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<?php |
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// +---------------------------------------------------------------------- |
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// | ThinkPHP [ WE CAN DO IT JUST THINK ] |
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// +---------------------------------------------------------------------- |
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// | Copyright (c) 2006~2023 http://thinkphp.cn All rights reserved. |
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// +---------------------------------------------------------------------- |
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 ) |
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// +---------------------------------------------------------------------- |
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// | Author: liu21st <[email protected]> |
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// +---------------------------------------------------------------------- |
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declare(strict_types=1); |
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namespace think\route\dispatch; |
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use think\exception\HttpException; |
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use think\helper\Str; |
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use think\Request; |
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use think\route\Rule; |
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/** |
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* Url Dispatcher |
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*/ |
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class Url extends Controller |
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{ |
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public function __construct(Request $request, Rule $rule, $dispatch) |
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{ |
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$this->request = $request; |
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$this->rule = $rule; |
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// 解析默认的URL规则 |
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$dispatch = $this->parseUrl($dispatch); |
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parent::__construct($request, $rule, $dispatch, $this->param); |
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} |
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/** |
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* 解析URL地址 |
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* @access protected |
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* @param string $url URL |
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* @return array |
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*/ |
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protected function parseUrl(string $url): array |
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{ |
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$depr = $this->rule->config('pathinfo_depr'); |
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$bind = $this->rule->getRouter()->getDomainBind(); |
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if ($bind && preg_match('/^[a-z]/is', $bind)) { |
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$bind = str_replace('/', $depr, $bind); |
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// 如果有域名绑定 |
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$url = $bind . (!str_ends_with($bind, '.') ? $depr : '') . ltrim($url, $depr); |
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} |
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$path = $this->rule->parseUrlPath($url); |
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if (empty($path)) { |
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return [null, null]; |
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} |
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// 解析控制器 |
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$controller = !empty($path) ? array_shift($path) : null; |
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if ($controller && !preg_match('/^[A-Za-z0-9][\w|\.]*$/', $controller)) { |
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throw new HttpException(404, 'controller not exists:' . $controller); |
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} |
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// 解析操作 |
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$action = !empty($path) ? array_shift($path) : null; |
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$var = []; |
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// 解析额外参数 |
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if ($path) { |
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preg_replace_callback('/(\w+)\|([^\|]+)/', function ($match) use (&$var) { |
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$var[$match[1]] = strip_tags($match[2]); |
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}, implode('|', $path)); |
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} |
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$panDomain = $this->request->panDomain(); |
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if ($panDomain && $key = array_search('*', $var)) { |
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// 泛域名赋值 |
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$var[$key] = $panDomain; |
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} |
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// 设置当前请求的参数 |
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$this->param = $var; |
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// 封装路由 |
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$route = [$controller, $action]; |
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if ($this->hasDefinedRoute($route)) { |
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throw new HttpException(404, 'invalid request:' . str_replace('|', $depr, $url)); |
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} |
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return $route; |
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} |
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/** |
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* 检查URL是否已经定义过路由 |
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* @access protected |
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* @param array $route 路由信息 |
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* @return bool |
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*/ |
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protected function hasDefinedRoute(array $route): bool |
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{ |
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[$controller, $action] = $route; |
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// 检查地址是否被定义过路由 |
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$name = strtolower(Str::studly($controller) . '/' . $action); |
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$host = $this->request->host(true); |
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$method = $this->request->method(); |
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if ($this->rule->getRouter()->getName($name, $host, $method)) { |
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return true; |
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} |
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return false; |
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} |
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} |
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