/*
* This program 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
* of the License, or (at your option) any later version.
*
* This program 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 program; if not, write to the Free Software Foundation
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.exist.xquery.modules.xmpp;
import java.util.Properties;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.proxy.ProxyInfo;
import org.jivesoftware.smack.proxy.ProxyInfo.ProxyType;
import org.jivesoftware.smack.ConnectionConfiguration;
import org.apache.log4j.Logger;
import org.exist.dom.QName;
import org.exist.xquery.BasicFunction;
import org.exist.xquery.Cardinality;
import org.exist.xquery.FunctionSignature;
import org.exist.xquery.XPathException;
import org.exist.xquery.XQueryContext;
import org.exist.xquery.modules.ModuleUtils;
import org.exist.xquery.value.FunctionParameterSequenceType;
import org.exist.xquery.value.FunctionReturnSequenceType;
import org.exist.xquery.value.IntegerValue;
import org.exist.xquery.value.NodeValue;
import org.exist.xquery.value.Sequence;
import org.exist.xquery.value.SequenceType;
import org.exist.xquery.value.Type;
public class XMPPConnectionFunction extends BasicFunction
{
protected static final Logger logger = Logger.getLogger(XMPPConnectionFunction.class);
public final static FunctionSignature signatures[] = {
new FunctionSignature(
new QName( "get-xmpp-connection", XMPPModule.NAMESPACE_URI, XMPPModule.PREFIX ),
"Create a XMPP connection.",
new SequenceType[]
{
new FunctionParameterSequenceType( "properties", Type.ELEMENT, Cardinality.EXACTLY_ONE,
"An optional connection properties in the form <properties><property name=\"\" value=\"\"/></properties>.")
},
new FunctionReturnSequenceType( Type.LONG, Cardinality.EXACTLY_ONE, "an xs:long representing the connection handle." )
)
};
public XMPPConnectionFunction( XQueryContext context, FunctionSignature signature )
{
super( context, signature );
}
public Sequence eval( Sequence[] args, Sequence contextSequence ) throws XPathException
{
Properties props = ModuleUtils.parseProperties( ((NodeValue) args[0].itemAt(0)).getNode() );
ProxyInfo proxy;
ConnectionConfiguration config;
if (props.containsKey("proxy.type")){
ProxyType type = ProxyType.valueOf(props.getProperty("proxy.type"));
String host = props.getProperty("proxy.host");
int port = new Integer(props.getProperty("proxy.port")).intValue();
String user = props.getProperty("proxy.user");
String passwd = props.getProperty("proxy.password");
proxy = new ProxyInfo(type, host, port, user, passwd);
} else proxy = null;
String service = props.getProperty("xmpp.service");
String host = props.getProperty("xmpp.host");
String tmp = props.getProperty("xmpp.port");
int port = tmp == null ? 5222 : new Integer(tmp).intValue();
if (proxy == null){
if (host == null)
config = new ConnectionConfiguration(service);
else if (service == null)
config = new ConnectionConfiguration(host, port);
else config = new ConnectionConfiguration(host, port, service);
} else {
if (host == null)
config = new ConnectionConfiguration(service, proxy);
else if (service == null)
config = new ConnectionConfiguration(host, port, proxy);
else config = new ConnectionConfiguration(host, port, service, proxy);
}
XMPPConnection connection = new XMPPConnection(config);
// store the connection and return the handle of the connection
IntegerValue integerValue = new IntegerValue( XMPPModule.storeConnection( connection ) );
return integerValue;
}
}