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.dynamicdatalists.util;
016    
017    import com.liferay.portal.kernel.util.CSVUtil;
018    import com.liferay.portal.kernel.util.CharPool;
019    import com.liferay.portal.kernel.util.LocaleUtil;
020    import com.liferay.portal.kernel.util.OrderByComparator;
021    import com.liferay.portal.kernel.util.StringBundler;
022    import com.liferay.portal.kernel.util.StringPool;
023    import com.liferay.portlet.dynamicdatalists.model.DDLRecord;
024    import com.liferay.portlet.dynamicdatalists.model.DDLRecordSet;
025    import com.liferay.portlet.dynamicdatalists.model.DDLRecordVersion;
026    import com.liferay.portlet.dynamicdatalists.service.DDLRecordLocalServiceUtil;
027    import com.liferay.portlet.dynamicdatalists.service.DDLRecordSetServiceUtil;
028    import com.liferay.portlet.dynamicdatamapping.model.DDMStructure;
029    import com.liferay.portlet.dynamicdatamapping.storage.Field;
030    import com.liferay.portlet.dynamicdatamapping.storage.FieldConstants;
031    import com.liferay.portlet.dynamicdatamapping.storage.Fields;
032    import com.liferay.portlet.dynamicdatamapping.storage.StorageEngineUtil;
033    
034    import java.util.List;
035    import java.util.Map;
036    
037    /**
038     * @author Marcellus Tavares
039     * @author Manuel de la Pe??a
040     */
041    public class DDLCSVExporter extends BaseDDLExporter {
042    
043            @Override
044            protected byte[] doExport(
045                            long recordSetId, int status, int start, int end,
046                            OrderByComparator orderByComparator)
047                    throws Exception {
048    
049                    DDLRecordSet recordSet = DDLRecordSetServiceUtil.getRecordSet(
050                            recordSetId);
051    
052                    DDMStructure ddmStructure = recordSet.getDDMStructure();
053    
054                    Map<String, Map<String, String>> fieldsMap = ddmStructure.getFieldsMap(
055                            LocaleUtil.toLanguageId(getLocale()));
056    
057                    StringBundler sb = new StringBundler();
058    
059                    for (Map<String, String> fieldMap : fieldsMap.values()) {
060                            String label = fieldMap.get(FieldConstants.LABEL);
061    
062                            sb.append(label);
063                            sb.append(CharPool.COMMA);
064                    }
065    
066                    sb.setIndex(sb.index() - 1);
067                    sb.append(StringPool.NEW_LINE);
068    
069                    List<DDLRecord> records = DDLRecordLocalServiceUtil.getRecords(
070                            recordSetId, status, start, end, orderByComparator);
071    
072                    for (DDLRecord record : records) {
073                            DDLRecordVersion recordVersion = record.getRecordVersion();
074    
075                            Fields fields = StorageEngineUtil.getFields(
076                                    recordVersion.getDDMStorageId());
077    
078                            for (Map<String, String> fieldMap : fieldsMap.values()) {
079                                    String name = fieldMap.get(FieldConstants.NAME);
080                                    String value = StringPool.BLANK;
081    
082                                    if (fields.contains(name)) {
083                                            Field field = fields.get(name);
084    
085                                            value = field.getRenderedValue(getLocale());
086                                    }
087    
088                                    sb.append(CSVUtil.encode(value));
089                                    sb.append(CharPool.COMMA);
090                            }
091    
092                            sb.setIndex(sb.index() - 1);
093                            sb.append(StringPool.NEW_LINE);
094                    }
095    
096                    String csv = sb.toString();
097    
098                    return csv.getBytes();
099            }
100    
101    }