/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.wicket.examples.hellobrowser;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Locale;
import java.util.TimeZone;
import org.apache.wicket.examples.WicketExamplePage;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.basic.MultiLineLabel;
import org.apache.wicket.model.AbstractReadOnlyModel;
import org.apache.wicket.model.IModel;
import org.apache.wicket.protocol.http.ClientProperties;
import org.apache.wicket.protocol.http.request.WebClientInfo;
/**
* Client snooping page.
*
* @author Eelco Hillenius
*/
public class HelloBrowser extends WicketExamplePage
{
/**
* Construct.
*/
public HelloBrowser()
{
// add a label that outputs a the client info object; it will result in
// the calls RequestCycle.getClientInfo -> Session.getClientInfo ->
// RequestCycle.newClientInfo. this is done once by default and
// afterwards cached in the session object. This application uses
// a custom requestcycle that overrides newClientInfo to not only
// look at the user-agent request header, but also snoops javascript
// properties by redirecting to a special page.
// don't use a property model here or anything else that is resolved
// during rendering, as changing the request target during rendering
// is not allowed.
final ClientProperties properties = ((WebClientInfo)getRequestCycle().getClientInfo())
.getProperties();
add(new MultiLineLabel("clientinfo", properties.toString()));
IModel clientTimeModel = new AbstractReadOnlyModel()
{
/**
* @see org.apache.wicket.model.AbstractReadOnlyModel#getObject()
*/
public Object getObject()
{
TimeZone timeZone = properties.getTimeZone();
if (timeZone != null)
{
Calendar cal = Calendar.getInstance(timeZone);
Locale locale = getLocale();
DateFormat dateFormat = DateFormat.getTimeInstance(DateFormat.LONG, locale);
String calAsString = dateFormat.format(cal.getTime());
StringBuffer b = new StringBuffer("Based on your settings, your time is: ");
b.append(calAsString);
b.append(" (and your time zone is ");
b.append(timeZone.getDisplayName(getLocale()));
b.append(")");
return b.toString();
}
return "Unfortunately, we were not able to figure out what your time zone is, so we have"
+ "no idea what your time is";
}
};
add(new Label("clienttime", clientTimeModel));
}
}