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- <?php
- // +----------------------------------------------------------------------
- // | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
- // +----------------------------------------------------------------------
- // | Copyright (c) 2006-2014 http://thinkphp.cn All rights reserved.
- // +----------------------------------------------------------------------
- // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
- // +----------------------------------------------------------------------
- // | Author: liu21st <liu21st@gmail.com>
- // +----------------------------------------------------------------------
- namespace Think;
- /**
- * ThinkPHP内置的Dispatcher类
- * 完成URL解析、路由和调度
- */
- class Dispatcher
- {
- /**
- * URL映射到控制器
- * @access public
- * @return void
- */
- public static function dispatch()
- {
- $varPath = C('VAR_PATHINFO');
- $urlCase = C('URL_CASE_INSENSITIVE');
- if (isset($_GET[$varPath])) { // 判断URL里面是否有兼容模式参数
- $_SERVER['PATH_INFO'] = $_GET[$varPath];
- unset($_GET[$varPath]);
- } elseif (IS_CLI) { // CLI模式下 index.php module/controller/action/params/...
- $_SERVER['PATH_INFO'] = isset($_SERVER['argv'][1]) ? $_SERVER['argv'][1] : '';
- }
- // 开启子域名部署
- if (C('APP_SUB_DOMAIN_DEPLOY')) {
- $rules = C('APP_SUB_DOMAIN_RULES');
- if (isset($rules[$_SERVER['HTTP_HOST']])) { // 完整域名或者IP配置
- define('APP_DOMAIN', $_SERVER['HTTP_HOST']); // 当前完整域名
- $rule = $rules[APP_DOMAIN];
- } else {
- if (strpos(C('APP_DOMAIN_SUFFIX'), '.')) { // com.cn net.cn
- $domain = array_slice(explode('.', $_SERVER['HTTP_HOST']), 0, -3);
- } else {
- $domain = array_slice(explode('.', $_SERVER['HTTP_HOST']), 0, -2);
- }
- if (!empty($domain)) {
- $subDomain = implode('.', $domain);
- define('SUB_DOMAIN', $subDomain); // 当前完整子域名
- $domain2 = array_pop($domain); // 二级域名
- if ($domain) {
- // 存在三级域名
- $domain3 = array_pop($domain);
- }
- if (isset($rules[$subDomain])) {
- // 子域名
- $rule = $rules[$subDomain];
- } elseif (isset($rules['*.' . $domain2]) && !empty($domain3)) {
- // 泛三级域名
- $rule = $rules['*.' . $domain2];
- $panDomain = $domain3;
- } elseif (isset($rules['*']) && !empty($domain2) && 'www' != $domain2) {
- // 泛二级域名
- $rule = $rules['*'];
- $panDomain = $domain2;
- }
- }
- }
- if (!empty($rule)) {
- // 子域名部署规则 '子域名'=>array('模块名[/控制器名]','var1=a&var2=b');
- if (is_array($rule)) {
- list($rule, $vars) = $rule;
- }
- $array = explode('/', $rule);
- // 模块绑定
- define('BIND_MODULE', array_shift($array));
- // 控制器绑定
- if (!empty($array)) {
- $controller = array_shift($array);
- if ($controller) {
- define('BIND_CONTROLLER', $controller);
- }
- }
- if (isset($vars)) {
- // 传入参数
- parse_str($vars, $parms);
- if (isset($panDomain)) {
- $pos = array_search('*', $parms);
- if (false !== $pos) {
- // 泛域名作为参数
- $parms[$pos] = $panDomain;
- }
- }
- $_GET = array_merge($_GET, $parms);
- }
- }
- }
- // 分析PATHINFO信息
- if (!isset($_SERVER['PATH_INFO'])) {
- $types = explode(',', C('URL_PATHINFO_FETCH'));
- foreach ($types as $type) {
- if (0 === strpos($type, ':')) {
- // 支持函数判断
- $_SERVER['PATH_INFO'] = call_user_func(substr($type, 1));
- break;
- } elseif (!empty($_SERVER[$type])) {
- $_SERVER['PATH_INFO'] = (0 === strpos($_SERVER[$type], $_SERVER['SCRIPT_NAME'])) ?
- substr($_SERVER[$type], strlen($_SERVER['SCRIPT_NAME'])) : $_SERVER[$type];
- break;
- }
- }
- }
- $depr = C('URL_PATHINFO_DEPR');
- define('MODULE_PATHINFO_DEPR', $depr);
- if (empty($_SERVER['PATH_INFO'])) {
- $_SERVER['PATH_INFO'] = '';
- define('__INFO__', '');
- define('__EXT__', '');
- $paths = array();
- } else {
- // URL后缀
- define('__EXT__', strtolower(pathinfo($_SERVER['PATH_INFO'], PATHINFO_EXTENSION)));
- // 检查禁止访问的URL后缀
- if ($denySuffix = C('URL_DENY_SUFFIX')) {
- if (in_array(__EXT__, explode('|', strtolower(str_replace('.', '', $denySuffix))))) {
- send_http_status(404);
- exit;
- }
- }
- define('__INFO__', trim($_SERVER['PATH_INFO'], '/'));
- // 去除URL后缀
- $_SERVER['PATH_INFO'] = preg_replace('/\.' . __EXT__ . '$/i', '', __INFO__);
- $paths = explode($depr, trim($_SERVER['PATH_INFO'], $depr));
- }
- // URL常量
- define('__SELF__', strip_tags($_SERVER[C('URL_REQUEST_URI')]));
- // 获取模块名称
- define('MODULE_NAME', self::getModule($paths));
- // 检测模块是否存在
- if (MODULE_NAME && is_dir(APP_PATH . MODULE_NAME)) {
- // 定义当前模块路径
- define('MODULE_PATH', APP_PATH . MODULE_NAME . '/');
- // 定义当前模块的模版缓存路径
- C('CACHE_PATH', CACHE_PATH . MODULE_NAME . '/');
- // 定义当前模块的日志目录
- C('LOG_PATH', realpath(LOG_PATH) . '/' . MODULE_NAME . '/');
- // 模块配置文件开始载入检测位
- Hook::listen('module_check');
- // 加载模块配置文件
- if (is_file(MODULE_PATH . 'Conf/config' . CONF_EXT)) {
- C(load_config(MODULE_PATH . 'Conf/config' . CONF_EXT));
- }
- // 加载应用模式对应的配置文件
- if ('common' != APP_MODE && is_file(MODULE_PATH . 'Conf/config_' . APP_MODE . CONF_EXT)) {
- C(load_config(MODULE_PATH . 'Conf/config_' . APP_MODE . CONF_EXT));
- }
- // 当前应用状态对应的配置文件
- if (APP_STATUS && is_file(MODULE_PATH . 'Conf/' . APP_STATUS . CONF_EXT)) {
- C(load_config(MODULE_PATH . 'Conf/' . APP_STATUS . CONF_EXT));
- }
- // 加载模块别名定义
- if (is_file(MODULE_PATH . 'Conf/alias.php')) {
- Think::addMap(include MODULE_PATH . 'Conf/alias.php');
- }
- // 加载模块tags文件定义
- if (is_file(MODULE_PATH . 'Conf/tags.php')) {
- Hook::import(include MODULE_PATH . 'Conf/tags.php');
- }
- // 加载模块函数文件
- if (is_file(MODULE_PATH . 'Common/function.php')) {
- include MODULE_PATH . 'Common/function.php';
- }
- // 加载模块的扩展配置文件
- load_ext_file(MODULE_PATH);
- // 模块配置文件加载完成检测位
- Hook::listen('module_config');
- } else {
- E(L('_MODULE_NOT_EXIST_') . ':' . MODULE_NAME);
- }
- if (!defined('__APP__')) {
- $urlMode = C('URL_MODEL');
- if (URL_COMPAT == $urlMode) {
- // 兼容模式判断
- define('PHP_FILE', _PHP_FILE_ . '?' . $varPath . '=');
- } elseif (URL_REWRITE == $urlMode) {
- $url = dirname(_PHP_FILE_);
- if ('/' == $url || '\\' == $url) {
- $url = '';
- }
- define('PHP_FILE', $url);
- } else {
- define('PHP_FILE', _PHP_FILE_);
- }
- // 当前应用地址
- define('__APP__', strip_tags(PHP_FILE));
- }
- // 模块URL地址
- $moduleName = defined('MODULE_ALIAS') ? MODULE_ALIAS : MODULE_NAME;
- define('__MODULE__', (defined('BIND_MODULE') || !C('MULTI_MODULE')) ? __APP__ : __APP__ . '/' . ($urlCase ? strtolower($moduleName) : $moduleName));
- // 获取控制器和操作名
- define('CONTROLLER_NAME', self::getController($paths, $urlCase));
- define('ACTION_NAME', self::getAction($paths, $urlCase));
- if ($paths) {
- // 解析剩余的URL参数
- $var = array();
- if (C('URL_PARAMS_BIND') && 1 == C('URL_PARAMS_BIND_TYPE')) {
- // URL参数按顺序绑定变量
- $var = $paths;
- } else {
- preg_replace_callback('/(\w+)\/([^\/]+)/', function ($match) use (&$var) {
- $var[$match[1]] = strip_tags($match[2]);
- }, implode('/', $paths));
- }
- $_GET = array_merge($var, $_GET);
- }
- // 获取控制器的命名空间(路径)
- define('CONTROLLER_PATH', self::getSpace($urlCase));
- // 当前控制器的UR地址
- $controllerName = defined('CONTROLLER_ALIAS') ? CONTROLLER_ALIAS : CONTROLLER_NAME;
- define('__CONTROLLER__', __MODULE__ . $depr . (defined('BIND_CONTROLLER') ? '' : ($urlCase ? parse_name($controllerName) : $controllerName)));
- // 当前操作的URL地址
- define('__ACTION__', __CONTROLLER__ . $depr . (defined('ACTION_ALIAS') ? ACTION_ALIAS : ACTION_NAME));
- //保证$_REQUEST正常取值
- $_REQUEST = array_merge($_POST, $_GET);
- }
- /**
- * 获得控制器的命名空间路径 便于插件机制访问
- * @param boolean $urlCase 是否转换成小写
- * @return string
- */
- private static function getSpace($urlCase)
- {
- $var = C('VAR_ADDON');
- $space = !empty($_GET[$var]) ? strip_tags($_GET[$var]) : '';
- unset($_GET[$var]);
- return $space;
- }
- /**
- * 获得实际的控制器名称
- * @param array $paths path_info数组
- * @param boolean $urlCase 是否转换成小写
- * @return string
- */
- private static function getController(&$paths, $urlCase)
- {
- if (defined('BIND_CONTROLLER')) {
- return BIND_CONTROLLER;
- } else {
- if ($paths && C('URL_ROUTER_ON') && Route::check($paths)) {
- $depr = C('URL_PATHINFO_DEPR');
- $paths = explode($depr, trim($_SERVER['PATH_INFO'], $depr));
- }
- if ($paths) {
- // PATH_INFO检测标签位
- Hook::listen('path_info');
- if (C('CONTROLLER_LEVEL') > 1) { // 控制器层次
- $controller = implode('/', array_slice($paths, 0, C('CONTROLLER_LEVEL')));
- $paths = array_slice($paths, C('CONTROLLER_LEVEL'));
- } else {
- $controller = array_shift($paths);
- }
- } else {
- $var = C('VAR_CONTROLLER');
- if (!empty($_GET[$var])) {
- $controller = $_GET[$var];
- unset($_GET[$var]);
- } else {
- $controller = C('DEFAULT_CONTROLLER');
- }
- }
- }
- if ($maps = C('URL_CONTROLLER_MAP')) {
- if (isset($maps[strtolower($controller)])) {
- // 记录当前别名
- define('CONTROLLER_ALIAS', strtolower($controller));
- // 获取实际的控制器名
- return ucfirst($maps[CONTROLLER_ALIAS]);
- } elseif (array_search(strtolower($controller), $maps)) {
- // 禁止访问原始控制器
- return '';
- }
- }
- if ($urlCase) {
- // URL地址不区分大小写
- // 智能识别方式 user_type 识别到 UserTypeController 控制器
- $controller = parse_name($controller, 1);
- }
- return strip_tags(ucfirst($controller));
- }
- /**
- * 获得实际的操作名称
- * @param array $paths path_info数组
- * @param boolean $urlCase 是否转换成小写
- * @return string
- */
- private static function getAction(&$paths, $urlCase)
- {
- if (defined('BIND_ACTION')) {
- return BIND_ACTION;
- } else {
- if ($paths) {
- $action = array_shift($paths);
- } else {
- $var = C('VAR_ACTION');
- if (!empty($_GET[$var])) {
- $action = $_GET[$var];
- unset($_GET[$var]);
- } elseif (!empty($_POST[$var])) {
- $action = $_POST[$var];
- unset($_POST[$var]);
- } else {
- $action = C('DEFAULT_ACTION');
- }
- }
- }
- if ($maps = C('URL_ACTION_MAP')) {
- if (isset($maps[strtolower(CONTROLLER_NAME)])) {
- $maps = $maps[strtolower(CONTROLLER_NAME)];
- if (isset($maps[strtolower($action)])) {
- // 记录当前别名
- define('ACTION_ALIAS', strtolower($action));
- // 获取实际的操作名
- if (is_array($maps[ACTION_ALIAS])) {
- parse_str($maps[ACTION_ALIAS][1], $vars);
- $_GET = array_merge($_GET, $vars);
- return $maps[ACTION_ALIAS][0];
- } else {
- return $maps[ACTION_ALIAS];
- }
- } elseif (array_search(strtolower($action), $maps)) {
- // 禁止访问原始操作
- return '';
- }
- }
- }
- return strip_tags($urlCase ? strtolower($action) : $action);
- }
- /**
- * 获得实际的模块名称
- * @param array $paths path_info数组
- * @return string
- */
- private static function getModule(&$paths)
- {
- if (defined('BIND_MODULE')) {
- return BIND_MODULE;
- } else {
- // 检查路由
- if ($paths && C('URL_ROUTER_ON') && Route::check($paths)) {
- $paths = explode(MODULE_PATHINFO_DEPR, trim($_SERVER['PATH_INFO'], MODULE_PATHINFO_DEPR));
- }
- if ($paths && C('MULTI_MODULE')) { // 获取模块名
- $allowList = C('MODULE_ALLOW_LIST'); // 允许的模块列表
- if (empty($allowList) || (is_array($allowList) && in_array_case($paths[0], $allowList))) {
- $module = array_shift($paths);
- $_SERVER['PATH_INFO'] = implode(MODULE_PATHINFO_DEPR, $paths);
- }
- } else {
- $var = C('VAR_MODULE');
- if (!empty($_GET[$var])) {
- $module = $_GET[$var];
- unset($_GET[$var]);
- }
- }
- if (empty($module)) {
- $module = C('DEFAULT_MODULE');
- }
- }
- if ($maps = C('URL_MODULE_MAP')) {
- if (isset($maps[strtolower($module)])) {
- // 记录当前别名
- define('MODULE_ALIAS', strtolower($module));
- // 获取实际的模块名
- return ucfirst($maps[MODULE_ALIAS]);
- } elseif (array_search(strtolower($module), $maps) || in_array_case($module, C('MODULE_DENY_LIST'))) {
- // 禁止访问原始模块
- return '';
- }
- }
- return strip_tags(ucfirst($module));
- }
- }
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