94 lines
3.4 KiB
C
94 lines
3.4 KiB
C
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/*
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* libjingle
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* Copyright 2004--2005, Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SESSIONMANAGERTASK_H_
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#define _SESSIONMANAGERTASK_H_
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#include "talk/p2p/base/sessionmanager.h"
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#include "talk/p2p/client/sessionsendtask.h"
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#include "talk/xmpp/xmppengine.h"
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#include "talk/xmpp/xmpptask.h"
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namespace cricket {
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// This class handles sending and receiving XMPP messages on behalf of the
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// SessionManager. The sending part is handed over to SessionSendTask.
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class SessionManagerTask : public buzz::XmppTask {
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public:
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SessionManagerTask(buzz::XmppTaskParentInterface* parent,
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SessionManager* session_manager)
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: buzz::XmppTask(parent, buzz::XmppEngine::HL_SINGLE),
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session_manager_(session_manager) {
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}
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~SessionManagerTask() {
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}
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// Turns on simple support for sending messages, using SessionSendTask.
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void EnableOutgoingMessages() {
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session_manager_->SignalOutgoingMessage.connect(
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this, &SessionManagerTask::OnOutgoingMessage);
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session_manager_->SignalRequestSignaling.connect(
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session_manager_, &SessionManager::OnSignalingReady);
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}
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virtual int ProcessStart() {
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const buzz::XmlElement *stanza = NextStanza();
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if (stanza == NULL)
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return STATE_BLOCKED;
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session_manager_->OnIncomingMessage(stanza);
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return STATE_START;
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}
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protected:
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virtual bool HandleStanza(const buzz::XmlElement *stanza) {
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if (!session_manager_->IsSessionMessage(stanza))
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return false;
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// Responses are handled by the SessionSendTask that sent the request.
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//if (stanza->Attr(buzz::QN_TYPE) != buzz::STR_SET)
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// return false;
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QueueStanza(stanza);
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return true;
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}
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private:
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void OnOutgoingMessage(SessionManager* manager,
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const buzz::XmlElement* stanza) {
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cricket::SessionSendTask* sender =
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new cricket::SessionSendTask(parent_, session_manager_);
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sender->Send(stanza);
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sender->Start();
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}
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SessionManager* session_manager_;
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};
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} // namespace cricket
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#endif // _SESSIONMANAGERTASK_H_
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