/**
* Copyright (C) 2010-2017 Structr GmbH
*
* This file is part of Structr <http://structr.org>.
*
* Structr is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* Structr 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Structr. If not, see <http://www.gnu.org/licenses/>.
*/
package org.structr.websocket.command;
import java.util.Map;
import org.structr.common.error.FrameworkException;
import org.structr.core.property.PropertyMap;
import org.structr.web.entity.LinkSource;
import org.structr.web.entity.Linkable;
import org.structr.websocket.StructrWebSocket;
import org.structr.websocket.message.MessageBuilder;
import org.structr.websocket.message.WebSocketMessage;
//~--- classes ----------------------------------------------------------------
/**
* Websocket command to create a LINK relationship between a LinkSource and a Linkable.
*
*
*/
public class LinkCommand extends AbstractCommand {
static {
StructrWebSocket.addCommand(LinkCommand.class);
}
@Override
public void processMessage(final WebSocketMessage webSocketData) {
final String sourceId = webSocketData.getId();
final Map<String, Object> properties = webSocketData.getNodeData();
final String targetId = (String) properties.get("targetId");
final LinkSource sourceNode = (LinkSource) getNode(sourceId);
final Linkable targetNode = (Linkable) getNode(targetId);
if ((sourceNode != null) && (targetNode != null)) {
try {
sourceNode.setProperties(sourceNode.getSecurityContext(), new PropertyMap(LinkSource.linkable, targetNode));
} catch (FrameworkException t) {
getWebSocket().send(MessageBuilder.status().code(400).message(t.getMessage()).build(), true);
}
} else {
getWebSocket().send(MessageBuilder.status().code(400).message("The LINK command needs id and targetId!").build(), true);
}
}
//~--- get methods ----------------------------------------------------
@Override
public String getCommand() {
return "LINK";
}
}