15976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org/* 25976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * libjingle 35976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * Copyright 2004--2012, Google Inc. 45976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 55976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * Redistribution and use in source and binary forms, with or without 65976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * modification, are permitted provided that the following conditions are met: 75976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 85976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 1. Redistributions of source code must retain the above copyright notice, 95976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * this list of conditions and the following disclaimer. 105976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * 2. 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IN NO 195976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 205976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 215976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 225976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 235976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 245976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 255976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 265976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org */ 275976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 285976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#ifndef THIRD_PARTY_LIBJINGLE_FILES_TALK_XMPP_PRESENCERECEIVETASK_H_ 295976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#define THIRD_PARTY_LIBJINGLE_FILES_TALK_XMPP_PRESENCERECEIVETASK_H_ 305976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 315976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#include "talk/base/sigslot.h" 325976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 335976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#include "talk/xmpp/presencestatus.h" 345976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#include "talk/xmpp/xmpptask.h" 355976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 365976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.orgnamespace buzz { 375976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 385976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org// A task to receive presence status callbacks from the XMPP server. 395976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.orgclass PresenceReceiveTask : public XmppTask { 405976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org public: 415976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Arguments: 425976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // parent a reference to task interface associated withe the XMPP client. 435976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org explicit PresenceReceiveTask(XmppTaskParentInterface* parent); 445976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 455976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Shuts down the thread associated with this task. 465976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org virtual ~PresenceReceiveTask(); 475976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 485976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Starts pulling queued status messages and dispatching them to the 495976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // PresenceUpdate() callback. 505976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org virtual int ProcessStart(); 515976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 525976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Slot for presence message callbacks 535976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org sigslot::signal1<const PresenceStatus&> PresenceUpdate; 545976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 555976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org protected: 565976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Called by the XMPP engine when presence stanzas are received from the 575976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // server. 585976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org virtual bool HandleStanza(const XmlElement * stanza); 595976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 605976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org private: 615976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Handles presence stanzas by converting the data to PresenceStatus 625976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // objects and passing those along to the SignalStatusUpadate() callback. 635976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org void HandlePresence(const Jid& from, const XmlElement * stanza); 645976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 655976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // Extracts presence information for the presence stanza sent form the 665976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org // server. 675976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org static void DecodeStatus(const Jid& from, const XmlElement * stanza, 685976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org PresenceStatus* status); 695976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org}; 705976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 715976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org} // namespace buzz 725976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org 735976650443d68ccfadf1dea24999ee459dd2819mflodman@webrtc.org#endif // THIRD_PARTY_LIBJINGLE_FILES_TALK_XMPP_PRESENCERECEIVETASK_H_ 74