From 9d58121205ef885f87797c77486c5de7658caedb Mon Sep 17 00:00:00 2001
From: nate <nate@cakephp.org>
Date: Thu, 13 Dec 2007 07:03:59 +0000
Subject: [PATCH] Removing trailing slash from normalized URLs in
 AuthComponent, moving AuthComponent::_normalizeURL() to Router::normalize(),
 refactoring (Ticket #3042)

git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@6145 3807eeeb-6ff5-0310-8944-8be069107fe0
---
 cake/libs/controller/components/auth.php      | 34 +++----------------
 cake/libs/router.php                          | 26 ++++++++++++++
 cake/tests/cases/dispatcher.test.php          |  2 +-
 .../libs/controller/components/auth.test.php  |  6 ++--
 cake/tests/cases/libs/router.test.php         | 16 +++++++++
 5 files changed, 51 insertions(+), 33 deletions(-)

diff --git a/cake/libs/controller/components/auth.php b/cake/libs/controller/components/auth.php
index ae761ee12..b3e2481da 100644
--- a/cake/libs/controller/components/auth.php
+++ b/cake/libs/controller/components/auth.php
@@ -282,8 +282,8 @@ class AuthComponent extends Object {
 			$url = $controller->params['url']['url'];
 		}
 
-		$this->loginAction = $this->_normalizeURL($this->loginAction);
-		if ($this->loginAction == $this->_normalizeURL($url)) {
+		$this->loginAction = Router::normalize($this->loginAction);
+		if ($this->loginAction == Router::normalize($url)) {
 			if (empty($controller->data) || !isset($controller->data[$this->userModel])) {
 				if (!$this->Session->check('Auth.redirect') && env('HTTP_REFERER')) {
 					$this->Session->write('Auth.redirect', $controller->referer());
@@ -574,7 +574,7 @@ class AuthComponent extends Object {
 		$this->Session->del($this->sessionKey);
 		$this->Session->del('Auth.redirect');
 		$this->_loggedIn = false;
-		return $this->_normalizeURL($this->logoutRedirect);
+		return Router::normalize($this->logoutRedirect);
 	}
 /**
  * Get the current user from the session.
@@ -614,13 +614,13 @@ class AuthComponent extends Object {
 			$redir = $this->Session->read('Auth.redirect');
 			$this->Session->delete('Auth.redirect');
 
-			if ($this->_normalizeURL($redir) == $this->loginAction) {
+			if (Router::normalize($redir) == $this->loginAction) {
 				$redir = $this->loginRedirect;
 			}
 		} else {
 			$redir = $this->loginRedirect;
 		}
-		return $this->_normalizeURL($redir);
+		return Router::normalize($redir);
 	}
 /**
  * Validates a user against an abstract object.
@@ -794,29 +794,5 @@ class AuthComponent extends Object {
 			$this->Session->del('Auth.redirect');
 		}
 	}
-/**
- * Normalizes a URL
- *
- * @param string $url URL to normalize
- * @return string Normalized URL
- * @access protected
- */
-	function _normalizeURL($url = '/') {
-		if (is_array($url)) {
-			$url = Router::url($url);
-		}
-
-		$paths = Router::getPaths();
-		if (!empty($paths['base']) && stristr($url, $paths['base'])) {
-			$url = str_replace($paths['base'], '', $url);
-		}
-
-		$url = '/' . $url . '/';
-
-		while (strpos($url, '//') !== false) {
-			$url = str_replace('//', '/', $url);
-		}
-		return $url;
-	}
 }
 ?>
\ No newline at end of file
diff --git a/cake/libs/router.php b/cake/libs/router.php
index b6e21a44d..2a7395ddd 100644
--- a/cake/libs/router.php
+++ b/cake/libs/router.php
@@ -572,6 +572,9 @@ class Router extends Object {
 		if ($current) {
 			return $_this->__paths[count($_this->__paths) - 1];
 		}
+		if (!isset($_this->__paths[0])) {
+			return array('base' => null);
+		}
 		return $_this->__paths[0];
 	}
 /**
@@ -1010,6 +1013,29 @@ class Router extends Object {
 		}
 		return $out;
 	}
+/**
+ * Normalizes a URL for purposes of comparison
+ *
+ * @param mixed $url URL to normalize
+ * @return string Normalized URL
+ * @access public
+ */
+	function normalize($url = '/') {
+		if (is_array($url)) {
+			$url = Router::url($url);
+		}
+		$paths = Router::getPaths();
+
+		if (!empty($paths['base']) && stristr($url, $paths['base'])) {
+			$url = str_replace($paths['base'], '', $url);
+		}
+		$url = '/' . $url;
+
+		while (strpos($url, '//') !== false) {
+			$url = str_replace('//', '/', $url);
+		}
+		return preg_replace('/(\/$)/', '', $url);
+	}
 /**
  * Returns the route matching the current request URL.
  *
diff --git a/cake/tests/cases/dispatcher.test.php b/cake/tests/cases/dispatcher.test.php
index ae1666652..5c312e198 100644
--- a/cake/tests/cases/dispatcher.test.php
+++ b/cake/tests/cases/dispatcher.test.php
@@ -639,7 +639,7 @@ class DispatcherTest extends UnitTestCase {
 		$expected = 'add';
 		$this->assertIdentical($controller->action, $expected);
 
-		$expected = array('param'=>'value', 'param2'=>'value2');
+		$expected = array('param' => 'value', 'param2' => 'value2');
 		$this->assertEqual($controller->params['named'], $expected);
 
 
diff --git a/cake/tests/cases/libs/controller/components/auth.test.php b/cake/tests/cases/libs/controller/components/auth.test.php
index d0d326569..6261c99cf 100644
--- a/cake/tests/cases/libs/controller/components/auth.test.php
+++ b/cake/tests/cases/libs/controller/components/auth.test.php
@@ -270,7 +270,7 @@ class AuthTest extends CakeTestCase {
  		$this->Controller->Auth->userModel = 'AuthUser';
 		$this->Controller->Auth->loginRedirect = array('controller' => 'pages', 'action' => 'display', 'welcome');
 		$this->Controller->Auth->startup($this->Controller);
-		$expected = $this->Controller->Auth->_normalizeURL($this->Controller->Auth->loginRedirect);
+		$expected = Router::normalize($this->Controller->Auth->loginRedirect);
 		$this->assertEqual($expected, $this->Controller->Auth->redirect());
 
 		$this->Controller->Session->del('Auth');
@@ -280,7 +280,7 @@ class AuthTest extends CakeTestCase {
  		$this->Controller->Auth->userModel = 'AuthUser';
 		$this->Controller->Auth->loginRedirect = null;
 		$this->Controller->Auth->startup($this->Controller);
-		$expected = $this->Controller->Auth->_normalizeURL('admin/');
+		$expected = Router::normalize('admin/');
 		$this->assertTrue($this->Controller->Session->check('Message.auth'));
 		$this->assertEqual($expected, $this->Controller->Auth->redirect());
 
@@ -299,7 +299,7 @@ class AuthTest extends CakeTestCase {
  		$this->Controller->Auth->userModel = 'AuthUser';
 		$this->Controller->Auth->loginRedirect = false;
 		$this->Controller->Auth->startup($this->Controller);
-		$expected = $this->Controller->Auth->_normalizeURL('admin');
+		$expected = Router::normalize('admin');
 		$this->assertEqual($expected, $this->Controller->Auth->redirect());
 
 		$_SERVER['HTTP_REFERER'] = $backup;
diff --git a/cake/tests/cases/libs/router.test.php b/cake/tests/cases/libs/router.test.php
index 5038db260..69894b675 100644
--- a/cake/tests/cases/libs/router.test.php
+++ b/cake/tests/cases/libs/router.test.php
@@ -123,6 +123,22 @@ class RouterTest extends UnitTestCase {
 		$this->assertEqual($result, array('pass' => array(), 'named' => array(), 'plugin' => '', 'controller' => 'posts', 'action' => 'add'));
 	}
 
+	function testUrlNormalization() {
+		$expected = '/users/logout';
+
+		$result = $this->router->normalize('/users/logout/');
+		$this->assertEqual($result, $expected);
+
+		$result = $this->router->normalize('//users//logout//');
+		$this->assertEqual($result, $expected);
+
+		$result = $this->router->normalize('users/logout');
+		$this->assertEqual($result, $expected);
+
+		$result = $this->router->normalize(array('controller' => 'users', 'action' => 'logout'));
+		$this->assertEqual($result, $expected);
+	}
+
 	function testUrlGeneration() {
 		$this->router->reload();
 		extract($this->router->getNamedExpressions());