ChatToolController.java

/**
 * <a href="http://www.openolat.org">
 * OpenOLAT - Online Learning and Training</a><br>
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License"); <br>
 * you may not use this file except in compliance with the License.<br>
 * You may obtain a copy of the License at the
 * <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache homepage</a>
 * <p>
 * Unless required by applicable law or agreed to in writing,<br>
 * software distributed under the License is distributed on an "AS IS" BASIS, <br>
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
 * See the License for the specific language governing permissions and <br>
 * limitations under the License.
 * <p>
 * Initial code contributed and copyrighted by<br>
 * frentix GmbH, http://www.frentix.com
 * <p>
 */
package org.olat.instantMessaging.ui;

import org.olat.core.CoreSpringFactory;
import org.olat.core.gui.UserRequest;
import org.olat.core.gui.components.Component;
import org.olat.core.gui.components.link.Link;
import org.olat.core.gui.components.link.LinkFactory;
import org.olat.core.gui.components.velocity.VelocityContainer;
import org.olat.core.gui.control.Event;
import org.olat.core.gui.control.WindowControl;
import org.olat.core.gui.control.controller.BasicController;
import org.olat.core.gui.media.MediaResource;
import org.olat.group.BusinessGroup;
import org.olat.instantMessaging.InstantMessagingService;
import org.olat.instantMessaging.OpenInstantMessageEvent;
import org.olat.instantMessaging.manager.ChatLogHelper;

/**
 * 
 * Initial date: 06.12.2012<br>
 * @author srosse, stephane.rosse@frentix.com, http://www.frentix.com
 */
public class ChatToolController extends BasicController {
	
	private final VelocityContainer mainVC;
	private final BusinessGroup resource;
	private final boolean isAdmin;
	private final Link openChatLink;
	private Link logLink;

	public ChatToolController(UserRequest ureq, WindowControl wControl, BusinessGroup resource, boolean isAdmin) {
		super(ureq, wControl);
		this.resource = resource;
		this.isAdmin = isAdmin;
		
		mainVC = createVelocityContainer("summary");
		mainVC.contextPut("isInAssessment", Boolean.FALSE);
		openChatLink = LinkFactory.createButton("openChat", mainVC, this);
		openChatLink.setElementCssClass("o_sel_im_open_tool_chat");
		if(isAdmin) {
			logLink = LinkFactory.createButton("logChat", mainVC, this);
		}
		
		putInitialPanel(mainVC);
	}
	
	@Override
	protected void doDispose() {
		//
	}

	@Override
	protected void event(UserRequest ureq, Component source, Event event) {
		if(openChatLink == source) {
			OpenInstantMessageEvent e = new OpenInstantMessageEvent(ureq, resource, resource.getName(), isAdmin);
			ureq.getUserSession().getSingleUserEventCenter().fireEventToListenersOf(e, InstantMessagingService.TOWER_EVENT_ORES);
		} else if(logLink == source) {
			downloadChatLog(ureq);
		}
	}
	
	private void downloadChatLog(UserRequest ureq) {
		ChatLogHelper helper = CoreSpringFactory.getImpl(ChatLogHelper.class);
		MediaResource download = helper.logMediaResource(resource, getLocale());
		ureq.getDispatchResult().setResultingMediaResource(download);
	}
}