ACC SHELL

<?php
	// Author: Jakub Macek, CZ; Copyright: Poski.com s.r.o.; Code is 100% my work. Do not copy.
	
	class Router
	{
		const TYPE_EQUALS = 0;
		const TYPE_REGEX = 1;

		public static $routes = array();
		public static $unused = array();

		public static function addE($pattern, $locale, $location, $template = null, $simple = false)
		{
			if ($locale != L)
				return;
			$args = array();
			if ($locale !== null)
				$args['page.locale'] = $locale;
			if ($location !== null)
				$args['page.location'] = $location;
			if ($simple !== null)
				$args['page.simple'] = $simple;
			if ($template !== null)
				$args['template'] = $template;
			self::add(self::TYPE_EQUALS, $pattern, $args);
		}
		
		public static function addR($pattern, $locale, $location, $template = null, $options = array())
		{
			if ($locale != L)
				return;
			$args = array();
			if ($locale !== null)
				$args['page.locale'] = $locale;
			if ($location !== null)
				$args['page.location'] = $location;
			if ($template !== null)
				$args['template'] = $template;
			self::add(self::TYPE_REGEX, $pattern, $args, $options);
		}

		public static function add($type, $pattern, $args = array(), $options = array())
		{
			$item = array(
				'type' => $type,
				'pattern' => $pattern,
				'args' => $args,
				'options' => $options,
			);
			self::$routes[$pattern] = $item;
			self::$unused[$pattern] = $item;
		}

		public static function process($restart = false)
		{
			if ($restart)
				self::$unused = self::$routes;

			$result = null;
			foreach (self::$unused as $route)
			{
				if (page()->location)
					$ok = (page()->location == @$route['args']['page.location']);
				else
				{
					$ok = false;
					$matches = array();
					if ($route['type'] == self::TYPE_EQUALS)
						$ok = ($route['pattern'] == page()->URL);
					if ($route['type'] == self::TYPE_REGEX)
						$ok = (boolean) preg_match('~^'.$route['pattern'].'$~', page()->URL, $matches);
				}
				if ($ok)
				{
					foreach ($route['args'] as $k => $v)
						if ($k == 'template')
							View::frame($v);
						else
							Application::setG($k, $v);
					foreach ($route['options'] as $k => $v)
						$_REQUEST[$v] = @$matches[$k+1];
					page()->location();
					$result = $route;
					break;
				}
			}

			self::$unused = array();
			return $result;
		}

		public static function find($location, $options = null)
		{
			if ($options === null)
			{
				$result = array();
				foreach (self::$routes as $route)
					if (isset($route['args']['page.location']) && ($route['args']['page.location'] == $location))
						$result[] = $route;
				return $result;
			}
			else
				foreach (self::$routes as $route)
					if (isset($route['args']['page.location']) && ($route['args']['page.location'] == $location))
						if (array_keys($options) == $route['options'])
							return self::prepare($route, $options);
			return null;
		}

		public static function prepare($route, $options = array())
		{
			$url = $route['pattern'];
			$opts = $route['options'];
			while ($opt = array_shift($opts))
			{
				$l = strpos($url, '(');
				$r = strpos($url, ')');
				if (($l !== false) && ($r !== false))
					$url = substr_replace($url, @$options[$opt], $l, $r - $l + 1);
			}
			$url = Event::e('router.prepare.after')->call(array('route' => $route), $url, true);
			$route['link'] = $url;
			return $route;
		}

		public static function urlRelative($location, $options = array(), $fallback = null)
		{
			$route = self::find($location, $options);
			if (!$route)
			{
				if ($fallback === null)
					$fallback = '('.$location . ')';
				return $fallback;
			}
			return $route['link'];
		}

		public static function url($location, $options = array(), $fallback = null)
		{
			$route = self::find($location, $options);
			if (!$route)
			{
				if ($fallback === null)
					$fallback = '('.$location . ')';
				return $fallback;
			}
			return LPATH.$route['link'];
		}
		
		public static function urlGeneric($location, $options = array(), $fallback = null)
		{
			$routes = self::find($location, null);
			if (!$routes)
			{
				if ($fallback === null)
					$fallback = '('.$location . ')';
				return $fallback;
			}
			foreach ($routes as $route) // HACK will take only first
			{
				$route = self::prepare($route, $options);
				return LPATH.$route['link'];
			}
		}
		
		public static function linkToCurrent()
		{
			$result = explode('?', $_SERVER['REQUEST_URI']);
			if (isset($result[1]))
			{
				$result[1] = U::urlParametersToArray($result[1]);
				foreach (array('page.viewstate', 'page.panel', 'page_viewstate', 'page_panel') as $k)
					unset($result[1][$k]);
				if ($temp0 = page()->viewstate)
					$result[1]['page.viewstate'] = $temp0;
				$result[1] = U::arrayToUrlParameters($result[1]);
			}
			$result = implode('?', $result);
			return $result;
		}
	}
?>