PHP路由代码

<?php

/**

 * 路由

 * @author 角度 QQ:1286522207

 *

 */

class Dispatcher extends Action {

    private $url;

    private $config;

    function __construct(){

        $this->routerCheck();

    }

    /**

     * 路由检测

     */

    function routerCheck(){

        global $config;

        $this->config=$config;

        $suffix=$this->config['URL_HTML_SUFFIX'];

        //  获取当前路由参数对应的变量

        $paths = (array_filter(explode('/',trim(preg_replace('/.'.$suffix.'$/','',$_SERVER['PHP_SELF']),'/'))));

        if ($this->config['URL_PATHINFO_MODEL']==1){

            define('__URL__','/'.$paths[0].'/');

        }elseif ($this->config['URL_PATHINFO_MODEL']==2){

            define('__URL__','/');

        }

        if (empty($paths[1])){

            $paths[1]='index';

        }

        if (empty($paths[2])){

            $paths[2]='index';

        }

        if (empty($paths[3])){

            $paths[3]='index';

        }

        $this->Action($paths);

    }

    /**

     * 实例化操作

     */

    function Action($paths){

        if ($paths[1]==$this->config['TMPL_ADMIN_PATH']){

            include APP_PATH.'/'.$this->config['TMPL_ADMIN_PATH'].'/commonAction.php';

            $A=APP_PATH.'/'.$paths[1]."/".$paths[2]."Action.class.php";

            $b=$paths[2];

            @$c=$paths[3];

        }else {

            $A=APP_PATH."/Action/".$paths[1]."Action.class.php";

            $b=$paths[1];

            $c=$paths[2];

        }

        if (is_file($A)){

            include $A;

            $action=$b."Action";

            @$controller = new $action();

            if(method_exists($controller, $c)){

                $controller->$c();

            }else {

                exit('方法不在');

            }

        }else {

            exit('类不在');

        }

 

    }

    /**

     * 解析为$_GET全局变量

     */

    function pathinfo(){

        $pathinfo=(array_filter(explode('/',$this->url)));

        $count=count($pathinfo);

        for($foo=1;$foo<$count;$foo+=2){

            $_GET[$pathinfo[$foo]]=($foo+2)==$count?array_shift(explode('.',$pathinfo[$foo+1])):$pathinfo[$foo+1];

        }

    }

    /**

     * 重排数组

     * @param unknown_type $array

     */

    function Reorder($array){

        $i=0;

        foreach ($array as $row){

            $a[$i++]=$row;

        }

        return $a;

    }

    function __destruct(){

         

    }

}