469 lines
13 KiB
PHP
469 lines
13 KiB
PHP
<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2011 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Writer_Excel5
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* @copyright Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version ##VERSION##, ##DATE##
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*/
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/**
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* PHPExcel_Writer_Excel5
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*
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* @category PHPExcel
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* @package PHPExcel_Writer_Excel5
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* @copyright Copyright (c) 2006 - 2011 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_Writer_Excel5 implements PHPExcel_Writer_IWriter
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{
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/**
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* Pre-calculate formulas
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*
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* @var boolean
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*/
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private $_preCalculateFormulas = true;
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/**
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* PHPExcel object
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*
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* @var PHPExcel
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*/
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private $_phpExcel;
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/**
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* The BIFF version of the written Excel file, BIFF5 = 0x0500, BIFF8 = 0x0600
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*
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* @var integer
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*/
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private $_BIFF_version = 0x0600;
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/**
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* Total number of shared strings in workbook
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*
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* @var int
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*/
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private $_str_total = 0;
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/**
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* Number of unique shared strings in workbook
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*
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* @var int
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*/
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private $_str_unique = 0;
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/**
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* Array of unique shared strings in workbook
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*
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* @var array
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*/
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private $_str_table = array();
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/**
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* Color cache. Mapping between RGB value and color index.
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*
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* @var array
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*/
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private $_colors;
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/**
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* Formula parser
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*
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* @var PHPExcel_Writer_Excel5_Parser
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*/
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private $_parser;
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/**
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* Identifier clusters for drawings. Used in MSODRAWINGGROUP record.
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*
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* @var array
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*/
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private $_IDCLs;
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/**
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* Create a new PHPExcel_Writer_Excel5
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*
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* @param PHPExcel $phpExcel PHPExcel object
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*/
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public function __construct(PHPExcel $phpExcel) {
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$this->_phpExcel = $phpExcel;
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$this->_parser = new PHPExcel_Writer_Excel5_Parser();
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}
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/**
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* Save PHPExcel to file
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*
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* @param string $pFileName
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* @throws Exception
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*/
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public function save($pFilename = null) {
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// garbage collect
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$this->_phpExcel->garbageCollect();
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$saveDebugLog = PHPExcel_Calculation::getInstance()->writeDebugLog;
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PHPExcel_Calculation::getInstance()->writeDebugLog = false;
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$saveDateReturnType = PHPExcel_Calculation_Functions::getReturnDateType();
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PHPExcel_Calculation_Functions::setReturnDateType(PHPExcel_Calculation_Functions::RETURNDATE_EXCEL);
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// initialize colors array
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$this->_colors = array();
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// Initialise workbook writer
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$this->_writerWorkbook = new PHPExcel_Writer_Excel5_Workbook($this->_phpExcel,
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$this->_str_total, $this->_str_unique, $this->_str_table,
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$this->_colors, $this->_parser);
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// Initialise worksheet writers
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$countSheets = $this->_phpExcel->getSheetCount();
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for ($i = 0; $i < $countSheets; ++$i) {
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$this->_writerWorksheets[$i] = new PHPExcel_Writer_Excel5_Worksheet($this->_str_total, $this->_str_unique,
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$this->_str_table, $this->_colors,
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$this->_parser,
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$this->_preCalculateFormulas,
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$this->_phpExcel->getSheet($i));
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}
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// build Escher objects. Escher objects for workbooks needs to be build before Escher object for workbook.
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$this->_buildWorksheetEschers();
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$this->_buildWorkbookEscher();
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// add 15 identical cell style Xfs
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// for now, we use the first cellXf instead of cellStyleXf
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$cellXfCollection = $this->_phpExcel->getCellXfCollection();
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for ($i = 0; $i < 15; ++$i) {
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$this->_writerWorkbook->addXfWriter($cellXfCollection[0], true);
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}
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// add all the cell Xfs
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foreach ($this->_phpExcel->getCellXfCollection() as $style) {
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$this->_writerWorkbook->addXfWriter($style, false);
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}
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// initialize OLE file
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$workbookStreamName = 'Workbook';
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$OLE = new PHPExcel_Shared_OLE_PPS_File(PHPExcel_Shared_OLE::Asc2Ucs($workbookStreamName));
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// Write the worksheet streams before the global workbook stream,
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// because the byte sizes of these are needed in the global workbook stream
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$worksheetSizes = array();
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for ($i = 0; $i < $countSheets; ++$i) {
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$this->_writerWorksheets[$i]->close();
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$worksheetSizes[] = $this->_writerWorksheets[$i]->_datasize;
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}
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// add binary data for global workbook stream
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$OLE->append( $this->_writerWorkbook->writeWorkbook($worksheetSizes) );
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// add binary data for sheet streams
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for ($i = 0; $i < $countSheets; ++$i) {
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$OLE->append($this->_writerWorksheets[$i]->getData());
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}
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$root = new PHPExcel_Shared_OLE_PPS_Root(time(), time(), array($OLE));
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// save the OLE file
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$res = $root->save($pFilename);
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PHPExcel_Calculation_Functions::setReturnDateType($saveDateReturnType);
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PHPExcel_Calculation::getInstance()->writeDebugLog = $saveDebugLog;
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}
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/**
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* Set temporary storage directory
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*
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* @deprecated
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* @param string $pValue Temporary storage directory
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* @throws Exception Exception when directory does not exist
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* @return PHPExcel_Writer_Excel5
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*/
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public function setTempDir($pValue = '') {
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return $this;
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}
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/**
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* Get Pre-Calculate Formulas
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*
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* @return boolean
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*/
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public function getPreCalculateFormulas() {
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return $this->_preCalculateFormulas;
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}
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/**
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* Set Pre-Calculate Formulas
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*
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* @param boolean $pValue Pre-Calculate Formulas?
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*/
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public function setPreCalculateFormulas($pValue = true) {
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$this->_preCalculateFormulas = $pValue;
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}
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private function _buildWorksheetEschers()
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{
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// 1-based index to BstoreContainer
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$blipIndex = 0;
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foreach ($this->_phpExcel->getAllsheets() as $sheet) {
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// sheet index
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$sheetIndex = $sheet->getParent()->getIndex($sheet);
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$escher = null;
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// check if there are any shapes for this sheet
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if (count($sheet->getDrawingCollection()) == 0) {
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continue;
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}
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// create intermediate Escher object
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$escher = new PHPExcel_Shared_Escher();
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// dgContainer
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$dgContainer = new PHPExcel_Shared_Escher_DgContainer();
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// set the drawing index (we use sheet index + 1)
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$dgId = $sheet->getParent()->getIndex($sheet) + 1;
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$dgContainer->setDgId($dgId);
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$escher->setDgContainer($dgContainer);
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// spgrContainer
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$spgrContainer = new PHPExcel_Shared_Escher_DgContainer_SpgrContainer();
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$dgContainer->setSpgrContainer($spgrContainer);
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// add one shape which is the group shape
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$spContainer = new PHPExcel_Shared_Escher_DgContainer_SpgrContainer_SpContainer();
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$spContainer->setSpgr(true);
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$spContainer->setSpType(0);
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$spContainer->setSpId(($sheet->getParent()->getIndex($sheet) + 1) << 10);
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$spgrContainer->addChild($spContainer);
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// add the shapes
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$countShapes[$sheetIndex] = 0; // count number of shapes (minus group shape), in sheet
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foreach ($sheet->getDrawingCollection() as $drawing) {
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++$blipIndex;
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++$countShapes[$sheetIndex];
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// add the shape
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$spContainer = new PHPExcel_Shared_Escher_DgContainer_SpgrContainer_SpContainer();
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// set the shape type
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$spContainer->setSpType(0x004B);
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// set the shape index (we combine 1-based sheet index and $countShapes to create unique shape index)
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$reducedSpId = $countShapes[$sheetIndex];
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$spId = $reducedSpId
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| ($sheet->getParent()->getIndex($sheet) + 1) << 10;
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$spContainer->setSpId($spId);
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// keep track of last reducedSpId
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$lastReducedSpId = $reducedSpId;
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// keep track of last spId
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$lastSpId = $spId;
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// set the BLIP index
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$spContainer->setOPT(0x4104, $blipIndex);
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// set coordinates and offsets, client anchor
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$coordinates = $drawing->getCoordinates();
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$offsetX = $drawing->getOffsetX();
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$offsetY = $drawing->getOffsetY();
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$width = $drawing->getWidth();
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$height = $drawing->getHeight();
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$twoAnchor = PHPExcel_Shared_Excel5::oneAnchor2twoAnchor($sheet, $coordinates, $offsetX, $offsetY, $width, $height);
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$spContainer->setStartCoordinates($twoAnchor['startCoordinates']);
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$spContainer->setStartOffsetX($twoAnchor['startOffsetX']);
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$spContainer->setStartOffsetY($twoAnchor['startOffsetY']);
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$spContainer->setEndCoordinates($twoAnchor['endCoordinates']);
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$spContainer->setEndOffsetX($twoAnchor['endOffsetX']);
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$spContainer->setEndOffsetY($twoAnchor['endOffsetY']);
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$spgrContainer->addChild($spContainer);
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}
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// identifier clusters, used for workbook Escher object
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$this->_IDCLs[$dgId] = $lastReducedSpId;
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// set last shape index
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$dgContainer->setLastSpId($lastSpId);
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// set the Escher object
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$this->_writerWorksheets[$sheetIndex]->setEscher($escher);
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}
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}
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/**
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* Build the Escher object corresponding to the MSODRAWINGGROUP record
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*/
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private function _buildWorkbookEscher()
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{
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$escher = null;
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// any drawings in this workbook?
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$found = false;
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foreach ($this->_phpExcel->getAllSheets() as $sheet) {
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if (count($sheet->getDrawingCollection()) > 0) {
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$found = true;
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}
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}
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// nothing to do if there are no drawings
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if (!$found) {
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return;
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}
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// if we reach here, then there are drawings in the workbook
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$escher = new PHPExcel_Shared_Escher();
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// dggContainer
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$dggContainer = new PHPExcel_Shared_Escher_DggContainer();
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$escher->setDggContainer($dggContainer);
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// set IDCLs (identifier clusters)
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$dggContainer->setIDCLs($this->_IDCLs);
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// this loop is for determining maximum shape identifier of all drawing
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$spIdMax = 0;
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$totalCountShapes = 0;
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$countDrawings = 0;
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foreach ($this->_phpExcel->getAllsheets() as $sheet) {
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$sheetCountShapes = 0; // count number of shapes (minus group shape), in sheet
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if (count($sheet->getDrawingCollection()) > 0) {
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++$countDrawings;
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foreach ($sheet->getDrawingCollection() as $drawing) {
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++$sheetCountShapes;
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++$totalCountShapes;
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$spId = $sheetCountShapes
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| ($this->_phpExcel->getIndex($sheet) + 1) << 10;
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$spIdMax = max($spId, $spIdMax);
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}
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}
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}
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$dggContainer->setSpIdMax($spIdMax + 1);
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$dggContainer->setCDgSaved($countDrawings);
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$dggContainer->setCSpSaved($totalCountShapes + $countDrawings); // total number of shapes incl. one group shapes per drawing
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// bstoreContainer
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$bstoreContainer = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer();
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$dggContainer->setBstoreContainer($bstoreContainer);
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// the BSE's (all the images)
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foreach ($this->_phpExcel->getAllsheets() as $sheet) {
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foreach ($sheet->getDrawingCollection() as $drawing) {
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if ($drawing instanceof PHPExcel_Worksheet_Drawing) {
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$filename = $drawing->getPath();
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list($imagesx, $imagesy, $imageFormat) = getimagesize($filename);
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switch ($imageFormat) {
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case 1: // GIF, not supported by BIFF8, we convert to PNG
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$blipType = PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE::BLIPTYPE_PNG;
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ob_start();
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imagepng(imagecreatefromgif($filename));
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$blipData = ob_get_contents();
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ob_end_clean();
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break;
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case 2: // JPEG
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$blipType = PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE::BLIPTYPE_JPEG;
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$blipData = file_get_contents($filename);
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break;
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case 3: // PNG
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$blipType = PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE::BLIPTYPE_PNG;
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$blipData = file_get_contents($filename);
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break;
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case 6: // Windows DIB (BMP), we convert to PNG
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$blipType = PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE::BLIPTYPE_PNG;
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ob_start();
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imagepng(PHPExcel_Shared_Drawing::imagecreatefrombmp($filename));
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$blipData = ob_get_contents();
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ob_end_clean();
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break;
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default: continue 2;
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}
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$blip = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip();
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$blip->setData($blipData);
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$BSE = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE();
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$BSE->setBlipType($blipType);
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$BSE->setBlip($blip);
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$bstoreContainer->addBSE($BSE);
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} else if ($drawing instanceof PHPExcel_Worksheet_MemoryDrawing) {
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switch ($drawing->getRenderingFunction()) {
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case PHPExcel_Worksheet_MemoryDrawing::RENDERING_JPEG:
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$blipType = PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE::BLIPTYPE_JPEG;
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$renderingFunction = 'imagejpeg';
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break;
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case PHPExcel_Worksheet_MemoryDrawing::RENDERING_GIF:
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case PHPExcel_Worksheet_MemoryDrawing::RENDERING_PNG:
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case PHPExcel_Worksheet_MemoryDrawing::RENDERING_DEFAULT:
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$blipType = PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE::BLIPTYPE_PNG;
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$renderingFunction = 'imagepng';
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break;
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}
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ob_start();
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call_user_func($renderingFunction, $drawing->getImageResource());
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$blipData = ob_get_contents();
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ob_end_clean();
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$blip = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE_Blip();
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$blip->setData($blipData);
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$BSE = new PHPExcel_Shared_Escher_DggContainer_BstoreContainer_BSE();
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$BSE->setBlipType($blipType);
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$BSE->setBlip($blip);
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$bstoreContainer->addBSE($BSE);
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}
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}
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}
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// Set the Escher object
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$this->_writerWorkbook->setEscher($escher);
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}
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}
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