check logged Character for NULL

models/AvatarsModel.inc

@@ -0,0 +1,62 @@
+<?php
+
+	/**
+	 * The Legend of Z
+	 *
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 * @copyright	2014 Heinrich-Heine-Universität Düsseldorf
+	 * @license	http://www.gnu.org/licenses/gpl.html
+	 * @link	https://bitbucket.org/coderkun/the-legend-of-z
+	 */
+	
+	namespace hhu\z\models;
+	
+	
+	/**
+	 * Model to interact with Avatars-tables.
+	 * 
+	 * @author	Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+	 */
+	class AvatarsModel extends \hhu\z\Model
+	{
+		
+		
+		
+		
+		/**
+		 * Construct a new AvatarsModel.
+		 */
+		public function __construct()
+		{
+			parent::__construct();
+		}
+		
+		
+		
+		
+		/**
+		 * Get an Avatar by its ID
+		 * 
+		 * @param	int	$avatarId	ID of Avatar
+		 * @return	array			Avatar data
+		 */
+		public function getAvatarById($avatarId)
+		{
+			$data = $this->db->query(
+				'SELECT id, charactertype_id, xplevel_id, avatarpicture_id, small_avatarpicture_id '.
+				'FROM avatars '.
+				'WHERE id = ?',
+				'i',
+				$avatarId
+			);
+			if(!empty($data)) {
+				return $data[0];
+			}
+			
+			
+			return null;
+		}
+		
+	}
+
+?>