From 6d5cc010394b6d28c9292fc67d2756ff82438da7 Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Wed, 17 Oct 2012 18:22:17 +0200
Subject: [PATCH] Added isInternalURL() to ApplicationHandler

---
 .../application/ApplicationHandler.class.php  | 38 ++++++++++++++++++-
 1 file changed, 37 insertions(+), 1 deletion(-)

diff --git a/wcfsetup/install/files/lib/system/application/ApplicationHandler.class.php b/wcfsetup/install/files/lib/system/application/ApplicationHandler.class.php
index 66f8f3c411..d8a6b556b1 100644
--- a/wcfsetup/install/files/lib/system/application/ApplicationHandler.class.php
+++ b/wcfsetup/install/files/lib/system/application/ApplicationHandler.class.php
@@ -2,12 +2,13 @@
 namespace wcf\system\application;
 use wcf\system\cache\CacheHandler;
 use wcf\system\SingletonFactory;
+use wcf\util\StringUtil;
 
 /**
  * Handles multi-application environments.
  * 
  * @author	Alexander Ebert
- * @copyright	2001-20121 WoltLab GmbH
+ * @copyright	2001-2012 WoltLab GmbH
  * @license	GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  * @package	com.woltlab.wcf
  * @subpackage	system.application
@@ -20,6 +21,12 @@ class ApplicationHandler extends SingletonFactory {
 	 */	
 	protected $cache = null;
 	
+	/**
+	 * list of page URLs
+	 * @var	array<string>
+	 */
+	protected $pageURLs = array();
+	
 	/**
 	 * Initializes cache.
 	 */
@@ -137,4 +144,33 @@ class ApplicationHandler extends SingletonFactory {
 		
 		return null;
 	}
+	
+	/**
+	 * Returns true, if given $url is an internal URL.
+	 * 
+	 * @param	string		$url
+	 * @return	boolean
+	 */
+	public function isInternalURL($url) {
+		if (empty($this->pageURLs)) {
+			foreach ($this->getApplications() as $application) {
+				$this->pageURLs[] = $application->getPageURL();
+			}
+			
+			if (defined('PAGE_URLS') && PAGE_URLS != '') {
+				$pageURLs = explode("\n", StringUtil::unifyNewlines(PAGE_URLS));
+				foreach ($pageURLs as $url) {
+					$this->pageURLs[] = StringUtil::trim($url);
+				}
+			}
+		}
+		
+		foreach ($this->pageURLs as $pageURL) {
+			if (stripos($url, $pageURL) === 0) {
+				return true;
+			}
+		}
+		
+		return false;
+	}
 }
-- 
2.20.1