<?php
/*
 * File: ratatoeskr/main.php
 * Initialize and launch Ratatöskr
 * 
 * License:
 * This file is part of Ratatöskr.
 * Ratatöskr is licensed unter the MIT / X11 License.
 * See "ratatoeskr/licenses/ratatoeskr" for more information.
 */

require_once(dirname(__FILE__) . "/config.php");
if(!CONFIG_FILLED_OUT)
	die("Config file not filled out!");

require_once(dirname(__FILE__) . "/sys/db.php");
require_once(dirname(__FILE__) . "/sys/models.php");
require_once(dirname(__FILE__) . "/sys/init_ste.php");
require_once(dirname(__FILE__) . "/sys/translation.php");
require_once(dirname(__FILE__) . "/sys/urlprocess.php");
require_once(dirname(__FILE__) . "/sys/plugin_api.php");
require_once(dirname(__FILE__) . "/frontend.php");
require_once(dirname(__FILE__) . "/backend.php");

$plugin_objs = array();

function ratatoeskr()
{
	global $ste;
	try
	{
		_ratatoeskr();
	}
	catch(Exception $e)
	{
		header("HTTP/1.1 500 Internal Server Error");
		$ste->vars["title"] = "500 Internal Server Error";
		if(__DEBUG__)
			$ste->vars["details"] = $e->__toString();
		echo $ste->exectemplate("/systemtemplates/error.html");
	}
}

function _ratatoeskr()
{
	global $backend_subactions, $ste, $url_handlers, $ratatoeskr_settings, $plugin_objs, $api_compat;
	
	$ts_start = microtime(True);
	
	session_start();
	db_connect();
	clean_database();
	
	if(isset($ratatoeskr_settings["debugmode"]) and $ratatoeskr_settings["debugmode"])
		define("__DEBUG__", True);
	
	if(PLUGINS_ENABLED)
	{
		$activeplugins = array_filter(Plugin::all(), function($plugin) { return $plugin->active; });
		foreach($activeplugins as $plugin)
		{
			if(!in_array($plugin->api, $api_compat))
			{
				$plugin->active = False;
				$plugin->save();
				continue;
			}
			
			eval($plugin->code);
			$plugin_obj = new $plugin->classname($plugin->get_id());
			if($plugin->update)
			{
				$plugin_obj->update();
				$plugin->update = False;
				$plugin->save();
			}
			$plugin_obj->init();
			$plugin_objs[$plugin->get_id()] = $plugin_obj;
		}
	}
	
	/* Register URL handlers */
	build_backend_subactions();
	register_url_handler("_default", "frontend_url_handler");
	register_url_handler("_index", "frontend_url_handler");
	register_url_handler("index", "frontend_url_handler");
	register_url_handler("backend", $backend_subactions);
	register_url_handler("_notfound", url_action_simple(function($data)
	{
		global $ste;
		header("HTTP/1.1 404 Not Found");
		$ste->vars["title"]   = "404 Not Found";
		$ste->vars["details"] = str_replace("[[URL]]", $_SERVER["REQUEST_URI"], (isset($translation) ? $translation["e404_details"] : "The page [[URL]] could not be found. Sorry."));
		echo $ste->exectemplate("/systemtemplates/error.html");
	}));
	
	$urlpath = explode("/", @$_GET["action"]);
	$rel_path_to_root = implode("/", array_merge(array("."), array_repeat("..", count($urlpath) - 1)));
	$GLOBALS["rel_path_to_root"] = $rel_path_to_root;
	$data = array("rel_path_to_root" => $rel_path_to_root);
	$ste->vars["rel_path_to_root"] = $rel_path_to_root;
	
	url_process($urlpath, $url_handlers, $data);
	
	if(PLUGINS_ENABLED)
	{
		foreach($plugin_objs as $plugin_obj)
			$plugin_obj->atexit();
	}
	$ratatoeskr_settings->save();
}

?>