/*
* 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.lenya.cms.ac.usecases;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import org.apache.lenya.ac.Group;
import org.apache.lenya.ac.User;
import org.apache.lenya.cms.usecase.UsecaseException;
/**
* Usecase to edit a user's group affiliation.
*/
public class UserGroups extends AccessControlUsecase {
protected static final String USER_GROUPS = "userGroups";
protected static final String OTHER_GROUPS = "otherGroups";
protected static final String ADD = "add";
protected static final String REMOVE = "remove";
protected static final String USER_GROUP = "userGroup";
protected static final String OTHER_GROUP = "otherGroup";
/**
* @see org.apache.lenya.cms.usecase.AbstractUsecase#doExecute()
*/
protected void doExecute() throws Exception {
super.doExecute();
User user = getUser();
user.removeFromAllGroups();
List userGroups = (List) getParameter(USER_GROUPS);
for (Iterator i = userGroups.iterator(); i.hasNext();) {
Group group = (Group) i.next();
group.add(user);
}
user.save();
}
/**
* @see org.apache.lenya.cms.usecase.Usecase#advance()
*/
public void advance() throws UsecaseException {
super.advance();
String add = getParameterAsString(ADD);
String remove = getParameterAsString(REMOVE);
if (add != null || remove != null) {
List userGroups = (List) getParameter(USER_GROUPS);
List otherGroups = (List) getParameter(OTHER_GROUPS);
if (add != null) {
String groupId = getParameterAsString(OTHER_GROUP);
if (groupId != null) {
if (getLogger().isDebugEnabled()) {
getLogger().debug("add group [" + groupId + "]");
}
Group group = getGroupManager().getGroup(groupId);
userGroups.add(group);
otherGroups.remove(group);
}
}
if (remove != null) {
String groupId = getParameterAsString(USER_GROUP);
if (groupId != null) {
if (getLogger().isDebugEnabled()) {
getLogger().debug("remove group [" + groupId + "]");
}
Group group = getGroupManager().getGroup(groupId);
otherGroups.add(group);
userGroups.remove(group);
}
}
deleteParameter(ADD);
deleteParameter(REMOVE);
deleteParameter(USER_GROUP);
deleteParameter(OTHER_GROUP);
}
}
protected User getUser() {
String userId = getParameterAsString(UserProfile.USER_ID);
User user = getUserManager().getUser(userId);
if (user == null) {
throw new RuntimeException("User [" + userId + "] not found.");
}
return user;
}
protected void initParameters() {
super.initParameters();
Group[] userGroupArray = getUser().getGroups();
List userGroups = new ArrayList(Arrays.asList(userGroupArray));
setParameter(USER_GROUPS, userGroups);
Group[] allGroups = getGroupManager().getGroups();
List otherGroups = new ArrayList();
for (int i = 0; i < allGroups.length; i++) {
if (!userGroups.contains(allGroups[i])) {
otherGroups.add(allGroups[i]);
}
}
setParameter(OTHER_GROUPS, otherGroups);
}
}