farm/mazephp/.svn/pristine/21/2110b5f93fb490cbf8f18fe387c49802fc0e3088.svn-base

<?php namespace Maze\Http;

use Maze\Http\Output;
use Maze\Config\Load as Config;
use Maze\Config\Project;
use Maze\Routing\Uri;

class Url
{
	/**
     * config
     *
     * @var array
     */
    static public $config;

	/**
     * link
     * @param string $value
     *
     * @return array
     */
	static public function get($value = false, $project = false, $replace = false)
	{
		if($replace)
		{
			# 这里貌似暂时没啥用了。先保留吧。
			return str_replace('{'.$replace.'}', $value, Config::$global['host']['domain']);
		}
		
		if($value === false)
		{
			$value = Uri::$url ? Uri::$url : '';
		}
		
		if(strpos($value, 'http://') !== false)
		{
			return $value;
		}

		$host = '';
		if(strpos($value, '/') !== false && (strpos($value, '.') !== false || strpos($value, '--') !== false))
		{
			$temp = explode('/', $value);
			$config = Project::load($temp[0]);
			if($config)
			{
				$value = $temp[1];
				$project = $temp[0];
				$host = $config['url'];
			}
		}
		elseif($project)
		{
			$config = Project::load($project);
			if($config)
			{
				$host = $config['url'];
			}
		}
		
		$key = $value;

		if(isset(self::$config['url']) && isset(self::$config['url'][$key]))
		{
			return self::$config['url'][$key];
		}

		Config::get('route', $project);

		if(Config::$global['route'])
		{
			if(strpos($value, '?') !== false)
			{
				$arg = explode('?', $value);
				$value = $arg[0];
			}

			if($uri = array_search($value, Config::$global['route']))
			{
				$value = $uri;
			}
			if(isset($arg[1]) && $arg[1])
			{
				parse_str($arg[1], $out);

				$str = $pre = '';
				$i = 1;
				self::$config['link_key'] = self::$config['link_value'] = array();
				foreach($out as $k => $v)
				{
					if($i > 1)
					{
						$pre = '&';
					}
					$str .= $pre . $k . '=$' . $i;
					$i++;
					
					self::$config['link_key'][] = $k;
					self::$config['link_value'][] = $v;
				}
				
				self::$config['link_index'] = 0;

				$result = '';

				if($key = array_search($value . '?' . $str, Config::$global['route']))
				{
					$result = preg_replace_callback('/\(.*?\)/', 'self::link', $key);
				}

				if(!$result || $result == $value)
				{
					$value = $value . '?' . $arg[1];
				}
				else
				{
					$value = $result;
				}
			}
			else
			{
				$index = strpos($value, '?');
				if($index === false)
				{
					$value = preg_replace('/&/', '?', $value, 1);
				}
			}
		}

		if(!$host)
		{
			Config::get('host', $project);

			$host = Config::$global['host']['base'];
		}

		/*
		if(defined('MAZE_FRONT_HOST'))
		{
			$host = MAZE_FRONT_HOST;
		}
		elseif($project)
		{
			$host = $project;
		}
		else
		{
			$host = Config::$global['host']['base'];
		}
		*/

		return self::$config['url'][$key] = $host  . Uri::$type . $value;
	}

	static private function link($param)
	{
		if(isset($param[0]) && $param[0] && isset(self::$config['link_value']) && isset(self::$config['link_value'][self::$config['link_index']]))
		{
			/*
			link encode
			$config = Helper::config('link_encode');
			if($config && is_numeric(self::$config['link_value'][self::$config['link_index']]) && in_array(self::$config['link_key'][self::$config['link_index']], $config))
			{
				self::$config['link_value'][self::$config['link_index']] = link_encode(self::$config['link_value'][self::$config['link_index']]);
			}
			*/
			$param[0] = self::$config['link_value'][self::$config['link_index']];
		}
		self::$config['link_index']++;
		
		return $param[0];
	}

	/**
     * location
     * @param string $value
     *
     * @return mixed
     */
	static public function location($value, $type = 1)
	{
		if(strpos($value, 'http://') === false && strpos($value, 'https://') === false)
		{
			$value = self::get($value);
		}
		switch($type)
		{
			case 2 :
				$html = '<script>location.href="' . $value . '"</script>';
				Output::abert($html);
				die;
				break;

			default : 
				header('Location: ' . $value);
				die;
				break;
		}
	}
}