<?
require_once ("../lib/setting.inc.php");
require_once ("../lib/user.inc.php");
require_once ("../lib/history.inc.php");
require_once ("../lib/i18n.inc.php");


class SystemSettings
{
	private $status;
	private $values;
	private $group_number;
	private $group;
	private $name;


	public function __construct ()
	{
		session_id () || session_start ();
		
		$this->status = $this->status ();
	}
	
	//***************************
	// GETTER / SETTER
	//***************************
	public function __get ($name)
	{
		switch ($name) {
			case "dotId":
				return $_REQUEST['id'];
			case "is_admin":
				return User::get ("is_admin");
			default:
				return $this->$name;
		}
	}
	
	public function __set ($name, $value)
	{
	}

	private function status ()
	{
		$status = array ();
		
		$status['values'] = Setting::get ("system");
		
		$status['messages'] = array ();
		
		$status['questions']['trashHistory'] = I18n::tr ("edit", "system_settings/trash history?", "trash history?");
		$status['questions']['trashOffline'] = I18n::tr ("edit", "system_settings/trash offline?", "trash offline?");
		
		$ids = Setting::getIds ("system");
		$status['quickbar']['disabledButtons']['save'] = true;
		if (!History::getFirstUndo ($ids, "config", false)) {
			$status['quickbar']['disabledButtons']['undo'] = true;
		}
		if (!History::getFirstRedo ($ids, "config", false)) {
			$status['quickbar']['disabledButtons']['redo'] = true;
		}
		
		$status['statusbar']['value'] = "";	// Elementname, User, letzte Änderung,...
		if (User::get ("is_admin")) {
			$status['statusbar']['value'] .= "";
		}
		
		return $status;
	}
	
	public function value ($name)
	{
		if (isset ($this->status['values'][$name])) {
			return $this->status['values'][$name];
		} else {
			return "";
		}
	}
	
	public function trashHistory ()
	{
		History::del ("config");
		History::del ("i18n");
		History::del ("ticket");
		History::del ("timer");
		History::del ("user");
		History::create ("group");
		History::create ("element");
		
		$this->status['messages'][] = array ('type' => "ready", 'text' => I18n::tr ("edit", "system_settings/trash history completed", "trash history completed"));
	}
	
	public function trashOffline ()
	{
		$historyTime = Setting::get ("system", "historyTime");
		$deleteOldOffline = Setting::get ("system", "deleteOldOffline");
		Setting::set ("system", "historyTime", "0");
		Setting::set ("system", "deleteOldOffline", true);
		History::cleanUp (true);
		Setting::set ("system", "historyTime", $historyTime);
		Setting::set ("system", "deleteOldOffline", $deleteOldOffline);
		
		$this->status['messages'][] = array ('type' => "ready", 'text' => I18n::tr ("edit", "system_settings/trash offline completed", "trash offline completed"));
	}
	
	public function save ($values)
	{
		$history = new History ("config set");
		$history->groupStart ();
		foreach ($values as $name => $value) {
			Setting::set ("system", $name, $value);
			if ($name == "historyTime") {
				History::cleanUp (true);
			}
		}
		$history->groupEnd();
		$this->status = $this->status ();
	}

	public function undo ()
	{
		$ids = Setting::getIds ("system");
		if ($undo = History::getFirstUndo ($ids, "config", false)) {
			History::restore ($undo['id']);
			$this->status = $this->status ();
		}
	}

	public function redo ()
	{
		$ids = Setting::getIds ("system");
		if ($redo = History::getFirstRedo ($ids, "config", false)) {
			History::restore ($redo['id']);
			$this->status = $this->status ();
		}
	}

	public function message ($text)
	{
		return I18n::tr ("edit", "system_settings/$text", $text);
	}

	// Wandelt das gegebene Array/Text in eine Form um, die direkt einer JavaScript Variablen zugewiesen werden kann
	public function toJavaScript ($value)
	{
		if (is_array ($value)) {
			$values = array ();
			foreach ($value as $key => $val) {
				$values[] = "'$key':".$this->toJavaScript ($val);
			}
			return "{".implode (",", $values)."}";
		} else {
			$value = Database::escape ($value);
			return ($value===true) ? "true" : (($value===false) ? "false" : "'$value'");
		}
	}
}
?>