add initial implementation for Excel to XSL FO converter
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1162724 13f79535-47bb-0310-9956-ffa450edef68
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.converter;
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import org.apache.poi.hssf.usermodel.HSSFCell;
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import org.apache.poi.hssf.usermodel.HSSFCellStyle;
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import org.apache.poi.hssf.usermodel.HSSFDataFormatter;
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import org.apache.poi.hssf.usermodel.HSSFRichTextString;
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import org.apache.poi.hssf.usermodel.HSSFRow;
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import org.apache.poi.hssf.usermodel.HSSFSheet;
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import org.apache.poi.hwpf.converter.AbstractWordConverter;
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import org.apache.poi.ss.formula.eval.ErrorEval;
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import org.apache.poi.util.Beta;
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import org.w3c.dom.Document;
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/**
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* Common class for {@link ExcelToFoConverter} and {@link ExcelToHtmlConverter}
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*
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* @author Sergey Vladimirov (vlsergey {at} gmail {dot} com)
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* @see AbstractWordConverter
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*/
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@Beta
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public abstract class AbstractExcelConverter
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{
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protected static int getColumnWidth( HSSFSheet sheet, int columnIndex )
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{
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return ExcelToHtmlUtils.getColumnWidthInPx( sheet
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.getColumnWidth( columnIndex ) );
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}
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protected final HSSFDataFormatter _formatter = new HSSFDataFormatter();
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private boolean outputColumnHeaders = true;
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private boolean outputHiddenColumns = false;
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private boolean outputHiddenRows = false;
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private boolean outputLeadingSpacesAsNonBreaking = true;
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private boolean outputRowNumbers = true;
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/**
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* Generates name for output as column header in case
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* <tt>{@link #isOutputColumnHeaders()} == true</tt>
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*
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* @param columnIndex
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* 0-based column index
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*/
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protected String getColumnName( int columnIndex )
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{
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return String.valueOf( columnIndex + 1 );
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}
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protected abstract Document getDocument();
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/**
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* Generates name for output as row number in case
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* <tt>{@link #isOutputRowNumbers()} == true</tt>
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*/
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protected String getRowName( HSSFRow row )
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{
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return String.valueOf( row.getRowNum() + 1 );
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}
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public boolean isOutputColumnHeaders()
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{
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return outputColumnHeaders;
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}
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public boolean isOutputHiddenColumns()
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{
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return outputHiddenColumns;
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}
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public boolean isOutputHiddenRows()
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{
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return outputHiddenRows;
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}
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public boolean isOutputLeadingSpacesAsNonBreaking()
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{
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return outputLeadingSpacesAsNonBreaking;
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}
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public boolean isOutputRowNumbers()
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{
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return outputRowNumbers;
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}
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protected boolean isTextEmpty( HSSFCell cell )
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{
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final String value;
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switch ( cell.getCellType() )
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{
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case HSSFCell.CELL_TYPE_STRING:
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// XXX: enrich
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value = cell.getRichStringCellValue().getString();
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break;
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case HSSFCell.CELL_TYPE_FORMULA:
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switch ( cell.getCachedFormulaResultType() )
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{
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case HSSFCell.CELL_TYPE_STRING:
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HSSFRichTextString str = cell.getRichStringCellValue();
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if ( str == null || str.length() <= 0 )
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return false;
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value = str.toString();
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break;
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case HSSFCell.CELL_TYPE_NUMERIC:
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HSSFCellStyle style = cell.getCellStyle();
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if ( style == null )
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{
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return false;
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}
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value = ( _formatter.formatRawCellContents(
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cell.getNumericCellValue(), style.getDataFormat(),
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style.getDataFormatString() ) );
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break;
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case HSSFCell.CELL_TYPE_BOOLEAN:
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value = String.valueOf( cell.getBooleanCellValue() );
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break;
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case HSSFCell.CELL_TYPE_ERROR:
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value = ErrorEval.getText( cell.getErrorCellValue() );
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break;
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default:
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value = ExcelToHtmlUtils.EMPTY;
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break;
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}
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break;
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case HSSFCell.CELL_TYPE_BLANK:
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value = ExcelToHtmlUtils.EMPTY;
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break;
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case HSSFCell.CELL_TYPE_NUMERIC:
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value = _formatter.formatCellValue( cell );
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break;
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case HSSFCell.CELL_TYPE_BOOLEAN:
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value = String.valueOf( cell.getBooleanCellValue() );
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break;
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case HSSFCell.CELL_TYPE_ERROR:
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value = ErrorEval.getText( cell.getErrorCellValue() );
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break;
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default:
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return true;
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}
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return ExcelToHtmlUtils.isEmpty( value );
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}
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public void setOutputColumnHeaders( boolean outputColumnHeaders )
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{
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this.outputColumnHeaders = outputColumnHeaders;
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}
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public void setOutputHiddenColumns( boolean outputZeroWidthColumns )
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{
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this.outputHiddenColumns = outputZeroWidthColumns;
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}
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public void setOutputHiddenRows( boolean outputZeroHeightRows )
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{
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this.outputHiddenRows = outputZeroHeightRows;
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}
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public void setOutputLeadingSpacesAsNonBreaking(
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boolean outputPrePostSpacesAsNonBreaking )
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{
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this.outputLeadingSpacesAsNonBreaking = outputPrePostSpacesAsNonBreaking;
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}
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public void setOutputRowNumbers( boolean outputRowNumbers )
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{
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this.outputRowNumbers = outputRowNumbers;
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}
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}
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@ -0,0 +1,81 @@
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.converter;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.hwpf.converter.AbstractWordUtils;
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import org.apache.poi.util.Beta;
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import org.apache.poi.util.IOUtils;
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/**
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* Common class for {@link ExcelToFoUtils} and {@link ExcelToHtmlUtils}
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*
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* @author Sergey Vladimirov (vlsergey {at} gmail {dot} com)
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* @see AbstractWordUtils
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*/
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@Beta
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public class AbstractExcelUtils
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{
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static final String EMPTY = "";
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private static final short EXCEL_COLUMN_WIDTH_FACTOR = 256;
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private static final int UNIT_OFFSET_LENGTH = 7;
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/**
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* See <a href=
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* "http://apache-poi.1045710.n5.nabble.com/Excel-Column-Width-Unit-Converter-pixels-excel-column-width-units-td2301481.html"
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* >here</a> for Xio explanation and details
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*/
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public static int getColumnWidthInPx( int widthUnits )
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{
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int pixels = ( widthUnits / EXCEL_COLUMN_WIDTH_FACTOR )
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* UNIT_OFFSET_LENGTH;
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int offsetWidthUnits = widthUnits % EXCEL_COLUMN_WIDTH_FACTOR;
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pixels += Math.round( offsetWidthUnits
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/ ( (float) EXCEL_COLUMN_WIDTH_FACTOR / UNIT_OFFSET_LENGTH ) );
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return pixels;
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}
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static boolean isEmpty( String str )
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{
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return str == null || str.length() == 0;
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}
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static boolean isNotEmpty( String str )
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{
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return !isEmpty( str );
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}
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public static HSSFWorkbook loadXls( File xlsFile ) throws IOException
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{
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final FileInputStream inputStream = new FileInputStream( xlsFile );
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try
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{
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return new HSSFWorkbook( inputStream );
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}
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finally
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{
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IOUtils.closeQuietly( inputStream );
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}
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}
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}
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@ -0,0 +1,644 @@
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.converter;
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import java.io.File;
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import java.io.FileWriter;
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import java.util.ArrayList;
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import java.util.List;
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import javax.xml.parsers.DocumentBuilderFactory;
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import javax.xml.transform.OutputKeys;
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import javax.xml.transform.Transformer;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.dom.DOMSource;
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import javax.xml.transform.stream.StreamResult;
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import org.apache.poi.hpsf.SummaryInformation;
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import org.apache.poi.hssf.usermodel.HSSFCell;
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import org.apache.poi.hssf.usermodel.HSSFCellStyle;
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import org.apache.poi.hssf.usermodel.HSSFRichTextString;
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import org.apache.poi.hssf.usermodel.HSSFRow;
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import org.apache.poi.hssf.usermodel.HSSFSheet;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.hwpf.converter.FoDocumentFacade;
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import org.apache.poi.ss.formula.eval.ErrorEval;
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import org.apache.poi.ss.util.CellRangeAddress;
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import org.apache.poi.util.Beta;
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import org.apache.poi.util.POILogFactory;
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import org.apache.poi.util.POILogger;
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import org.w3c.dom.Document;
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import org.w3c.dom.Element;
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import org.w3c.dom.Text;
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/**
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* Converts xls files (97-2007) to XSL FO.
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*
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* @author Sergey Vladimirov (vlsergey {at} gmail {dot} com)
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*/
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@Beta
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public class ExcelToFoConverter extends AbstractExcelConverter
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{
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private static final float CM_PER_INCH = 2.54f;
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private static final float DPI = 72;
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private static final POILogger logger = POILogFactory
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.getLogger( ExcelToFoConverter.class );
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private static final float PAPER_A4_HEIGHT_INCHES = 29.4f / CM_PER_INCH;
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private static final float PAPER_A4_WIDTH_INCHES = 21.0f / CM_PER_INCH;
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/**
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* Java main() interface to interact with {@link ExcelToFoConverter}
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*
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* <p>
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* Usage: ExcelToHtmlConverter infile outfile
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* </p>
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* Where infile is an input .xls file ( Word 97-2007) which will be rendered
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* as XSL FO into outfile
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*/
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public static void main( String[] args )
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{
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if ( args.length < 2 )
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{
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System.err
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.println( "Usage: ExcelToFoConverter <inputFile.xls> <saveTo.xml>" );
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return;
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}
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System.out.println( "Converting " + args[0] );
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System.out.println( "Saving output to " + args[1] );
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try
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{
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Document doc = ExcelToHtmlConverter.process( new File( args[0] ) );
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FileWriter out = new FileWriter( args[1] );
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DOMSource domSource = new DOMSource( doc );
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StreamResult streamResult = new StreamResult( out );
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TransformerFactory tf = TransformerFactory.newInstance();
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Transformer serializer = tf.newTransformer();
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// TODO set encoding from a command argument
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serializer.setOutputProperty( OutputKeys.ENCODING, "UTF-8" );
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serializer.setOutputProperty( OutputKeys.INDENT, "no" );
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serializer.setOutputProperty( OutputKeys.METHOD, "xml" );
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serializer.transform( domSource, streamResult );
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out.close();
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}
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catch ( Exception e )
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{
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e.printStackTrace();
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}
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}
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/**
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* Converts Excel file (97-2007) into XSL FO file.
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*
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* @param xlsFile
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* file to process
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* @return DOM representation of result XSL FO
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*/
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public static Document process( File xlsFile ) throws Exception
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{
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final HSSFWorkbook workbook = ExcelToFoUtils.loadXls( xlsFile );
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||||||
|
ExcelToFoConverter excelToHtmlConverter = new ExcelToFoConverter(
|
||||||
|
DocumentBuilderFactory.newInstance().newDocumentBuilder()
|
||||||
|
.newDocument() );
|
||||||
|
excelToHtmlConverter.processWorkbook( workbook );
|
||||||
|
return excelToHtmlConverter.getDocument();
|
||||||
|
}
|
||||||
|
|
||||||
|
private final FoDocumentFacade foDocumentFacade;
|
||||||
|
|
||||||
|
public ExcelToFoConverter( Document document )
|
||||||
|
{
|
||||||
|
this.foDocumentFacade = new FoDocumentFacade( document );
|
||||||
|
}
|
||||||
|
|
||||||
|
protected String createPageMaster( HSSFSheet sheet, int maxSheetColumns,
|
||||||
|
String pageMasterName )
|
||||||
|
{
|
||||||
|
final float paperHeightIn;
|
||||||
|
final float paperWidthIn;
|
||||||
|
{
|
||||||
|
float requiredWidthIn = ExcelToFoUtils
|
||||||
|
.getColumnWidthInPx( getSheetWidth( sheet, maxSheetColumns ) )
|
||||||
|
/ DPI + 2;
|
||||||
|
|
||||||
|
if ( requiredWidthIn < PAPER_A4_WIDTH_INCHES )
|
||||||
|
{
|
||||||
|
// portrait orientation
|
||||||
|
paperWidthIn = PAPER_A4_WIDTH_INCHES;
|
||||||
|
paperHeightIn = PAPER_A4_HEIGHT_INCHES;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
// landscape orientation
|
||||||
|
paperWidthIn = requiredWidthIn;
|
||||||
|
paperHeightIn = paperWidthIn
|
||||||
|
* ( PAPER_A4_WIDTH_INCHES / PAPER_A4_HEIGHT_INCHES );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
final float leftMargin = 1;
|
||||||
|
final float rightMargin = 1;
|
||||||
|
final float topMargin = 1;
|
||||||
|
final float bottomMargin = 1;
|
||||||
|
|
||||||
|
Element pageMaster = foDocumentFacade
|
||||||
|
.addSimplePageMaster( pageMasterName );
|
||||||
|
pageMaster.setAttribute( "page-height", paperHeightIn + "in" );
|
||||||
|
pageMaster.setAttribute( "page-width", paperWidthIn + "in" );
|
||||||
|
|
||||||
|
Element regionBody = foDocumentFacade.addRegionBody( pageMaster );
|
||||||
|
regionBody.setAttribute( "margin", topMargin + "in " + rightMargin
|
||||||
|
+ "in " + bottomMargin + "in " + leftMargin + "in" );
|
||||||
|
|
||||||
|
return pageMasterName;
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
protected Document getDocument()
|
||||||
|
{
|
||||||
|
return foDocumentFacade.getDocument();
|
||||||
|
}
|
||||||
|
|
||||||
|
protected int getSheetWidth( HSSFSheet sheet, int maxSheetColumns )
|
||||||
|
{
|
||||||
|
int width = 0;
|
||||||
|
if ( isOutputRowNumbers() )
|
||||||
|
{
|
||||||
|
width += sheet.getDefaultColumnWidth();
|
||||||
|
}
|
||||||
|
|
||||||
|
for ( int columnIndex = 0; columnIndex < maxSheetColumns; columnIndex++ )
|
||||||
|
{
|
||||||
|
if ( !isOutputHiddenColumns() && sheet.isColumnHidden( columnIndex ) )
|
||||||
|
continue;
|
||||||
|
width += sheet.getColumnWidth( columnIndex );
|
||||||
|
}
|
||||||
|
return width;
|
||||||
|
}
|
||||||
|
|
||||||
|
protected boolean processCell( HSSFCell cell, Element tableCellElement,
|
||||||
|
int normalWidthPx, int maxSpannedWidthPx, float normalHeightPt )
|
||||||
|
{
|
||||||
|
final HSSFCellStyle cellStyle = cell.getCellStyle();
|
||||||
|
|
||||||
|
String value;
|
||||||
|
switch ( cell.getCellType() )
|
||||||
|
{
|
||||||
|
case HSSFCell.CELL_TYPE_STRING:
|
||||||
|
// XXX: enrich
|
||||||
|
value = cell.getRichStringCellValue().getString();
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_FORMULA:
|
||||||
|
switch ( cell.getCachedFormulaResultType() )
|
||||||
|
{
|
||||||
|
case HSSFCell.CELL_TYPE_STRING:
|
||||||
|
HSSFRichTextString str = cell.getRichStringCellValue();
|
||||||
|
if ( str != null && str.length() > 0 )
|
||||||
|
{
|
||||||
|
value = ( str.toString() );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
value = ExcelToHtmlUtils.EMPTY;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_NUMERIC:
|
||||||
|
HSSFCellStyle style = cellStyle;
|
||||||
|
if ( style == null )
|
||||||
|
{
|
||||||
|
value = String.valueOf( cell.getNumericCellValue() );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
value = ( _formatter.formatRawCellContents(
|
||||||
|
cell.getNumericCellValue(), style.getDataFormat(),
|
||||||
|
style.getDataFormatString() ) );
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_BOOLEAN:
|
||||||
|
value = String.valueOf( cell.getBooleanCellValue() );
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_ERROR:
|
||||||
|
value = ErrorEval.getText( cell.getErrorCellValue() );
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
logger.log(
|
||||||
|
POILogger.WARN,
|
||||||
|
"Unexpected cell cachedFormulaResultType ("
|
||||||
|
+ cell.getCachedFormulaResultType() + ")" );
|
||||||
|
value = ExcelToHtmlUtils.EMPTY;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_BLANK:
|
||||||
|
value = ExcelToHtmlUtils.EMPTY;
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_NUMERIC:
|
||||||
|
value = _formatter.formatCellValue( cell );
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_BOOLEAN:
|
||||||
|
value = String.valueOf( cell.getBooleanCellValue() );
|
||||||
|
break;
|
||||||
|
case HSSFCell.CELL_TYPE_ERROR:
|
||||||
|
value = ErrorEval.getText( cell.getErrorCellValue() );
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
logger.log( POILogger.WARN,
|
||||||
|
"Unexpected cell type (" + cell.getCellType() + ")" );
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
final boolean noText = ExcelToHtmlUtils.isEmpty( value );
|
||||||
|
// final boolean wrapInDivs = !noText && isUseDivsToSpan()
|
||||||
|
// && !cellStyle.getWrapText();
|
||||||
|
|
||||||
|
final short cellStyleIndex = cellStyle.getIndex();
|
||||||
|
if ( cellStyleIndex != 0 )
|
||||||
|
{
|
||||||
|
// HSSFWorkbook workbook = cell.getRow().getSheet().getWorkbook();
|
||||||
|
// String mainCssClass = getStyleClassName( workbook, cellStyle );
|
||||||
|
// if ( wrapInDivs )
|
||||||
|
// {
|
||||||
|
// tableCellElement.setAttribute( "class", mainCssClass + " "
|
||||||
|
// + cssClassContainerCell );
|
||||||
|
// }
|
||||||
|
// else
|
||||||
|
// {
|
||||||
|
// tableCellElement.setAttribute( "class", mainCssClass );
|
||||||
|
// }
|
||||||
|
|
||||||
|
if ( noText )
|
||||||
|
{
|
||||||
|
/*
|
||||||
|
* if cell style is defined (like borders, etc.) but cell text
|
||||||
|
* is empty, add " " to output, so browser won't collapse
|
||||||
|
* and ignore cell
|
||||||
|
*/
|
||||||
|
value = "\u00A0";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( isOutputLeadingSpacesAsNonBreaking() && value.startsWith( " " ) )
|
||||||
|
{
|
||||||
|
StringBuilder builder = new StringBuilder();
|
||||||
|
for ( int c = 0; c < value.length(); c++ )
|
||||||
|
{
|
||||||
|
if ( value.charAt( c ) != ' ' )
|
||||||
|
break;
|
||||||
|
builder.append( '\u00a0' );
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( value.length() != builder.length() )
|
||||||
|
builder.append( value.substring( builder.length() ) );
|
||||||
|
|
||||||
|
value = builder.toString();
|
||||||
|
}
|
||||||
|
|
||||||
|
Text text = foDocumentFacade.createText( value );
|
||||||
|
|
||||||
|
// if ( wrapInDivs )
|
||||||
|
// {
|
||||||
|
// Element outerDiv = htmlDocumentFacade.createBlock();
|
||||||
|
// outerDiv.setAttribute( "class", this.cssClassContainerDiv );
|
||||||
|
//
|
||||||
|
// Element innerDiv = htmlDocumentFacade.createBlock();
|
||||||
|
// StringBuilder innerDivStyle = new StringBuilder();
|
||||||
|
// innerDivStyle.append( "position:absolute;min-width:" );
|
||||||
|
// innerDivStyle.append( normalWidthPx );
|
||||||
|
// innerDivStyle.append( "px;" );
|
||||||
|
// if ( maxSpannedWidthPx != Integer.MAX_VALUE )
|
||||||
|
// {
|
||||||
|
// innerDivStyle.append( "max-width:" );
|
||||||
|
// innerDivStyle.append( maxSpannedWidthPx );
|
||||||
|
// innerDivStyle.append( "px;" );
|
||||||
|
// }
|
||||||
|
// innerDivStyle.append( "overflow:hidden;max-height:" );
|
||||||
|
// innerDivStyle.append( normalHeightPt );
|
||||||
|
// innerDivStyle.append( "pt;white-space:nowrap;" );
|
||||||
|
// ExcelToHtmlUtils.appendAlign( innerDivStyle,
|
||||||
|
// cellStyle.getAlignment() );
|
||||||
|
// htmlDocumentFacade.addStyleClass( outerDiv, "d",
|
||||||
|
// innerDivStyle.toString() );
|
||||||
|
//
|
||||||
|
// innerDiv.appendChild( text );
|
||||||
|
// outerDiv.appendChild( innerDiv );
|
||||||
|
// tableCellElement.appendChild( outerDiv );
|
||||||
|
// }
|
||||||
|
// else
|
||||||
|
{
|
||||||
|
tableCellElement.appendChild( text );
|
||||||
|
}
|
||||||
|
|
||||||
|
return ExcelToHtmlUtils.isEmpty( value ) && cellStyleIndex == 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
protected void processColumnHeaders( HSSFSheet sheet, int maxSheetColumns,
|
||||||
|
Element table )
|
||||||
|
{
|
||||||
|
Element tableHeader = foDocumentFacade.createTableHeader();
|
||||||
|
Element row = foDocumentFacade.createTableRow();
|
||||||
|
|
||||||
|
if ( isOutputRowNumbers() )
|
||||||
|
{
|
||||||
|
// empty cell at left-top corner
|
||||||
|
row.appendChild( foDocumentFacade.createTableCell() );
|
||||||
|
}
|
||||||
|
|
||||||
|
for ( int c = 0; c < maxSheetColumns; c++ )
|
||||||
|
{
|
||||||
|
if ( !isOutputHiddenColumns() && sheet.isColumnHidden( c ) )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
Element cell = foDocumentFacade.createTableCell();
|
||||||
|
String text = getColumnName( c );
|
||||||
|
cell.appendChild( foDocumentFacade.createText( text ) );
|
||||||
|
row.appendChild( cell );
|
||||||
|
}
|
||||||
|
|
||||||
|
tableHeader.appendChild( row );
|
||||||
|
table.appendChild( tableHeader );
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Creates COLGROUP element with width specified for all columns. (Except
|
||||||
|
* first if <tt>{@link #isOutputRowNumbers()}==true</tt>)
|
||||||
|
*/
|
||||||
|
protected void processColumnWidths( HSSFSheet sheet, int maxSheetColumns,
|
||||||
|
Element table )
|
||||||
|
{
|
||||||
|
if ( isOutputRowNumbers() )
|
||||||
|
{
|
||||||
|
table.appendChild( foDocumentFacade.createTableColumn() );
|
||||||
|
}
|
||||||
|
|
||||||
|
for ( int c = 0; c < maxSheetColumns; c++ )
|
||||||
|
{
|
||||||
|
if ( !isOutputHiddenColumns() && sheet.isColumnHidden( c ) )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
Element col = foDocumentFacade.createTableColumn();
|
||||||
|
col.setAttribute( "column-width",
|
||||||
|
String.valueOf( getColumnWidth( sheet, c ) / DPI ) + "in" );
|
||||||
|
table.appendChild( col );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
protected void processDocumentInformation(
|
||||||
|
SummaryInformation summaryInformation )
|
||||||
|
{
|
||||||
|
if ( ExcelToFoUtils.isNotEmpty( summaryInformation.getTitle() ) )
|
||||||
|
foDocumentFacade.setTitle( summaryInformation.getTitle() );
|
||||||
|
|
||||||
|
if ( ExcelToFoUtils.isNotEmpty( summaryInformation.getAuthor() ) )
|
||||||
|
foDocumentFacade.setCreator( summaryInformation.getAuthor() );
|
||||||
|
|
||||||
|
if ( ExcelToFoUtils.isNotEmpty( summaryInformation.getKeywords() ) )
|
||||||
|
foDocumentFacade.setKeywords( summaryInformation.getKeywords() );
|
||||||
|
|
||||||
|
if ( ExcelToFoUtils.isNotEmpty( summaryInformation.getComments() ) )
|
||||||
|
foDocumentFacade.setDescription( summaryInformation.getComments() );
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @return maximum 1-base index of column that were rendered, zero if none
|
||||||
|
*/
|
||||||
|
protected int processRow( CellRangeAddress[][] mergedRanges, HSSFRow row,
|
||||||
|
Element tableRowElement )
|
||||||
|
{
|
||||||
|
final HSSFSheet sheet = row.getSheet();
|
||||||
|
final short maxColIx = row.getLastCellNum();
|
||||||
|
if ( maxColIx <= 0 )
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
final List<Element> emptyCells = new ArrayList<Element>( maxColIx );
|
||||||
|
|
||||||
|
if ( isOutputRowNumbers() )
|
||||||
|
{
|
||||||
|
Element tableRowNumberCellElement = foDocumentFacade
|
||||||
|
.createTableCell();
|
||||||
|
processRowNumber( row, tableRowNumberCellElement );
|
||||||
|
emptyCells.add( tableRowNumberCellElement );
|
||||||
|
}
|
||||||
|
|
||||||
|
int maxRenderedColumn = 0;
|
||||||
|
for ( int colIx = 0; colIx < maxColIx; colIx++ )
|
||||||
|
{
|
||||||
|
if ( !isOutputHiddenColumns() && sheet.isColumnHidden( colIx ) )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
CellRangeAddress range = ExcelToHtmlUtils.getMergedRange(
|
||||||
|
mergedRanges, row.getRowNum(), colIx );
|
||||||
|
|
||||||
|
if ( range != null
|
||||||
|
&& ( range.getFirstColumn() != colIx || range.getFirstRow() != row
|
||||||
|
.getRowNum() ) )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
HSSFCell cell = row.getCell( colIx );
|
||||||
|
|
||||||
|
int divWidthPx = 0;
|
||||||
|
// if ( isUseDivsToSpan() )
|
||||||
|
// {
|
||||||
|
// divWidthPx = getColumnWidth( sheet, colIx );
|
||||||
|
//
|
||||||
|
// boolean hasBreaks = false;
|
||||||
|
// for ( int nextColumnIndex = colIx + 1; nextColumnIndex <
|
||||||
|
// maxColIx; nextColumnIndex++ )
|
||||||
|
// {
|
||||||
|
// if ( !isOutputHiddenColumns()
|
||||||
|
// && sheet.isColumnHidden( nextColumnIndex ) )
|
||||||
|
// continue;
|
||||||
|
//
|
||||||
|
// if ( row.getCell( nextColumnIndex ) != null
|
||||||
|
// && !isTextEmpty( row.getCell( nextColumnIndex ) ) )
|
||||||
|
// {
|
||||||
|
// hasBreaks = true;
|
||||||
|
// break;
|
||||||
|
// }
|
||||||
|
//
|
||||||
|
// divWidthPx += getColumnWidth( sheet, nextColumnIndex );
|
||||||
|
// }
|
||||||
|
//
|
||||||
|
// if ( !hasBreaks )
|
||||||
|
// divWidthPx = Integer.MAX_VALUE;
|
||||||
|
// }
|
||||||
|
|
||||||
|
Element tableCellElement = foDocumentFacade.createTableCell();
|
||||||
|
|
||||||
|
if ( range != null )
|
||||||
|
{
|
||||||
|
if ( range.getFirstColumn() != range.getLastColumn() )
|
||||||
|
tableCellElement.setAttribute(
|
||||||
|
"number-columns-spanned",
|
||||||
|
String.valueOf( range.getLastColumn()
|
||||||
|
- range.getFirstColumn() + 1 ) );
|
||||||
|
if ( range.getFirstRow() != range.getLastRow() )
|
||||||
|
tableCellElement.setAttribute(
|
||||||
|
"number-rows-spanned",
|
||||||
|
String.valueOf( range.getLastRow()
|
||||||
|
- range.getFirstRow() + 1 ) );
|
||||||
|
}
|
||||||
|
|
||||||
|
boolean emptyCell;
|
||||||
|
if ( cell != null )
|
||||||
|
{
|
||||||
|
emptyCell = processCell( cell, tableCellElement,
|
||||||
|
getColumnWidth( sheet, colIx ), divWidthPx,
|
||||||
|
row.getHeight() / 20f );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
emptyCell = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( emptyCell )
|
||||||
|
{
|
||||||
|
emptyCells.add( tableCellElement );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
for ( Element emptyCellElement : emptyCells )
|
||||||
|
{
|
||||||
|
tableRowElement.appendChild( emptyCellElement );
|
||||||
|
}
|
||||||
|
emptyCells.clear();
|
||||||
|
|
||||||
|
tableRowElement.appendChild( tableCellElement );
|
||||||
|
maxRenderedColumn = colIx;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return maxRenderedColumn + 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
protected void processRowNumber( HSSFRow row,
|
||||||
|
Element tableRowNumberCellElement )
|
||||||
|
{
|
||||||
|
Text text = foDocumentFacade.createText( getRowName( row ) );
|
||||||
|
tableRowNumberCellElement.appendChild( text );
|
||||||
|
}
|
||||||
|
|
||||||
|
protected int processSheet( HSSFSheet sheet, Element flow )
|
||||||
|
{
|
||||||
|
final int physicalNumberOfRows = sheet.getPhysicalNumberOfRows();
|
||||||
|
if ( physicalNumberOfRows <= 0 )
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
processSheetName( sheet, flow );
|
||||||
|
|
||||||
|
Element table = foDocumentFacade.createTable();
|
||||||
|
Element tableBody = foDocumentFacade.createTableBody();
|
||||||
|
|
||||||
|
final CellRangeAddress[][] mergedRanges = ExcelToHtmlUtils
|
||||||
|
.buildMergedRangesMap( sheet );
|
||||||
|
|
||||||
|
final List<Element> emptyRowElements = new ArrayList<Element>(
|
||||||
|
physicalNumberOfRows );
|
||||||
|
int maxSheetColumns = 1;
|
||||||
|
for ( int r = 0; r < physicalNumberOfRows; r++ )
|
||||||
|
{
|
||||||
|
HSSFRow row = sheet.getRow( r );
|
||||||
|
|
||||||
|
if ( row == null )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
if ( !isOutputHiddenRows() && row.getZeroHeight() )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
Element tableRowElement = foDocumentFacade.createTableRow();
|
||||||
|
tableRowElement.setAttribute( "height", row.getHeight() / 20f
|
||||||
|
+ "pt" );
|
||||||
|
|
||||||
|
int maxRowColumnNumber = processRow( mergedRanges, row,
|
||||||
|
tableRowElement );
|
||||||
|
|
||||||
|
if ( maxRowColumnNumber == 0 )
|
||||||
|
{
|
||||||
|
emptyRowElements.add( tableRowElement );
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
if ( !emptyRowElements.isEmpty() )
|
||||||
|
{
|
||||||
|
for ( Element emptyRowElement : emptyRowElements )
|
||||||
|
{
|
||||||
|
tableBody.appendChild( emptyRowElement );
|
||||||
|
}
|
||||||
|
emptyRowElements.clear();
|
||||||
|
}
|
||||||
|
|
||||||
|
tableBody.appendChild( tableRowElement );
|
||||||
|
}
|
||||||
|
maxSheetColumns = Math.max( maxSheetColumns, maxRowColumnNumber );
|
||||||
|
}
|
||||||
|
|
||||||
|
processColumnWidths( sheet, maxSheetColumns, table );
|
||||||
|
|
||||||
|
if ( isOutputColumnHeaders() )
|
||||||
|
{
|
||||||
|
processColumnHeaders( sheet, maxSheetColumns, table );
|
||||||
|
}
|
||||||
|
|
||||||
|
table.appendChild( tableBody );
|
||||||
|
flow.appendChild( table );
|
||||||
|
|
||||||
|
return maxSheetColumns;
|
||||||
|
}
|
||||||
|
|
||||||
|
protected void processSheetName( HSSFSheet sheet, Element flow )
|
||||||
|
{
|
||||||
|
Element titleBlock = foDocumentFacade.createBlock();
|
||||||
|
Element titleInline = foDocumentFacade.createInline();
|
||||||
|
titleInline.appendChild( foDocumentFacade.createText( sheet
|
||||||
|
.getSheetName() ) );
|
||||||
|
titleBlock.appendChild( titleInline );
|
||||||
|
flow.appendChild( titleBlock );
|
||||||
|
}
|
||||||
|
|
||||||
|
public void processWorkbook( HSSFWorkbook workbook )
|
||||||
|
{
|
||||||
|
final SummaryInformation summaryInformation = workbook
|
||||||
|
.getSummaryInformation();
|
||||||
|
if ( summaryInformation != null )
|
||||||
|
{
|
||||||
|
processDocumentInformation( summaryInformation );
|
||||||
|
}
|
||||||
|
|
||||||
|
for ( int s = 0; s < workbook.getNumberOfSheets(); s++ )
|
||||||
|
{
|
||||||
|
String pageMasterName = "sheet-" + s;
|
||||||
|
|
||||||
|
Element pageSequence = foDocumentFacade
|
||||||
|
.addPageSequence( pageMasterName );
|
||||||
|
Element flow = foDocumentFacade.addFlowToPageSequence(
|
||||||
|
pageSequence, "xsl-region-body" );
|
||||||
|
|
||||||
|
HSSFSheet sheet = workbook.getSheetAt( s );
|
||||||
|
int maxSheetColumns = processSheet( sheet, flow );
|
||||||
|
|
||||||
|
if ( maxSheetColumns != 0 )
|
||||||
|
createPageMaster( sheet, maxSheetColumns, pageMasterName );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
@ -0,0 +1,25 @@
|
|||||||
|
/* ====================================================================
|
||||||
|
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.poi.hssf.converter;
|
||||||
|
|
||||||
|
import org.apache.poi.util.Beta;
|
||||||
|
|
||||||
|
@Beta
|
||||||
|
public class ExcelToFoUtils extends AbstractExcelUtils
|
||||||
|
{
|
||||||
|
|
||||||
|
}
|
@ -33,7 +33,6 @@ import javax.xml.transform.stream.StreamResult;
|
|||||||
import org.apache.poi.hpsf.SummaryInformation;
|
import org.apache.poi.hpsf.SummaryInformation;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFCell;
|
import org.apache.poi.hssf.usermodel.HSSFCell;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
|
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFDataFormatter;
|
|
||||||
import org.apache.poi.hssf.usermodel.HSSFFont;
|
import org.apache.poi.hssf.usermodel.HSSFFont;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFRichTextString;
|
import org.apache.poi.hssf.usermodel.HSSFRichTextString;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFRow;
|
import org.apache.poi.hssf.usermodel.HSSFRow;
|
||||||
@ -43,6 +42,7 @@ import org.apache.poi.hssf.util.HSSFColor;
|
|||||||
import org.apache.poi.hwpf.converter.HtmlDocumentFacade;
|
import org.apache.poi.hwpf.converter.HtmlDocumentFacade;
|
||||||
import org.apache.poi.ss.formula.eval.ErrorEval;
|
import org.apache.poi.ss.formula.eval.ErrorEval;
|
||||||
import org.apache.poi.ss.util.CellRangeAddress;
|
import org.apache.poi.ss.util.CellRangeAddress;
|
||||||
|
import org.apache.poi.util.Beta;
|
||||||
import org.apache.poi.util.POILogFactory;
|
import org.apache.poi.util.POILogFactory;
|
||||||
import org.apache.poi.util.POILogger;
|
import org.apache.poi.util.POILogger;
|
||||||
import org.w3c.dom.Document;
|
import org.w3c.dom.Document;
|
||||||
@ -54,18 +54,13 @@ import org.w3c.dom.Text;
|
|||||||
*
|
*
|
||||||
* @author Sergey Vladimirov (vlsergey {at} gmail {dot} com)
|
* @author Sergey Vladimirov (vlsergey {at} gmail {dot} com)
|
||||||
*/
|
*/
|
||||||
public class ExcelToHtmlConverter
|
@Beta
|
||||||
|
public class ExcelToHtmlConverter extends AbstractExcelConverter
|
||||||
{
|
{
|
||||||
|
|
||||||
private static final POILogger logger = POILogFactory
|
private static final POILogger logger = POILogFactory
|
||||||
.getLogger( ExcelToHtmlConverter.class );
|
.getLogger( ExcelToHtmlConverter.class );
|
||||||
|
|
||||||
protected static int getColumnWidth( HSSFSheet sheet, int columnIndex )
|
|
||||||
{
|
|
||||||
return ExcelToHtmlUtils.getColumnWidthInPx( sheet
|
|
||||||
.getColumnWidth( columnIndex ) );
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Java main() interface to interact with {@link ExcelToHtmlConverter}
|
* Java main() interface to interact with {@link ExcelToHtmlConverter}
|
||||||
*
|
*
|
||||||
@ -80,7 +75,7 @@ public class ExcelToHtmlConverter
|
|||||||
if ( args.length < 2 )
|
if ( args.length < 2 )
|
||||||
{
|
{
|
||||||
System.err
|
System.err
|
||||||
.println( "Usage: ExcelToHtmlConverter <inputFile.doc> <saveTo.html>" );
|
.println( "Usage: ExcelToHtmlConverter <inputFile.xls> <saveTo.html>" );
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
@ -98,7 +93,7 @@ public class ExcelToHtmlConverter
|
|||||||
Transformer serializer = tf.newTransformer();
|
Transformer serializer = tf.newTransformer();
|
||||||
// TODO set encoding from a command argument
|
// TODO set encoding from a command argument
|
||||||
serializer.setOutputProperty( OutputKeys.ENCODING, "UTF-8" );
|
serializer.setOutputProperty( OutputKeys.ENCODING, "UTF-8" );
|
||||||
serializer.setOutputProperty( OutputKeys.INDENT, "yes" );
|
serializer.setOutputProperty( OutputKeys.INDENT, "no" );
|
||||||
serializer.setOutputProperty( OutputKeys.METHOD, "html" );
|
serializer.setOutputProperty( OutputKeys.METHOD, "html" );
|
||||||
serializer.transform( domSource, streamResult );
|
serializer.transform( domSource, streamResult );
|
||||||
out.close();
|
out.close();
|
||||||
@ -126,8 +121,6 @@ public class ExcelToHtmlConverter
|
|||||||
return excelToHtmlConverter.getDocument();
|
return excelToHtmlConverter.getDocument();
|
||||||
}
|
}
|
||||||
|
|
||||||
private final HSSFDataFormatter _formatter = new HSSFDataFormatter();
|
|
||||||
|
|
||||||
private String cssClassContainerCell = null;
|
private String cssClassContainerCell = null;
|
||||||
|
|
||||||
private String cssClassContainerDiv = null;
|
private String cssClassContainerDiv = null;
|
||||||
@ -138,16 +131,6 @@ public class ExcelToHtmlConverter
|
|||||||
|
|
||||||
private final HtmlDocumentFacade htmlDocumentFacade;
|
private final HtmlDocumentFacade htmlDocumentFacade;
|
||||||
|
|
||||||
private boolean outputColumnHeaders = true;
|
|
||||||
|
|
||||||
private boolean outputHiddenColumns = false;
|
|
||||||
|
|
||||||
private boolean outputHiddenRows = false;
|
|
||||||
|
|
||||||
private boolean outputLeadingSpacesAsNonBreaking = true;
|
|
||||||
|
|
||||||
private boolean outputRowNumbers = true;
|
|
||||||
|
|
||||||
private boolean useDivsToSpan = false;
|
private boolean useDivsToSpan = false;
|
||||||
|
|
||||||
public ExcelToHtmlConverter( Document doc )
|
public ExcelToHtmlConverter( Document doc )
|
||||||
@ -251,32 +234,11 @@ public class ExcelToHtmlConverter
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* Generates name for output as column header in case
|
|
||||||
* <tt>{@link #isOutputColumnHeaders()} == true</tt>
|
|
||||||
*
|
|
||||||
* @param columnIndex
|
|
||||||
* 0-based column index
|
|
||||||
*/
|
|
||||||
protected String getColumnName( int columnIndex )
|
|
||||||
{
|
|
||||||
return String.valueOf( columnIndex + 1 );
|
|
||||||
}
|
|
||||||
|
|
||||||
public Document getDocument()
|
public Document getDocument()
|
||||||
{
|
{
|
||||||
return htmlDocumentFacade.getDocument();
|
return htmlDocumentFacade.getDocument();
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* Generates name for output as row number in case
|
|
||||||
* <tt>{@link #isOutputRowNumbers()} == true</tt>
|
|
||||||
*/
|
|
||||||
private String getRowName( HSSFRow row )
|
|
||||||
{
|
|
||||||
return String.valueOf( row.getRowNum() + 1 );
|
|
||||||
}
|
|
||||||
|
|
||||||
protected String getStyleClassName( HSSFWorkbook workbook,
|
protected String getStyleClassName( HSSFWorkbook workbook,
|
||||||
HSSFCellStyle cellStyle )
|
HSSFCellStyle cellStyle )
|
||||||
{
|
{
|
||||||
@ -293,91 +255,6 @@ public class ExcelToHtmlConverter
|
|||||||
return cssClass;
|
return cssClass;
|
||||||
}
|
}
|
||||||
|
|
||||||
public boolean isOutputColumnHeaders()
|
|
||||||
{
|
|
||||||
return outputColumnHeaders;
|
|
||||||
}
|
|
||||||
|
|
||||||
public boolean isOutputHiddenColumns()
|
|
||||||
{
|
|
||||||
return outputHiddenColumns;
|
|
||||||
}
|
|
||||||
|
|
||||||
public boolean isOutputHiddenRows()
|
|
||||||
{
|
|
||||||
return outputHiddenRows;
|
|
||||||
}
|
|
||||||
|
|
||||||
public boolean isOutputLeadingSpacesAsNonBreaking()
|
|
||||||
{
|
|
||||||
return outputLeadingSpacesAsNonBreaking;
|
|
||||||
}
|
|
||||||
|
|
||||||
public boolean isOutputRowNumbers()
|
|
||||||
{
|
|
||||||
return outputRowNumbers;
|
|
||||||
}
|
|
||||||
|
|
||||||
protected boolean isTextEmpty( HSSFCell cell )
|
|
||||||
{
|
|
||||||
final String value;
|
|
||||||
switch ( cell.getCellType() )
|
|
||||||
{
|
|
||||||
case HSSFCell.CELL_TYPE_STRING:
|
|
||||||
// XXX: enrich
|
|
||||||
value = cell.getRichStringCellValue().getString();
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_FORMULA:
|
|
||||||
switch ( cell.getCachedFormulaResultType() )
|
|
||||||
{
|
|
||||||
case HSSFCell.CELL_TYPE_STRING:
|
|
||||||
HSSFRichTextString str = cell.getRichStringCellValue();
|
|
||||||
if ( str == null || str.length() <= 0 )
|
|
||||||
return false;
|
|
||||||
|
|
||||||
value = str.toString();
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_NUMERIC:
|
|
||||||
HSSFCellStyle style = cell.getCellStyle();
|
|
||||||
if ( style == null )
|
|
||||||
{
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
value = ( _formatter.formatRawCellContents(
|
|
||||||
cell.getNumericCellValue(), style.getDataFormat(),
|
|
||||||
style.getDataFormatString() ) );
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_BOOLEAN:
|
|
||||||
value = String.valueOf( cell.getBooleanCellValue() );
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_ERROR:
|
|
||||||
value = ErrorEval.getText( cell.getErrorCellValue() );
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
value = ExcelToHtmlUtils.EMPTY;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_BLANK:
|
|
||||||
value = ExcelToHtmlUtils.EMPTY;
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_NUMERIC:
|
|
||||||
value = _formatter.formatCellValue( cell );
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_BOOLEAN:
|
|
||||||
value = String.valueOf( cell.getBooleanCellValue() );
|
|
||||||
break;
|
|
||||||
case HSSFCell.CELL_TYPE_ERROR:
|
|
||||||
value = ErrorEval.getText( cell.getErrorCellValue() );
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
return ExcelToHtmlUtils.isEmpty( value );
|
|
||||||
}
|
|
||||||
|
|
||||||
public boolean isUseDivsToSpan()
|
public boolean isUseDivsToSpan()
|
||||||
{
|
{
|
||||||
return useDivsToSpan;
|
return useDivsToSpan;
|
||||||
@ -831,32 +708,6 @@ public class ExcelToHtmlConverter
|
|||||||
htmlDocumentFacade.updateStylesheet();
|
htmlDocumentFacade.updateStylesheet();
|
||||||
}
|
}
|
||||||
|
|
||||||
public void setOutputColumnHeaders( boolean outputColumnHeaders )
|
|
||||||
{
|
|
||||||
this.outputColumnHeaders = outputColumnHeaders;
|
|
||||||
}
|
|
||||||
|
|
||||||
public void setOutputHiddenColumns( boolean outputZeroWidthColumns )
|
|
||||||
{
|
|
||||||
this.outputHiddenColumns = outputZeroWidthColumns;
|
|
||||||
}
|
|
||||||
|
|
||||||
public void setOutputHiddenRows( boolean outputZeroHeightRows )
|
|
||||||
{
|
|
||||||
this.outputHiddenRows = outputZeroHeightRows;
|
|
||||||
}
|
|
||||||
|
|
||||||
public void setOutputLeadingSpacesAsNonBreaking(
|
|
||||||
boolean outputPrePostSpacesAsNonBreaking )
|
|
||||||
{
|
|
||||||
this.outputLeadingSpacesAsNonBreaking = outputPrePostSpacesAsNonBreaking;
|
|
||||||
}
|
|
||||||
|
|
||||||
public void setOutputRowNumbers( boolean outputRowNumbers )
|
|
||||||
{
|
|
||||||
this.outputRowNumbers = outputRowNumbers;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Allows converter to wrap content into two additional DIVs with tricky
|
* Allows converter to wrap content into two additional DIVs with tricky
|
||||||
* styles, so it will wrap across empty cells (like in Excel).
|
* styles, so it will wrap across empty cells (like in Excel).
|
||||||
|
@ -16,25 +16,17 @@
|
|||||||
==================================================================== */
|
==================================================================== */
|
||||||
package org.apache.poi.hssf.converter;
|
package org.apache.poi.hssf.converter;
|
||||||
|
|
||||||
import java.io.File;
|
|
||||||
import java.io.FileInputStream;
|
|
||||||
import java.io.IOException;
|
|
||||||
import java.util.Arrays;
|
import java.util.Arrays;
|
||||||
|
|
||||||
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
|
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFSheet;
|
import org.apache.poi.hssf.usermodel.HSSFSheet;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
|
|
||||||
import org.apache.poi.hssf.util.HSSFColor;
|
import org.apache.poi.hssf.util.HSSFColor;
|
||||||
import org.apache.poi.ss.util.CellRangeAddress;
|
import org.apache.poi.ss.util.CellRangeAddress;
|
||||||
import org.apache.poi.util.IOUtils;
|
import org.apache.poi.util.Beta;
|
||||||
|
|
||||||
public class ExcelToHtmlUtils
|
@Beta
|
||||||
|
public class ExcelToHtmlUtils extends AbstractExcelUtils
|
||||||
{
|
{
|
||||||
static final String EMPTY = "";
|
|
||||||
|
|
||||||
private static final short EXCEL_COLUMN_WIDTH_FACTOR = 256;
|
|
||||||
private static final int UNIT_OFFSET_LENGTH = 7;
|
|
||||||
|
|
||||||
public static void appendAlign( StringBuilder style, short alignment )
|
public static void appendAlign( StringBuilder style, short alignment )
|
||||||
{
|
{
|
||||||
switch ( alignment )
|
switch ( alignment )
|
||||||
@ -196,23 +188,6 @@ public class ExcelToHtmlUtils
|
|||||||
return result;
|
return result;
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
|
||||||
* See <a href=
|
|
||||||
* "http://apache-poi.1045710.n5.nabble.com/Excel-Column-Width-Unit-Converter-pixels-excel-column-width-units-td2301481.html"
|
|
||||||
* >here</a> for Xio explanation and details
|
|
||||||
*/
|
|
||||||
public static int getColumnWidthInPx( int widthUnits )
|
|
||||||
{
|
|
||||||
int pixels = ( widthUnits / EXCEL_COLUMN_WIDTH_FACTOR )
|
|
||||||
* UNIT_OFFSET_LENGTH;
|
|
||||||
|
|
||||||
int offsetWidthUnits = widthUnits % EXCEL_COLUMN_WIDTH_FACTOR;
|
|
||||||
pixels += Math.round( offsetWidthUnits
|
|
||||||
/ ( (float) EXCEL_COLUMN_WIDTH_FACTOR / UNIT_OFFSET_LENGTH ) );
|
|
||||||
|
|
||||||
return pixels;
|
|
||||||
}
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* @param mergedRanges
|
* @param mergedRanges
|
||||||
* map of sheet merged ranges built with
|
* map of sheet merged ranges built with
|
||||||
@ -232,27 +207,4 @@ public class ExcelToHtmlUtils
|
|||||||
return cellRangeAddress;
|
return cellRangeAddress;
|
||||||
}
|
}
|
||||||
|
|
||||||
static boolean isEmpty( String str )
|
|
||||||
{
|
|
||||||
return str == null || str.length() == 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
static boolean isNotEmpty( String str )
|
|
||||||
{
|
|
||||||
return !isEmpty( str );
|
|
||||||
}
|
|
||||||
|
|
||||||
public static HSSFWorkbook loadXls( File xlsFile ) throws IOException
|
|
||||||
{
|
|
||||||
final FileInputStream inputStream = new FileInputStream( xlsFile );
|
|
||||||
try
|
|
||||||
{
|
|
||||||
return new HSSFWorkbook( inputStream );
|
|
||||||
}
|
|
||||||
finally
|
|
||||||
{
|
|
||||||
IOUtils.closeQuietly( inputStream );
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
@ -110,7 +110,7 @@ public class FoDocumentFacade
|
|||||||
return simplePageMaster;
|
return simplePageMaster;
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Element createBasicLinkExternal( String externalDestination )
|
public Element createBasicLinkExternal( String externalDestination )
|
||||||
{
|
{
|
||||||
final Element basicLink = document.createElementNS( NS_XSLFO,
|
final Element basicLink = document.createElementNS( NS_XSLFO,
|
||||||
"fo:basic-link" );
|
"fo:basic-link" );
|
||||||
@ -184,32 +184,37 @@ public class FoDocumentFacade
|
|||||||
return result;
|
return result;
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Element createTable()
|
public Element createTable()
|
||||||
{
|
{
|
||||||
return document.createElementNS( NS_XSLFO, "fo:table" );
|
return document.createElementNS( NS_XSLFO, "fo:table" );
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Element createTableBody()
|
public Element createTableBody()
|
||||||
{
|
{
|
||||||
return document.createElementNS( NS_XSLFO, "fo:table-body" );
|
return document.createElementNS( NS_XSLFO, "fo:table-body" );
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Element createTableCell()
|
public Element createTableCell()
|
||||||
{
|
{
|
||||||
return document.createElementNS( NS_XSLFO, "fo:table-cell" );
|
return document.createElementNS( NS_XSLFO, "fo:table-cell" );
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Element createTableHeader()
|
public Element createTableColumn()
|
||||||
|
{
|
||||||
|
return document.createElementNS( NS_XSLFO, "fo:table-column" );
|
||||||
|
}
|
||||||
|
|
||||||
|
public Element createTableHeader()
|
||||||
{
|
{
|
||||||
return document.createElementNS( NS_XSLFO, "fo:table-header" );
|
return document.createElementNS( NS_XSLFO, "fo:table-header" );
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Element createTableRow()
|
public Element createTableRow()
|
||||||
{
|
{
|
||||||
return document.createElementNS( NS_XSLFO, "fo:table-row" );
|
return document.createElementNS( NS_XSLFO, "fo:table-row" );
|
||||||
}
|
}
|
||||||
|
|
||||||
protected Text createText( String data )
|
public Text createText( String data )
|
||||||
{
|
{
|
||||||
return document.createTextNode( data );
|
return document.createTextNode( data );
|
||||||
}
|
}
|
||||||
|
@ -36,7 +36,7 @@ import junit.framework.TestSuite;
|
|||||||
import org.apache.poi.POIDataSamples;
|
import org.apache.poi.POIDataSamples;
|
||||||
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
|
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
|
||||||
|
|
||||||
public class TestExcelToHtmlConverterSuite
|
public class TestExcelConverterSuite
|
||||||
{
|
{
|
||||||
/**
|
/**
|
||||||
* YK: a quick hack to exclude failing documents from the suite.
|
* YK: a quick hack to exclude failing documents from the suite.
|
||||||
@ -48,7 +48,7 @@ public class TestExcelToHtmlConverterSuite
|
|||||||
public static Test suite()
|
public static Test suite()
|
||||||
{
|
{
|
||||||
TestSuite suite = new TestSuite(
|
TestSuite suite = new TestSuite(
|
||||||
TestExcelToHtmlConverterSuite.class.getName() );
|
TestExcelConverterSuite.class.getName() );
|
||||||
|
|
||||||
File directory = POIDataSamples.getSpreadSheetInstance().getFile(
|
File directory = POIDataSamples.getSpreadSheetInstance().getFile(
|
||||||
"../spreadsheet" );
|
"../spreadsheet" );
|
||||||
@ -61,20 +61,26 @@ public class TestExcelToHtmlConverterSuite
|
|||||||
} ) )
|
} ) )
|
||||||
{
|
{
|
||||||
final String name = child.getName();
|
final String name = child.getName();
|
||||||
|
suite.addTest( new TestCase( name + " [FO]" )
|
||||||
|
{
|
||||||
|
public void runTest() throws Exception
|
||||||
|
{
|
||||||
|
testFo( child );
|
||||||
|
}
|
||||||
|
} );
|
||||||
suite.addTest( new TestCase( name + " [HTML]" )
|
suite.addTest( new TestCase( name + " [HTML]" )
|
||||||
{
|
{
|
||||||
public void runTest() throws Exception
|
public void runTest() throws Exception
|
||||||
{
|
{
|
||||||
test( child, true );
|
testHtml( child );
|
||||||
}
|
}
|
||||||
} );
|
} );
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
return suite;
|
return suite;
|
||||||
}
|
}
|
||||||
|
|
||||||
protected static void test( File child, boolean html ) throws Exception
|
protected static void testFo( File child ) throws Exception
|
||||||
{
|
{
|
||||||
HSSFWorkbook workbook;
|
HSSFWorkbook workbook;
|
||||||
try
|
try
|
||||||
@ -98,13 +104,39 @@ public class TestExcelToHtmlConverterSuite
|
|||||||
.newTransformer();
|
.newTransformer();
|
||||||
transformer.setOutputProperty( OutputKeys.ENCODING, "utf-8" );
|
transformer.setOutputProperty( OutputKeys.ENCODING, "utf-8" );
|
||||||
transformer.setOutputProperty( OutputKeys.INDENT, "yes" );
|
transformer.setOutputProperty( OutputKeys.INDENT, "yes" );
|
||||||
|
transformer.setOutputProperty( OutputKeys.METHOD, "xml" );
|
||||||
transformer.transform(
|
transformer.transform(
|
||||||
new DOMSource( excelToHtmlConverter.getDocument() ),
|
new DOMSource( excelToHtmlConverter.getDocument() ),
|
||||||
new StreamResult( stringWriter ) );
|
new StreamResult( stringWriter ) );
|
||||||
|
}
|
||||||
|
|
||||||
if ( html )
|
protected static void testHtml( File child ) throws Exception
|
||||||
transformer.setOutputProperty( OutputKeys.METHOD, "html" );
|
{
|
||||||
|
HSSFWorkbook workbook;
|
||||||
|
try
|
||||||
|
{
|
||||||
|
workbook = ExcelToHtmlUtils.loadXls( child );
|
||||||
|
}
|
||||||
|
catch ( Exception exc )
|
||||||
|
{
|
||||||
|
// unable to parse file -- not WordToFoConverter fault
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
// no exceptions
|
ExcelToHtmlConverter excelToHtmlConverter = new ExcelToHtmlConverter(
|
||||||
|
DocumentBuilderFactory.newInstance().newDocumentBuilder()
|
||||||
|
.newDocument() );
|
||||||
|
excelToHtmlConverter.processWorkbook( workbook );
|
||||||
|
|
||||||
|
StringWriter stringWriter = new StringWriter();
|
||||||
|
|
||||||
|
Transformer transformer = TransformerFactory.newInstance()
|
||||||
|
.newTransformer();
|
||||||
|
transformer.setOutputProperty( OutputKeys.ENCODING, "utf-8" );
|
||||||
|
transformer.setOutputProperty( OutputKeys.INDENT, "no" );
|
||||||
|
transformer.setOutputProperty( OutputKeys.METHOD, "html" );
|
||||||
|
transformer.transform(
|
||||||
|
new DOMSource( excelToHtmlConverter.getDocument() ),
|
||||||
|
new StreamResult( stringWriter ) );
|
||||||
}
|
}
|
||||||
}
|
}
|
Loading…
Reference in New Issue
Block a user