net.ftlines.wicket.fullcalendar.callback.GetEventsCallback.java Source code

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Here is the source code for net.ftlines.wicket.fullcalendar.callback.GetEventsCallback.java

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/**
 * Licensed 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 net.ftlines.wicket.fullcalendar.callback;

import net.ftlines.wicket.fullcalendar.EventProvider;
import net.ftlines.wicket.fullcalendar.EventSource;

import org.apache.wicket.request.Request;
import org.apache.wicket.request.handler.TextRequestHandler;
import org.apache.wicket.util.collections.MicroMap;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;

public class GetEventsCallback extends AbstractCallback {
    private static final String SOURCE_ID = "sid";

    public String getUrl(EventSource source) {
        return getUrl(new MicroMap<String, Object>(SOURCE_ID, source.getUuid()));
    }

    @Override
    protected void respond() {
        Request r = getCalendar().getRequest();

        String sid = r.getRequestParameters().getParameterValue(SOURCE_ID).toString();
        DateTime start = new DateTime(r.getRequestParameters().getParameterValue("start").toLong());
        DateTime end = new DateTime(r.getRequestParameters().getParameterValue("end").toLong());

        if (getCalendar().getConfig().isIgnoreTimezone()) {
            // Convert to same DateTime in local time zone.
            int remoteOffset = -r.getRequestParameters().getParameterValue("timezoneOffset").toInt();
            int localOffset = DateTimeZone.getDefault().getOffset(null) / 60000;
            int minutesAdjustment = remoteOffset - localOffset;
            start = start.plusMinutes(minutesAdjustment);
            end = end.plusMinutes(minutesAdjustment);
        }
        EventSource source = getCalendar().getEventManager().getEventSource(sid);
        EventProvider provider = source.getEventProvider();
        String response = getCalendar().toJson(provider.getEvents(start, end));

        getCalendar().getRequestCycle()
                .scheduleRequestHandlerAfterCurrent(new TextRequestHandler("application/json", "UTF-8", response));

    }
}