添加onRedirectUrl事件

src/Http/HttpClient.cpp

@@ -155,10 +155,12 @@ int64_t HttpClient::onRecvHeader(const char *data, uint64_t len) {
             shutdown(SockException(Err_shutdown,"未找到Location字段(跳转url)"));
             return 0;
         }
-        HttpClient::clear();
-        setMethod("GET");
-        HttpClient::sendRequest(newUrl,_fTimeOutSec);
-        return 0;
+        if(onRedirectUrl(newUrl,_parser.Url() == "302")){
+            HttpClient::clear();
+            setMethod("GET");
+            HttpClient::sendRequest(newUrl,_fTimeOutSec);
+            return 0;
+        }
     }
 
     checkCookie(_parser.getValues());

src/Http/HttpClient.h

@@ -296,6 +296,14 @@ protected:
      */
     virtual void onDisconnect(const SockException &ex){}
 
+    /**
+     * 重定向事件
+     * @param url 重定向url
+     * @param temporary 是否为临时重定向
+     * @return 是否继续
+     */
+    virtual bool onRedirectUrl(const string &url,bool temporary){ return true;};
+
     //HttpRequestSplitter override
     int64_t onRecvHeader(const char *data,uint64_t len) override ;
     void onRecvContent(const char *data,uint64_t len) override;