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      1 /*
      2  * libjingle
      3  * Copyright 2004--2005, 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 _PRESENCEPUSHTASK_H_
     29 #define _PRESENCEPUSHTASK_H_
     30 
     31 #include <vector>
     32 
     33 #include "talk/xmpp/xmppengine.h"
     34 #include "talk/xmpp/xmpptask.h"
     35 #include "talk/xmpp/presencestatus.h"
     36 #include "talk/base/sigslot.h"
     37 #include "talk/examples/call/callclient.h"
     38 
     39 namespace buzz {
     40 
     41 class PresencePushTask : public XmppTask {
     42  public:
     43   PresencePushTask(XmppTaskParentInterface* parent, CallClient* client)
     44     : XmppTask(parent, XmppEngine::HL_TYPE),
     45       client_(client) {}
     46   virtual int ProcessStart();
     47 
     48   sigslot::signal1<const PresenceStatus&> SignalStatusUpdate;
     49   sigslot::signal1<const Jid&> SignalMucJoined;
     50   sigslot::signal2<const Jid&, int> SignalMucLeft;
     51   sigslot::signal2<const Jid&, const MucPresenceStatus&> SignalMucStatusUpdate;
     52 
     53  protected:
     54   virtual bool HandleStanza(const XmlElement * stanza);
     55   void HandlePresence(const Jid& from, const XmlElement * stanza);
     56   void HandleMucPresence(buzz::Muc* muc,
     57                          const Jid& from, const XmlElement * stanza);
     58   static void FillStatus(const Jid& from, const XmlElement * stanza,
     59                          PresenceStatus* status);
     60   static void FillMucStatus(const Jid& from, const XmlElement * stanza,
     61                             MucPresenceStatus* status);
     62 
     63  private:
     64   CallClient* client_;
     65 };
     66 
     67 
     68 }
     69 
     70 #endif
     71