001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.communities.action;
016    
017    import com.liferay.portal.DuplicateGroupException;
018    import com.liferay.portal.GroupFriendlyURLException;
019    import com.liferay.portal.GroupNameException;
020    import com.liferay.portal.NoSuchGroupException;
021    import com.liferay.portal.RequiredGroupException;
022    import com.liferay.portal.kernel.dao.orm.QueryUtil;
023    import com.liferay.portal.kernel.servlet.SessionErrors;
024    import com.liferay.portal.kernel.util.Constants;
025    import com.liferay.portal.kernel.util.ParamUtil;
026    import com.liferay.portal.liveusers.LiveUsers;
027    import com.liferay.portal.model.Group;
028    import com.liferay.portal.model.GroupConstants;
029    import com.liferay.portal.model.MembershipRequest;
030    import com.liferay.portal.model.MembershipRequestConstants;
031    import com.liferay.portal.security.auth.PrincipalException;
032    import com.liferay.portal.service.GroupServiceUtil;
033    import com.liferay.portal.service.MembershipRequestLocalServiceUtil;
034    import com.liferay.portal.service.MembershipRequestServiceUtil;
035    import com.liferay.portal.service.ServiceContext;
036    import com.liferay.portal.service.ServiceContextFactory;
037    import com.liferay.portal.struts.PortletAction;
038    import com.liferay.portal.theme.ThemeDisplay;
039    import com.liferay.portal.util.PortalUtil;
040    import com.liferay.portal.util.WebKeys;
041    import com.liferay.portlet.communities.util.CommunitiesUtil;
042    
043    import java.util.List;
044    
045    import javax.portlet.ActionRequest;
046    import javax.portlet.ActionResponse;
047    import javax.portlet.PortletConfig;
048    import javax.portlet.RenderRequest;
049    import javax.portlet.RenderResponse;
050    
051    import org.apache.struts.action.ActionForm;
052    import org.apache.struts.action.ActionForward;
053    import org.apache.struts.action.ActionMapping;
054    
055    /**
056     * @author Brian Wing Shun Chan
057     */
058    public class EditGroupAction extends PortletAction {
059    
060            public void processAction(
061                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
062                            ActionRequest actionRequest, ActionResponse actionResponse)
063                    throws Exception {
064    
065                    String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
066    
067                    try {
068                            if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
069                                    updateGroup(actionRequest);
070                            }
071                            else if (cmd.equals(Constants.DELETE)) {
072                                    deleteGroup(actionRequest);
073                            }
074    
075                            sendRedirect(actionRequest, actionResponse);
076                    }
077                    catch (Exception e) {
078                            if (e instanceof NoSuchGroupException ||
079                                    e instanceof PrincipalException) {
080    
081                                    SessionErrors.add(actionRequest, e.getClass().getName());
082    
083                                    setForward(actionRequest, "portlet.communities.error");
084                            }
085                            else if (e instanceof DuplicateGroupException ||
086                                             e instanceof GroupFriendlyURLException ||
087                                             e instanceof GroupNameException ||
088                                             e instanceof RequiredGroupException) {
089    
090                                    SessionErrors.add(actionRequest, e.getClass().getName(), e);
091    
092                                    if (cmd.equals(Constants.DELETE)) {
093                                            actionResponse.sendRedirect(
094                                                    ParamUtil.getString(actionRequest, "redirect"));
095                                    }
096                            }
097                            else {
098                                    throw e;
099                            }
100                    }
101            }
102    
103            public ActionForward render(
104                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
105                            RenderRequest renderRequest, RenderResponse renderResponse)
106                    throws Exception {
107    
108                    try {
109                            ActionUtil.getGroup(renderRequest);
110                    }
111                    catch (Exception e) {
112                            if (e instanceof NoSuchGroupException ||
113                                    e instanceof PrincipalException) {
114    
115                                    SessionErrors.add(renderRequest, e.getClass().getName());
116    
117                                    return mapping.findForward("portlet.communities.error");
118                            }
119                            else {
120                                    throw e;
121                            }
122                    }
123    
124                    return mapping.findForward(
125                            getForward(renderRequest, "portlet.communities.edit_community"));
126            }
127    
128            protected void deleteGroup(ActionRequest actionRequest) throws Exception {
129                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
130                            WebKeys.THEME_DISPLAY);
131    
132                    long groupId = ParamUtil.getLong(actionRequest, "groupId");
133    
134                    if ((groupId == themeDisplay.getDoAsGroupId()) ||
135                            (groupId == themeDisplay.getScopeGroupId())) {
136    
137                            throw new RequiredGroupException(String.valueOf(groupId));
138                    }
139    
140                    GroupServiceUtil.deleteGroup(groupId);
141    
142                    LiveUsers.deleteGroup(themeDisplay.getCompanyId(), groupId);
143            }
144    
145            protected void updateGroup(ActionRequest actionRequest) throws Exception {
146                    ThemeDisplay themeDisplay = (ThemeDisplay)actionRequest.getAttribute(
147                            WebKeys.THEME_DISPLAY);
148    
149                    long userId = PortalUtil.getUserId(actionRequest);
150    
151                    long groupId = ParamUtil.getLong(actionRequest, "groupId");
152    
153                    String name = ParamUtil.getString(actionRequest, "name");
154                    String description = ParamUtil.getString(actionRequest, "description");
155                    int type = ParamUtil.getInteger(actionRequest, "type");
156                    String friendlyURL = ParamUtil.getString(actionRequest, "friendlyURL");
157                    boolean active = ParamUtil.getBoolean(actionRequest, "active");
158    
159                    ServiceContext serviceContext = ServiceContextFactory.getInstance(
160                            Group.class.getName(), actionRequest);
161    
162                    Group group = null;
163    
164                    if (groupId <= 0) {
165    
166                            // Add group
167    
168                            group = GroupServiceUtil.addGroup(
169                                    name, description, type, friendlyURL, active, serviceContext);
170    
171                            LiveUsers.joinGroup(
172                                    themeDisplay.getCompanyId(), group.getGroupId(), userId);
173                    }
174                    else {
175    
176                            // Update group
177    
178                            group = GroupServiceUtil.updateGroup(
179                                    groupId, name, description, type, friendlyURL, active,
180                                    serviceContext);
181    
182                            if (type == GroupConstants.TYPE_COMMUNITY_OPEN) {
183                                    List<MembershipRequest> membershipRequests =
184                                            MembershipRequestLocalServiceUtil.search(
185                                                    groupId, MembershipRequestConstants.STATUS_PENDING,
186                                                    QueryUtil.ALL_POS, QueryUtil.ALL_POS);
187    
188                                    for (MembershipRequest membershipRequest : membershipRequests) {
189                                            MembershipRequestServiceUtil.updateStatus(
190                                                    membershipRequest.getMembershipRequestId(),
191                                                    themeDisplay.translate(
192                                                            "your-membership-has-been-approved"),
193                                                    MembershipRequestConstants.STATUS_APPROVED);
194    
195                                            LiveUsers.joinGroup(
196                                                    themeDisplay.getCompanyId(),
197                                                    membershipRequest.getGroupId(),
198                                                    new long[] {membershipRequest.getUserId()});
199                                    }
200                            }
201                    }
202    
203                    // Layout set prototypes
204    
205                    long publicLayoutSetPrototypeId = ParamUtil.getLong(
206                            actionRequest, "publicLayoutSetPrototypeId");
207                    long privateLayoutSetPrototypeId = ParamUtil.getLong(
208                            actionRequest, "privateLayoutSetPrototypeId");
209    
210                    CommunitiesUtil.applyLayoutSetPrototypes(
211                            group, publicLayoutSetPrototypeId, privateLayoutSetPrototypeId);
212            }
213    
214    }