create Component to handle data for Questtypes between different Quest states

controllers/components/QuesttypedataComponent.inc

@@ -0,0 +1,89 @@
+<?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\controllers\components;
+    
+    
+    /**
+     * Component to handle data for Questtypes between different Quest states.
+     * 
+     * @author    Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
+     */
+    class QuesttypedataComponent extends \nre\core\Component
+    {
+        /**
+         * Session key
+         * 
+         * @var string
+         */
+        const SESSION_KEY = 'questtypes';
+
+
+
+
+        /**
+         * Construct a new QuesttypesData-component.
+         */
+        public function __construct()
+        {
+            // Construct session place
+            if(!array_key_exists(self::SESSION_KEY, $_SESSION)) {
+                $_SESSION[self::SESSION_KEY] = array();
+            }
+        }
+
+
+
+
+        /**
+         * Set data with a key-value pair.
+         * 
+         * @param   int     $questId    ID of Quest to set data for
+         * @param   mixed   $key        Key
+         * @param   mixed   $value      Value
+         */
+        public function set($questId, $key, $value)
+        {
+            // Construct array
+            if(!array_key_exists($questId, $_SESSION[self::SESSION_KEY])) {
+                $_SESSION[self::SESSION_KEY][$questId] = array();
+            }
+
+            // Set data
+            $_SESSION[self::SESSION_KEY][$questId][$key] = $value;
+        }
+
+
+        /**
+         * Get data by a key.
+         * 
+         * @param   int     $questId    ID of Quest to set data for
+         * @param   mixed   $key        Key
+         * @return  mixed               Value
+         */
+        public function get($questId, $key)
+        {
+            // Check array
+            if(!array_key_exists($questId, $_SESSION[self::SESSION_KEY])) {
+                return null;
+            }
+            if(!array_key_exists($key, $_SESSION[self::SESSION_KEY][$questId])) {
+                return null;
+            }
+
+
+            // Return data
+            return $_SESSION[self::SESSION_KEY][$questId][$key];
+        }
+
+    }
+
+?>