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1 /* | |
2 * Copyright 2004 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 #include "webrtc/libjingle/xmpp/constants.h" | |
12 #include "webrtc/libjingle/xmpp/discoitemsquerytask.h" | |
13 #include "webrtc/libjingle/xmpp/xmpptask.h" | |
14 | |
15 namespace buzz { | |
16 | |
17 DiscoItemsQueryTask::DiscoItemsQueryTask(XmppTaskParentInterface* parent, | |
18 const Jid& to, | |
19 const std::string& node) | |
20 : IqTask(parent, STR_GET, to, MakeRequest(node)) { | |
21 } | |
22 | |
23 XmlElement* DiscoItemsQueryTask::MakeRequest(const std::string& node) { | |
24 XmlElement* element = new XmlElement(QN_DISCO_ITEMS_QUERY, true); | |
25 if (!node.empty()) { | |
26 element->AddAttr(QN_NODE, node); | |
27 } | |
28 return element; | |
29 } | |
30 | |
31 void DiscoItemsQueryTask::HandleResult(const XmlElement* stanza) { | |
32 const XmlElement* query = stanza->FirstNamed(QN_DISCO_ITEMS_QUERY); | |
33 if (query) { | |
34 std::vector<DiscoItem> items; | |
35 for (const buzz::XmlChild* child = query->FirstChild(); child; | |
36 child = child->NextChild()) { | |
37 DiscoItem item; | |
38 const buzz::XmlElement* child_element = child->AsElement(); | |
39 if (ParseItem(child_element, &item)) { | |
40 items.push_back(item); | |
41 } | |
42 } | |
43 SignalResult(items); | |
44 } else { | |
45 SignalError(this, NULL); | |
46 } | |
47 } | |
48 | |
49 bool DiscoItemsQueryTask::ParseItem(const XmlElement* element, | |
50 DiscoItem* item) { | |
51 if (element->HasAttr(QN_JID)) { | |
52 return false; | |
53 } | |
54 | |
55 item->jid = element->Attr(QN_JID); | |
56 item->name = element->Attr(QN_NAME); | |
57 item->node = element->Attr(QN_NODE); | |
58 return true; | |
59 } | |
60 | |
61 } // namespace buzz | |
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