Nested URL's

adds nested URL functionality to SilverStripe and Sapphire.

Note: Theres a newer, changing version available here

Diff: (see below to download)

trunk/sapphire/core/control/Director.php
 	static $test_servers = array();
 	
 	static protected $environment_type;
+	
+	protected static $fullUrl;
 
 	/** 
 	 * Sets the site mode (if it is the public site or the cms), 
 	 */
 	function direct($url) {
 		if(isset($_GET['debug_profile'])) Profiler::mark("Director","direct");
+		self::$fullUrl = $url;
 		$controllerObj = Director::getControllerForURL($url);
 		
 		if(is_string($controllerObj) && substr($controllerObj,0,9) == 'redirect:') {
 		
 		return false;
 	}
+	
+	/**
+	 * Returns the full URL as requested
+	 *
+	 * @return string
+	 */
+	public static function getUrl(){
+		return self::$fullUrl == '/' ? RootURLController::get_homepage_urlsegment() : self::$fullUrl;
+	}
 
 	/**
 	 * @deprecated use isDev() instead

trunk/sapphire/core/control/ContentController.php
 	public function __construct($dataRecord) {
 		$this->dataRecord = $dataRecord;
 		$this->failover = $this->dataRecord;
+		
+		//So we have the correct Page ID
+		$this->dataRecord->setCurrentPageID($this->dataRecord->ID);
+		
+		//And the correct Section IDs
+		$currentSections = array();
+		$nextID = $this->dataRecord->ID;
+		while($nextID) {
+			$currentSections[] = $nextID;
+			$nextID = DB::query("SELECT ParentID FROM SiteTree WHERE ID = $nextID")->value();
+		}
+		
+		$this->dataRecord->setCurrentPageIDs($currentSections);
 
 		parent::__construct();
 	}

trunk/sapphire/core/control/ModelAsController.php
 	}
 
 	public function getNestedController() {
-		if($this->urlParams['URLSegment']) {
-			$SQL_URLSegment = Convert::raw2sql($this->urlParams['URLSegment']);
-			if (Translatable::is_enabled()) {
-				$child = Translatable::get_one("SiteTree", "URLSegment = '$SQL_URLSegment'");
-			} else {
-				$child = DataObject::get_one("SiteTree", "URLSegment = '$SQL_URLSegment'");
-			}
-			if(!$child) {
-				$child = $this->get404Page();
-			}
+		//strip lead and end slashes
+		$url = preg_replace(array('/^\//', '/\/$/'), '', Director::getUrl());
+		$segments = explode('/', $url);
 		
-			if($child) {
-				if(isset($_REQUEST['debug'])) Debug::message("Using record #$child->ID of type $child->class with URL {$this->urlParams['URLSegment']}");
-				
-				$controllerClass = "{$child->class}_Controller";
-	
-				if($this->urlParams['Action'] && ClassInfo::exists($controllerClass.'_'.$this->urlParams['Action'])) {
-					$controllerClass = $controllerClass.'_'.$this->urlParams['Action'];	
+		$SQL_URLSegment = Convert::raw2sql($segments[0]);
+		if(Translatable::is_enabled()){
+			$model = Translatable::get_one('SiteTree', 'URLSegment = \'' . $SQL_URLSegment . '\'');
+		} else {
+			$model = DataObject::get_one('SiteTree', 'URLSegment = \'' . $SQL_URLSegment . '\'');
+		}			
+		
+		if($model){
+			
+			$segment = 1;
+			if(Translatable::is_enabled()){
+				while(isset($segments[$segment]) && $obj = Translatable::get_one('SiteTree', 'URLSegment = \'' . Convert::raw2sql($segments[$segment]) . 
+					'\' AND ParentID = ' . $model->ID)){
+					$model = $obj;
+					$segment++;
 				}
-	
-				if(ClassInfo::exists($controllerClass)) {
-					$controller = new $controllerClass($child);
-				} else {
-					$controller = $child;
+			} else {
+				while(isset($segments[$segment]) && $obj = DataObject::get_one('SiteTree', 'URLSegment = \'' . Convert::raw2sql($segments[$segment]) . 
+					'\' AND ParentID = ' . $model->ID)){
+					$model = $obj;
+					$segment++;
 				}
-				$controller->setURLParams($this->urlParams);
+			}
 			
-				return $controller;
-			} else {
-				return "The requested page couldn't be found.";
+			if(isset($_REQUEST['debug'])) Debug::message("Using record #$model->ID of type $model->class - routed from $url");
+			
+			$controllerClass = "{$model->class}_Controller";
+			
+			$segment--;
+			foreach($this->urlParams as $key=>$param){
+				$this->urlParams[$key] = isset($segments[$segment]) ? $segments[$segment] : NULL;
+				$segment++;
 			}
 			
+			if($this->urlParams['Action'] && ClassInfo::exists($controllerClass.'_'.$this->urlParams['Action'])) {
+				$controllerClass = $controllerClass.'_'.$this->urlParams['Action'];	
+			}
+			
+			$controller = ClassInfo::exists($controllerClass) ? new $controllerClass($model) : $model;
+			$controller->setURLParams($this->urlParams);
+			
+			return $controller;
 		} else {
-			user_error("ModelAsController not geting a URLSegment.  It looks like the site isn't redirecting to home", E_USER_ERROR);
+			$model = $this->get404Page();
 		}
 	}
 	

trunk/sapphire/core/model/SiteTree.php
 			}
 		}
 	}
+	
+	/**
+	 * Set the curent page ID
+	 *
+	 * @param int ID
+	 * @return void
+	 */
+	public function setCurrentPageID($id){
+		self::$currentPageID = (int) $id;
+	}
+	
+	/**
+	 * Sets the current Section IDs
+	 *
+	 * @param array $sections
+	 * @return void
+	 */
+	public function setCurrentPageIDs($sections){
+		self::$currentSectionIDs = $sections;
+	}
 
 
 	/**
 					),
 					$tabMeta = new Tab('Meta-data',
 						new FieldGroup(_t('SiteTree.URL', "URL"),
-							new LabelField("http://www.yoursite.com/"),
+							new LabelField("http://www.yoursite.com/" . $this->getURLBase()),
 							//new TextField("URLSegment",""),
 							new UniqueRestrictedTextField("URLSegment",
 								"URLSegment",
 		return $classes;
 	}
 
+	/**
+	 * Overrides URLSegment, returns the URL Segment along with all nested
+	 * parent information
+	 * 
+	 * @return string
+	 */
+	public function getURLSegment(){
+		//if in CMS mode we need only the editable part
+		if(Director::get_site_mode() == 'cms') return $this->getField('URLSegment');
+		
+		return $this->getURLBase() . $this->getField('URLSegment');
+	}
+	
+	/**
+	 * Returns the nested URL for this SiteTree, without the actual URLSegment
+	 *
+	 * @return string
+	 */
+	public function getURLBase(){
+		$model = $this;
+		$urlChain = '';
+		while($model = $model->getParent()) $urlChain = $model->getField('URLSegment') . '/' . $urlChain;
+		
+		return $urlChain;
+	}
 }
 ?>

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