1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/*
* libjingle
* Copyright 2004--2010, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TALK_BASE_ASYNCHTTPREQUEST_H_
#define TALK_BASE_ASYNCHTTPREQUEST_H_
#include <string>
#include "talk/base/event.h"
#include "talk/base/httpclient.h"
#include "talk/base/signalthread.h"
#include "talk/base/socketpool.h"
#include "talk/base/sslsocketfactory.h"
namespace talk_base {
class FirewallManager;
///////////////////////////////////////////////////////////////////////////////
// AsyncHttpRequest
// Performs an HTTP request on a background thread. Notifies on the foreground
// thread once the request is done (successfully or unsuccessfully).
///////////////////////////////////////////////////////////////////////////////
class AsyncHttpRequest : public SignalThread {
public:
explicit AsyncHttpRequest(const std::string &user_agent);
~AsyncHttpRequest();
// If start_delay is less than or equal to zero, this starts immediately.
// Start_delay defaults to zero.
int start_delay() const { return start_delay_; }
void set_start_delay(int delay) { start_delay_ = delay; }
const ProxyInfo& proxy() const { return proxy_; }
void set_proxy(const ProxyInfo& proxy) {
proxy_ = proxy;
}
void set_firewall(FirewallManager * firewall) {
firewall_ = firewall;
}
// The DNS name of the host to connect to.
const std::string& host() { return host_; }
void set_host(const std::string& host) { host_ = host; }
// The port to connect to on the target host.
int port() { return port_; }
void set_port(int port) { port_ = port; }
// Whether the request should use SSL.
bool secure() { return secure_; }
void set_secure(bool secure) { secure_ = secure; }
// Time to wait on the download, in ms.
int timeout() { return timeout_; }
void set_timeout(int timeout) { timeout_ = timeout; }
// Fail redirects to allow analysis of redirect urls, etc.
bool fail_redirect() const { return fail_redirect_; }
void set_fail_redirect(bool redirect) { fail_redirect_ = redirect; }
// Returns the redirect when redirection occurs
const std::string& response_redirect() { return response_redirect_; }
HttpRequestData& request() { return client_.request(); }
HttpResponseData& response() { return client_.response(); }
HttpErrorType error() { return error_; }
protected:
void set_error(HttpErrorType error) { error_ = error; }
virtual void OnWorkStart();
virtual void OnWorkStop();
void OnComplete(HttpClient* client, HttpErrorType error);
virtual void OnMessage(Message* message);
virtual void DoWork();
private:
void LaunchRequest();
int start_delay_;
ProxyInfo proxy_;
FirewallManager* firewall_;
std::string host_;
int port_;
bool secure_;
int timeout_;
bool fail_redirect_;
SslSocketFactory factory_;
ReuseSocketPool pool_;
HttpClient client_;
HttpErrorType error_;
std::string response_redirect_;
};
} // namespace talk_base
#endif // TALK_BASE_ASYNCHTTPREQUEST_H_
|
