115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
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/*
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* Copyright 2011 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_LIBJINGLE_XMPP_PUBSUBTASKS_H_
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#define WEBRTC_LIBJINGLE_XMPP_PUBSUBTASKS_H_
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#include <vector>
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#include "webrtc/libjingle/xmpp/iqtask.h"
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#include "webrtc/libjingle/xmpp/receivetask.h"
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#include "webrtc/base/sigslot.h"
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namespace buzz {
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// A PubSub itemid + payload. Useful for signaling items.
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struct PubSubItem {
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std::string itemid;
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// The entire <item>, owned by the stanza handler. To keep a
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// reference after handling, make a copy.
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const XmlElement* elem;
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};
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// An IqTask which gets a <pubsub><items> for a particular jid and
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// node, parses the items in the response and signals the items.
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class PubSubRequestTask : public IqTask {
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public:
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PubSubRequestTask(XmppTaskParentInterface* parent,
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const Jid& pubsubjid,
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const std::string& node);
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sigslot::signal2<PubSubRequestTask*,
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const std::vector<PubSubItem>&> SignalResult;
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// SignalError inherited by IqTask.
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private:
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virtual void HandleResult(const XmlElement* stanza);
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};
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// A ReceiveTask which listens for <event><items> of a particular
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// pubsub JID and node and then signals them items.
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class PubSubReceiveTask : public ReceiveTask {
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public:
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PubSubReceiveTask(XmppTaskParentInterface* parent,
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const Jid& pubsubjid,
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const std::string& node)
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: ReceiveTask(parent),
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pubsubjid_(pubsubjid),
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node_(node) {
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}
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virtual int ProcessStart();
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sigslot::signal2<PubSubReceiveTask*,
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const std::vector<PubSubItem>&> SignalUpdate;
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protected:
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virtual bool WantsStanza(const XmlElement* stanza);
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virtual void ReceiveStanza(const XmlElement* stanza);
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private:
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Jid pubsubjid_;
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std::string node_;
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};
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// An IqTask which publishes a <pubsub><publish><item> to a particular
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// pubsub jid and node.
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class PubSubPublishTask : public IqTask {
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public:
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// Takes ownership of children
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PubSubPublishTask(XmppTaskParentInterface* parent,
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const Jid& pubsubjid,
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const std::string& node,
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const std::string& itemid,
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const std::vector<XmlElement*>& children);
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const std::string& itemid() const { return itemid_; }
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sigslot::signal1<PubSubPublishTask*> SignalResult;
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private:
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// SignalError inherited by IqTask.
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virtual void HandleResult(const XmlElement* stanza);
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std::string itemid_;
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};
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// An IqTask which publishes a <pubsub><publish><retract> to a particular
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// pubsub jid and node.
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class PubSubRetractTask : public IqTask {
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public:
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PubSubRetractTask(XmppTaskParentInterface* parent,
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const Jid& pubsubjid,
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const std::string& node,
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const std::string& itemid);
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const std::string& itemid() const { return itemid_; }
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sigslot::signal1<PubSubRetractTask*> SignalResult;
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private:
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// SignalError inherited by IqTask.
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virtual void HandleResult(const XmlElement* stanza);
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std::string itemid_;
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};
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} // namespace buzz
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#endif // WEBRTC_LIBJINGLE_XMPP_PUBSUBTASKS_H_
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