thinkphp/library/think/route/AliasRule.php

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------

namespace think\route;

use think\Route;

class AliasRule extends Domain
{
    /**
     * 架构函数
     * @access public
     * @param  Route             $router 路由实例
     * @param  RuleGroup         $parent 上级对象
     * @param  string            $name   路由别名
     * @param  string            $route  路由绑定
     * @param  array             $option 路由参数
     */
    public function __construct(Route $router, RuleGroup $parent, $name, $route, $option = [])
    {
        $this->router = $router;
        $this->parent = $parent;
        $this->name   = $name;
        $this->route  = $route;
        $this->option = $option;
    }

    /**
     * 检测路由别名
     * @access public
     * @param  Request      $request  请求对象
     * @param  string       $url      访问地址
     * @param  bool         $completeMatch   路由是否完全匹配
     * @return Dispatch|false
     */
    public function check($request, $url, $completeMatch = false)
    {
        if ($dispatch = $this->checkCrossDomain($request)) {
            // 允许跨域
            return $dispatch;
        }

        // 检查参数有效性
        if (!$this->checkOption($this->option, $request)) {
            return false;
        }

        list($action, $bind) = array_pad(explode('|', $url, 2), 2, '');

        if (isset($this->option['allow']) && !in_array($action, $this->option['allow'])) {
            // 允许操作
            return false;