResponse();
     $this->setDataModel($model);
     $urlsegment = $request->param('URLSegment');
     $this->extend('onBeforeInit');
     $this->init();
     $this->extend('onAfterInit');
     // First check products against URL segment
     if ($product = Product::get()->filter(array('URLSegment' => $urlsegment, 'Disabled' => 0))->first()) {
         $controller = Catalogue_Controller::create($product);
     } elseif ($category = ProductCategory::get()->filter('URLSegment', $urlsegment)->first()) {
         $controller = Catalogue_Controller::create($category);
     } else {
         // If CMS is installed
         if (class_exists('ModelAsController')) {
             $controller = ModelAsController::create();
         }
     }
     $result = $controller->handleRequest($request, $model);
     $this->popCurrent();
     return $result;
 }
	public function handleRequest($request) {
		self::$is_at_root = true;
		$this->pushCurrent();
		
		$this->init();

		$controller = new ModelAsController();
		
		$request = new HTTPRequest("GET", self::get_homepage_urlsegment().'/', $request->getVars(), $request->postVars());
		$request->match('$URLSegment//$Action', true);
			
		$result = $controller->handleRequest($request);

		$this->popCurrent();
		return $result;
	}
 /**
  * @uses ModelAsController::getNestedController()
  * @param SS_HTTPRequest $request
  * @param DataModel $model
  * @return SS_HTTPResponse
  */
 public function handleRequest(SS_HTTPRequest $request, DataModel $model)
 {
     // Check Translatable dependency
     if (!class_exists('Translatable') || !SiteTree::has_extension('Translatable') && !SiteTree::has_extension('LanguagePrefixTranslatable')) {
         throw new Exception('Dependency error: the LanguagePrefix module expects the Translatable module.');
     }
     $disablePrefixForDefaultLang = Config::inst()->get('prefixconfig', 'disable_prefix_for_default_lang');
     $firstSegment = $request->param('URLSegment');
     if ($firstSegment) {
         $prefixUsed = $this->setLocale($firstSegment);
         $defaultLocale = Translatable::default_locale();
         $isDefaultLocale = $this->locale == $defaultLocale;
         if ($prefixUsed) {
             if ($isDefaultLocale && $disablePrefixForDefaultLang) {
                 $url = substr($request->getURL(true), strlen($firstSegment));
                 return $this->redirect($url, 301);
             } else {
                 $request->shiftAllParams();
                 $request->shift(1);
             }
         } else {
             /*
              *  if no prefix is used but $disablePrefixForDefaultLang
              *  is set, we go on like nothing happened. Otherwise a
              *  404 is generated. @todo: maybe we should redirect
              *  pages that do actually exist, because this is a bit
              *  harsh?
              */
             //if (!$isDefaultLocale || !$disablePrefixForDefaultLang) {
             //	return $this->showPageNotFound();
             //}
         }
     }
     return parent::handleRequest($request, $model);
 }
 public function testFindOldPage()
 {
     $page = new Page();
     $page->Title = 'Test Page';
     $page->URLSegment = 'test-page';
     $page->write();
     $page->publish('Stage', 'Live');
     $page->URLSegment = 'test';
     $page->write();
     $page->publish('Stage', 'Live');
     $router = new ModelAsController();
     $request = new HTTPRequest('GET', 'test-page/action/id/otherid');
     $request->match('$URLSegment/$Action/$ID/$OtherID');
     $response = $router->handleRequest($request);
     $this->assertEquals($response->getHeader('Location'), Controller::join_links(Director::baseURL() . 'test/action/id/otherid'));
 }
 public function GetRootPages()
 {
     $controllers = new ArrayList();
     $pageModels = Page::get()->filter(array("ParentId" => 0, "ID:not" => AllInOneHelper::excludedPageIds()));
     foreach ($pageModels as $model) {
         $controllers->push(ModelAsController::controller_for($model));
     }
     return $controllers;
 }
Esempio n. 8
0
 public function handleRequest($request)
 {
     self::$is_at_root = true;
     $this->pushCurrent();
     $this->init();
     // If the basic database hasn't been created, then build it.
     if (!DB::isActive() || !ClassInfo::hasTable('SiteTree')) {
         $this->response = new HTTPResponse();
         $this->redirect("dev/build?returnURL=");
         return $this->response;
     }
     $controller = new ModelAsController();
     $request = new HTTPRequest("GET", self::get_homepage_urlsegment() . '/', $request->getVars(), $request->postVars());
     $request->match('$URLSegment//$Action', true);
     $result = $controller->handleRequest($request);
     $this->popCurrent();
     return $result;
 }
 /**
  *	Retrieve the correct error page for the current multisite instance.
  *	@param integer
  *	@param SS_HTTPRequest
  *	@throws SS_HTTPResponse_Exception
  */
 public function onBeforeHTTPError($code, $request)
 {
     $errorPage = ErrorPage::get()->filter(array('ErrorCode' => $code, 'SiteID' => Multisites::inst()->getCurrentSiteId()))->first();
     if ($errorPage) {
         Requirements::clear();
         Requirements::clear_combined_files();
         $response = ModelAsController::controller_for($errorPage)->handleRequest($request, DataModel::inst());
         throw new SS_HTTPResponse_Exception($response, $code);
     }
 }
 /**
  * Runs the permissiion checks, and setup of the controller view.
  */
 public function index()
 {
     if (!Director::isDev() && !Permission::check('ADMIN')) {
         return Security::permissionFailure();
     }
     $page = Page::get()->first();
     $controller = ModelAsController::controller_for($page);
     $controller->init();
     return $controller->customise($this->getStyleGuideData())->renderWith(array('SimpleStyleguideController', 'Page'));
 }
Esempio n. 11
0
 /**
  * @param string $action
  * @return string
  */
 public function Link($action = null)
 {
     $page = TrainingDirectoryPage::get()->first();
     if (is_null($page)) {
         return '';
     }
     $controller = ModelAsController::controller_for($page);
     if (is_null($controller)) {
         return '';
     }
     return $controller->Link($action);
 }
 /**
  * Site search form
  */
 public function SearchForm()
 {
     // Retrieve the search form input, excluding any filters.
     $form = ($page = $this->owner->getSearchPage()) && $page->SearchEngine ? ModelAsController::controller_for($page)->getForm(false) : null;
     // Update the search input to account for usability.
     if ($form) {
         $search = $form->Fields()->dataFieldByName('Search');
         $search->setAttribute('placeholder', $search->Title());
         $search->setTitle('');
     }
     return $form;
 }
 /**
  * Prepare the controller for handling the response to this request
  *
  * @param string $title Title to use
  * @return Controller
  */
 protected function getResponseController($title)
 {
     if (!class_exists('SiteTree')) {
         return $this;
     }
     // Use sitetree pages to render the opauth pages
     $tmpPage = new Page();
     $tmpPage->ID = -1;
     $tmpPage->Title = $title;
     $controller = ModelAsController::controller_for($tmpPage);
     $controller->init();
     return $controller;
 }
 /**
  * @param string $action
  * @return string
  */
 public function Link($action = null)
 {
     $class = $this->getDirectoryPageClass();
     $page = $class::get()->first();
     if (is_null($page)) {
         return '';
     }
     $controller = ModelAsController::controller_for($page);
     if (is_null($controller)) {
         return '';
     }
     return $controller->Link($action);
 }
Esempio n. 15
0
 /**
  * Get a {@link SS_HTTPResponse} to response to a HTTP error code if an {@link ErrorPage} for that code is present.
  *
  * @param int $statusCode
  * @return SS_HTTPResponse
  */
 public static function response_for($statusCode)
 {
     // first attempt to dynamically generate the error page
     if ($errorPage = DataObject::get_one('ErrorPage', "\"ErrorCode\" = {$statusCode}")) {
         return ModelAsController::controller_for($errorPage)->handleRequest(new SS_HTTPRequest('GET', ''), DataModel::inst());
     }
     // then fall back on a cached version
     $cachedPath = self::get_filepath_for_errorcode($statusCode, class_exists('Translatable') ? Translatable::get_current_locale() : null);
     if (file_exists($cachedPath)) {
         $response = new SS_HTTPResponse();
         $response->setStatusCode($statusCode);
         $response->setBody(file_get_contents($cachedPath));
         return $response;
     }
 }
 public function testValidation()
 {
     $validator = new OrderActionsForm_Validator('PaymentMethod');
     $form = new OrderActionsForm(ModelAsController::controller_for($this->checkoutPage), 'ActionsForm', $this->order);
     $validator->setForm($form);
     Form::set_current_action('dopayment');
     $validator->php(array('OrderID' => $this->order->ID, 'PaymentMethod' => 'Dummy', 'type' => 'visa', 'name' => 'Tester Mc. Testerson', 'number' => '4242424242424242'));
     $requiredCount = 0;
     foreach ($validator->getErrors() as $error) {
         if ($error['messageType'] == 'required') {
             $requiredCount++;
         }
     }
     // 3 required fields missing
     $this->assertEquals(3, $requiredCount);
 }
Esempio n. 17
0
 /**
  * Get a {@link SS_HTTPResponse} to response to a HTTP error code if an
  * {@link ErrorPage} for that code is present. First tries to serve it 
  * through the standard SilverStripe request method. Falls back to a static
  * file generated when the user hit's save and publish in the CMS
  *
  * @param int $statusCode
  *
  * @return SS_HTTPResponse
  */
 public static function response_for($statusCode)
 {
     // first attempt to dynamically generate the error page
     $errorPage = ErrorPage::get()->filter(array("ErrorCode" => $statusCode))->first();
     if ($errorPage) {
         Requirements::clear();
         Requirements::clear_combined_files();
         return ModelAsController::controller_for($errorPage)->handleRequest(new SS_HTTPRequest('GET', ''), DataModel::inst());
     }
     // then fall back on a cached version
     $cachedPath = self::get_filepath_for_errorcode($statusCode, class_exists('Translatable') ? Translatable::get_current_locale() : null);
     if (file_exists($cachedPath)) {
         $response = new SS_HTTPResponse();
         $response->setStatusCode($statusCode);
         $response->setBody(file_get_contents($cachedPath));
         return $response;
     }
 }
 /**
  *
  * @return ContentController
  */
 public function getControllerForSearchForm()
 {
     $controllerName = Config::inst()->get('CustomSearch', 'search_controller');
     if ($controllerName == 'this') {
         return $this->owner;
     }
     if (class_exists($controllerName)) {
         $obj = Object::create($controllerName);
         if ($obj instanceof SiteTree && ($page = $controllerName::get()->first())) {
             return ModelAsController::controller_for($page);
         }
         if ($obj instanceof Controller) {
             return $obj;
         }
     }
     //fallback:
     //@todo: throw notice
     return $this->owner;
 }
		public function getNestedController() {
			$url = $this->request->getUrl();
			$getVars = $this->request->getVars();
			if(isset($getVars['url'])) unset($getVars['url']);
			if($getVars) $url .= '?' . http_build_query($getVars);
			if($url) {
				$SQL_URLSegment = Convert::raw2sql($url);
				$page = DataObject::get_one(
					'Page',
					"`SiteTree`.LegacyURL = '{$SQL_URLSegment}'"
				);
				if($page) {
					$response = new HTTPResponse();
					$newUrl = Director::baseURL() . $page->URLSegment;
					$response->redirect($newUrl, 301);
					return $response;
				}
			}
			return parent::getNestedController();
		}
 /**
  * @return SS_HTTPResponse
  */
 public function onBeforeInit()
 {
     $config = SiteConfig::current_site_config();
     // If Maintenance Mode is Off, skip processing
     if (!$config->MaintenanceMode) {
         return;
     }
     // Check if the visitor is Admin OR if they have an allowed IP.
     if (Permission::check('VIEW_SITE_MAINTENANCE_MODE') || Permission::check('ADMIN') || $this->hasAllowedIP()) {
         return;
     }
     // Are we already on the UtilityPage? If so, skip processing.
     if ($this->owner instanceof UtilityPage_Controller) {
         return;
     }
     // Fetch our utility page instance now.
     /**
      * @var Page $utilityPage
      */
     $utilityPage = UtilityPage::get()->first();
     if (!$utilityPage) {
         return;
     }
     // We need a utility page before we can do anything.
     // Are we configured to prevent redirection to the UtilityPage URL?
     if ($utilityPage->config()->DisableRedirect) {
         // Process the request internally to ensure that the URL is maintained
         // (instead of redirecting to the maintenance page's URL) and skip any further processing.
         $controller = ModelAsController::controller_for($utilityPage);
         $response = $controller->handleRequest(new SS_HTTPRequest('GET', ''), DataModel::inst());
         HTTP::add_cache_headers($response);
         $response->output();
         die;
     }
     // Default: Skip any further processing and immediately respond with a redirect to the UtilityPage.
     $response = new SS_HTTPResponse();
     $response->redirect($utilityPage->AbsoluteLink(), 302);
     HTTP::add_cache_headers($response);
     $response->output();
     die;
 }
 /**
  * Returns the Layout template based on the current ClassName
  * @return {mixed} template to be rendered
  * */
 public function GetLayoutTemplate()
 {
     $res = "";
     try {
         if (class_exists($this->owner->ClassName)) {
             $controller = ModelAsController::controller_for($this->owner);
             $controller->setSession(Controller::curr()->getSession());
             $controller->init();
             $viewer = $controller->getViewer("index");
             $templates = $viewer->templates();
             if (isset($templates["Layout"])) {
                 $layoutViewer = Injector::inst()->create("SSViewer", $templates["Layout"]);
                 $layoutViewer->setPartialCacheStore($viewer->getPartialCacheStore());
                 $viewer = $layoutViewer;
             }
             $res = $viewer->process($controller);
         }
     } catch (Exception $exc) {
         //            echo $exc->getTraceAsString();
     }
     return $res;
 }
 public function _getAnnouncement($render = true)
 {
     if (ClassInfo::hasTable('MediaHolder')) {
         $media = MediaHolder::get()->filter(array('MediaType.Title' => 'News'));
         $possible = $media->first();
         // what about an announcement title'd page
         $page = $media->filter(array('Title' => 'Announcements'))->first();
         if (!$page) {
             $page = $possible;
         }
         if ($page) {
             $announcement = MediaPage::get()->filter('ParentID', $page->ID)->sort('Date DESC')->first();
             if ($announcement) {
                 if (!$render) {
                     return $announcement;
                 } else {
                     return ModelAsController::controller_for($announcement)->index();
                 }
             }
         }
     }
 }
 /**
  *	Display an error page on invalid request.
  *
  *	@parameter <{ERROR_CODE}> integer
  *	@parameter <{ERROR_MESSAGE}> string
  */
 public function httpError($code, $message = null)
 {
     // Determine the error page for the given status code.
     $errorPages = ClassInfo::exists('SiteTree') ? ErrorPage::get()->filter('ErrorCode', $code) : null;
     // Allow extension customisation.
     $this->extend('updateErrorPages', $errorPages);
     // Retrieve the error page response.
     if ($errorPages && ($errorPage = $errorPages->first())) {
         Requirements::clear();
         Requirements::clear_combined_files();
         $response = ModelAsController::controller_for($errorPage)->handleRequest(new SS_HTTPRequest('GET', ''), DataModel::inst());
         throw new SS_HTTPResponse_Exception($response, $code);
     } else {
         if ($errorPages && file_exists($cachedPage = ErrorPage::get_filepath_for_errorcode($code, class_exists('Translatable') ? Translatable::get_current_locale() : null))) {
             $response = new SS_HTTPResponse();
             $response->setStatusCode($code);
             $response->setBody(file_get_contents($cachedPage));
             throw new SS_HTTPResponse_Exception($response, $code);
         } else {
             return parent::httpError($code, $message);
         }
     }
 }
 public function handleRequest(SS_HTTPRequest $request, DataModel $model)
 {
     $action = $request->param('Action');
     $result = parent::handleRequest($request, $model);
     if (!$action && AllInOneHelper::shouldProcess($request, $result->getStatusCode())) {
         $realController = $this->getNestedController();
         $parentId = intval($realController->ParentID);
         $currentPageId = intval($realController->ID);
         if ($parentId === 0 && !AllInOneHelper::isPageIdExluded($currentPageId)) {
             $jsMin = Director::isDev() ? "" : ".min";
             Requirements::javascript(THIRDPARTY_DIR . '/jquery/jquery' . $jsMin . '.js');
             Requirements::javascript(THIRDPARTY_DIR . '/jquery-ui/jquery-ui' . $jsMin . '.js');
             Requirements::javascript(THIRDPARTY_DIR . '/jquery-entwine/dist/jquery.entwine-dist.js');
             Requirements::javascript('silverstripe-all-in-one-page/javascript/dist/AllInOnePage' . $jsMin . '.js');
             $tmpContoller = Injector::inst()->create("AllInOnePage_Controller", $realController->data());
             if ($this->session) {
                 $tmpContoller->setSession($this->session);
             }
             $result = $tmpContoller->handleRequest($this->request, $model);
         }
     }
     return $result;
 }
 /**
  * @throws SS_HTTPResponse_Exception
  * @return SS_HTTPResponse
  */
 public function onBeforeInit()
 {
     if (Permission::check("ADMIN")) {
         return;
     }
     $config = SiteConfig::current_site_config();
     if (!$config->MaintenanceMode) {
         return;
     }
     // Fetch our utility page instance now.
     /** @var Page $utilityPage */
     $utilityPage = UtilityPage::get()->first();
     if (!$utilityPage) {
         return;
     }
     // We need a utility page before we can do anything.
     // See if we're still configured to redirect...
     if (!$utilityPage->config()->DisableRedirect) {
         //If this is not the utility page, do a temporary (302) redirect to it
         if ($this->owner->dataRecord->ClassName != "UtilityPage") {
             return $this->owner->redirect($utilityPage->AbsoluteLink(), 302);
         }
     }
     // No need to execute more than once.
     if ($this->owner instanceof UtilityPage_Controller) {
         return;
     }
     // Additional failsafe, just in case (for some reason) the current controller isn't descended from UtilityPage_Controller.
     if (static::$runOnce) {
         return;
     }
     static::$runOnce = true;
     // Process the request internally to ensure the URL is maintained (instead of redirecting to our maintenance page's URL).
     $controller = ModelAsController::controller_for($utilityPage);
     $response = $controller->handleRequest(new SS_HTTPRequest("GET", "/"), new DataModel());
     throw new SS_HTTPResponse_Exception($response, $response->getStatusCode());
 }
 /**
  * @param SS_HTTPRequest $request
  * @return SS_HTTPResponse
  */
 public function handleRequest(SS_HTTPRequest $request, DataModel $model = null)
 {
     self::$is_at_root = true;
     $this->setDataModel($model);
     $this->pushCurrent();
     $this->init();
     if (!DB::isActive() || !ClassInfo::hasTable('SiteTree')) {
         $this->response = new SS_HTTPResponse();
         $this->response->redirect(Director::absoluteBaseURL() . 'dev/build?returnURL=' . (isset($_GET['url']) ? urlencode($_GET['url']) : null));
         return $this->response;
     }
     $request = new SS_HTTPRequest($request->httpMethod(), self::get_homepage_link() . '/', $request->getVars(), $request->postVars());
     $request->match('$URLSegment//$Action', true);
     $controller = new ModelAsController();
     $result = $controller->handleRequest($request, $model);
     $this->popCurrent();
     return $result;
 }
 /**
  *	Instantiate the search form, primarily outside the search page.
  *
  *	@parameter <{REQUEST}> ss http request
  *	@parameter <{DISPLAY_SORTING}> boolean
  *	@return search form
  */
 public function getSearchForm($request = null, $sorting = false)
 {
     // Instantiate the search form, primarily excluding the sorting selection.
     return ($page = $this->owner->getSearchPage()) ? ModelAsController::controller_for($page)->getSearchForm($request, $sorting) : null;
 }
 /**
  * Check catalogue URL's before we get to the CMS (if it exists)
  * 
  * @param SS_HTTPRequest $request
  * @param DataModel|null $model
  * @return SS_HTTPResponse
  */
 public function handleRequest(SS_HTTPRequest $request, DataModel $model)
 {
     $this->request = $request;
     $this->setDataModel($model);
     $this->pushCurrent();
     // Create a response just in case init() decides to redirect
     $this->response = new SS_HTTPResponse();
     $this->init();
     // If we had a redirection or something, halt processing.
     if ($this->response->isFinished()) {
         $this->popCurrent();
         return $this->response;
     }
     // If DB is not present, build
     if (!DB::isActive() || !ClassInfo::hasTable('CatalogueProduct') || !ClassInfo::hasTable('CatalogueCategory')) {
         return $this->response->redirect(Director::absoluteBaseURL() . 'dev/build?returnURL=' . (isset($_GET['url']) ? urlencode($_GET['url']) : null));
     }
     $urlsegment = $request->param('URLSegment');
     $this->extend('onBeforeInit');
     $this->init();
     $this->extend('onAfterInit');
     // Find link, regardless of current locale settings
     if (class_exists('Translatable')) {
         Translatable::disable_locale_filter();
     }
     $filter = array('URLSegment' => $urlsegment, 'Disabled' => 0);
     if ($object = CatalogueProduct::get()->filter($filter)->first()) {
         $controller = $this->controller_for($object);
     } elseif ($object = CatalogueCategory::get()->filter($filter)->first()) {
         $controller = $this->controller_for($object);
     } elseif (class_exists('ModelAsController')) {
         // If CMS installed
         $controller = ModelAsController::create();
     } else {
         $controller = Controller::create();
     }
     if (class_exists('Translatable')) {
         Translatable::enable_locale_filter();
     }
     $result = $controller->handleRequest($request, $model);
     $this->popCurrent();
     return $result;
 }
Esempio n. 29
0
 /**
  * Returns TRUE if this object has a URLSegment value that does not conflict with any other objects. This methods
  * checks for:
  *   - A page with the same URLSegment that has a conflict.
  *   - Conflicts with actions on the parent page.
  *   - A conflict caused by a root page having the same URLSegment as a class name.
  *
  * @return bool
  */
 public function validURLSegment()
 {
     if (self::nested_urls() && ($parent = $this->Parent())) {
         if ($controller = ModelAsController::controller_for($parent)) {
             if ($controller instanceof Controller && $controller->hasAction($this->URLSegment)) {
                 return false;
             }
         }
     }
     if (!self::nested_urls() || !$this->ParentID) {
         if (class_exists($this->URLSegment) && is_subclass_of($this->URLSegment, 'RequestHandler')) {
             return false;
         }
     }
     $IDFilter = $this->ID ? "AND \"SiteTree\".\"ID\" <> {$this->ID}" : null;
     $parentFilter = null;
     if (self::nested_urls()) {
         if ($this->ParentID) {
             $parentFilter = " AND \"SiteTree\".\"ParentID\" = {$this->ParentID}";
         } else {
             $parentFilter = ' AND "SiteTree"."ParentID" = 0';
         }
     }
     $existingPage = DataObject::get_one('SiteTree', "\"URLSegment\" = '{$this->URLSegment}' {$IDFilter} {$parentFilter}");
     if ($existingPage) {
         return false;
     }
     $values = $this->extend('augmentValidURLSegment');
     if (count($values) && !min($values)) {
         return false;
     }
     return true;
 }
 /**
  * This acts the same as {@link Controller::handleRequest()}, but if an action cannot be found this will attempt to
  * fall over to a child controller in order to provide functionality for nested URLs.
  *
  * @return SS_HTTPResponse
  */
 public function handleRequest(SS_HTTPRequest $request)
 {
     $child = null;
     $action = $request->param('Action');
     // If nested URLs are enabled, and there is no action handler for the current request then attempt to pass
     // control to a child controller. This allows for the creation of chains of controllers which correspond to a
     // nested URL.
     if ($action && SiteTree::nested_urls() && !$this->hasAction($action)) {
         // See ModelAdController->getNestedController() for similar logic
         Translatable::disable_locale_filter();
         // look for a page with this URLSegment
         $child = DataObject::get_one('SiteTree', sprintf("\"ParentID\" = %s AND \"URLSegment\" = '%s'", $this->ID, Convert::raw2sql($action)));
         Translatable::enable_locale_filter();
         // if we can't find a page with this URLSegment try to find one that used to have
         // that URLSegment but changed. See ModelAsController->getNestedController() for similiar logic.
         if (!$child) {
             $child = ModelAsController::find_old_page($action, $this->ID);
             if ($child) {
                 $response = new SS_HTTPResponse();
                 $params = $request->getVars();
                 if (isset($params['url'])) {
                     unset($params['url']);
                 }
                 $response->redirect(Controller::join_links($child->Link(Controller::join_links($request->param('ID'), $request->param('OtherID'))), $params ? '?' . http_build_query($params) : null), 301);
                 return $response;
             }
         }
     }
     // we found a page with this URLSegment.
     if ($child) {
         $request->shiftAllParams();
         $request->shift();
         $response = ModelAsController::controller_for($child)->handleRequest($request);
     } else {
         // If a specific locale is requested, and it doesn't match the page found by URLSegment,
         // look for a translation and redirect (see #5001). Only happens on the last child in
         // a potentially nested URL chain.
         if ($request->getVar('locale') && $this->dataRecord && $this->dataRecord->Locale != $request->getVar('locale')) {
             $translation = $this->dataRecord->getTranslation($request->getVar('locale'));
             if ($translation) {
                 $response = new SS_HTTPResponse();
                 $response->redirect($translation->Link(), 301);
                 throw new SS_HTTPResponse_Exception($response);
             }
         }
         Director::set_current_page($this->data());
         $response = parent::handleRequest($request);
         Director::set_current_page(null);
     }
     return $response;
 }