001    /**
002     * Copyright (c) 2000-present 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.messageboards.trash;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.repository.model.FileEntry;
019    import com.liferay.portal.kernel.trash.BaseTrashHandler;
020    import com.liferay.portal.model.ContainerModel;
021    import com.liferay.portal.model.TrashedModel;
022    import com.liferay.portal.portletfilerepository.PortletFileRepositoryUtil;
023    import com.liferay.portal.security.permission.PermissionChecker;
024    import com.liferay.portlet.documentlibrary.model.DLFileEntry;
025    import com.liferay.portlet.messageboards.model.MBMessage;
026    import com.liferay.portlet.messageboards.model.MBThread;
027    import com.liferay.portlet.messageboards.service.MBMessageLocalServiceUtil;
028    import com.liferay.portlet.messageboards.service.MBMessageServiceUtil;
029    import com.liferay.portlet.messageboards.service.MBThreadLocalServiceUtil;
030    import com.liferay.portlet.messageboards.service.permission.MBMessagePermission;
031    import com.liferay.portlet.messageboards.util.MBMessageAttachmentsUtil;
032    import com.liferay.portlet.trash.model.TrashEntry;
033    
034    /**
035     * Implements trash handling for message boards message entity.
036     *
037     * @author Zsolt Berentey
038     */
039    public class MBMessageTrashHandler extends BaseTrashHandler {
040    
041            @Override
042            public void deleteTrashEntry(long classPK) {
043            }
044    
045            @Override
046            public String getClassName() {
047                    return MBMessage.class.getName();
048            }
049    
050            @Override
051            public ContainerModel getContainerModel(long containerModelId)
052                    throws PortalException {
053    
054                    return MBThreadLocalServiceUtil.getThread(containerModelId);
055            }
056    
057            @Override
058            public String getContainerModelClassName(long classPK) {
059                    return MBThread.class.getName();
060            }
061    
062            @Override
063            public ContainerModel getParentContainerModel(TrashedModel trashedModel)
064                    throws PortalException {
065    
066                    MBMessage message = (MBMessage)trashedModel;
067    
068                    return getContainerModel(message.getThreadId());
069            }
070    
071            @Override
072            public TrashEntry getTrashEntry(long classPK) throws PortalException {
073                    MBMessage message = MBMessageLocalServiceUtil.getMessage(classPK);
074    
075                    return message.getTrashEntry();
076            }
077    
078            @Override
079            public boolean isDeletable() {
080                    return false;
081            }
082    
083            @Override
084            public boolean isInTrash(long classPK) throws PortalException {
085                    MBMessage message = MBMessageLocalServiceUtil.getMessage(classPK);
086    
087                    return message.isInTrash();
088            }
089    
090            @Override
091            public boolean isInTrashContainer(long classPK) throws PortalException {
092                    MBMessage message = MBMessageLocalServiceUtil.getMessage(classPK);
093    
094                    return message.isInTrashContainer();
095            }
096    
097            @Override
098            public void restoreRelatedTrashEntry(String className, long classPK)
099                    throws PortalException {
100    
101                    if (!className.equals(DLFileEntry.class.getName())) {
102                            return;
103                    }
104    
105                    FileEntry fileEntry = PortletFileRepositoryUtil.getPortletFileEntry(
106                            classPK);
107    
108                    MBMessage message = MBMessageAttachmentsUtil.getMessage(classPK);
109    
110                    MBMessageServiceUtil.restoreMessageAttachmentFromTrash(
111                            message.getMessageId(), fileEntry.getTitle());
112            }
113    
114            @Override
115            public void restoreTrashEntry(long userId, long classPK) {
116            }
117    
118            @Override
119            protected boolean hasPermission(
120                            PermissionChecker permissionChecker, long classPK, String actionId)
121                    throws PortalException {
122    
123                    return MBMessagePermission.contains(
124                            permissionChecker, classPK, actionId);
125            }
126    
127    }