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| 1 /* | |
| 2 * Copyright 2011 The WebRTC Project Authors. All rights reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #ifndef WEBRTC_LIBJINGLE_XMPP_PUBSUBCLIENT_H_ | |
| 12 #define WEBRTC_LIBJINGLE_XMPP_PUBSUBCLIENT_H_ | |
| 13 | |
| 14 #include <string> | |
| 15 #include <vector> | |
| 16 | |
| 17 #include "webrtc/libjingle/xmpp/jid.h" | |
| 18 #include "webrtc/libjingle/xmpp/pubsubtasks.h" | |
| 19 #include "webrtc/base/sigslot.h" | |
| 20 #include "webrtc/base/sigslotrepeater.h" | |
| 21 #include "webrtc/base/task.h" | |
| 22 | |
| 23 // Easy to use clients built on top of the tasks for XEP-0060 | |
| 24 // (http://xmpp.org/extensions/xep-0060.html). | |
| 25 | |
| 26 namespace buzz { | |
| 27 | |
| 28 class Jid; | |
| 29 class XmlElement; | |
| 30 class XmppTaskParentInterface; | |
| 31 | |
| 32 // An easy-to-use pubsub client that handles the three tasks of | |
| 33 // getting, publishing, and listening for updates. Tied to a specific | |
| 34 // pubsub jid and node. All you have to do is RequestItems, listen | |
| 35 // for SignalItems and PublishItems. | |
| 36 class PubSubClient : public sigslot::has_slots<> { | |
| 37 public: | |
| 38 PubSubClient(XmppTaskParentInterface* parent, | |
| 39 const Jid& pubsubjid, | |
| 40 const std::string& node) | |
| 41 : parent_(parent), | |
| 42 pubsubjid_(pubsubjid), | |
| 43 node_(node) {} | |
| 44 | |
| 45 const std::string& node() const { return node_; } | |
| 46 | |
| 47 // Requests the <pubsub><items>, which will be returned via | |
| 48 // SignalItems, or SignalRequestError if there is a failure. Should | |
| 49 // auto-subscribe. | |
| 50 void RequestItems(); | |
| 51 // Fired when either <pubsub><items> are returned or when | |
| 52 // <event><items> are received. | |
| 53 sigslot::signal2<PubSubClient*, | |
| 54 const std::vector<PubSubItem>&> SignalItems; | |
| 55 // Signal (this, error stanza) | |
| 56 sigslot::signal2<PubSubClient*, | |
| 57 const XmlElement*> SignalRequestError; | |
| 58 // Signal (this, task_id, item, error stanza) | |
| 59 sigslot::signal4<PubSubClient*, | |
| 60 const std::string&, | |
| 61 const XmlElement*, | |
| 62 const XmlElement*> SignalPublishError; | |
| 63 // Signal (this, task_id, item) | |
| 64 sigslot::signal3<PubSubClient*, | |
| 65 const std::string&, | |
| 66 const XmlElement*> SignalPublishResult; | |
| 67 // Signal (this, task_id, error stanza) | |
| 68 sigslot::signal3<PubSubClient*, | |
| 69 const std::string&, | |
| 70 const XmlElement*> SignalRetractError; | |
| 71 // Signal (this, task_id) | |
| 72 sigslot::signal2<PubSubClient*, | |
| 73 const std::string&> SignalRetractResult; | |
| 74 | |
| 75 // Publish an item. Takes ownership of payload. | |
| 76 void PublishItem(const std::string& itemid, | |
| 77 XmlElement* payload, | |
| 78 std::string* task_id_out); | |
| 79 // Publish an item. Takes ownership of children. | |
| 80 void PublishItem(const std::string& itemid, | |
| 81 const std::vector<XmlElement*>& children, | |
| 82 std::string* task_id_out); | |
| 83 // Retract (delete) an item. | |
| 84 void RetractItem(const std::string& itemid, | |
| 85 std::string* task_id_out); | |
| 86 | |
| 87 // Get the publisher nick if it exists from the pubsub item. | |
| 88 const std::string GetPublisherNickFromPubSubItem(const XmlElement* item_elem); | |
| 89 | |
| 90 private: | |
| 91 void OnRequestError(IqTask* task, | |
| 92 const XmlElement* stanza); | |
| 93 void OnRequestResult(PubSubRequestTask* task, | |
| 94 const std::vector<PubSubItem>& items); | |
| 95 void OnReceiveUpdate(PubSubReceiveTask* task, | |
| 96 const std::vector<PubSubItem>& items); | |
| 97 void OnPublishResult(PubSubPublishTask* task); | |
| 98 void OnPublishError(IqTask* task, | |
| 99 const XmlElement* stanza); | |
| 100 void OnRetractResult(PubSubRetractTask* task); | |
| 101 void OnRetractError(IqTask* task, | |
| 102 const XmlElement* stanza); | |
| 103 | |
| 104 XmppTaskParentInterface* parent_; | |
| 105 Jid pubsubjid_; | |
| 106 std::string node_; | |
| 107 }; | |
| 108 | |
| 109 } // namespace buzz | |
| 110 | |
| 111 #endif // WEBRTC_LIBJINGLE_XMPP_PUBSUBCLIENT_H_ | |
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Chromium Code Reviews
Issue 2617443003:
Remove webrtc/libjingle/{xmllite,xmpp} (Closed)
