1/* 2 * Copyright 2011 The WebRTC Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#include "webrtc/libjingle/xmpp/iqtask.h" 12 13#include "webrtc/libjingle/xmpp/constants.h" 14#include "webrtc/libjingle/xmpp/xmppclient.h" 15 16namespace buzz { 17 18static const int kDefaultIqTimeoutSecs = 15; 19 20IqTask::IqTask(XmppTaskParentInterface* parent, 21 const std::string& verb, 22 const buzz::Jid& to, 23 buzz::XmlElement* el) 24 : buzz::XmppTask(parent, buzz::XmppEngine::HL_SINGLE), 25 to_(to), 26 stanza_(MakeIq(verb, to_, task_id())) { 27 stanza_->AddElement(el); 28 set_timeout_seconds(kDefaultIqTimeoutSecs); 29} 30 31int IqTask::ProcessStart() { 32 buzz::XmppReturnStatus ret = SendStanza(stanza_.get()); 33 // TODO: HandleError(NULL) if SendStanza fails? 34 return (ret == buzz::XMPP_RETURN_OK) ? STATE_RESPONSE : STATE_ERROR; 35} 36 37bool IqTask::HandleStanza(const buzz::XmlElement* stanza) { 38 if (!MatchResponseIq(stanza, to_, task_id())) 39 return false; 40 41 if (stanza->Attr(buzz::QN_TYPE) != buzz::STR_RESULT && 42 stanza->Attr(buzz::QN_TYPE) != buzz::STR_ERROR) { 43 return false; 44 } 45 46 QueueStanza(stanza); 47 return true; 48} 49 50int IqTask::ProcessResponse() { 51 const buzz::XmlElement* stanza = NextStanza(); 52 if (stanza == NULL) 53 return STATE_BLOCKED; 54 55 bool success = (stanza->Attr(buzz::QN_TYPE) == buzz::STR_RESULT); 56 if (success) { 57 HandleResult(stanza); 58 } else { 59 SignalError(this, stanza->FirstNamed(QN_ERROR)); 60 } 61 return STATE_DONE; 62} 63 64int IqTask::OnTimeout() { 65 SignalError(this, NULL); 66 return XmppTask::OnTimeout(); 67} 68 69} // namespace buzz 70