www.gusucode.com > WSTMall PHP网店系统 v1.6.0PHP源码程序 > WSTMall PHP网店系统 v1.6.0/wstmall_v1.6.0_160506/wstmall_v1.6.0_160506/ThinkPHP/Mode/Api/Dispatcher.class.php
<?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 API模式的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
*/
static public function dispatch() {
$varPath = C('VAR_PATHINFO');
$varModule = C('VAR_MODULE');
$varController = C('VAR_CONTROLLER');
$varAction = C('VAR_ACTION');
$urlCase = C('URL_CASE_INSENSITIVE');
if(isset($_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 $type){
if(!empty($_SERVER[$type])) {
$_SERVER['PATH_INFO'] = (0 === strpos($_SERVER[$type],$_SERVER['SCRIPT_NAME']))?
substr($_SERVER[$type], strlen($_SERVER['SCRIPT_NAME'])) : $_SERVER[$type];
break;
}
}
}
if(empty($_SERVER['PATH_INFO'])) {
$_SERVER['PATH_INFO'] = '';
}
$depr = C('URL_PATHINFO_DEPR');
define('MODULE_PATHINFO_DEPR', $depr);
define('__INFO__',trim($_SERVER['PATH_INFO'],'/'));
// URL后缀
define('__EXT__', strtolower(pathinfo($_SERVER['PATH_INFO'],PATHINFO_EXTENSION)));
$_SERVER['PATH_INFO'] = __INFO__;
if (__INFO__ && C('MULTI_MODULE') && !defined('BIND_MODULE')){ // 获取模块名
$paths = explode($depr,__INFO__,2);
$allowList = C('MODULE_ALLOW_LIST'); // 允许的模块列表
$module = preg_replace('/\.' . __EXT__ . '$/i', '',$paths[0]);
if( empty($allowList) || (is_array($allowList) && in_array_case($module, $allowList))){
$_GET[$varModule] = $module;
$_SERVER['PATH_INFO'] = isset($paths[1])?$paths[1]:'';
}
}
// 获取模块名称
define('MODULE_NAME', defined('BIND_MODULE')? BIND_MODULE : self::getModule($varModule));
// 检测模块是否存在
if( MODULE_NAME && (defined('BIND_MODULE') || !in_array_case(MODULE_NAME,C('MODULE_DENY_LIST')) ) && 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.'/');
// 加载模块配置文件
if(is_file(MODULE_PATH.'Conf/config.php'))
C(include MODULE_PATH.'Conf/config.php');
// 加载模块别名定义
if(is_file(MODULE_PATH.'Conf/alias.php'))
Think::addMap(include MODULE_PATH.'Conf/alias.php');
// 加载模块函数文件
if(is_file(MODULE_PATH.'Common/function.php'))
include MODULE_PATH.'Common/function.php';
}else{
E(L('_MODULE_NOT_EXIST_').':'.MODULE_NAME);
}
if('' != $_SERVER['PATH_INFO'] && (!C('URL_ROUTER_ON') || !Route::check()) ){ // 检测路由规则 如果没有则按默认规则调度URL
// 检查禁止访问的URL后缀
if(C('URL_DENY_SUFFIX') && preg_match('/\.('.trim(C('URL_DENY_SUFFIX'),'.').')$/i', $_SERVER['PATH_INFO'])){
send_http_status(404);
exit;
}
// 去除URL后缀
$_SERVER['PATH_INFO'] = preg_replace(C('URL_HTML_SUFFIX')? '/\.('.trim(C('URL_HTML_SUFFIX'),'.').')$/i' : '/\.'.__EXT__.'$/i', '', $_SERVER['PATH_INFO']);
$depr = C('URL_PATHINFO_DEPR');
$paths = explode($depr,trim($_SERVER['PATH_INFO'],$depr));
if(!defined('BIND_CONTROLLER')) {// 获取控制器
$_GET[$varController] = array_shift($paths);
}
// 获取操作
if(!defined('BIND_ACTION')){
$_GET[$varAction] = array_shift($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,$_GET);
}
// 获取控制器和操作名
define('CONTROLLER_NAME', defined('BIND_CONTROLLER')? BIND_CONTROLLER : self::getController($varController,$urlCase));
define('ACTION_NAME', defined('BIND_ACTION')? BIND_ACTION : self::getAction($varAction,$urlCase));
//保证$_REQUEST正常取值
$_REQUEST = array_merge($_POST,$_GET);
}
/**
* 获得实际的控制器名称
*/
static private function getController($var,$urlCase) {
$controller = (!empty($_GET[$var])? $_GET[$var]:C('DEFAULT_CONTROLLER'));
unset($_GET[$var]);
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($controller));
}
/**
* 获得实际的操作名称
*/
static private function getAction($var,$urlCase) {
$action = !empty($_POST[$var]) ?
$_POST[$var] :
(!empty($_GET[$var])?$_GET[$var]:C('DEFAULT_ACTION'));
unset($_POST[$var],$_GET[$var]);
return strip_tags($urlCase?strtolower($action):$action);
}
/**
* 获得实际的模块名称
*/
static private function getModule($var) {
$module = (!empty($_GET[$var])?$_GET[$var]:C('DEFAULT_MODULE'));
unset($_GET[$var]);
if($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)){
// 禁止访问原始模块
return '';
}
}
return strip_tags(ucfirst(strtolower($module)));
}
}