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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include "webrtc/base/sigslot.h"
#include "webrtc/libjingle/xmpp/presencestatus.h"
#include "webrtc/libjingle/xmpp/xmpptask.h"
namespace buzz {
// A task to receive presence status callbacks from the XMPP server.
class PresenceReceiveTask : public XmppTask {
// Arguments:
// parent a reference to task interface associated withe the XMPP client.
explicit PresenceReceiveTask(XmppTaskParentInterface* parent);
// Shuts down the thread associated with this task.
virtual ~PresenceReceiveTask();
// Starts pulling queued status messages and dispatching them to the
// PresenceUpdate() callback.
virtual int ProcessStart();
// Slot for presence message callbacks
sigslot::signal1<const PresenceStatus&> PresenceUpdate;
// Called by the XMPP engine when presence stanzas are received from the
// server.
virtual bool HandleStanza(const XmlElement * stanza);
// Handles presence stanzas by converting the data to PresenceStatus
// objects and passing those along to the SignalStatusUpadate() callback.
void HandlePresence(const Jid& from, const XmlElement * stanza);
// Extracts presence information for the presence stanza sent form the
// server.
static void DecodeStatus(const Jid& from, const XmlElement * stanza,
PresenceStatus* status);
} // namespace buzz