fix null checks

invalid username should probably do something; perhaps handled in view

controllers/AnimelistController.php

@@ -16,6 +16,10 @@ class AnimeListController extends \lithium\action\Controller {
 	public function view($username, $sort = "all")
 	{
 		$user = User::find('first', array('conditions' => compact('username')));
+		if ($user == NULL)
+		{
+			return;
+		}
 
 		$watching = array();
 		$paused = array();
@@ -23,9 +27,6 @@ class AnimeListController extends \lithium\action\Controller {
 		$planning = array();
 		$finished = array();
 		
-		//The anime list comes back as a DocumentArray, so we can
-		//parse through them with a foreach
-		//For each entry,
 		foreach($user->animelist as $entry)
 		{
 			//Sort it based on status
@@ -63,46 +64,30 @@ class AnimeListController extends \lithium\action\Controller {
 		}
 	}
 
-	//Ensure the correct user here 
 	public function add($id = null)
 	{
-		//If id is null,
-		if ('id' == null) {
-			//Redirect them to the search page
+		if (!is_numeric($id)) {
 			return $this->redirect('Animelist::addsearch');
 		}
 
-		//Find the requested anime
 		$anime = Anime::find('first', array('conditions' => array('special_id' => $id)));
 		$entry = null;
 
-
-		//If data was submitted
 		if ($this->request->data)
 		{
-			//Create an entry with the data
 			$entry = Entry::create($this->request->data);
-		
-
-			//Get the current user
 			$user = Auth::check('default');
 			$username = $user['username'];
-
-			//Break the tags into an array
 			if (isset($this->request->data['tags']))
 			{
 				$entry->my_tags = explode(',', $this->request->data['tags']);
 				unset($this->request->data['tags']);
 			}
-
 			if($entry->add($username))
 			{
-
-				//Redirect the user to their anime list
 				return $this->redirect("/animelist/view/$username");	
 			}
 		}
-
 		return compact('entry', 'anime'); 
 	}
 
@@ -118,5 +103,4 @@ class AnimeListController extends \lithium\action\Controller {
 		}
 	}
 
-
-}
+}