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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) 2006~2019 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; |
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use think\Exception; |
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use think\Request; |
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use think\Route; |
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/** |
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* 路由规则类 |
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*/ |
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class RuleItem extends Rule |
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{ |
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/** |
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* 架构函数 |
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* @access public |
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* @param Route $router 路由实例 |
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* @param RuleGroup $parent 上级对象 |
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* @param string $name 路由标识 |
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* @param string $rule 路由规则 |
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* @param string|\Closure $route 路由地址 |
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* @param string $method 请求类型 |
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*/ |
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public function __construct(Route $router, RuleGroup $parent, string $name = null, string $rule = '', $route = null, string $method = '*') |
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{ |
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$this->router = $router; |
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$this->parent = $parent; |
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$this->name = $name; |
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$this->route = $route; |
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$this->method = $method; |
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$this->setRule($rule); |
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} |
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/** |
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* 路由规则预处理 |
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* @access public |
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* @param string $rule 路由规则 |
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* @return void |
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*/ |
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public function setRule(string $rule): void |
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{ |
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if ('$' == substr($rule, -1, 1)) { |
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// 是否完整匹配 |
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$rule = substr($rule, 0, -1); |
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$this->option['complete_match'] = true; |
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} |
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$rule = '/' != $rule ? ltrim($rule, '/') : ''; |
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if ($this->parent && $prefix = $this->parent->getFullName()) { |
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$rule = $prefix . ($rule ? '/' . ltrim($rule, '/') : ''); |
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} |
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if (false !== strpos($rule, ':')) { |
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$this->rule = preg_replace(['/\[\:(\w+)\]/', '/\:(\w+)/'], ['<\1?>', '<\1>'], $rule); |
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} else { |
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$this->rule = $rule; |
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} |
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// 生成路由标识的快捷访问 |
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$this->setRuleName(); |
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if ($this->router->isTest()) { |
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$this->router->setRule($this->rule, $this); |
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} |
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} |
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/** |
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* 检查后缀 |
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* @access public |
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* @param string $ext |
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* @return $this |
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*/ |
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public function ext(string $ext = '') |
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{ |
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$this->setOption('ext', $ext); |
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$this->setRuleName(true); |
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return $this; |
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} |
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/** |
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* 设置别名 |
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* @access public |
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* @param string $name |
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* @return $this |
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*/ |
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public function name(string $name) |
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{ |
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$this->name = $name; |
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$this->setRuleName(true); |
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return $this; |
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} |
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/** |
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* 设置路由标识 用于URL反解生成 |
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* @access protected |
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* @param bool $first 是否插入开头 |
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* @return void |
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*/ |
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protected function setRuleName(bool $first = false): void |
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{ |
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if ($this->name) { |
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$vars = $this->parseVar($this->rule); |
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if (isset($this->option['ext'])) { |
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$suffix = $this->option['ext']; |
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} elseif ($this->parent->getOption('ext')) { |
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$suffix = $this->parent->getOption('ext'); |
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} else { |
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$suffix = null; |
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} |
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$value = [$this->rule, $vars, $this->parent->getDomain(), $suffix, $this->method]; |
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$this->router->setName($this->name, $value, $first); |
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} |
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} |
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/** |
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* 检测路由 |
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* @access public |
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* @param Request $request 请求对象 |
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* @param string $url 访问地址 |
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* @param array $match 匹配路由变量 |
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* @param bool $completeMatch 路由是否完全匹配 |
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* @return Dispatch|false |
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*/ |
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public function checkRule(Request $request, string $url, $match = null, bool $completeMatch = false) |
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{ |
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// 检查参数有效性 |
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if (!$this->checkOption($this->option, $request)) { |
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return false; |
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} |
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// 合并分组参数 |
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$option = $this->mergeGroupOptions(); |
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$url = $this->urlSuffixCheck($request, $url, $option); |
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if (is_null($match)) { |
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$match = $this->match($url, $option, $completeMatch); |
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} |
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if (false !== $match) { |
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return $this->parseRule($request, $this->rule, $this->route, $url, $option, $match); |
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} |
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return false; |
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} |
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/** |
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* 检测路由（含路由匹配） |
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* @access public |
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* @param Request $request 请求对象 |
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* @param string $url 访问地址 |
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* @param bool $completeMatch 路由是否完全匹配 |
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* @return Dispatch|false |
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*/ |
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public function check(Request $request, string $url, bool $completeMatch = false) |
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{ |
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return $this->checkRule($request, $url, null, $completeMatch); |
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} |
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/** |
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* URL后缀及Slash检查 |
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* @access protected |
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* @param Request $request 请求对象 |
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* @param string $url 访问地址 |
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* @param array $option 路由参数 |
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* @return string |
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*/ |
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protected function urlSuffixCheck(Request $request, string $url, array $option = []): string |
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{ |
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// 是否区分 / 地址访问 |
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if (!empty($option['remove_slash']) && '/' != $this->rule) { |
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$this->rule = rtrim($this->rule, '/'); |
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$url = rtrim($url, '|'); |
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} |
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if (isset($option['ext'])) { |
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// 路由ext参数 优先于系统配置的URL伪静态后缀参数 |
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$url = preg_replace('/\.(' . $request->ext() . ')$/i', '', $url); |
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} |
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return $url; |
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} |
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/** |
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* 检测URL和规则路由是否匹配 |
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* @access private |
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* @param string $url URL地址 |
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* @param array $option 路由参数 |
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* @param bool $completeMatch 路由是否完全匹配 |
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* @return array|false |
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*/ |
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private function match(string $url, array $option, bool $completeMatch) |
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{ |
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if (isset($option['complete_match'])) { |
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$completeMatch = $option['complete_match']; |
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} |
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$depr = $this->router->config('pathinfo_depr'); |
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$pattern = array_merge($this->parent->getPattern(), $this->pattern); |
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// 检查完整规则定义 |
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if (isset($pattern['__url__']) && !preg_match(0 === strpos($pattern['__url__'], '/') ? $pattern['__url__'] : '/^' . $pattern['__url__'] . '/', str_replace('|', $depr, $url))) { |
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return false; |
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} |
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$var = []; |
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$url = $depr . str_replace('|', $depr, $url); |
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$rule = $depr . str_replace('/', $depr, $this->rule); |
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if ($depr == $rule && $depr != $url) { |
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return false; |
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} |
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if (false === strpos($rule, '<')) { |
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if (0 === strcasecmp($rule, $url) || (!$completeMatch && 0 === strncasecmp($rule . $depr, $url . $depr, strlen($rule . $depr)))) { |
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return $var; |
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} |
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return false; |
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} |
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$slash = preg_quote('/-' . $depr, '/'); |
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if ($matchRule = preg_split('/[' . $slash . ']?<\w+\??>/', $rule, 2)) { |
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if ($matchRule[0] && 0 !== strncasecmp($rule, $url, strlen($matchRule[0]))) { |
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return false; |
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} |
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} |
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if (preg_match_all('/[' . $slash . ']?<?\w+\??>?/', $rule, $matches)) { |
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$regex = $this->buildRuleRegex($rule, $matches[0], $pattern, $option, $completeMatch); |
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try { |
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if (!preg_match('/^' . $regex . ($completeMatch ? '$' : '') . '/u', $url, $match)) { |
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return false; |
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} |
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} catch (\Exception $e) { |
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throw new Exception('route pattern error'); |
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} |
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foreach ($match as $key => $val) { |
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if (is_string($key)) { |
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$var[$key] = $val; |
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} |
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} |
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} |
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// 成功匹配后返回URL中的动态变量数组 |
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return $var; |
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} |
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/** |
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* 设置路由所属分组 |
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* @access public |
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* @param string $name 分组名称或者标识 |
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* @return $this |
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*/ |
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public function group(string $name) |
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{ |
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$group = $this->router->getRuleName()->getGroup($name); |
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if ($group) { |
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$group->addRuleItem($this); |
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} |
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return $this; |
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} |
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} |
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top-think /
framework
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