diff -r 5e7a0fedabdf -r 877f952ae2bd web/lib/Zend/Tool/Project/Provider/Layout.php
--- a/web/lib/Zend/Tool/Project/Provider/Layout.php	Thu Mar 21 17:31:31 2013 +0100
+++ b/web/lib/Zend/Tool/Project/Provider/Layout.php	Thu Mar 21 19:50:53 2013 +0100
@@ -15,9 +15,9 @@
  * @category   Zend
  * @package    Zend_Tool
  * @subpackage Framework
- * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
- * @version    $Id: Layout.php 20785 2010-01-31 09:43:03Z mikaelkael $
+ * @version    $Id: Layout.php 24593 2012-01-05 20:35:02Z matthew $
  */
 
 /**
@@ -28,82 +28,113 @@
 /**
  * @category   Zend
  * @package    Zend_Tool
- * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @copyright  Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_Tool_Project_Provider_Layout extends Zend_Tool_Project_Provider_Abstract implements Zend_Tool_Framework_Provider_Pretendable
 {
-    
+       /**
+        * @var string Layout path
+        */
+       protected $_layoutPath = 'APPLICATION_PATH "/layouts/scripts/"';
+
     public static function createResource(Zend_Tool_Project_Profile $profile, $layoutName = 'layout')
     {
         $applicationDirectory = $profile->search('applicationDirectory');
         $layoutDirectory = $applicationDirectory->search('layoutsDirectory');
-        
+
         if ($layoutDirectory == false) {
             $layoutDirectory = $applicationDirectory->createResource('layoutsDirectory');
         }
-        
+
         $layoutScriptsDirectory = $layoutDirectory->search('layoutScriptsDirectory');
-        
+
         if ($layoutScriptsDirectory == false) {
             $layoutScriptsDirectory = $layoutDirectory->createResource('layoutScriptsDirectory');
         }
-        
+
         $layoutScriptFile = $layoutScriptsDirectory->search('layoutScriptFile', array('layoutName' => 'layout'));
 
         if ($layoutScriptFile == false) {
             $layoutScriptFile = $layoutScriptsDirectory->createResource('layoutScriptFile', array('layoutName' => 'layout'));
         }
-        
+
         return $layoutScriptFile;
     }
-    
+
     public function enable()
     {
         $profile = $this->_loadProfile(self::NO_PROFILE_THROW_EXCEPTION);
-        
+
         $applicationConfigResource = $profile->search('ApplicationConfigFile');
 
         if (!$applicationConfigResource) {
             throw new Zend_Tool_Project_Exception('A project with an application config file is required to use this provider.');
         }
-        
+
         $zc = $applicationConfigResource->getAsZendConfig();
-        
-        if (isset($zc->resources) && isset($zf->resources->layout)) {
+
+        if (isset($zc->resources) && isset($zc->resources->layout)) {
             $this->_registry->getResponse()->appendContent('A layout resource already exists in this project\'s application configuration file.');
             return;
         }
-        
-        $layoutPath = 'APPLICATION_PATH "/layouts/scripts/"';
-        
+
         if ($this->_registry->getRequest()->isPretend()) {
             $this->_registry->getResponse()->appendContent('Would add "resources.layout.layoutPath" key to the application config file.');
         } else {
-            $applicationConfigResource->addStringItem('resources.layout.layoutPath', $layoutPath, 'production', false);
-            $applicationConfigResource->create(); 
+            $applicationConfigResource->addStringItem('resources.layout.layoutPath', $this->_layoutPath, 'production', false);
+            $applicationConfigResource->create();
+
+            $this->_registry->getResponse()->appendContent('A layout entry has been added to the application config file.');
             
             $layoutScriptFile = self::createResource($profile);
-            
-            $layoutScriptFile->create();
-            
-            $this->_registry->getResponse()->appendContent(
-                'Layouts have been enabled, and a default layout created at ' 
-                . $layoutScriptFile->getPath()
-                );
-                
-            $this->_registry->getResponse()->appendContent('A layout entry has been added to the application config file.');
+            if (!$layoutScriptFile->exists()) {
+                $layoutScriptFile->create();
+                $this->_registry->getResponse()->appendContent(
+                    'A default layout has been created at '
+                    . $layoutScriptFile->getPath()
+                    );
+
+            }
+
+            $this->_storeProfile();
         }
-        
-       
-        
     }
-    
+
     public function disable()
     {
-        // @todo
+        $profile = $this->_loadProfile(self::NO_PROFILE_THROW_EXCEPTION);
+
+        $applicationConfigResource = $this->_getApplicationConfigResource($profile);
+        $zc = $applicationConfigResource->getAsZendConfig();
+
+        if (isset($zc->resources) && !isset($zc->resources->layout)) {
+            $this->_registry->getResponse()->appendContent('No layout configuration exists in application config file.');
+            return;
+        }
+
+        if ($this->_registry->getRequest()->isPretend()) {
+            $this->_registry->getResponse()->appendContent('Would remove "resources.layout.layoutPath" key from the application config file.');
+        } else {
+
+            // Remove the resources.layout.layoutPath directive from application config
+            $applicationConfigResource->removeStringItem('resources.layout.layoutPath', $this->_layoutPath, 'production', false);
+            $applicationConfigResource->create();
+
+            // Tell the user about the good work we've done
+            $this->_registry->getResponse()->appendContent('Layout entry has been removed from the application config file.');
+
+            $this->_storeProfile();
+        }
+     }
+
+    protected function _getApplicationConfigResource(Zend_Tool_Project_Profile $profile)
+    {
+        $applicationConfigResource = $profile->search('ApplicationConfigFile');
+        if (!$applicationConfigResource) {
+            throw new Zend_Tool_Project_Exception('A project with an application config file is required to use this provider.');
+        }
+
+        return $applicationConfigResource;
     }
-    
-    
-    
 }