$app
$app : \think\App
应用对象
路由地址生成
$app : \think\App
应用对象
$route : \think\Route
路由对象
$vars : array
URL变量
$url : string
路由URL
$root : string
URL 根地址
$https : bool
HTTPS
$suffix : string|bool
URL后缀
$domain : string|bool
URL域名
<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006~2021 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);
namespace think\route;
use think\App;
use think\Route;
/**
* 路由地址生成
*/
class Url
{
/**
* 应用对象
* @var App
*/
protected $app;
/**
* 路由对象
* @var Route
*/
protected $route;
/**
* URL变量
* @var array
*/
protected $vars = [];
/**
* 路由URL
* @var string
*/
protected $url;
/**
* URL 根地址
* @var string
*/
protected $root = '';
/**
* HTTPS
* @var bool
*/
protected $https;
/**
* URL后缀
* @var string|bool
*/
protected $suffix = true;
/**
* URL域名
* @var string|bool
*/
protected $domain = false;
/**
* 架构函数
* @access public
* @param string $url URL地址
* @param array $vars 参数
*/
public function __construct(Route $route, App $app, string $url = '', array $vars = [])
{
$this->route = $route;
$this->app = $app;
$this->url = $url;
$this->vars = $vars;
}
/**
* 设置URL参数
* @access public
* @param array $vars URL参数
* @return $this
*/
public function vars(array $vars = [])
{
$this->vars = $vars;
return $this;
}
/**
* 设置URL后缀
* @access public
* @param string|bool $suffix URL后缀
* @return $this
*/
public function suffix($suffix)
{
$this->suffix = $suffix;
return $this;
}
/**
* 设置URL域名（或者子域名）
* @access public
* @param string|bool $domain URL域名
* @return $this
*/
public function domain($domain)
{
$this->domain = $domain;
return $this;
}
/**
* 设置URL 根地址
* @access public
* @param string $root URL root
* @return $this
*/
public function root(string $root)
{
$this->root = $root;
return $this;
}
/**
* 设置是否使用HTTPS
* @access public
* @param bool $https
* @return $this
*/
public function https(bool $https = true)
{
$this->https = $https;
return $this;
}
/**
* 检测域名
* @access protected
* @param string $url URL
* @param string|true $domain 域名
* @return string
*/
protected function parseDomain(string &$url, $domain): string
{
if (!$domain) {
return '';
}
$request = $this->app->request;
$rootDomain = $request->rootDomain();
if (true === $domain) {
// 自动判断域名
$domain = $request->host();
$domains = $this->route->getDomains();
if (!empty($domains)) {
$routeDomain = array_keys($domains);
foreach ($routeDomain as $domainPrefix) {
if (0 === strpos($domainPrefix, '*.') && strpos($domain, ltrim($domainPrefix, '*.')) !== false) {
foreach ($domains as $key => $rule) {
$rule = is_array($rule) ? $rule[0] : $rule;
if (is_string($rule) && false === strpos($key, '*') && 0 === strpos($url, $rule)) {
$url = ltrim($url, $rule);
$domain = $key;
// 生成对应子域名
if (!empty($rootDomain)) {
$domain .= $rootDomain;
}
break;
} elseif (false !== strpos($key, '*')) {
if (!empty($rootDomain)) {
$domain .= $rootDomain;
}
break;
}
}
}
}
}
} elseif (false === strpos($domain, '.') && 0 !== strpos($domain, $rootDomain)) {
$domain .= '.' . $rootDomain;
}
if (false !== strpos($domain, '://')) {
$scheme = '';
} else {
$scheme = $this->https || $request->isSsl() ? 'https://' : 'http://';
}
return $scheme . $domain;
}
/**
* 解析URL后缀
* @access protected
* @param string|bool $suffix 后缀
* @return string
*/
protected function parseSuffix($suffix): string
{
if ($suffix) {
$suffix = true === $suffix ? $this->route->config('url_html_suffix') : $suffix;
if (is_string($suffix) && $pos = strpos($suffix, '|')) {
$suffix = substr($suffix, 0, $pos);
}
}
return (empty($suffix) || 0 === strpos($suffix, '.')) ? (string) $suffix : '.' . $suffix;
}
/**
* 直接解析URL地址
* @access protected
* @param string $url URL
* @param string|bool $domain Domain
* @return string
*/
protected function parseUrl(string $url, &$domain): string
{
$request = $this->app->request;
if (0 === strpos($url, '/')) {
// 直接作为路由地址解析
$url = substr($url, 1);
} elseif (false !== strpos($url, '\\')) {
// 解析到类
$url = ltrim(str_replace('\\', '/', $url), '/');
} elseif (0 === strpos($url, '@')) {
// 解析到控制器
$url = substr($url, 1);
} elseif ('' === $url) {
$url = $request->controller() . '/' . $request->action();
} else {
$controller = $request->controller();
$path = explode('/', $url);
$action = array_pop($path);
$controller = empty($path) ? $controller : array_pop($path);
$url = $controller . '/' . $action;
}
return $url;
}
/**
* 分析路由规则中的变量
* @access protected
* @param string $rule 路由规则
* @return array
*/
protected function parseVar(string $rule): array
{
// 提取路由规则中的变量
$var = [];
if (preg_match_all('/<\w+\??>/', $rule, $matches)) {
foreach ($matches[0] as $name) {
$optional = false;
if (strpos($name, '?')) {
$name = substr($name, 1, -2);
$optional = true;
} else {
$name = substr($name, 1, -1);
}
$var[$name] = $optional ? 2 : 1;
}
}
return $var;
}
/**
* 匹配路由地址
* @access protected
* @param array $rule 路由规则
* @param array $vars 路由变量
* @param mixed $allowDomain 允许域名
* @return array
*/
protected function getRuleUrl(array $rule, array &$vars = [], $allowDomain = ''): array
{
$request = $this->app->request;
if (is_string($allowDomain) && false === strpos($allowDomain, '.')) {
$allowDomain .= '.' . $request->rootDomain();
}
$port = $request->port();
foreach ($rule as $item) {
$url = $item['rule'];
$pattern = $this->parseVar($url);
$domain = $item['domain'];
$suffix = $item['suffix'];
if ('-' == $domain) {
$domain = is_string($allowDomain) ? $allowDomain : $request->host(true);
}
if (is_string($allowDomain) && $domain != $allowDomain) {
continue;
}
if ($port && !in_array($port, [80, 443])) {
$domain .= ':' . $port;
}
if (empty($pattern)) {
return [rtrim($url, '?/-'), $domain, $suffix];
}
$type = $this->route->config('url_common_param');
$keys = [];
foreach ($pattern as $key => $val) {
if (isset($vars[$key])) {
$url = str_replace(['[:' . $key . ']', '<' . $key . '?>', ':' . $key, '<' . $key . '>'], $type ? (string) $vars[$key] : urlencode((string) $vars[$key]), $url);
$keys[] = $key;
$url = str_replace(['/?', '-?'], ['/', '-'], $url);
$result = [rtrim($url, '?/-'), $domain, $suffix];
} elseif (2 == $val) {
$url = str_replace(['/[:' . $key . ']', '[:' . $key . ']', '<' . $key . '?>'], '', $url);
$url = str_replace(['/?', '-?'], ['/', '-'], $url);
$result = [rtrim($url, '?/-'), $domain, $suffix];
} else {
$result = null;
$keys = [];
break;
}
}
$vars = array_diff_key($vars, array_flip($keys));
if (isset($result)) {
return $result;
}
}
return [];
}
/**
* 生成URL地址
* @access public
* @return string
*/
public function build()
{
// 解析URL
$url = $this->url;
$suffix = $this->suffix;
$domain = $this->domain;
$request = $this->app->request;
$vars = $this->vars;
if (0 === strpos($url, '[') && $pos = strpos($url, ']')) {
// [name] 表示使用路由命名标识生成URL
$name = substr($url, 1, $pos - 1);
$url = 'name' . substr($url, $pos + 1);
}
if (false === strpos($url, '://') && 0 !== strpos($url, '/')) {
$info = parse_url($url);
$url = !empty($info['path']) ? $info['path'] : '';
if (isset($info['fragment'])) {
// 解析锚点
$anchor = $info['fragment'];
if (false !== strpos($anchor, '?')) {
// 解析参数
[$anchor, $info['query']] = explode('?', $anchor, 2);
}
if (false !== strpos($anchor, '@')) {
// 解析域名
[$anchor, $domain] = explode('@', $anchor, 2);
}
} elseif (strpos($url, '@') && false === strpos($url, '\\')) {
// 解析域名
[$url, $domain] = explode('@', $url, 2);
}
}
if ($url) {
$checkName = isset($name) ? $name : $url . (isset($info['query']) ? '?' . $info['query'] : '');
$checkDomain = $domain && is_string($domain) ? $domain : null;
$rule = $this->route->getName($checkName, $checkDomain);
if (empty($rule) && isset($info['query'])) {
$rule = $this->route->getName($url, $checkDomain);
// 解析地址里面参数 合并到vars
parse_str($info['query'], $params);
$vars = array_merge($params, $vars);
unset($info['query']);
}
}
if (!empty($rule) && $match = $this->getRuleUrl($rule, $vars, $domain)) {
// 匹配路由命名标识
$url = $match[0];
if ($domain && !empty($match[1])) {
$domain = $match[1];
}
if (!is_null($match[2])) {
$suffix = $match[2];
}
} elseif (!empty($rule) && isset($name)) {
throw new \InvalidArgumentException('route name not exists:' . $name);
} else {
// 检测URL绑定
$bind = $this->route->getDomainBind($domain && is_string($domain) ? $domain : null);
if ($bind && 0 === strpos($url, $bind)) {
$url = substr($url, strlen($bind) + 1);
} else {
$binds = $this->route->getBind();
foreach ($binds as $key => $val) {
if (is_string($val) && 0 === strpos($url, $val) && substr_count($val, '/') > 1) {
$url = substr($url, strlen($val) + 1);
$domain = $key;
break;
}
}
}
// 路由标识不存在 直接解析
$url = $this->parseUrl($url, $domain);
if (isset($info['query'])) {
// 解析地址里面参数 合并到vars
parse_str($info['query'], $params);
$vars = array_merge($params, $vars);
}
}
// 还原URL分隔符
$depr = $this->route->config('pathinfo_depr');
$url = str_replace('/', $depr, $url);
$file = $request->baseFile();
if ($file && 0 !== strpos($request->url(), $file)) {
$file = str_replace('\\', '/', dirname($file));
}
$url = rtrim($file, '/') . '/' . $url;
// URL后缀
if ('/' == substr($url, -1) || '' == $url) {
$suffix = '';
} else {
$suffix = $this->parseSuffix($suffix);
}
// 锚点
$anchor = !empty($anchor) ? '#' . $anchor : '';
// 参数组装
if (!empty($vars)) {
// 添加参数
if ($this->route->config('url_common_param')) {
$vars = http_build_query($vars);
$url .= $suffix . ($vars ? '?' . $vars : '') . $anchor;
} else {
foreach ($vars as $var => $val) {
$val = (string) $val;
if ('' !== $val) {
$url .= $depr . $var . $depr . urlencode($val);
}
}
$url .= $suffix . $anchor;
}
} else {
$url .= $suffix . $anchor;
}
// 检测域名
$domain = $this->parseDomain($url, $domain);
// URL组装
return $domain . rtrim($this->root, '/') . '/' . ltrim($url, '/');
}
public function __toString()
{
return $this->build();
}
public function __debugInfo()
{
return [
'url' => $this->url,
'vars' => $this->vars,
'suffix' => $this->suffix,
'domain' => $this->domain,
];
}
}