API CHANGE: Revamped CMSMenu system to not instantiate any objects, so that _config.php doesn't get fskd

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/branches/2.3@66264 467b73ca-7a2a-4603-9d3b-597d59a354a9

code/AssetAdmin.php

@@ -44,10 +44,6 @@ class AssetAdmin extends LeftAndMain {
 		'UploadForm',
 		'deleteUnusedThumbnails' => 'ADMIN'
 	);
-
-	public function getMenuTitle() {
-		return _t('LeftAndMain.FILESIMAGES', 'Files & Images', PR_HIGH, 'Menu title');
-	}
 	
 	/**
 	 * Return fake-ID "root" if no ID is found (needed to upload files into the root-folder)

code/CMSMain.php

@@ -108,10 +108,6 @@ class CMSMain extends LeftAndMain implements CurrentPageIdentifier, PermissionPr
 		Requirements::javascript(CMS_DIR . '/javascript/CMSMain_right.js');
 	}
 	
-	public function getMenuTitle() {
-		return _t('LeftAndMain.SITECONTENT', 'Site Content', PR_HIGH, 'Menu title');
-	}	
-	
 	/**
 	 * If this is set to true, the "switchView" context in the
 	 * template is shown, with links to the staging and publish site.

code/CMSMenu.php

@@ -5,7 +5,7 @@
  * @package cms
  * @subpackage content
  */
-class CMSMenu extends Object implements Iterator
+class CMSMenu extends Object implements Iterator, i18nEntityProvider
 {
 
 	protected static $menu_items = array();
@@ -21,7 +21,6 @@ class CMSMenu extends Object implements Iterator
 		}
 		return true;
 	}
-
 	
 	/**
 	 * Add a LeftAndMain controller to the CMS menu.
@@ -32,25 +31,35 @@ class CMSMenu extends Object implements Iterator
 	 *			when the item is removed. Functionality needed in {@link Director}.
 	 */	
 	public static function add_controller($controllerClass) {
-		$controller = singleton($controllerClass);
+		// Get static bits
+		$urlBase = eval("return $controllerClass::\$url_base;");
+		$urlSegment = eval("return $controllerClass::\$url_segment;");
+		$urlRule = eval("return $controllerClass::\$url_rule;");
+		$urlPriority = eval("return $controllerClass::\$url_priority;");
+		$menuPriority = eval("return $controllerClass::\$menu_priority;");
 
-		$link = $controller->Link();
-		if(substr($link,-1) == '/') $link = substr($link,0,-1);
-		$subRule = $controller->stat('url_rule', true);
-		if($subRule[0] == '/') $subRule = substr($subRule,1);
-		$rule = $link . '//' . $subRule;
-		
-		Director::addRules($controller->stat('url_priority', true), array(
+		// Don't add menu items defined the old way
+		if($urlSegment === null) return;
+
+		$link = Controller::join_links($urlBase,$urlSegment) . '/';
+
+		// Make director rule
+		if($urlRule[0] == '/') $urlRule = substr($urlRule,1);
+		$rule = $link . '/' . $urlRule; // the / will combine with the / on the end of $link to make a //
+		Director::addRules($urlPriority, array(
 			$rule => $controllerClass
-			
 		));
 		
+		
+		// Add menu item
+		$defaultTitle = LeftAndMain::menu_title_for_class($controllerClass);
+		$menuTitle = _t('LeftAndMain.' . strtoupper($controllerClass) . '_MENU', $defaultTitle);
 		return self::add_menu_item(
 			$controllerClass, 
-			$controller->getMenuTitle(), 
-			$controller->Link(), 
+			$menuTitle, 
+			$link, 
 			$controllerClass,
-			$controller->stat('menu_priority')
+			$menuPriority
 		);
 	}
 	
@@ -183,12 +192,7 @@ class CMSMenu extends Object implements Iterator
 			$classReflection = new ReflectionClass($className);
 			if(!$classReflection->isInstantiable() || 'LeftAndMain' == $className) {
 				unset($subClasses[$key]);
-			} else {
-				if(singleton($className)->getMenuTitle() == '') {
-					unset($subClasses[$key]);
-				}
-			}
-			
+			}			
 		}
 		return $subClasses;
 	}
@@ -213,6 +217,18 @@ class CMSMenu extends Object implements Iterator
 	public function valid() {
 		return (bool)self::current();
 	}
-	
+
+	/**
+	 * Provide menu titles to the i18n entity provider
+	 */
+	function provideI18nEntities() {
+		$cmsClasses = self::get_cms_classes();
+		$entities = array();
+		foreach($cmsClasses as $cmsClass) {
+			$defaultTitle = LeftAndMain::menu_title_for_class($cmsClass);
+			$entities['LeftAndMain.' . strtoupper($cmsClass) . '_MENU'] = array($defaultTitle, PR_HIGH, 'Menu title');
+		}
+		return $entities;
+	}
 }
 ?>

code/CommentAdmin.php

@@ -29,10 +29,6 @@ class CommentAdmin extends LeftAndMain {
 		Requirements::css(CMS_DIR . 'css/CommentAdmin.css');
 	}
 	
-	public function getMenuTitle() {
-		return _t('LeftAndMain.COMMENTS', 'Comments', PR_HIGH, 'Menu title');
-	}	
-	
 	public function showtable($params) {
 	    return $this->getLastFormIn($this->renderWith('CommentAdmin_right'));
 	}

code/LeftAndMain.php

@@ -18,7 +18,7 @@ class LeftAndMain extends Controller {
 	 *
 	 * @var string $url_base
 	 */
-	protected static $url_base = "admin";
+	static $url_base = "admin";
 	
 	static $url_segment;
 	
@@ -212,13 +212,14 @@ class LeftAndMain extends Controller {
 	}
 	
 	/**
-	 * Override {@link getMenuTitle} in child classes to make the menu title translatable for that class.
-	 * Uses {@link $menu_title} if present, otherwise falls back to the classname without the "Admin" suffix.
-	 *
-	 * @return string
+	 * Returns the menu title for the given LeftAndMain subclass.
+	 * Implemented static so that we can get this value without instantiating an object.
+	 * Menu title is *not* internationalised.
 	 */
-	public function getMenuTitle() {
-		return ($this->stat('menu_title')) ? $this->stat('menu_title') : preg_replace('/Admin$/', '', $this->class);
+	static function menu_title_for_class($class) {
+		$title = eval("return $class::\$menu_title;");
+		if(!$title) $title = preg_replace('/Admin$/', '', $class);
+		return $title;
 	}
 
 	public function show($params) {
@@ -305,10 +306,9 @@ class LeftAndMain extends Controller {
 		
 			// already set in CMSMenu::populate_menu(), but from a static pre-controller
 			// context, so doesn't respect the current user locale in _t() calls - as a workaround,
-			// we simply call getMenuTitle() again if we're dealing with a controller
+			// we simply call LeftAndMain::menu_title_for_class() again if we're dealing with a controller
 			if($menuItem->controller) {
-				$controllerObj = singleton($menuItem->controller);
-				$title = $controllerObj->getMenuTitle();
+				$title = LeftAndMain::menu_title_for_class($menuItem->controller);
 			} else {
 				$title = $menuItem->title;
 			}
@@ -327,6 +327,10 @@ class LeftAndMain extends Controller {
 	}
 
 
+	public function CMSTopMenu() {
+		return $this->renderWith(array('CMSTopMenu_alternative','CMSTopMenu'));
+	}
+
   /**
    * Return a list of appropriate templates for this class, with the given suffix
    */

code/ReportAdmin.php

@@ -41,10 +41,6 @@ class ReportAdmin extends LeftAndMain {
 		}
 	}
 	
-	public function getMenuTitle() {
-		return _t('LeftAndMain.REPORTS', 'Reports', PR_HIGH, 'Menu title');
-	}
-	
 	/**
 	 * Return a DataObjectSet of SSReport subclasses
 	 * that are available for use.

code/SecurityAdmin.php

@@ -258,10 +258,6 @@ class SecurityAdmin extends LeftAndMain implements PermissionProvider {
 			return DataObject::get_by_id("Member", Session::get('currentMember'));
 	}
 
-	public function getMenuTitle() {
-		return _t('LeftAndMain.SECURITY', 'Security', PR_HIGH, 'Menu title');
-	}
-	
 	function providePermissions() {
 		return array(
 			'EDIT_PERMISSIONS' => _t('SecurityAdmin.EDITPERMISSIONS', 'Edit permissions and IP addresses on each group'),

templates/LeftAndMain.ss

@@ -12,7 +12,7 @@
 	<div id="Loading" style="background: #FFF url($LoadingImage) 50% 50% no-repeat; position: absolute;z-index: 100000;height: 100%;width: 100%;margin: 0;padding: 0;z-index: 100000;position: absolute;"><% _t('LOADING','Loading...',PR_HIGH) %><noscript><h1><% _t('REQUIREJS','The CMS requires that you have JavaScript enabled.',PR_HIGH) %></h1></noscript></div>
 
 	<div id="top">
-		<% include CMSTopMenu %>	
+		$CMSTopMenu
 	</div><div id="left" style="float:left">
 		$Left
 	

tests/CMSMenuTest.php

@@ -17,7 +17,6 @@ class CMSMenuTest extends SapphireTest implements TestOnly {
 		$menuItems = CMSMenu::get_menu_items();
 		$menuItem = $menuItems['CMSMain'];
 		$this->assertType('CMSMenuItem', $menuItem, 'Controller menu item is of class CMSMenuItem');
-		$this->assertEquals($menuItem->title, singleton('CMSMain')->getMenuTitle(), 'Controller menu item has the correct title');
 		$this->assertEquals($menuItem->url, singleton('CMSMain')->Link(), 'Controller menu item has the correct link');
 		$this->assertEquals($menuItem->controller, 'CMSMain', 'Controller menu item has the correct controller class');
 		$this->assertEquals($menuItem->priority, singleton('CMSMain')->stat('menu_priority'), 'Controller menu item has the correct priority');				
@@ -55,7 +54,6 @@ class CMSMenuTest extends SapphireTest implements TestOnly {
 		CMSMenu::populate_menu();
 		$menuItem = CMSMenu::get_menu_item('CMSMain');
 		$this->assertType('CMSMenuItem', $menuItem, 'CMSMain menu item exists');
-		$this->assertEquals($menuItem->title, singleton('CMSMain')->getMenuTitle(), 'Menu item has the correct title');
 		$this->assertEquals($menuItem->url, singleton('CMSMain')->Link(), 'Menu item has the correct link');
 		$this->assertEquals($menuItem->controller, 'CMSMain', 'Menu item has the correct controller class');
 		$this->assertEquals(