initial commit

iris-legacy/iris/xmpp-im/xmpp_discoinfotask.cpp

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+/*
+ * Copyright (C) 2001, 2002  Justin Karneges
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#include <QDomElement>
+#include <QString>
+
+#include "xmpp_task.h"
+#include "xmpp_jid.h"
+#include "xmpp_discoitem.h"
+#include "xmpp_discoinfotask.h"
+#include "xmpp_xmlcommon.h"
+
+using namespace XMPP;
+
+class DiscoInfoTask::Private
+{
+public:
+	Private() { }
+
+	QDomElement iq;
+	Jid jid;
+	QString node;
+	DiscoItem item;
+	XData xdata;
+};
+
+DiscoInfoTask::DiscoInfoTask(Task *parent)
+: Task(parent)
+{
+	d = new Private;
+}
+
+DiscoInfoTask::~DiscoInfoTask()
+{
+	delete d;
+}
+
+void DiscoInfoTask::get(const DiscoItem &item)
+{
+	DiscoItem::Identity id;
+	if ( item.identities().count() == 1 )
+		id = item.identities().first();
+	get(item.jid(), item.node(), id);
+}
+
+void DiscoInfoTask::get (const Jid &j, const QString &node, DiscoItem::Identity ident)
+{
+	d->item = DiscoItem(); // clear item
+
+	d->jid = j;
+	d->node = node;
+	d->iq = createIQ(doc(), "get", d->jid.full(), id());
+	QDomElement query = doc()->createElement("query");
+	query.setAttribute("xmlns", "http://jabber.org/protocol/disco#info");
+
+	if ( !node.isEmpty() )
+		query.setAttribute("node", node);
+
+	if ( !ident.category.isEmpty() && !ident.type.isEmpty() ) {
+		QDomElement i = doc()->createElement("item");
+
+		i.setAttribute("category", ident.category);
+		i.setAttribute("type", ident.type);
+		if ( !ident.name.isEmpty() )
+			i.setAttribute("name", ident.name);
+
+		query.appendChild( i );
+
+	}
+
+	d->iq.appendChild(query);
+}
+
+
+/**
+ * Original requested jid.
+ * Is here because sometimes the responder does not include this information
+ * in the reply.
+ */
+const Jid& DiscoInfoTask::jid() const
+{
+	return d->jid;
+}
+
+/**
+ * Original requested node.
+ * Is here because sometimes the responder does not include this information
+ * in the reply.
+ */
+const QString& DiscoInfoTask::node() const
+{
+	return d->node;
+}
+
+
+
+const DiscoItem &DiscoInfoTask::item() const
+{
+	return d->item;
+}
+
+const XData &DiscoInfoTask::xdata() const
+{
+	return d->xdata;
+}
+
+void DiscoInfoTask::onGo ()
+{
+	send(d->iq);
+}
+
+bool DiscoInfoTask::take(const QDomElement &x)
+{
+	if(!iqVerify(x, d->jid, id()))
+		return false;
+
+	if(x.attribute("type") == "result") {
+		QDomElement q = queryTag(x);
+
+		DiscoItem item;
+
+		item.setJid( d->jid );
+		item.setNode( q.attribute("node") );
+
+		QStringList features;
+		DiscoItem::Identities identities;
+
+		for(QDomNode n = q.firstChild(); !n.isNull(); n = n.nextSibling()) {
+			QDomElement e = n.toElement();
+			if( e.isNull() )
+				continue;
+
+			if ( e.tagName() == "feature" ) {
+				features << e.attribute("var");
+			}
+			else if ( e.tagName() == "identity" ) {
+				DiscoItem::Identity id;
+
+				id.category = e.attribute("category");
+				id.name     = e.attribute("name");
+				id.type     = e.attribute("type");
+
+				identities.append( id );
+			}
+			else if ( e.tagName() == "x" && e.attribute("xmlns") =="jabber:x:data" ) {
+				d->xdata.fromXml(e);
+			}
+		}
+
+		item.setFeatures( features );
+		item.setIdentities( identities );
+
+		d->item = item;
+
+		setSuccess(true);
+	}
+	else {
+		setError(x);
+	}
+
+	return true;
+}
+
+