Get rid of the "You must be logged in..." errors. Just redirect the user to the login page.

application/modules/auth/models/UserModel.php

@@ -96,7 +96,7 @@ class Auth_UserModel extends Unl_Model {
 	{
 		$username = Zend_Auth::getInstance()->getIdentity();
 		if (!$username) {
-			throw new Exception('You must be logged in to view this page.');
+			self::authenticateUser(TRUE);
 		}
 		
 		return self::findByUsername($username);
@@ -405,6 +405,39 @@ class Auth_UserModel extends Unl_Model {
         $db->query($sql);
     }
     
+    /**
+     * If the user is not currently logged in, calling this will attempt to log them in
+     * and if $required is TRUE, additionally redirect them to the login page.
+     * @param bool $required
+     */
+    static public function authenticateUser($required = FALSE)
+    {
+        $redirectUri = $_SERVER['REQUEST_URI'];
+        $baseUrl = Zend_Controller_Front::getInstance()->getBaseUrl();
+        $redirectUri = substr($redirectUri, strlen($baseUrl));
+        
+        $authSession = new Zend_Session_Namespace('Auth_IndexController');
+        $authSession->referer = $redirectUri;
+        
+        
+        if ($_SERVER['HTTPS'] == 'on') {
+            $serviceUrl = 'https://';
+        } else {
+            $serviceUrl = 'http://';
+        }
+        $serviceUrl .= $_SERVER['SERVER_NAME'] . Zend_Controller_Front::getInstance()->getBaseUrl() . '/auth/index/validate';
+        
+        $casAdapter = new Unl_Auth_Adapter_Cas($serviceUrl, 'https://login.unl.edu/cas');
+        if (!$required) {
+        	$casAdapter->setGateway();
+        }
+        
+        if ($casAdapter->isTicketExpired() || !Zend_Auth::getInstance()->hasIdentity()) {
+            header('Location: ' . $casAdapter->getLoginUrl());
+            exit;
+        }
+    }
+    
     public function __toString()
     {
         return $this->getFirstName() . ' ' . $this->getLastName();

application/modules/requests/controllers/IndexController.php

@@ -16,7 +16,6 @@ class Requests_IndexController extends App_Controller_Action
 	 */
 	public function indexAction()
 	{
-		$this->_authorize->requireLogin();
 		$in = $this->getRequest()->getParams();
 
 		$user = Auth_UserModel::findCurrentUser();

library/App/Controller/Action.php

@@ -35,29 +35,6 @@ class App_Controller_Action extends Unl_Controller_Action
     		return;
     	}
     	
-    	
-    	
-    	// Do a passive authentication check
-    	$redirectUri = $_SERVER['REQUEST_URI'];
-        $baseUrl = Zend_Controller_Front::getInstance()->getBaseUrl();
-        $redirectUri = substr($redirectUri, strlen($baseUrl));
-        
-        $authSession = new Zend_Session_Namespace('Auth_IndexController');
-        $authSession->referer = $redirectUri;
-        
-        
-        if ($_SERVER['HTTPS'] == 'on') {
-            $serviceUrl = 'https://';
-        } else {
-            $serviceUrl = 'http://';
-        }
-        $serviceUrl .= $_SERVER['SERVER_NAME'] . Zend_Controller_Front::getInstance()->getBaseUrl() . '/auth/index/validate';
-        
-        $casAdapter = new Unl_Auth_Adapter_Cas($serviceUrl, 'https://login.unl.edu/cas', $this->_getParam('ticket'));
-        $casAdapter->setGateway();
-        
-        if ($casAdapter->isTicketExpired()) {
-            $this->_redirect($casAdapter->getLoginUrl());
-        }
+    	Auth_UserModel::authenticateUser();
     }
 }