Clean up some warning messages.

application/modules/requests/controllers/IndexController.php

@@ -187,18 +187,22 @@ class Requests_IndexController extends App_Controller_Action
 			$roleId = $role['role']->getId();
 			$session->requestOrder[$roleId] = array();
 			$session->requestOrder[$roleId]['normal'];
-			foreach ($role['requests'] as $request) {
-                $requestId = $request['request']->getId();
-                $session->requestOrder[$roleId]['normal'][] = $requestId;
-                if ($request['request']->isEditable()) {
-                	$session->editableRequests[] = $requestId;
-                }
+			if (Unl_Util::isArray($role['requests'])) {
+				foreach ($role['requests'] as $request) {
+	                $requestId = $request['request']->getId();
+	                $session->requestOrder[$roleId]['normal'][] = $requestId;
+	                if ($request['request']->isEditable()) {
+	                	$session->editableRequests[] = $requestId;
+	                }
+				}
 			}
             $session->requestOrder[$roleId]['watching'];
-			foreach ($role['watchingRequests'] as $request) {
-                $requestId = $request['request']->getId();
-                $session->requestOrder[$roleId]['watching'][] = $requestId;
-			}
+            if (Unl_Util::isArray($role['watchingRequests'])) {
+				foreach ($role['watchingRequests'] as $request) {
+	                $requestId = $request['request']->getId();
+	                $session->requestOrder[$roleId]['watching'][] = $requestId;
+				}
+            }
 		}
 	}