/**
* Copyright (C) 2010-2014 Morgner UG (haftungsbeschränkt)
*
* 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 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 java.util.logging.Level;
import java.util.logging.Logger;
import org.structr.common.error.FrameworkException;
import org.structr.core.entity.AbstractNode;
import org.structr.core.entity.Principal;
import org.structr.core.entity.Group;
import org.structr.websocket.StructrWebSocket;
import org.structr.websocket.message.MessageBuilder;
import org.structr.websocket.message.WebSocketMessage;
/**
*
* @author Axel Morgner
*/
public class AppendUserCommand extends AbstractCommand {
private static final Logger logger = Logger.getLogger(AppendUserCommand.class.getName());
static {
StructrWebSocket.addCommand(AppendUserCommand.class);
}
@Override
public void processMessage(WebSocketMessage webSocketData) {
String id = webSocketData.getId();
Map<String, Object> nodeData = webSocketData.getNodeData();
String parentId = (String) nodeData.get("parentId");
// check node to append
if (id == null) {
getWebSocket().send(MessageBuilder.status().code(422).message("Cannot append node, no id is given").build(), true);
return;
}
// check for parent ID
if (parentId == null) {
getWebSocket().send(MessageBuilder.status().code(422).message("Cannot add node without parentId").build(), true);
return;
}
// check if parent node with given ID exists
AbstractNode parentNode = getNode(parentId);
if (parentNode == null) {
getWebSocket().send(MessageBuilder.status().code(404).message("Parent node not found").build(), true);
return;
}
if (parentNode instanceof Group) {
Group group = (Group) parentNode;
Principal user = (Principal) getNode(id);
if (user != null) {
try {
group.addMember(user);
} catch (FrameworkException ex) {
logger.log(Level.SEVERE, null, ex);
getWebSocket().send(MessageBuilder.status().code(422).message("Cannot append file").build(), true);
}
}
} else {
// send exception
getWebSocket().send(MessageBuilder.status().code(422).message("Parent node is not instance of Folder").build(), true);
}
}
@Override
public String getCommand() {
return "APPEND_USER";
}
}