1 /* 2 * libjingle 3 * Copyright 2004--2010, Google Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef TALK_BASE_ASYNCHTTPREQUEST_H_ 29 #define TALK_BASE_ASYNCHTTPREQUEST_H_ 30 31 #include <string> 32 #include "talk/base/event.h" 33 #include "talk/base/httpclient.h" 34 #include "talk/base/signalthread.h" 35 #include "talk/base/socketpool.h" 36 #include "talk/base/sslsocketfactory.h" 37 38 namespace talk_base { 39 40 class FirewallManager; 41 42 /////////////////////////////////////////////////////////////////////////////// 43 // AsyncHttpRequest 44 // Performs an HTTP request on a background thread. Notifies on the foreground 45 // thread once the request is done (successfully or unsuccessfully). 46 /////////////////////////////////////////////////////////////////////////////// 47 48 class AsyncHttpRequest : public SignalThread { 49 public: 50 explicit AsyncHttpRequest(const std::string &user_agent); 51 ~AsyncHttpRequest(); 52 set_proxy(const ProxyInfo & proxy)53 void set_proxy(const ProxyInfo& proxy) { 54 proxy_ = proxy; 55 } set_firewall(FirewallManager * firewall)56 void set_firewall(FirewallManager * firewall) { 57 firewall_ = firewall; 58 } 59 60 // The DNS name of the host to connect to. host()61 const std::string& host() { return host_; } set_host(const std::string & host)62 void set_host(const std::string& host) { host_ = host; } 63 64 // The port to connect to on the target host. port()65 int port() { return port_; } set_port(int port)66 void set_port(int port) { port_ = port; } 67 68 // Whether the request should use SSL. secure()69 bool secure() { return secure_; } set_secure(bool secure)70 void set_secure(bool secure) { secure_ = secure; } 71 72 // Time to wait on the download, in ms. timeout()73 int timeout() { return timeout_; } set_timeout(int timeout)74 void set_timeout(int timeout) { timeout_ = timeout; } 75 76 // Fail redirects to allow analysis of redirect urls, etc. fail_redirect()77 bool fail_redirect() const { return fail_redirect_; } set_fail_redirect(bool redirect)78 void set_fail_redirect(bool redirect) { fail_redirect_ = redirect; } 79 80 // Returns the redirect when redirection occurs response_redirect()81 const std::string& response_redirect() { return response_redirect_; } 82 request()83 HttpRequestData& request() { return client_.request(); } response()84 HttpResponseData& response() { return client_.response(); } error()85 HttpErrorType error() { return error_; } 86 87 protected: set_error(HttpErrorType error)88 void set_error(HttpErrorType error) { error_ = error; } 89 virtual void OnWorkStart(); 90 virtual void OnWorkStop(); 91 void OnComplete(HttpClient* client, HttpErrorType error); 92 virtual void OnMessage(Message* message); 93 virtual void DoWork(); 94 95 private: 96 ProxyInfo proxy_; 97 FirewallManager* firewall_; 98 std::string host_; 99 int port_; 100 bool secure_; 101 int timeout_; 102 bool fail_redirect_; 103 SslSocketFactory factory_; 104 ReuseSocketPool pool_; 105 HttpClient client_; 106 HttpErrorType error_; 107 std::string response_redirect_; 108 }; 109 110 } // namespace talk_base 111 112 #endif // TALK_BASE_ASYNCHTTPREQUEST_H_ 113