1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "talk/base/scoped_ptr.h"
#include "talk/xmpp/constants.h"
#include "talk/xmpp/discoitemsquerytask.h"
#include "talk/xmpp/xmpptask.h"
namespace buzz {
DiscoItemsQueryTask::DiscoItemsQueryTask(XmppTaskParentInterface* parent,
const Jid& to,
const std::string& node)
: IqTask(parent, STR_GET, to, MakeRequest(node)) {
}
XmlElement* DiscoItemsQueryTask::MakeRequest(const std::string& node) {
XmlElement* element = new XmlElement(QN_DISCO_ITEMS_QUERY, true);
if (!node.empty()) {
element->AddAttr(QN_NODE, node);
}
return element;
}
void DiscoItemsQueryTask::HandleResult(const XmlElement* stanza) {
const XmlElement* query = stanza->FirstNamed(QN_DISCO_ITEMS_QUERY);
if (query) {
std::vector<DiscoItem> items;
for (const buzz::XmlChild* child = query->FirstChild(); child;
child = child->NextChild()) {
DiscoItem item;
const buzz::XmlElement* child_element = child->AsElement();
if (ParseItem(child_element, &item)) {
items.push_back(item);
}
}
SignalResult(items);
} else {
SignalError(this, NULL);
}
}
bool DiscoItemsQueryTask::ParseItem(const XmlElement* element,
DiscoItem* item) {
if (element->HasAttr(QN_JID)) {
return false;
}
item->jid = element->Attr(QN_JID);
item->name = element->Attr(QN_NAME);
item->node = element->Attr(QN_NODE);
return true;
}
} // namespace buzz
|
