001    /**
002     * Copyright (c) 2000-2013 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.documentlibrary.model.impl;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portal.kernel.log.Log;
020    import com.liferay.portal.kernel.log.LogFactoryUtil;
021    import com.liferay.portal.kernel.util.UnicodeProperties;
022    import com.liferay.portal.security.auth.PrincipalThreadLocal;
023    import com.liferay.portlet.documentlibrary.NoSuchFolderException;
024    import com.liferay.portlet.documentlibrary.model.DLFileEntry;
025    import com.liferay.portlet.documentlibrary.model.DLFolder;
026    import com.liferay.portlet.documentlibrary.service.DLFileEntryLocalServiceUtil;
027    import com.liferay.portlet.documentlibrary.service.DLFolderLocalServiceUtil;
028    import com.liferay.portlet.documentlibrary.util.DLUtil;
029    import com.liferay.portlet.expando.model.ExpandoBridge;
030    import com.liferay.portlet.expando.util.ExpandoBridgeFactoryUtil;
031    
032    import java.io.IOException;
033    import java.io.InputStream;
034    
035    /**
036     * @author Jorge Ferrer
037     * @author Alexander Chow
038     */
039    public class DLFileVersionImpl extends DLFileVersionBaseImpl {
040    
041            public DLFileVersionImpl() {
042            }
043    
044            @Override
045            public InputStream getContentStream(boolean incrementCounter)
046                    throws PortalException, SystemException {
047    
048                    return DLFileEntryLocalServiceUtil.getFileAsStream(
049                            PrincipalThreadLocal.getUserId(), getFileEntryId(), getVersion(),
050                            incrementCounter);
051            }
052    
053            @Override
054            public ExpandoBridge getExpandoBridge() {
055                    if (_expandoBridge == null) {
056                            _expandoBridge = ExpandoBridgeFactoryUtil.getExpandoBridge(
057                                    getCompanyId(), DLFileEntry.class.getName(), getPrimaryKey());
058                    }
059    
060                    return _expandoBridge;
061            }
062    
063            @Override
064            public String getExtraSettings() {
065                    if (_extraSettingsProperties == null) {
066                            return super.getExtraSettings();
067                    }
068                    else {
069                            return _extraSettingsProperties.toString();
070                    }
071            }
072    
073            @Override
074            public UnicodeProperties getExtraSettingsProperties() {
075                    if (_extraSettingsProperties == null) {
076                            _extraSettingsProperties = new UnicodeProperties(true);
077    
078                            try {
079                                    _extraSettingsProperties.load(super.getExtraSettings());
080                            }
081                            catch (IOException ioe) {
082                                    _log.error(ioe, ioe);
083                            }
084                    }
085    
086                    return _extraSettingsProperties;
087            }
088    
089            @Override
090            public DLFileEntry getFileEntry() throws PortalException, SystemException {
091                    return DLFileEntryLocalServiceUtil.getFileEntry(getFileEntryId());
092            }
093    
094            @Override
095            public DLFolder getFolder() throws PortalException, SystemException {
096                    if (getFolderId() <= 0) {
097                            return new DLFolderImpl();
098                    }
099    
100                    return DLFolderLocalServiceUtil.getFolder(getFolderId());
101            }
102    
103            @Override
104            public String getIcon() {
105                    return DLUtil.getFileIcon(getExtension());
106            }
107    
108            @Override
109            public DLFolder getTrashContainer()
110                    throws PortalException, SystemException {
111    
112                    DLFolder dlFolder = null;
113    
114                    try {
115                            dlFolder = getFolder();
116                    }
117                    catch (NoSuchFolderException nsfe) {
118                            return null;
119                    }
120    
121                    if (dlFolder.isInTrash()) {
122                            return dlFolder;
123                    }
124    
125                    return dlFolder.getTrashContainer();
126            }
127    
128            @Override
129            public boolean isInTrashContainer()
130                    throws PortalException, SystemException {
131    
132                    if (getTrashContainer() != null) {
133                            return true;
134                    }
135                    else {
136                            return false;
137                    }
138            }
139    
140            @Override
141            public void setExtraSettings(String extraSettings) {
142                    _extraSettingsProperties = null;
143    
144                    super.setExtraSettings(extraSettings);
145            }
146    
147            @Override
148            public void setExtraSettingsProperties(
149                    UnicodeProperties extraSettingsProperties) {
150    
151                    _extraSettingsProperties = extraSettingsProperties;
152    
153                    super.setExtraSettings(_extraSettingsProperties.toString());
154            }
155    
156            private static Log _log = LogFactoryUtil.getLog(DLFileVersionImpl.class);
157    
158            private transient ExpandoBridge _expandoBridge;
159            private UnicodeProperties _extraSettingsProperties;
160    
161    }