rhubarb-lip-sync/rhubarb/lib/webrtc-8d2248ff/webrtc/libjingle/xmpp/discoitemsquerytask.cc

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2016-06-21 20:13:05 +00:00
/*
* 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/libjingle/xmpp/constants.h"
#include "webrtc/libjingle/xmpp/discoitemsquerytask.h"
#include "webrtc/libjingle/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