- Added new constants in config/constants.php:

- LANG_SESSION_ACTIVE_LANGUAGES
        - LANG_SESSION_CURRENT_LANGUAGE
- Added new functions in helper hlp_language_helper:
        - setUserLanguage
        - getDBActiveLanguages
        - getActiveLanguages
- Adapted code to make use of them
- Added new controller controllers/widgets/Language

application/controllers/widgets/Language.php

@@ -0,0 +1,31 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ * This controller is used to set the current language for a user
+ * It is part of the Language Switcher Widget
+ */
+class Language extends FHC_Controller
+{
+	/**
+	 * Calls the parent's constructor
+	 */
+	public function __construct()
+    {
+        parent::__construct();
+    }
+
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 *
+	 */
+	public function setSessionLanguage()
+	{
+		$language = $this->input->post('language');
+
+		$this->outputJson(setUserLanguage($language));
+	}
+}