518 lines
15 KiB
PHP
518 lines
15 KiB
PHP
<?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) 2006~2021 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 <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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declare (strict_types = 1);
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namespace think\route;
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use think\App;
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use think\Route;
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/**
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* 路由地址生成
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*/
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class Url
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{
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/**
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* 应用对象
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* @var App
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*/
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protected $app;
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/**
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* 路由对象
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* @var Route
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*/
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protected $route;
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/**
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* URL变量
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* @var array
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*/
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protected $vars = [];
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/**
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* 路由URL
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* @var string
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*/
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protected $url;
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/**
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* URL 根地址
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* @var string
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*/
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protected $root = '';
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/**
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* HTTPS
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* @var bool
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*/
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protected $https;
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/**
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* URL后缀
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* @var string|bool
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*/
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protected $suffix = true;
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/**
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* URL域名
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* @var string|bool
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*/
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protected $domain = false;
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/**
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* 架构函数
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* @access public
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* @param string $url URL地址
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* @param array $vars 参数
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*/
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public function __construct(Route $route, App $app, string $url = '', array $vars = [])
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{
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$this->route = $route;
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$this->app = $app;
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$this->url = $url;
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$this->vars = $vars;
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}
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/**
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* 设置URL参数
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* @access public
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* @param array $vars URL参数
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* @return $this
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*/
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public function vars(array $vars = [])
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{
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$this->vars = $vars;
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return $this;
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}
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/**
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* 设置URL后缀
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* @access public
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* @param string|bool $suffix URL后缀
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* @return $this
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*/
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public function suffix($suffix)
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{
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$this->suffix = $suffix;
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return $this;
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}
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/**
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* 设置URL域名（或者子域名）
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* @access public
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* @param string|bool $domain URL域名
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* @return $this
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*/
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public function domain($domain)
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{
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$this->domain = $domain;
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return $this;
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}
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/**
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* 设置URL 根地址
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* @access public
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* @param string $root URL root
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* @return $this
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*/
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public function root(string $root)
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{
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$this->root = $root;
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return $this;
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}
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/**
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* 设置是否使用HTTPS
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* @access public
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* @param bool $https
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* @return $this
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*/
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public function https(bool $https = true)
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{
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$this->https = $https;
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return $this;
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}
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/**
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* 检测域名
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* @access protected
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* @param string $url URL
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* @param string|true $domain 域名
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* @return string
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*/
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protected function parseDomain(string &$url, $domain): string
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{
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if (!$domain) {
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return '';
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}
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$request = $this->app->request;
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$rootDomain = $request->rootDomain();
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if (true === $domain) {
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// 自动判断域名
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$domain = $request->host();
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$domains = $this->route->getDomains();
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if (!empty($domains)) {
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$routeDomain = array_keys($domains);
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foreach ($routeDomain as $domainPrefix) {
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if (0 === strpos($domainPrefix, '*.') && strpos($domain, ltrim($domainPrefix, '*.')) !== false) {
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foreach ($domains as $key => $rule) {
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$rule = is_array($rule) ? $rule[0] : $rule;
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if (is_string($rule) && false === strpos($key, '*') && 0 === strpos($url, $rule)) {
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$url = ltrim($url, $rule);
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$domain = $key;
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// 生成对应子域名
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if (!empty($rootDomain)) {
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$domain .= $rootDomain;
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}
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break;
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} elseif (false !== strpos($key, '*')) {
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if (!empty($rootDomain)) {
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$domain .= $rootDomain;
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}
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break;
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}
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}
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}
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}
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}
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} elseif (false === strpos($domain, '.') && 0 !== strpos($domain, $rootDomain)) {
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$domain .= '.' . $rootDomain;
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}
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if (false !== strpos($domain, '://')) {
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$scheme = '';
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} else {
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$scheme = $this->https || $request->isSsl() ? 'https://' : 'http://';
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}
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return $scheme . $domain;
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}
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/**
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* 解析URL后缀
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* @access protected
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* @param string|bool $suffix 后缀
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* @return string
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*/
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protected function parseSuffix($suffix): string
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{
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if ($suffix) {
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$suffix = true === $suffix ? $this->route->config('url_html_suffix') : $suffix;
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if (is_string($suffix) && $pos = strpos($suffix, '|')) {
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$suffix = substr($suffix, 0, $pos);
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}
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}
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return (empty($suffix) || 0 === strpos($suffix, '.')) ? (string) $suffix : '.' . $suffix;
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}
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/**
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* 直接解析URL地址
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* @access protected
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* @param string $url URL
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* @param string|bool $domain Domain
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* @return string
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*/
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protected function parseUrl(string $url, &$domain): string
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{
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$request = $this->app->request;
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if (0 === strpos($url, '/')) {
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// 直接作为路由地址解析
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$url = substr($url, 1);
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} elseif (false !== strpos($url, '\\')) {
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// 解析到类
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$url = ltrim(str_replace('\\', '/', $url), '/');
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} elseif (0 === strpos($url, '@')) {
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// 解析到控制器
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$url = substr($url, 1);
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} elseif ('' === $url) {
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$url = $request->controller() . '/' . $request->action();
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} else {
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$controller = $request->controller();
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$path = explode('/', $url);
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$action = array_pop($path);
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$controller = empty($path) ? $controller : array_pop($path);
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$url = $controller . '/' . $action;
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}
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return $url;
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}
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/**
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* 分析路由规则中的变量
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* @access protected
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* @param string $rule 路由规则
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* @return array
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*/
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protected function parseVar(string $rule): array
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{
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// 提取路由规则中的变量
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$var = [];
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if (preg_match_all('/<\w+\??>/', $rule, $matches)) {
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foreach ($matches[0] as $name) {
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$optional = false;
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if (strpos($name, '?')) {
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$name = substr($name, 1, -2);
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$optional = true;
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} else {
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$name = substr($name, 1, -1);
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}
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$var[$name] = $optional ? 2 : 1;
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}
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}
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return $var;
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}
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/**
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* 匹配路由地址
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* @access protected
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* @param array $rule 路由规则
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* @param array $vars 路由变量
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* @param mixed $allowDomain 允许域名
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* @return array
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*/
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protected function getRuleUrl(array $rule, array &$vars = [], $allowDomain = ''): array
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{
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$request = $this->app->request;
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if (is_string($allowDomain) && false === strpos($allowDomain, '.')) {
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$allowDomain .= '.' . $request->rootDomain();
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}
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$port = $request->port();
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foreach ($rule as $item) {
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$url = $item['rule'];
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$pattern = $this->parseVar($url);
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$domain = $item['domain'];
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$suffix = $item['suffix'];
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if ('-' == $domain) {
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$domain = is_string($allowDomain) ? $allowDomain : $request->host(true);
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}
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if (is_string($allowDomain) && $domain != $allowDomain) {
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continue;
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}
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if ($port && !in_array($port, [80, 443])) {
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$domain .= ':' . $port;
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}
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if (empty($pattern)) {
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return [rtrim($url, '?-'), $domain, $suffix];
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}
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$type = $this->route->config('url_common_param');
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$keys = [];
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foreach ($pattern as $key => $val) {
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if (isset($vars[$key])) {
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$url = str_replace(['[:' . $key . ']', '<' . $key . '?>', ':' . $key, '<' . $key . '>'], $type ? (string) $vars[$key] : urlencode((string) $vars[$key]), $url);
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$keys[] = $key;
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$url = str_replace(['/?', '-?'], ['/', '-'], $url);
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$result = [rtrim($url, '?-'), $domain, $suffix];
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} elseif (2 == $val) {
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$url = str_replace(['/[:' . $key . ']', '[:' . $key . ']', '<' . $key . '?>'], '', $url);
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$url = str_replace(['/?', '-?'], ['/', '-'], $url);
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$result = [rtrim($url, '?-'), $domain, $suffix];
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} else {
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$result = null;
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$keys = [];
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break;
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}
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}
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$vars = array_diff_key($vars, array_flip($keys));
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if (isset($result)) {
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return $result;
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}
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}
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return [];
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}
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/**
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* 生成URL地址
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* @access public
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* @return string
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*/
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public function build()
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{
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// 解析URL
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$url = $this->url;
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$suffix = $this->suffix;
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$domain = $this->domain;
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$request = $this->app->request;
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$vars = $this->vars;
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if (0 === strpos($url, '[') && $pos = strpos($url, ']')) {
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// [name] 表示使用路由命名标识生成URL
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$name = substr($url, 1, $pos - 1);
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$url = 'name' . substr($url, $pos + 1);
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}
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if (false === strpos($url, '://') && 0 !== strpos($url, '/')) {
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$info = parse_url($url);
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$url = !empty($info['path']) ? $info['path'] : '';
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if (isset($info['fragment'])) {
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// 解析锚点
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$anchor = $info['fragment'];
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if (false !== strpos($anchor, '?')) {
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// 解析参数
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[$anchor, $info['query']] = explode('?', $anchor, 2);
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}
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if (false !== strpos($anchor, '@')) {
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// 解析域名
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[$anchor, $domain] = explode('@', $anchor, 2);
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}
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} elseif (strpos($url, '@') && false === strpos($url, '\\')) {
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// 解析域名
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[$url, $domain] = explode('@', $url, 2);
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}
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}
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if ($url) {
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$checkName = isset($name) ? $name : $url . (isset($info['query']) ? '?' . $info['query'] : '');
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$checkDomain = $domain && is_string($domain) ? $domain : null;
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$rule = $this->route->getName($checkName, $checkDomain);
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if (empty($rule) && isset($info['query'])) {
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$rule = $this->route->getName($url, $checkDomain);
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// 解析地址里面参数 合并到vars
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parse_str($info['query'], $params);
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$vars = array_merge($params, $vars);
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unset($info['query']);
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}
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}
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if (!empty($rule) && $match = $this->getRuleUrl($rule, $vars, $domain)) {
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// 匹配路由命名标识
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$url = $match[0];
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if ($domain && !empty($match[1])) {
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$domain = $match[1];
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}
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if (!is_null($match[2])) {
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$suffix = $match[2];
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}
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} elseif (!empty($rule) && isset($name)) {
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throw new \InvalidArgumentException('route name not exists:' . $name);
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} else {
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// 检测URL绑定
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$bind = $this->route->getDomainBind($domain && is_string($domain) ? $domain : null);
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if ($bind && 0 === strpos($url, $bind)) {
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$url = substr($url, strlen($bind) + 1);
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} else {
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$binds = $this->route->getBind();
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foreach ($binds as $key => $val) {
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if (is_string($val) && 0 === strpos($url, $val) && substr_count($val, '/') > 1) {
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$url = substr($url, strlen($val) + 1);
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$domain = $key;
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break;
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}
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}
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}
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// 路由标识不存在 直接解析
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$url = $this->parseUrl($url, $domain);
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if (isset($info['query'])) {
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// 解析地址里面参数 合并到vars
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parse_str($info['query'], $params);
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$vars = array_merge($params, $vars);
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}
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}
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// 还原URL分隔符
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$depr = $this->route->config('pathinfo_depr');
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$url = str_replace('/', $depr, $url);
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$file = $request->baseFile();
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if ($file && 0 !== strpos($request->url(), $file)) {
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$file = str_replace('\\', '/', dirname($file));
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}
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$url = rtrim($file, '/') . '/' . $url;
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// URL后缀
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if ('/' == substr($url, -1) || '' == $url) {
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$suffix = '';
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} else {
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$suffix = $this->parseSuffix($suffix);
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}
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// 锚点
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$anchor = !empty($anchor) ? '#' . $anchor : '';
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// 参数组装
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if (!empty($vars)) {
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// 添加参数
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if ($this->route->config('url_common_param')) {
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$vars = http_build_query($vars);
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$url .= $suffix . ($vars ? '?' . $vars : '') . $anchor;
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} else {
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foreach ($vars as $var => $val) {
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$val = (string) $val;
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if ('' !== $val) {
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$url .= $depr . $var . $depr . urlencode($val);
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}
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}
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$url .= $suffix . $anchor;
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}
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} else {
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$url .= $suffix . $anchor;
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}
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// 检测域名
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$domain = $this->parseDomain($url, $domain);
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// URL组装
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return $domain . rtrim($this->root, '/') . '/' . ltrim($url, '/');
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}
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public function __toString()
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{
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return $this->build();
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}
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public function __debugInfo()
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{
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return [
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'url' => $this->url,
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'vars' => $this->vars,
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'suffix' => $this->suffix,
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'domain' => $this->domain,
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];
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}
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}
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