PHP路由代码

浏览数：27 / 时间：2015年06月09日

<?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(){
         
    }
}