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aurelien |
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<?php
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/*
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* Module written/ported by Xavier Noguer <xnoguer@rezebra.com>
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*
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* The majority of this is _NOT_ my code. I simply ported it from the
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* PERL Spreadsheet::WriteExcel module.
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*
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raphael |
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* The author of the Spreadsheet::WriteExcel module is John McNamara
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aurelien |
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* <jmcnamara@cpan.org>
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*
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* I _DO_ maintain this code, and John McNamara has nothing to do with the
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* porting of this code to PHP. Any questions directly related to this
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* class library should be directed to me.
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*
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* License Information:
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*
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* Spreadsheet_Excel_Writer: A library for generating Excel Spreadsheets
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* Copyright (c) 2002-2003 Xavier Noguer xnoguer@rezebra.com
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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raphael |
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require_once 'Spreadsheet/Excel/Writer/Format.php';
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require_once 'Spreadsheet/Excel/Writer/BIFFwriter.php';
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require_once 'Spreadsheet/Excel/Writer/Worksheet.php';
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require_once 'Spreadsheet/Excel/Writer/Parser.php';
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require_once 'OLE/PPS/Root.php';
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require_once 'OLE/PPS/File.php';
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aurelien |
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/**
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* Class for generating Excel Spreadsheets
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*
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* @author Xavier Noguer <xnoguer@rezebra.com>
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* @category FileFormats
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* @package Spreadsheet_Excel_Writer
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*/
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class Spreadsheet_Excel_Writer_Workbook extends Spreadsheet_Excel_Writer_BIFFwriter
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{
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/**
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* Filename for the Workbook
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* @var string
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*/
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var $_filename;
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/**
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* Formula parser
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* @var object Parser
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*/
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var $_parser;
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/**
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raphael |
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* Flag for 1904 date system (0 => base date is 1900, 1 => base date is 1904)
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aurelien |
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* @var integer
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*/
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var $_1904;
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/**
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* The active worksheet of the workbook (0 indexed)
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* @var integer
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*/
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var $_activesheet;
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/**
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* 1st displayed worksheet in the workbook (0 indexed)
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* @var integer
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*/
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var $_firstsheet;
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/**
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* Number of workbook tabs selected
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* @var integer
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*/
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var $_selected;
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/**
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* Index for creating adding new formats to the workbook
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* @var integer
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*/
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var $_xf_index;
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/**
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* Flag for preventing close from being called twice.
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* @var integer
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* @see close()
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*/
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var $_fileclosed;
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/**
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* The BIFF file size for the workbook.
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* @var integer
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* @see _calcSheetOffsets()
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*/
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var $_biffsize;
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/**
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* The default sheetname for all sheets created.
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* @var string
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*/
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var $_sheetname;
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/**
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* The default XF format.
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* @var object Format
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*/
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var $_tmp_format;
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/**
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* Array containing references to all of this workbook's worksheets
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* @var array
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*/
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var $_worksheets;
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/**
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* Array of sheetnames for creating the EXTERNSHEET records
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* @var array
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*/
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var $_sheetnames;
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/**
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* Array containing references to all of this workbook's formats
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* @var array
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*/
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var $_formats;
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/**
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* Array containing the colour palette
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* @var array
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*/
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var $_palette;
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/**
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* The default format for URLs.
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* @var object Format
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*/
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var $_url_format;
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/**
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raphael |
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* The codepage indicates the text encoding used for strings
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* @var integer
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*/
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var $_codepage;
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/**
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* The country code used for localization
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* @var integer
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*/
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var $_country_code;
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/**
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* number of bytes for sizeinfo of strings
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* @var integer
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*/
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var $_string_sizeinfo_size;
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/**
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aurelien |
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* Class constructor
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*
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* @param string filename for storing the workbook. "-" for writing to stdout.
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* @access public
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*/
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function Spreadsheet_Excel_Writer_Workbook($filename)
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{
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// It needs to call its parent's constructor explicitly
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$this->Spreadsheet_Excel_Writer_BIFFwriter();
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raphael |
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aurelien |
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$this->_filename = $filename;
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raphael |
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$this->_parser = new Spreadsheet_Excel_Writer_Parser($this->_byte_order, $this->_BIFF_version);
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aurelien |
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$this->_1904 = 0;
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$this->_activesheet = 0;
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$this->_firstsheet = 0;
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$this->_selected = 0;
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$this->_xf_index = 16; // 15 style XF's and 1 cell XF.
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$this->_fileclosed = 0;
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$this->_biffsize = 0;
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raphael |
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$this->_sheetname = 'Sheet';
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$this->_tmp_format = new Spreadsheet_Excel_Writer_Format($this->_BIFF_version);
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aurelien |
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$this->_worksheets = array();
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$this->_sheetnames = array();
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$this->_formats = array();
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$this->_palette = array();
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raphael |
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$this->_codepage = 0x04E4; // FIXME: should change for BIFF8
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$this->_country_code = -1;
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$this->_string_sizeinfo = 3;
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aurelien |
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// Add the default format for hyperlinks
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$this->_url_format =& $this->addFormat(array('color' => 'blue', 'underline' => 1));
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raphael |
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$this->_str_total = 0;
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$this->_str_unique = 0;
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$this->_str_table = array();
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aurelien |
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$this->_setPaletteXl97();
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}
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raphael |
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aurelien |
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/**
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* Calls finalization methods.
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* This method should always be the last one to be called on every workbook
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*
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* @access public
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raphael |
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* @return mixed true on success. PEAR_Error on failure
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aurelien |
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*/
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function close()
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{
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if ($this->_fileclosed) { // Prevent close() from being called twice.
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raphael |
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return true;
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aurelien |
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}
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raphael |
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$res = $this->_storeWorkbook();
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if ($this->isError($res)) {
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return $this->raiseError($res->getMessage());
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}
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aurelien |
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$this->_fileclosed = 1;
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raphael |
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return true;
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aurelien |
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}
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raphael |
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aurelien |
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/**
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* An accessor for the _worksheets[] array
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* Returns an array of the worksheet objects in a workbook
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* It actually calls to worksheets()
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*
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* @access public
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* @see worksheets()
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* @return array
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*/
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function sheets()
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{
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return $this->worksheets();
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}
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raphael |
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aurelien |
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/**
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* An accessor for the _worksheets[] array.
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* Returns an array of the worksheet objects in a workbook
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*
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* @access public
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* @return array
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*/
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function worksheets()
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{
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raphael |
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return $this->_worksheets;
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aurelien |
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}
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raphael |
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aurelien |
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/**
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raphael |
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* Sets the BIFF version.
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* This method exists just to access experimental functionality
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* from BIFF8. It will be deprecated !
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* Only possible value is 8 (Excel 97/2000).
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* For any other value it fails silently.
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*
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* @access public
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* @param integer $version The BIFF version
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*/
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function setVersion($version)
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{
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if ($version == 8) { // only accept version 8
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$version = 0x0600;
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$this->_BIFF_version = $version;
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// change BIFFwriter limit for CONTINUE records
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$this->_limit = 8228;
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$this->_tmp_format->_BIFF_version = $version;
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$this->_url_format->_BIFF_version = $version;
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$this->_parser->_BIFF_version = $version;
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$this->_codepage = 0x04B0;
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$total_worksheets = count($this->_worksheets);
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// change version for all worksheets too
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for ($i = 0; $i < $total_worksheets; $i++) {
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$this->_worksheets[$i]->_BIFF_version = $version;
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}
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$total_formats = count($this->_formats);
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// change version for all formats too
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for ($i = 0; $i < $total_formats; $i++) {
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$this->_formats[$i]->_BIFF_version = $version;
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}
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}
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}
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/**
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* Set the country identifier for the workbook
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*
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* @access public
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* @param integer $code Is the international calling country code for the
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* chosen country.
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*/
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function setCountry($code)
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{
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$this->_country_code = $code;
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}
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/**
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| 418 |
aurelien |
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* Add a new worksheet to the Excel workbook.
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* If no name is given the name of the worksheet will be Sheeti$i, with
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* $i in [1..].
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*
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* @access public
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* @param string $name the optional name of the worksheet
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raphael |
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* @return mixed reference to a worksheet object on success, PEAR_Error
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* on failure
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aurelien |
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*/
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function &addWorksheet($name = '')
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{
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$index = count($this->_worksheets);
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$sheetname = $this->_sheetname;
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raphael |
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if ($name == '') {
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$name = $sheetname.($index+1);
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aurelien |
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}
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raphael |
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// Check that sheetname is <= 31 chars (Excel limit before BIFF8).
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if ($this->_BIFF_version != 0x0600)
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{
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if (strlen($name) > 31) {
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return $this->raiseError("Sheetname $name must be <= 31 chars");
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}
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} else {
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if(function_exists('iconv')) {
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$name = iconv('UTF-8','UTF-16LE',$name);
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}
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aurelien |
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}
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raphael |
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aurelien |
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// Check that the worksheet name doesn't already exist: a fatal Excel error.
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raphael |
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$total_worksheets = count($this->_worksheets);
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for ($i = 0; $i < $total_worksheets; $i++) {
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if ($this->_worksheets[$i]->getName() == $name) {
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return $this->raiseError("Worksheet '$name' already exists");
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aurelien |
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}
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}
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raphael |
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$worksheet = new Spreadsheet_Excel_Writer_Worksheet($this->_BIFF_version,
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$name, $index,
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$this->_activesheet, $this->_firstsheet,
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$this->_str_total, $this->_str_unique,
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$this->_str_table, $this->_url_format,
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$this->_parser, $this->_tmp_dir);
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aurelien |
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$this->_worksheets[$index] = &$worksheet; // Store ref for iterator
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$this->_sheetnames[$index] = $name; // Store EXTERNSHEET names
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$this->_parser->setExtSheet($name, $index); // Register worksheet name with parser
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raphael |
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return $worksheet;
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| 418 |
aurelien |
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}
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| 1604 |
raphael |
351 |
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| 418 |
aurelien |
352 |
/**
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353 |
* Add a new format to the Excel workbook.
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* Also, pass any properties to the Format constructor.
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*
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* @access public
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357 |
* @param array $properties array with properties for initializing the format.
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* @return &Spreadsheet_Excel_Writer_Format reference to an Excel Format
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359 |
*/
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360 |
function &addFormat($properties = array())
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361 |
{
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| 1604 |
raphael |
362 |
$format = new Spreadsheet_Excel_Writer_Format($this->_BIFF_version, $this->_xf_index, $properties);
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| 418 |
aurelien |
363 |
$this->_xf_index += 1;
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364 |
$this->_formats[] = &$format;
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| 1604 |
raphael |
365 |
return $format;
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| 418 |
aurelien |
366 |
}
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| 1604 |
raphael |
367 |
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| 418 |
aurelien |
368 |
/**
|
| 1604 |
raphael |
369 |
* Create new validator.
|
|
|
370 |
*
|
|
|
371 |
* @access public
|
|
|
372 |
* @return &Spreadsheet_Excel_Writer_Validator reference to a Validator
|
|
|
373 |
*/
|
|
|
374 |
function &addValidator()
|
|
|
375 |
{
|
|
|
376 |
include_once 'Spreadsheet/Excel/Writer/Validator.php';
|
|
|
377 |
/* FIXME: check for successful inclusion*/
|
|
|
378 |
$valid = new Spreadsheet_Excel_Writer_Validator($this->_parser);
|
|
|
379 |
return $valid;
|
|
|
380 |
}
|
|
|
381 |
|
|
|
382 |
/**
|
| 418 |
aurelien |
383 |
* Change the RGB components of the elements in the colour palette.
|
|
|
384 |
*
|
|
|
385 |
* @access public
|
|
|
386 |
* @param integer $index colour index
|
|
|
387 |
* @param integer $red red RGB value [0-255]
|
|
|
388 |
* @param integer $green green RGB value [0-255]
|
|
|
389 |
* @param integer $blue blue RGB value [0-255]
|
|
|
390 |
* @return integer The palette index for the custom color
|
|
|
391 |
*/
|
| 1604 |
raphael |
392 |
function setCustomColor($index, $red, $green, $blue)
|
| 418 |
aurelien |
393 |
{
|
|
|
394 |
// Match a HTML #xxyyzz style parameter
|
|
|
395 |
/*if (defined $_[1] and $_[1] =~ /^#(\w\w)(\w\w)(\w\w)/ ) {
|
|
|
396 |
@_ = ($_[0], hex $1, hex $2, hex $3);
|
|
|
397 |
}*/
|
| 1604 |
raphael |
398 |
|
| 418 |
aurelien |
399 |
// Check that the colour index is the right range
|
|
|
400 |
if ($index < 8 or $index > 64) {
|
|
|
401 |
// TODO: assign real error codes
|
| 1604 |
raphael |
402 |
return $this->raiseError("Color index $index outside range: 8 <= index <= 64");
|
| 418 |
aurelien |
403 |
}
|
| 1604 |
raphael |
404 |
|
| 418 |
aurelien |
405 |
// Check that the colour components are in the right range
|
| 1604 |
raphael |
406 |
if (($red < 0 or $red > 255) ||
|
|
|
407 |
($green < 0 or $green > 255) ||
|
|
|
408 |
($blue < 0 or $blue > 255))
|
| 418 |
aurelien |
409 |
{
|
| 1604 |
raphael |
410 |
return $this->raiseError("Color component outside range: 0 <= color <= 255");
|
| 418 |
aurelien |
411 |
}
|
| 1604 |
raphael |
412 |
|
| 418 |
aurelien |
413 |
$index -= 8; // Adjust colour index (wingless dragonfly)
|
| 1604 |
raphael |
414 |
|
| 418 |
aurelien |
415 |
// Set the RGB value
|
|
|
416 |
$this->_palette[$index] = array($red, $green, $blue, 0);
|
|
|
417 |
return($index + 8);
|
|
|
418 |
}
|
| 1604 |
raphael |
419 |
|
| 418 |
aurelien |
420 |
/**
|
|
|
421 |
* Sets the colour palette to the Excel 97+ default.
|
|
|
422 |
*
|
|
|
423 |
* @access private
|
|
|
424 |
*/
|
|
|
425 |
function _setPaletteXl97()
|
|
|
426 |
{
|
|
|
427 |
$this->_palette = array(
|
|
|
428 |
array(0x00, 0x00, 0x00, 0x00), // 8
|
|
|
429 |
array(0xff, 0xff, 0xff, 0x00), // 9
|
|
|
430 |
array(0xff, 0x00, 0x00, 0x00), // 10
|
|
|
431 |
array(0x00, 0xff, 0x00, 0x00), // 11
|
|
|
432 |
array(0x00, 0x00, 0xff, 0x00), // 12
|
|
|
433 |
array(0xff, 0xff, 0x00, 0x00), // 13
|
|
|
434 |
array(0xff, 0x00, 0xff, 0x00), // 14
|
|
|
435 |
array(0x00, 0xff, 0xff, 0x00), // 15
|
|
|
436 |
array(0x80, 0x00, 0x00, 0x00), // 16
|
|
|
437 |
array(0x00, 0x80, 0x00, 0x00), // 17
|
|
|
438 |
array(0x00, 0x00, 0x80, 0x00), // 18
|
|
|
439 |
array(0x80, 0x80, 0x00, 0x00), // 19
|
|
|
440 |
array(0x80, 0x00, 0x80, 0x00), // 20
|
|
|
441 |
array(0x00, 0x80, 0x80, 0x00), // 21
|
|
|
442 |
array(0xc0, 0xc0, 0xc0, 0x00), // 22
|
|
|
443 |
array(0x80, 0x80, 0x80, 0x00), // 23
|
|
|
444 |
array(0x99, 0x99, 0xff, 0x00), // 24
|
|
|
445 |
array(0x99, 0x33, 0x66, 0x00), // 25
|
|
|
446 |
array(0xff, 0xff, 0xcc, 0x00), // 26
|
|
|
447 |
array(0xcc, 0xff, 0xff, 0x00), // 27
|
|
|
448 |
array(0x66, 0x00, 0x66, 0x00), // 28
|
|
|
449 |
array(0xff, 0x80, 0x80, 0x00), // 29
|
|
|
450 |
array(0x00, 0x66, 0xcc, 0x00), // 30
|
|
|
451 |
array(0xcc, 0xcc, 0xff, 0x00), // 31
|
|
|
452 |
array(0x00, 0x00, 0x80, 0x00), // 32
|
|
|
453 |
array(0xff, 0x00, 0xff, 0x00), // 33
|
|
|
454 |
array(0xff, 0xff, 0x00, 0x00), // 34
|
|
|
455 |
array(0x00, 0xff, 0xff, 0x00), // 35
|
|
|
456 |
array(0x80, 0x00, 0x80, 0x00), // 36
|
|
|
457 |
array(0x80, 0x00, 0x00, 0x00), // 37
|
|
|
458 |
array(0x00, 0x80, 0x80, 0x00), // 38
|
|
|
459 |
array(0x00, 0x00, 0xff, 0x00), // 39
|
|
|
460 |
array(0x00, 0xcc, 0xff, 0x00), // 40
|
|
|
461 |
array(0xcc, 0xff, 0xff, 0x00), // 41
|
|
|
462 |
array(0xcc, 0xff, 0xcc, 0x00), // 42
|
|
|
463 |
array(0xff, 0xff, 0x99, 0x00), // 43
|
|
|
464 |
array(0x99, 0xcc, 0xff, 0x00), // 44
|
|
|
465 |
array(0xff, 0x99, 0xcc, 0x00), // 45
|
|
|
466 |
array(0xcc, 0x99, 0xff, 0x00), // 46
|
|
|
467 |
array(0xff, 0xcc, 0x99, 0x00), // 47
|
|
|
468 |
array(0x33, 0x66, 0xff, 0x00), // 48
|
|
|
469 |
array(0x33, 0xcc, 0xcc, 0x00), // 49
|
|
|
470 |
array(0x99, 0xcc, 0x00, 0x00), // 50
|
|
|
471 |
array(0xff, 0xcc, 0x00, 0x00), // 51
|
|
|
472 |
array(0xff, 0x99, 0x00, 0x00), // 52
|
|
|
473 |
array(0xff, 0x66, 0x00, 0x00), // 53
|
|
|
474 |
array(0x66, 0x66, 0x99, 0x00), // 54
|
|
|
475 |
array(0x96, 0x96, 0x96, 0x00), // 55
|
|
|
476 |
array(0x00, 0x33, 0x66, 0x00), // 56
|
|
|
477 |
array(0x33, 0x99, 0x66, 0x00), // 57
|
|
|
478 |
array(0x00, 0x33, 0x00, 0x00), // 58
|
|
|
479 |
array(0x33, 0x33, 0x00, 0x00), // 59
|
|
|
480 |
array(0x99, 0x33, 0x00, 0x00), // 60
|
|
|
481 |
array(0x99, 0x33, 0x66, 0x00), // 61
|
|
|
482 |
array(0x33, 0x33, 0x99, 0x00), // 62
|
|
|
483 |
array(0x33, 0x33, 0x33, 0x00), // 63
|
|
|
484 |
);
|
|
|
485 |
}
|
| 1604 |
raphael |
486 |
|
| 418 |
aurelien |
487 |
/**
|
|
|
488 |
* Assemble worksheets into a workbook and send the BIFF data to an OLE
|
|
|
489 |
* storage.
|
|
|
490 |
*
|
|
|
491 |
* @access private
|
| 1604 |
raphael |
492 |
* @return mixed true on success. PEAR_Error on failure
|
| 418 |
aurelien |
493 |
*/
|
|
|
494 |
function _storeWorkbook()
|
|
|
495 |
{
|
| 1604 |
raphael |
496 |
if (count($this->_worksheets) == 0) {
|
|
|
497 |
return true;
|
|
|
498 |
}
|
|
|
499 |
|
| 418 |
aurelien |
500 |
// Ensure that at least one worksheet has been selected.
|
| 1604 |
raphael |
501 |
if ($this->_activesheet == 0) {
|
| 418 |
aurelien |
502 |
$this->_worksheets[0]->selected = 1;
|
|
|
503 |
}
|
| 1604 |
raphael |
504 |
|
| 418 |
aurelien |
505 |
// Calculate the number of selected worksheet tabs and call the finalization
|
|
|
506 |
// methods for each worksheet
|
| 1604 |
raphael |
507 |
$total_worksheets = count($this->_worksheets);
|
|
|
508 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
|
|
509 |
if ($this->_worksheets[$i]->selected) {
|
| 418 |
aurelien |
510 |
$this->_selected++;
|
|
|
511 |
}
|
|
|
512 |
$this->_worksheets[$i]->close($this->_sheetnames);
|
|
|
513 |
}
|
| 1604 |
raphael |
514 |
|
| 418 |
aurelien |
515 |
// Add Workbook globals
|
|
|
516 |
$this->_storeBof(0x0005);
|
| 1604 |
raphael |
517 |
$this->_storeCodepage();
|
|
|
518 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
519 |
$this->_storeWindow1();
|
|
|
520 |
}
|
|
|
521 |
if ($this->_BIFF_version == 0x0500) {
|
|
|
522 |
$this->_storeExterns(); // For print area and repeat rows
|
|
|
523 |
}
|
| 418 |
aurelien |
524 |
$this->_storeNames(); // For print area and repeat rows
|
| 1604 |
raphael |
525 |
if ($this->_BIFF_version == 0x0500) {
|
|
|
526 |
$this->_storeWindow1();
|
|
|
527 |
}
|
|
|
528 |
$this->_storeDatemode();
|
| 418 |
aurelien |
529 |
$this->_storeAllFonts();
|
|
|
530 |
$this->_storeAllNumFormats();
|
|
|
531 |
$this->_storeAllXfs();
|
|
|
532 |
$this->_storeAllStyles();
|
|
|
533 |
$this->_storePalette();
|
|
|
534 |
$this->_calcSheetOffsets();
|
| 1604 |
raphael |
535 |
|
| 418 |
aurelien |
536 |
// Add BOUNDSHEET records
|
| 1604 |
raphael |
537 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
| 418 |
aurelien |
538 |
$this->_storeBoundsheet($this->_worksheets[$i]->name,$this->_worksheets[$i]->offset);
|
|
|
539 |
}
|
| 1604 |
raphael |
540 |
|
|
|
541 |
if ($this->_country_code != -1) {
|
|
|
542 |
$this->_storeCountry();
|
|
|
543 |
}
|
|
|
544 |
|
|
|
545 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
546 |
//$this->_storeSupbookInternal();
|
|
|
547 |
/* TODO: store external SUPBOOK records and XCT and CRN records
|
|
|
548 |
in case of external references for BIFF8 */
|
|
|
549 |
//$this->_storeExternsheetBiff8();
|
|
|
550 |
$this->_storeSharedStringsTable();
|
|
|
551 |
}
|
|
|
552 |
|
| 418 |
aurelien |
553 |
// End Workbook globals
|
|
|
554 |
$this->_storeEof();
|
| 1604 |
raphael |
555 |
|
| 418 |
aurelien |
556 |
// Store the workbook in an OLE container
|
| 1604 |
raphael |
557 |
$res = $this->_storeOLEFile();
|
|
|
558 |
if ($this->isError($res)) {
|
|
|
559 |
return $this->raiseError($res->getMessage());
|
|
|
560 |
}
|
|
|
561 |
return true;
|
| 418 |
aurelien |
562 |
}
|
| 1604 |
raphael |
563 |
|
| 418 |
aurelien |
564 |
/**
|
| 1604 |
raphael |
565 |
* Store the workbook in an OLE container
|
| 418 |
aurelien |
566 |
*
|
|
|
567 |
* @access private
|
| 1604 |
raphael |
568 |
* @return mixed true on success. PEAR_Error on failure
|
| 418 |
aurelien |
569 |
*/
|
|
|
570 |
function _storeOLEFile()
|
|
|
571 |
{
|
| 1604 |
raphael |
572 |
if($this->_BIFF_version == 0x0600) {
|
|
|
573 |
$OLE = new OLE_PPS_File(OLE::Asc2Ucs('Workbook'));
|
|
|
574 |
} else {
|
|
|
575 |
$OLE = new OLE_PPS_File(OLE::Asc2Ucs('Book'));
|
|
|
576 |
}
|
|
|
577 |
if ($this->_tmp_dir != '') {
|
|
|
578 |
$OLE->setTempDir($this->_tmp_dir);
|
|
|
579 |
}
|
|
|
580 |
$res = $OLE->init();
|
|
|
581 |
if ($this->isError($res)) {
|
|
|
582 |
return $this->raiseError("OLE Error: ".$res->getMessage());
|
|
|
583 |
}
|
|
|
584 |
$OLE->append($this->_data);
|
|
|
585 |
|
|
|
586 |
$total_worksheets = count($this->_worksheets);
|
|
|
587 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
|
|
588 |
while ($tmp = $this->_worksheets[$i]->getData()) {
|
|
|
589 |
$OLE->append($tmp);
|
| 418 |
aurelien |
590 |
}
|
|
|
591 |
}
|
| 1604 |
raphael |
592 |
|
|
|
593 |
$root = new OLE_PPS_Root(time(), time(), array($OLE));
|
|
|
594 |
if ($this->_tmp_dir != '') {
|
|
|
595 |
$root->setTempDir($this->_tmp_dir);
|
|
|
596 |
}
|
|
|
597 |
|
|
|
598 |
$res = $root->save($this->_filename);
|
|
|
599 |
if ($this->isError($res)) {
|
|
|
600 |
return $this->raiseError("OLE Error: ".$res->getMessage());
|
|
|
601 |
}
|
|
|
602 |
return true;
|
| 418 |
aurelien |
603 |
}
|
| 1604 |
raphael |
604 |
|
| 418 |
aurelien |
605 |
/**
|
|
|
606 |
* Calculate offsets for Worksheet BOF records.
|
|
|
607 |
*
|
|
|
608 |
* @access private
|
|
|
609 |
*/
|
|
|
610 |
function _calcSheetOffsets()
|
|
|
611 |
{
|
| 1604 |
raphael |
612 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
613 |
$boundsheet_length = 12; // fixed length for a BOUNDSHEET record
|
|
|
614 |
} else {
|
|
|
615 |
$boundsheet_length = 11;
|
| 418 |
aurelien |
616 |
}
|
| 1604 |
raphael |
617 |
$EOF = 4;
|
|
|
618 |
$offset = $this->_datasize;
|
|
|
619 |
|
|
|
620 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
621 |
// add the length of the SST
|
|
|
622 |
/* TODO: check this works for a lot of strings (> 8224 bytes) */
|
|
|
623 |
$offset += $this->_calculateSharedStringsSizes();
|
|
|
624 |
if ($this->_country_code != -1) {
|
|
|
625 |
$offset += 8; // adding COUNTRY record
|
|
|
626 |
}
|
|
|
627 |
// add the lenght of SUPBOOK, EXTERNSHEET and NAME records
|
|
|
628 |
//$offset += 8; // FIXME: calculate real value when storing the records
|
|
|
629 |
}
|
|
|
630 |
$total_worksheets = count($this->_worksheets);
|
|
|
631 |
// add the length of the BOUNDSHEET records
|
|
|
632 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
|
|
633 |
$offset += $boundsheet_length + strlen($this->_worksheets[$i]->name);
|
|
|
634 |
}
|
| 418 |
aurelien |
635 |
$offset += $EOF;
|
| 1604 |
raphael |
636 |
|
|
|
637 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
| 418 |
aurelien |
638 |
$this->_worksheets[$i]->offset = $offset;
|
|
|
639 |
$offset += $this->_worksheets[$i]->_datasize;
|
|
|
640 |
}
|
|
|
641 |
$this->_biffsize = $offset;
|
|
|
642 |
}
|
| 1604 |
raphael |
643 |
|
| 418 |
aurelien |
644 |
/**
|
|
|
645 |
* Store the Excel FONT records.
|
|
|
646 |
*
|
|
|
647 |
* @access private
|
|
|
648 |
*/
|
|
|
649 |
function _storeAllFonts()
|
|
|
650 |
{
|
|
|
651 |
// tmp_format is added by the constructor. We use this to write the default XF's
|
|
|
652 |
$format = $this->_tmp_format;
|
|
|
653 |
$font = $format->getFont();
|
| 1604 |
raphael |
654 |
|
| 418 |
aurelien |
655 |
// Note: Fonts are 0-indexed. According to the SDK there is no index 4,
|
|
|
656 |
// so the following fonts are 0, 1, 2, 3, 5
|
|
|
657 |
//
|
| 1604 |
raphael |
658 |
for ($i = 1; $i <= 5; $i++){
|
| 418 |
aurelien |
659 |
$this->_append($font);
|
|
|
660 |
}
|
| 1604 |
raphael |
661 |
|
| 418 |
aurelien |
662 |
// Iterate through the XF objects and write a FONT record if it isn't the
|
|
|
663 |
// same as the default FONT and if it hasn't already been used.
|
|
|
664 |
//
|
|
|
665 |
$fonts = array();
|
|
|
666 |
$index = 6; // The first user defined FONT
|
| 1604 |
raphael |
667 |
|
| 418 |
aurelien |
668 |
$key = $format->getFontKey(); // The default font from _tmp_format
|
| 1604 |
raphael |
669 |
$fonts[$key] = 0; // Index of the default font
|
|
|
670 |
|
|
|
671 |
$total_formats = count($this->_formats);
|
|
|
672 |
for ($i = 0; $i < $total_formats; $i++) {
|
| 418 |
aurelien |
673 |
$key = $this->_formats[$i]->getFontKey();
|
|
|
674 |
if (isset($fonts[$key])) {
|
|
|
675 |
// FONT has already been used
|
|
|
676 |
$this->_formats[$i]->font_index = $fonts[$key];
|
| 1604 |
raphael |
677 |
} else {
|
| 418 |
aurelien |
678 |
// Add a new FONT record
|
|
|
679 |
$fonts[$key] = $index;
|
|
|
680 |
$this->_formats[$i]->font_index = $index;
|
|
|
681 |
$index++;
|
|
|
682 |
$font = $this->_formats[$i]->getFont();
|
|
|
683 |
$this->_append($font);
|
|
|
684 |
}
|
|
|
685 |
}
|
|
|
686 |
}
|
| 1604 |
raphael |
687 |
|
| 418 |
aurelien |
688 |
/**
|
|
|
689 |
* Store user defined numerical formats i.e. FORMAT records
|
|
|
690 |
*
|
|
|
691 |
* @access private
|
|
|
692 |
*/
|
|
|
693 |
function _storeAllNumFormats()
|
|
|
694 |
{
|
|
|
695 |
// Leaning num_format syndrome
|
|
|
696 |
$hash_num_formats = array();
|
|
|
697 |
$num_formats = array();
|
|
|
698 |
$index = 164;
|
| 1604 |
raphael |
699 |
|
| 418 |
aurelien |
700 |
// Iterate through the XF objects and write a FORMAT record if it isn't a
|
|
|
701 |
// built-in format type and if the FORMAT string hasn't already been used.
|
| 1604 |
raphael |
702 |
$total_formats = count($this->_formats);
|
|
|
703 |
for ($i = 0; $i < $total_formats; $i++) {
|
| 418 |
aurelien |
704 |
$num_format = $this->_formats[$i]->_num_format;
|
| 1604 |
raphael |
705 |
|
| 418 |
aurelien |
706 |
// Check if $num_format is an index to a built-in format.
|
|
|
707 |
// Also check for a string of zeros, which is a valid format string
|
|
|
708 |
// but would evaluate to zero.
|
|
|
709 |
//
|
| 1604 |
raphael |
710 |
if (!preg_match("/^0+\d/", $num_format)) {
|
|
|
711 |
if (preg_match("/^\d+$/", $num_format)) { // built-in format
|
| 418 |
aurelien |
712 |
continue;
|
|
|
713 |
}
|
|
|
714 |
}
|
| 1604 |
raphael |
715 |
|
| 418 |
aurelien |
716 |
if (isset($hash_num_formats[$num_format])) {
|
|
|
717 |
// FORMAT has already been used
|
|
|
718 |
$this->_formats[$i]->_num_format = $hash_num_formats[$num_format];
|
| 1604 |
raphael |
719 |
} else{
|
| 418 |
aurelien |
720 |
// Add a new FORMAT
|
|
|
721 |
$hash_num_formats[$num_format] = $index;
|
|
|
722 |
$this->_formats[$i]->_num_format = $index;
|
|
|
723 |
array_push($num_formats,$num_format);
|
|
|
724 |
$index++;
|
|
|
725 |
}
|
|
|
726 |
}
|
| 1604 |
raphael |
727 |
|
| 418 |
aurelien |
728 |
// Write the new FORMAT records starting from 0xA4
|
|
|
729 |
$index = 164;
|
|
|
730 |
foreach ($num_formats as $num_format) {
|
|
|
731 |
$this->_storeNumFormat($num_format,$index);
|
|
|
732 |
$index++;
|
|
|
733 |
}
|
|
|
734 |
}
|
| 1604 |
raphael |
735 |
|
| 418 |
aurelien |
736 |
/**
|
|
|
737 |
* Write all XF records.
|
|
|
738 |
*
|
|
|
739 |
* @access private
|
|
|
740 |
*/
|
|
|
741 |
function _storeAllXfs()
|
|
|
742 |
{
|
|
|
743 |
// _tmp_format is added by the constructor. We use this to write the default XF's
|
|
|
744 |
// The default font index is 0
|
|
|
745 |
//
|
|
|
746 |
$format = $this->_tmp_format;
|
| 1604 |
raphael |
747 |
for ($i = 0; $i <= 14; $i++) {
|
| 418 |
aurelien |
748 |
$xf = $format->getXf('style'); // Style XF
|
|
|
749 |
$this->_append($xf);
|
|
|
750 |
}
|
| 1604 |
raphael |
751 |
|
| 418 |
aurelien |
752 |
$xf = $format->getXf('cell'); // Cell XF
|
|
|
753 |
$this->_append($xf);
|
| 1604 |
raphael |
754 |
|
| 418 |
aurelien |
755 |
// User defined XFs
|
| 1604 |
raphael |
756 |
$total_formats = count($this->_formats);
|
|
|
757 |
for ($i = 0; $i < $total_formats; $i++) {
|
| 418 |
aurelien |
758 |
$xf = $this->_formats[$i]->getXf('cell');
|
|
|
759 |
$this->_append($xf);
|
|
|
760 |
}
|
|
|
761 |
}
|
| 1604 |
raphael |
762 |
|
| 418 |
aurelien |
763 |
/**
|
|
|
764 |
* Write all STYLE records.
|
|
|
765 |
*
|
| 1604 |
raphael |
766 |
* @access private
|
| 418 |
aurelien |
767 |
*/
|
|
|
768 |
function _storeAllStyles()
|
|
|
769 |
{
|
|
|
770 |
$this->_storeStyle();
|
|
|
771 |
}
|
| 1604 |
raphael |
772 |
|
| 418 |
aurelien |
773 |
/**
|
|
|
774 |
* Write the EXTERNCOUNT and EXTERNSHEET records. These are used as indexes for
|
|
|
775 |
* the NAME records.
|
|
|
776 |
*
|
|
|
777 |
* @access private
|
|
|
778 |
*/
|
|
|
779 |
function _storeExterns()
|
| 1604 |
raphael |
780 |
|
| 418 |
aurelien |
781 |
{
|
|
|
782 |
// Create EXTERNCOUNT with number of worksheets
|
|
|
783 |
$this->_storeExterncount(count($this->_worksheets));
|
| 1604 |
raphael |
784 |
|
| 418 |
aurelien |
785 |
// Create EXTERNSHEET for each worksheet
|
|
|
786 |
foreach ($this->_sheetnames as $sheetname) {
|
|
|
787 |
$this->_storeExternsheet($sheetname);
|
|
|
788 |
}
|
|
|
789 |
}
|
| 1604 |
raphael |
790 |
|
| 418 |
aurelien |
791 |
/**
|
|
|
792 |
* Write the NAME record to define the print area and the repeat rows and cols.
|
|
|
793 |
*
|
|
|
794 |
* @access private
|
|
|
795 |
*/
|
|
|
796 |
function _storeNames()
|
|
|
797 |
{
|
|
|
798 |
// Create the print area NAME records
|
| 1604 |
raphael |
799 |
$total_worksheets = count($this->_worksheets);
|
|
|
800 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
| 418 |
aurelien |
801 |
// Write a Name record if the print area has been defined
|
| 1604 |
raphael |
802 |
if (isset($this->_worksheets[$i]->print_rowmin)) {
|
| 418 |
aurelien |
803 |
$this->_storeNameShort(
|
| 1604 |
raphael |
804 |
$this->_worksheets[$i]->index,
|
| 418 |
aurelien |
805 |
0x06, // NAME type
|
| 1604 |
raphael |
806 |
$this->_worksheets[$i]->print_rowmin,
|
|
|
807 |
$this->_worksheets[$i]->print_rowmax,
|
|
|
808 |
$this->_worksheets[$i]->print_colmin,
|
|
|
809 |
$this->_worksheets[$i]->print_colmax
|
| 418 |
aurelien |
810 |
);
|
|
|
811 |
}
|
|
|
812 |
}
|
| 1604 |
raphael |
813 |
|
| 418 |
aurelien |
814 |
// Create the print title NAME records
|
| 1604 |
raphael |
815 |
$total_worksheets = count($this->_worksheets);
|
|
|
816 |
for ($i = 0; $i < $total_worksheets; $i++) {
|
|
|
817 |
$rowmin = $this->_worksheets[$i]->title_rowmin;
|
|
|
818 |
$rowmax = $this->_worksheets[$i]->title_rowmax;
|
|
|
819 |
$colmin = $this->_worksheets[$i]->title_colmin;
|
|
|
820 |
$colmax = $this->_worksheets[$i]->title_colmax;
|
|
|
821 |
|
| 418 |
aurelien |
822 |
// Determine if row + col, row, col or nothing has been defined
|
|
|
823 |
// and write the appropriate record
|
|
|
824 |
//
|
| 1604 |
raphael |
825 |
if (isset($rowmin) && isset($colmin)) {
|
| 418 |
aurelien |
826 |
// Row and column titles have been defined.
|
|
|
827 |
// Row title has been defined.
|
|
|
828 |
$this->_storeNameLong(
|
| 1604 |
raphael |
829 |
$this->_worksheets[$i]->index,
|
| 418 |
aurelien |
830 |
0x07, // NAME type
|
|
|
831 |
$rowmin,
|
|
|
832 |
$rowmax,
|
|
|
833 |
$colmin,
|
|
|
834 |
$colmax
|
|
|
835 |
);
|
| 1604 |
raphael |
836 |
} elseif (isset($rowmin)) {
|
| 418 |
aurelien |
837 |
// Row title has been defined.
|
|
|
838 |
$this->_storeNameShort(
|
| 1604 |
raphael |
839 |
$this->_worksheets[$i]->index,
|
| 418 |
aurelien |
840 |
0x07, // NAME type
|
|
|
841 |
$rowmin,
|
|
|
842 |
$rowmax,
|
|
|
843 |
0x00,
|
|
|
844 |
0xff
|
|
|
845 |
);
|
| 1604 |
raphael |
846 |
} elseif (isset($colmin)) {
|
| 418 |
aurelien |
847 |
// Column title has been defined.
|
|
|
848 |
$this->_storeNameShort(
|
| 1604 |
raphael |
849 |
$this->_worksheets[$i]->index,
|
| 418 |
aurelien |
850 |
0x07, // NAME type
|
|
|
851 |
0x0000,
|
|
|
852 |
0x3fff,
|
|
|
853 |
$colmin,
|
|
|
854 |
$colmax
|
|
|
855 |
);
|
| 1604 |
raphael |
856 |
} else {
|
| 418 |
aurelien |
857 |
// Print title hasn't been defined.
|
|
|
858 |
}
|
|
|
859 |
}
|
|
|
860 |
}
|
| 1604 |
raphael |
861 |
|
|
|
862 |
|
|
|
863 |
|
|
|
864 |
|
| 418 |
aurelien |
865 |
/******************************************************************************
|
|
|
866 |
*
|
|
|
867 |
* BIFF RECORDS
|
|
|
868 |
*
|
|
|
869 |
*/
|
| 1604 |
raphael |
870 |
|
| 418 |
aurelien |
871 |
/**
|
| 1604 |
raphael |
872 |
* Stores the CODEPAGE biff record.
|
|
|
873 |
*
|
|
|
874 |
* @access private
|
|
|
875 |
*/
|
|
|
876 |
function _storeCodepage()
|
|
|
877 |
{
|
|
|
878 |
$record = 0x0042; // Record identifier
|
|
|
879 |
$length = 0x0002; // Number of bytes to follow
|
|
|
880 |
$cv = $this->_codepage; // The code page
|
|
|
881 |
|
|
|
882 |
$header = pack('vv', $record, $length);
|
|
|
883 |
$data = pack('v', $cv);
|
|
|
884 |
|
| 1605 |
raphael |
885 |
$data = $header . $data;
|
|
|
886 |
$this->_append($data);
|
| 1604 |
raphael |
887 |
}
|
|
|
888 |
|
|
|
889 |
/**
|
| 418 |
aurelien |
890 |
* Write Excel BIFF WINDOW1 record.
|
|
|
891 |
*
|
|
|
892 |
* @access private
|
|
|
893 |
*/
|
|
|
894 |
function _storeWindow1()
|
|
|
895 |
{
|
|
|
896 |
$record = 0x003D; // Record identifier
|
|
|
897 |
$length = 0x0012; // Number of bytes to follow
|
| 1604 |
raphael |
898 |
|
| 418 |
aurelien |
899 |
$xWn = 0x0000; // Horizontal position of window
|
|
|
900 |
$yWn = 0x0000; // Vertical position of window
|
|
|
901 |
$dxWn = 0x25BC; // Width of window
|
|
|
902 |
$dyWn = 0x1572; // Height of window
|
| 1604 |
raphael |
903 |
|
| 418 |
aurelien |
904 |
$grbit = 0x0038; // Option flags
|
|
|
905 |
$ctabsel = $this->_selected; // Number of workbook tabs selected
|
|
|
906 |
$wTabRatio = 0x0258; // Tab to scrollbar ratio
|
| 1604 |
raphael |
907 |
|
| 418 |
aurelien |
908 |
$itabFirst = $this->_firstsheet; // 1st displayed worksheet
|
|
|
909 |
$itabCur = $this->_activesheet; // Active worksheet
|
| 1604 |
raphael |
910 |
|
| 418 |
aurelien |
911 |
$header = pack("vv", $record, $length);
|
|
|
912 |
$data = pack("vvvvvvvvv", $xWn, $yWn, $dxWn, $dyWn,
|
|
|
913 |
$grbit,
|
|
|
914 |
$itabCur, $itabFirst,
|
|
|
915 |
$ctabsel, $wTabRatio);
|
| 1605 |
raphael |
916 |
$data = $header . $data;
|
|
|
917 |
$this->_append($data);
|
| 418 |
aurelien |
918 |
}
|
| 1604 |
raphael |
919 |
|
| 418 |
aurelien |
920 |
/**
|
|
|
921 |
* Writes Excel BIFF BOUNDSHEET record.
|
| 1604 |
raphael |
922 |
* FIXME: inconsistent with BIFF documentation
|
| 418 |
aurelien |
923 |
*
|
|
|
924 |
* @param string $sheetname Worksheet name
|
|
|
925 |
* @param integer $offset Location of worksheet BOF
|
|
|
926 |
* @access private
|
|
|
927 |
*/
|
|
|
928 |
function _storeBoundsheet($sheetname,$offset)
|
|
|
929 |
{
|
|
|
930 |
$record = 0x0085; // Record identifier
|
| 1604 |
raphael |
931 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
932 |
$length = 0x08 + strlen($sheetname); // Number of bytes to follow
|
|
|
933 |
} else {
|
|
|
934 |
$length = 0x07 + strlen($sheetname); // Number of bytes to follow
|
|
|
935 |
}
|
|
|
936 |
|
|
|
937 |
$grbit = 0x0000; // Visibility and sheet type
|
|
|
938 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
939 |
$cch = mb_strlen($sheetname,'UTF-16LE'); // Length of sheet name
|
|
|
940 |
} else {
|
|
|
941 |
$cch = strlen($sheetname); // Length of sheet name
|
|
|
942 |
}
|
|
|
943 |
|
| 418 |
aurelien |
944 |
$header = pack("vv", $record, $length);
|
| 1604 |
raphael |
945 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
946 |
$data = pack("VvCC", $offset, $grbit, $cch, 0x1);
|
|
|
947 |
} else {
|
|
|
948 |
$data = pack("VvC", $offset, $grbit, $cch);
|
|
|
949 |
}
|
| 1605 |
raphael |
950 |
|
|
|
951 |
$data = $header.$data.$sheetname;
|
|
|
952 |
$this->_append($data);
|
| 418 |
aurelien |
953 |
}
|
| 1604 |
raphael |
954 |
|
| 418 |
aurelien |
955 |
/**
|
| 1604 |
raphael |
956 |
* Write Internal SUPBOOK record
|
|
|
957 |
*
|
|
|
958 |
* @access private
|
|
|
959 |
*/
|
|
|
960 |
function _storeSupbookInternal()
|
|
|
961 |
{
|
|
|
962 |
$record = 0x01AE; // Record identifier
|
|
|
963 |
$length = 0x0004; // Bytes to follow
|
|
|
964 |
|
|
|
965 |
$header = pack("vv", $record, $length);
|
|
|
966 |
$data = pack("vv", count($this->_worksheets), 0x0104);
|
| 1605 |
raphael |
967 |
$data = $header . $data;
|
|
|
968 |
$this->_append($data);
|
| 1604 |
raphael |
969 |
}
|
|
|
970 |
|
|
|
971 |
/**
|
|
|
972 |
* Writes the Excel BIFF EXTERNSHEET record. These references are used by
|
|
|
973 |
* formulas.
|
|
|
974 |
*
|
|
|
975 |
* @param string $sheetname Worksheet name
|
|
|
976 |
* @access private
|
|
|
977 |
*/
|
|
|
978 |
function _storeExternsheetBiff8()
|
|
|
979 |
{
|
|
|
980 |
$total_references = count($this->_parser->_references);
|
|
|
981 |
$record = 0x0017; // Record identifier
|
|
|
982 |
$length = 2 + 6 * $total_references; // Number of bytes to follow
|
|
|
983 |
|
|
|
984 |
$supbook_index = 0; // FIXME: only using internal SUPBOOK record
|
|
|
985 |
$header = pack("vv", $record, $length);
|
|
|
986 |
$data = pack('v', $total_references);
|
|
|
987 |
for ($i = 0; $i < $total_references; $i++) {
|
|
|
988 |
$data .= $this->_parser->_references[$i];
|
|
|
989 |
}
|
| 1605 |
raphael |
990 |
$data = $header . $data;
|
|
|
991 |
$this->_append($data);
|
| 1604 |
raphael |
992 |
}
|
|
|
993 |
|
|
|
994 |
/**
|
| 418 |
aurelien |
995 |
* Write Excel BIFF STYLE records.
|
|
|
996 |
*
|
|
|
997 |
* @access private
|
|
|
998 |
*/
|
|
|
999 |
function _storeStyle()
|
|
|
1000 |
{
|
|
|
1001 |
$record = 0x0293; // Record identifier
|
|
|
1002 |
$length = 0x0004; // Bytes to follow
|
| 1604 |
raphael |
1003 |
|
| 418 |
aurelien |
1004 |
$ixfe = 0x8000; // Index to style XF
|
|
|
1005 |
$BuiltIn = 0x00; // Built-in style
|
|
|
1006 |
$iLevel = 0xff; // Outline style level
|
| 1604 |
raphael |
1007 |
|
| 418 |
aurelien |
1008 |
$header = pack("vv", $record, $length);
|
|
|
1009 |
$data = pack("vCC", $ixfe, $BuiltIn, $iLevel);
|
| 1605 |
raphael |
1010 |
$data = $header . $data;
|
|
|
1011 |
$this->_append($data);
|
| 418 |
aurelien |
1012 |
}
|
| 1604 |
raphael |
1013 |
|
|
|
1014 |
|
| 418 |
aurelien |
1015 |
/**
|
|
|
1016 |
* Writes Excel FORMAT record for non "built-in" numerical formats.
|
|
|
1017 |
*
|
|
|
1018 |
* @param string $format Custom format string
|
|
|
1019 |
* @param integer $ifmt Format index code
|
|
|
1020 |
* @access private
|
|
|
1021 |
*/
|
| 1604 |
raphael |
1022 |
function _storeNumFormat($format, $ifmt)
|
| 418 |
aurelien |
1023 |
{
|
|
|
1024 |
$record = 0x041E; // Record identifier
|
| 1604 |
raphael |
1025 |
|
|
|
1026 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
1027 |
$length = 5 + strlen($format); // Number of bytes to follow
|
|
|
1028 |
$encoding = 0x0;
|
|
|
1029 |
} elseif ($this->_BIFF_version == 0x0500) {
|
|
|
1030 |
$length = 3 + strlen($format); // Number of bytes to follow
|
|
|
1031 |
}
|
|
|
1032 |
|
|
|
1033 |
if ( $this->_BIFF_version == 0x0600 && function_exists('iconv') ) { // Encode format String
|
|
|
1034 |
if (mb_detect_encoding($format, 'auto') !== 'UTF-16LE'){
|
|
|
1035 |
$format = iconv(mb_detect_encoding($format, 'auto'),'UTF-16LE',$format);
|
|
|
1036 |
}
|
|
|
1037 |
$encoding = 1;
|
|
|
1038 |
$cch = function_exists('mb_strlen') ? mb_strlen($format, 'UTF-16LE') : (strlen($format) / 2);
|
|
|
1039 |
} else {
|
|
|
1040 |
$encoding = 0;
|
|
|
1041 |
$cch = strlen($format); // Length of format string
|
|
|
1042 |
}
|
|
|
1043 |
$length = strlen($format);
|
|
|
1044 |
|
|
|
1045 |
if ($this->_BIFF_version == 0x0600) {
|
|
|
1046 |
$header = pack("vv", $record, 5 + $length);
|
|
|
1047 |
$data = pack("vvC", $ifmt, $cch, $encoding);
|
|
|
1048 |
} elseif ($this->_BIFF_version == 0x0500) {
|
|
|
1049 |
$header = pack("vv", $record, 3 + $length);
|
|
|
1050 |
$data = pack("vC", $ifmt, $cch);
|
|
|
1051 |
}
|
| 1605 |
raphael |
1052 |
$data = $header . $data . $format;
|
|
|
1053 |
$this->_append($data);
|
| 418 |
aurelien |
1054 |
}
|
| 1604 |
raphael |
1055 |
|
| 418 |
aurelien |
1056 |
/**
|
| 1604 |
raphael |
1057 |
* Write DATEMODE record to indicate the date system in use (1904 or 1900).
|
| 418 |
aurelien |
1058 |
*
|
|
|
1059 |
* @access private
|
|
|
1060 |
*/
|
| 1604 |
raphael |
1061 |
function _storeDatemode()
|
| 418 |
aurelien |
1062 |
{
|
|
|
1063 |
$record = 0x0022; // Record identifier
|
|
|
1064 |
$length = 0x0002; // Bytes to follow
|
| 1604 |
raphael |
1065 |
|
| 418 |
aurelien |
1066 |
$f1904 = $this->_1904; // Flag for 1904 date system
|
| 1604 |
raphael |
1067 |
|
| 418 |
aurelien |
1068 |
$header = pack("vv", $record, $length);
|
|
|
1069 |
$data = pack("v", $f1904);
|
| 1605 |
raphael |
1070 |
$data = $header . $data;
|
|
|
1071 |
$this->_append($data);
|
| 418 |
aurelien |
1072 |
}
|
| 1604 |
raphael |
1073 |
|
|
|
1074 |
|
| 418 |
aurelien |
1075 |
/**
|
|
|
1076 |
* Write BIFF record EXTERNCOUNT to indicate the number of external sheet
|
|
|
1077 |
* references in the workbook.
|
|
|
1078 |
*
|
|
|
1079 |
* Excel only stores references to external sheets that are used in NAME.
|
|
|
1080 |
* The workbook NAME record is required to define the print area and the repeat
|
|
|
1081 |
* rows and columns.
|
|
|
1082 |
*
|
|
|
1083 |
* A similar method is used in Worksheet.php for a slightly different purpose.
|
|
|
1084 |
*
|
|
|
1085 |
* @param integer $cxals Number of external references
|
|
|
1086 |
* @access private
|
|
|
1087 |
*/
|
|
|
1088 |
function _storeExterncount($cxals)
|
|
|
1089 |
{
|
|
|
1090 |
$record = 0x0016; // Record identifier
|
|
|
1091 |
$length = 0x0002; // Number of bytes to follow
|
| 1604 |
raphael |
1092 |
|
| 418 |
aurelien |
1093 |
$header = pack("vv", $record, $length);
|
|
|
1094 |
$data = pack("v", $cxals);
|
| 1605 |
raphael |
1095 |
$data = $header . $data;
|
|
|
1096 |
$this->_append($data);
|
| 418 |
aurelien |
1097 |
}
|
| 1604 |
raphael |
1098 |
|
|
|
1099 |
|
| 418 |
aurelien |
1100 |
/**
|
|
|
1101 |
* Writes the Excel BIFF EXTERNSHEET record. These references are used by
|
|
|
1102 |
* formulas. NAME record is required to define the print area and the repeat
|
|
|
1103 |
* rows and columns.
|
|
|
1104 |
*
|
|
|
1105 |
* A similar method is used in Worksheet.php for a slightly different purpose.
|
|
|
1106 |
*
|
|
|
1107 |
* @param string $sheetname Worksheet name
|
|
|
1108 |
* @access private
|
|
|
1109 |
*/
|
|
|
1110 |
function _storeExternsheet($sheetname)
|
|
|
1111 |
{
|
|
|
1112 |
$record = 0x0017; // Record identifier
|
|
|
1113 |
$length = 0x02 + strlen($sheetname); // Number of bytes to follow
|
| 1604 |
raphael |
1114 |
|
| 418 |
aurelien |
1115 |
$cch = strlen($sheetname); // Length of sheet name
|
|
|
1116 |
$rgch = 0x03; // Filename encoding
|
| 1604 |
raphael |
1117 |
|
| 418 |
aurelien |
1118 |
$header = pack("vv", $record, $length);
|
|
|
1119 |
$data = pack("CC", $cch, $rgch);
|
| 1605 |
raphael |
1120 |
$data = $header . $data . $sheetname;
|
|
|
1121 |
$this->_append($data);
|
| 418 |
aurelien |
1122 |
}
|
| 1604 |
raphael |
1123 |
|
|
|
1124 |
|
| 418 |
aurelien |
1125 |
/**
|
|
|
1126 |
* Store the NAME record in the short format that is used for storing the print
|
|
|
1127 |
* area, repeat rows only and repeat columns only.
|
|
|
1128 |
*
|
|
|
1129 |
* @param integer $index Sheet index
|
|
|
1130 |
* @param integer $type Built-in name type
|
|
|
1131 |
* @param integer $rowmin Start row
|
|
|
1132 |
* @param integer $rowmax End row
|
|
|
1133 |
* @param integer $colmin Start colum
|
|
|
1134 |
* @param integer $colmax End column
|
|
|
1135 |
* @access private
|
|
|
1136 |
*/
|
| 1604 |
raphael |
1137 |
function _storeNameShort($index, $type, $rowmin, $rowmax, $colmin, $colmax)
|
| 418 |
aurelien |
1138 |
{
|
|
|
1139 |
$record = 0x0018; // Record identifier
|
|
|
1140 |
$length = 0x0024; // Number of bytes to follow
|
| 1604 |
raphael |
1141 |
|
| 418 |
aurelien |
1142 |
$grbit = 0x0020; // Option flags
|
|
|
1143 |
$chKey = 0x00; // Keyboard shortcut
|
|
|
1144 |
$cch = 0x01; // Length of text name
|
|
|
1145 |
$cce = 0x0015; // Length of text definition
|
|
|
1146 |
$ixals = $index + 1; // Sheet index
|
|
|
1147 |
$itab = $ixals; // Equal to ixals
|
|
|
1148 |
$cchCustMenu = 0x00; // Length of cust menu text
|
|
|
1149 |
$cchDescription = 0x00; // Length of description text
|
|
|
1150 |
$cchHelptopic = 0x00; // Length of help topic text
|
|
|
1151 |
$cchStatustext = 0x00; // Length of status bar text
|
|
|
1152 |
$rgch = $type; // Built-in name type
|
| 1604 |
raphael |
1153 |
|
| 418 |
aurelien |
1154 |
$unknown03 = 0x3b;
|
|
|
1155 |
$unknown04 = 0xffff-$index;
|
|
|
1156 |
$unknown05 = 0x0000;
|
|
|
1157 |
$unknown06 = 0x0000;
|
|
|
1158 |
$unknown07 = 0x1087;
|
|
|
1159 |
$unknown08 = 0x8005;
|
| 1604 |
raphael |
1160 |
|
| 418 |
aurelien |
1161 |
$header = pack("vv", $record, $length);
|
|
|
1162 |
$data = pack("v", $grbit);
|
|
|
1163 |
$data .= pack("C", $chKey);
|
|
|
1164 |
$data .= pack("C", $cch);
|
|
|
1165 |
$data .= pack("v", $cce);
|
|
|
1166 |
$data .= pack("v", $ixals);
|
|
|
1167 |
$data .= pack("v", $itab);
|
|
|
1168 |
$data .= pack("C", $cchCustMenu);
|
|
|
1169 |
$data .= pack("C", $cchDescription);
|
|
|
1170 |
$data .= pack("C", $cchHelptopic);
|
|
|
1171 |
$data .= pack("C", $cchStatustext);
|
|
|
1172 |
$data .= pack("C", $rgch);
|
|
|
1173 |
$data .= pack("C", $unknown03);
|
|
|
1174 |
$data .= pack("v", $unknown04);
|
|
|
1175 |
$data .= pack("v", $unknown05);
|
|
|
1176 |
$data .= pack("v", $unknown06);
|
|
|
1177 |
$data .= pack("v", $unknown07);
|
|
|
1178 |
$data .= pack("v", $unknown08);
|
|
|
1179 |
$data .= pack("v", $index);
|
|
|
1180 |
$data .= pack("v", $index);
|
|
|
1181 |
$data .= pack("v", $rowmin);
|
|
|
1182 |
$data .= pack("v", $rowmax);
|
|
|
1183 |
$data .= pack("C", $colmin);
|
|
|
1184 |
$data .= pack("C", $colmax);
|
| 1605 |
raphael |
1185 |
$data = $header . $data;
|
|
|
1186 |
$this->_append($data);
|
| 418 |
aurelien |
1187 |
}
|
| 1604 |
raphael |
1188 |
|
|
|
1189 |
|
| 418 |
aurelien |
1190 |
/**
|
|
|
1191 |
* Store the NAME record in the long format that is used for storing the repeat
|
|
|
1192 |
* rows and columns when both are specified. This shares a lot of code with
|
|
|
1193 |
* _storeNameShort() but we use a separate method to keep the code clean.
|
|
|
1194 |
* Code abstraction for reuse can be carried too far, and I should know. ;-)
|
|
|
1195 |
*
|
|
|
1196 |
* @param integer $index Sheet index
|
|
|
1197 |
* @param integer $type Built-in name type
|
|
|
1198 |
* @param integer $rowmin Start row
|
|
|
1199 |
* @param integer $rowmax End row
|
|
|
1200 |
* @param integer $colmin Start colum
|
|
|
1201 |
* @param integer $colmax End column
|
|
|
1202 |
* @access private
|
|
|
1203 |
*/
|
| 1604 |
raphael |
1204 |
function _storeNameLong($index, $type, $rowmin, $rowmax, $colmin, $colmax)
|
| 418 |
aurelien |
1205 |
{
|
|
|
1206 |
$record = 0x0018; // Record identifier
|
|
|
1207 |
$length = 0x003d; // Number of bytes to follow
|
|
|
1208 |
$grbit = 0x0020; // Option flags
|
|
|
1209 |
$chKey = 0x00; // Keyboard shortcut
|
|
|
1210 |
$cch = 0x01; // Length of text name
|
|
|
1211 |
$cce = 0x002e; // Length of text definition
|
|
|
1212 |
$ixals = $index + 1; // Sheet index
|
|
|
1213 |
$itab = $ixals; // Equal to ixals
|
|
|
1214 |
$cchCustMenu = 0x00; // Length of cust menu text
|
|
|
1215 |
$cchDescription = 0x00; // Length of description text
|
|
|
1216 |
$cchHelptopic = 0x00; // Length of help topic text
|
|
|
1217 |
$cchStatustext = 0x00; // Length of status bar text
|
|
|
1218 |
$rgch = $type; // Built-in name type
|
| 1604 |
raphael |
1219 |
|
| 418 |
aurelien |
1220 |
$unknown01 = 0x29;
|
|
|
1221 |
$unknown02 = 0x002b;
|
|
|
1222 |
$unknown03 = 0x3b;
|
|
|
1223 |
$unknown04 = 0xffff-$index;
|
|
|
1224 |
$unknown05 = 0x0000;
|
|
|
1225 |
$unknown06 = 0x0000;
|
|
|
1226 |
$unknown07 = 0x1087;
|
|
|
1227 |
$unknown08 = 0x8008;
|
| 1604 |
raphael |
1228 |
|
| 418 |
aurelien |
1229 |
$header = pack("vv", $record, $length);
|
|
|
1230 |
$data = pack("v", $grbit);
|
|
|
1231 |
$data .= pack("C", $chKey);
|
|
|
1232 |
$data .= pack("C", $cch);
|
|
|
1233 |
$data .= pack("v", $cce);
|
|
|
1234 |
$data .= pack("v", $ixals);
|
|
|
1235 |
$data .= pack("v", $itab);
|
|
|
1236 |
$data .= pack("C", $cchCustMenu);
|
|
|
1237 |
$data .= pack("C", $cchDescription);
|
|
|
1238 |
$data .= pack("C", $cchHelptopic);
|
|
|
1239 |
$data .= pack("C", $cchStatustext);
|
|
|
1240 |
$data .= pack("C", $rgch);
|
|
|
1241 |
$data .= pack("C", $unknown01);
|
|
|
1242 |
$data .= pack("v", $unknown02);
|
|
|
1243 |
// Column definition
|
|
|
1244 |
$data .= pack("C", $unknown03);
|
|
|
1245 |
$data .= pack("v", $unknown04);
|
|
|
1246 |
$data .= pack("v", $unknown05);
|
|
|
1247 |
$data .= pack("v", $unknown06);
|
|
|
1248 |
$data .= pack("v", $unknown07);
|
|
|
1249 |
$data .= pack("v", $unknown08);
|
|
|
1250 |
$data .= pack("v", $index);
|
|
|
1251 |
$data .= pack("v", $index);
|
|
|
1252 |
$data .= pack("v", 0x0000);
|
|
|
1253 |
$data .= pack("v", 0x3fff);
|
|
|
1254 |
$data .= pack("C", $colmin);
|
|
|
1255 |
$data .= pack("C", $colmax);
|
|
|
1256 |
// Row definition
|
|
|
1257 |
$data .= pack("C", $unknown03);
|
|
|
1258 |
$data .= pack("v", $unknown04);
|
|
|
1259 |
$data .= pack("v", $unknown05);
|
|
|
1260 |
$data .= pack("v", $unknown06);
|
|
|
1261 |
$data .= pack("v", $unknown07);
|
|
|
1262 |
$data .= pack("v", $unknown08);
|
|
|
1263 |
$data .= pack("v", $index);
|
|
|
1264 |
$data .= pack("v", $index);
|
|
|
1265 |
$data .= pack("v", $rowmin);
|
|
|
1266 |
$data .= pack("v", $rowmax);
|
|
|
1267 |
$data .= pack("C", 0x00);
|
|
|
1268 |
$data .= pack("C", 0xff);
|
|
|
1269 |
// End of data
|
|
|
1270 |
$data .= pack("C", 0x10);
|
| 1605 |
raphael |
1271 |
$data = $header . $data;
|
|
|
1272 |
$this->_append($data);
|
| 418 |
aurelien |
1273 |
}
|
| 1604 |
raphael |
1274 |
|
| 418 |
aurelien |
1275 |
/**
|
| 1604 |
raphael |
1276 |
* Stores the COUNTRY record for localization
|
|
|
1277 |
*
|
|
|
1278 |
* @access private
|
|
|
1279 |
*/
|
|
|
1280 |
function _storeCountry()
|
|
|
1281 |
{
|
|
|
1282 |
$record = 0x008C; // Record identifier
|
|
|
1283 |
$length = 4; // Number of bytes to follow
|
|
|
1284 |
|
|
|
1285 |
$header = pack('vv', $record, $length);
|
|
|
1286 |
/* using the same country code always for simplicity */
|
|
|
1287 |
$data = pack('vv', $this->_country_code, $this->_country_code);
|
| 1605 |
raphael |
1288 |
$data = $header . $data;
|
|
|
1289 |
$this->_append($data);
|
| 1604 |
raphael |
1290 |
}
|
|
|
1291 |
|
|
|
1292 |
/**
|
| 418 |
aurelien |
1293 |
* Stores the PALETTE biff record.
|
|
|
1294 |
*
|
|
|
1295 |
* @access private
|
|
|
1296 |
*/
|
|
|
1297 |
function _storePalette()
|
|
|
1298 |
{
|
|
|
1299 |
$aref = $this->_palette;
|
| 1604 |
raphael |
1300 |
|
| 418 |
aurelien |
1301 |
$record = 0x0092; // Record identifier
|
|
|
1302 |
$length = 2 + 4 * count($aref); // Number of bytes to follow
|
|
|
1303 |
$ccv = count($aref); // Number of RGB values to follow
|
|
|
1304 |
$data = ''; // The RGB data
|
| 1604 |
raphael |
1305 |
|
| 418 |
aurelien |
1306 |
// Pack the RGB data
|
| 1604 |
raphael |
1307 |
foreach ($aref as $color) {
|
|
|
1308 |
foreach ($color as $byte) {
|
| 418 |
aurelien |
1309 |
$data .= pack("C",$byte);
|
|
|
1310 |
}
|
|
|
1311 |
}
|
| 1604 |
raphael |
1312 |
|
| 418 |
aurelien |
1313 |
$header = pack("vvv", $record, $length, $ccv);
|
| 1605 |
raphael |
1314 |
$data = $header . $data;
|
|
|
1315 |
$this->_append($data);
|
| 418 |
aurelien |
1316 |
}
|
| 1604 |
raphael |
1317 |
|
|
|
1318 |
/**
|
|
|
1319 |
* Calculate
|
|
|
1320 |
* Handling of the SST continue blocks is complicated by the need to include an
|
|
|
1321 |
* additional continuation byte depending on whether the string is split between
|
|
|
1322 |
* blocks or whether it starts at the beginning of the block. (There are also
|
|
|
1323 |
* additional complications that will arise later when/if Rich Strings are
|
|
|
1324 |
* supported).
|
|
|
1325 |
*
|
|
|
1326 |
* @access private
|
|
|
1327 |
*/
|
|
|
1328 |
function _calculateSharedStringsSizes()
|
|
|
1329 |
{
|
|
|
1330 |
/* Iterate through the strings to calculate the CONTINUE block sizes.
|
|
|
1331 |
For simplicity we use the same size for the SST and CONTINUE records:
|
|
|
1332 |
8228 : Maximum Excel97 block size
|
|
|
1333 |
-4 : Length of block header
|
|
|
1334 |
-8 : Length of additional SST header information
|
|
|
1335 |
-8 : Arbitrary number to keep within _add_continue() limit = 8208
|
|
|
1336 |
*/
|
|
|
1337 |
$continue_limit = 8208;
|
|
|
1338 |
$block_length = 0;
|
|
|
1339 |
$written = 0;
|
|
|
1340 |
$this->_block_sizes = array();
|
|
|
1341 |
$continue = 0;
|
|
|
1342 |
|
|
|
1343 |
foreach (array_keys($this->_str_table) as $string) {
|
|
|
1344 |
$string_length = strlen($string);
|
|
|
1345 |
$headerinfo = unpack("vlength/Cencoding", $string);
|
|
|
1346 |
$encoding = $headerinfo["encoding"];
|
|
|
1347 |
$split_string = 0;
|
|
|
1348 |
|
|
|
1349 |
// Block length is the total length of the strings that will be
|
|
|
1350 |
// written out in a single SST or CONTINUE block.
|
|
|
1351 |
$block_length += $string_length;
|
|
|
1352 |
|
|
|
1353 |
// We can write the string if it doesn't cross a CONTINUE boundary
|
|
|
1354 |
if ($block_length < $continue_limit) {
|
|
|
1355 |
$written += $string_length;
|
|
|
1356 |
continue;
|
|
|
1357 |
}
|
|
|
1358 |
|
|
|
1359 |
// Deal with the cases where the next string to be written will exceed
|
|
|
1360 |
// the CONTINUE boundary. If the string is very long it may need to be
|
|
|
1361 |
// written in more than one CONTINUE record.
|
|
|
1362 |
while ($block_length >= $continue_limit) {
|
|
|
1363 |
|
|
|
1364 |
// We need to avoid the case where a string is continued in the first
|
|
|
1365 |
// n bytes that contain the string header information.
|
|
|
1366 |
$header_length = 3; // Min string + header size -1
|
|
|
1367 |
$space_remaining = $continue_limit - $written - $continue;
|
|
|
1368 |
|
|
|
1369 |
|
|
|
1370 |
/* TODO: Unicode data should only be split on char (2 byte)
|
|
|
1371 |
boundaries. Therefore, in some cases we need to reduce the
|
|
|
1372 |
amount of available
|
|
|
1373 |
*/
|
|
|
1374 |
$align = 0;
|
|
|
1375 |
|
|
|
1376 |
// Only applies to Unicode strings
|
|
|
1377 |
if ($encoding == 1) {
|
|
|
1378 |
// Min string + header size -1
|
|
|
1379 |
$header_length = 4;
|
|
|
1380 |
|
|
|
1381 |
if ($space_remaining > $header_length) {
|
|
|
1382 |
// String contains 3 byte header => split on odd boundary
|
|
|
1383 |
if (!$split_string && $space_remaining % 2 != 1) {
|
|
|
1384 |
$space_remaining--;
|
|
|
1385 |
$align = 1;
|
|
|
1386 |
}
|
|
|
1387 |
// Split section without header => split on even boundary
|
|
|
1388 |
else if ($split_string && $space_remaining % 2 == 1) {
|
|
|
1389 |
$space_remaining--;
|
|
|
1390 |
$align = 1;
|
|
|
1391 |
}
|
|
|
1392 |
|
|
|
1393 |
$split_string = 1;
|
|
|
1394 |
}
|
|
|
1395 |
}
|
|
|
1396 |
|
|
|
1397 |
|
|
|
1398 |
if ($space_remaining > $header_length) {
|
|
|
1399 |
// Write as much as possible of the string in the current block
|
|
|
1400 |
$written += $space_remaining;
|
|
|
1401 |
|
|
|
1402 |
// Reduce the current block length by the amount written
|
|
|
1403 |
$block_length -= $continue_limit - $continue - $align;
|
|
|
1404 |
|
|
|
1405 |
// Store the max size for this block
|
|
|
1406 |
$this->_block_sizes[] = $continue_limit - $align;
|
|
|
1407 |
|
|
|
1408 |
// If the current string was split then the next CONTINUE block
|
|
|
1409 |
// should have the string continue flag (grbit) set unless the
|
|
|
1410 |
// split string fits exactly into the remaining space.
|
|
|
1411 |
if ($block_length > 0) {
|
|
|
1412 |
$continue = 1;
|
|
|
1413 |
} else {
|
|
|
1414 |
$continue = 0;
|
|
|
1415 |
}
|
|
|
1416 |
} else {
|
|
|
1417 |
// Store the max size for this block
|
|
|
1418 |
$this->_block_sizes[] = $written + $continue;
|
|
|
1419 |
|
|
|
1420 |
// Not enough space to start the string in the current block
|
|
|
1421 |
$block_length -= $continue_limit - $space_remaining - $continue;
|
|
|
1422 |
$continue = 0;
|
|
|
1423 |
|
|
|
1424 |
}
|
|
|
1425 |
|
|
|
1426 |
// If the string (or substr) is small enough we can write it in the
|
|
|
1427 |
// new CONTINUE block. Else, go through the loop again to write it in
|
|
|
1428 |
// one or more CONTINUE blocks
|
|
|
1429 |
if ($block_length < $continue_limit) {
|
|
|
1430 |
$written = $block_length;
|
|
|
1431 |
} else {
|
|
|
1432 |
$written = 0;
|
|
|
1433 |
}
|
|
|
1434 |
}
|
|
|
1435 |
}
|
|
|
1436 |
|
|
|
1437 |
// Store the max size for the last block unless it is empty
|
|
|
1438 |
if ($written + $continue) {
|
|
|
1439 |
$this->_block_sizes[] = $written + $continue;
|
|
|
1440 |
}
|
|
|
1441 |
|
|
|
1442 |
|
|
|
1443 |
/* Calculate the total length of the SST and associated CONTINUEs (if any).
|
|
|
1444 |
The SST record will have a length even if it contains no strings.
|
|
|
1445 |
This length is required to set the offsets in the BOUNDSHEET records since
|
|
|
1446 |
they must be written before the SST records
|
|
|
1447 |
*/
|
|
|
1448 |
|
|
|
1449 |
$tmp_block_sizes = array();
|
|
|
1450 |
$tmp_block_sizes = $this->_block_sizes;
|
|
|
1451 |
|
|
|
1452 |
$length = 12;
|
|
|
1453 |
if (!empty($tmp_block_sizes)) {
|
|
|
1454 |
$length += array_shift($tmp_block_sizes); // SST
|
|
|
1455 |
}
|
|
|
1456 |
while (!empty($tmp_block_sizes)) {
|
|
|
1457 |
$length += 4 + array_shift($tmp_block_sizes); // CONTINUEs
|
|
|
1458 |
}
|
|
|
1459 |
|
|
|
1460 |
return $length;
|
|
|
1461 |
}
|
|
|
1462 |
|
|
|
1463 |
/**
|
|
|
1464 |
* Write all of the workbooks strings into an indexed array.
|
|
|
1465 |
* See the comments in _calculate_shared_string_sizes() for more information.
|
|
|
1466 |
*
|
|
|
1467 |
* The Excel documentation says that the SST record should be followed by an
|
|
|
1468 |
* EXTSST record. The EXTSST record is a hash table that is used to optimise
|
|
|
1469 |
* access to SST. However, despite the documentation it doesn't seem to be
|
|
|
1470 |
* required so we will ignore it.
|
|
|
1471 |
*
|
|
|
1472 |
* @access private
|
|
|
1473 |
*/
|
|
|
1474 |
function _storeSharedStringsTable()
|
|
|
1475 |
{
|
|
|
1476 |
$record = 0x00fc; // Record identifier
|
|
|
1477 |
$length = 0x0008; // Number of bytes to follow
|
|
|
1478 |
$total = 0x0000;
|
|
|
1479 |
|
|
|
1480 |
// Iterate through the strings to calculate the CONTINUE block sizes
|
|
|
1481 |
$continue_limit = 8208;
|
|
|
1482 |
$block_length = 0;
|
|
|
1483 |
$written = 0;
|
|
|
1484 |
$continue = 0;
|
|
|
1485 |
|
|
|
1486 |
// sizes are upside down
|
|
|
1487 |
$tmp_block_sizes = $this->_block_sizes;
|
|
|
1488 |
// $tmp_block_sizes = array_reverse($this->_block_sizes);
|
|
|
1489 |
|
|
|
1490 |
// The SST record is required even if it contains no strings. Thus we will
|
|
|
1491 |
// always have a length
|
|
|
1492 |
//
|
|
|
1493 |
if (!empty($tmp_block_sizes)) {
|
|
|
1494 |
$length = 8 + array_shift($tmp_block_sizes);
|
|
|
1495 |
}
|
|
|
1496 |
else {
|
|
|
1497 |
// No strings
|
|
|
1498 |
$length = 8;
|
|
|
1499 |
}
|
|
|
1500 |
|
|
|
1501 |
|
|
|
1502 |
|
|
|
1503 |
// Write the SST block header information
|
|
|
1504 |
$header = pack("vv", $record, $length);
|
|
|
1505 |
$data = pack("VV", $this->_str_total, $this->_str_unique);
|
| 1605 |
raphael |
1506 |
$data = $header . $data;
|
|
|
1507 |
$this->_append($data);
|
| 1604 |
raphael |
1508 |
|
|
|
1509 |
|
|
|
1510 |
|
|
|
1511 |
|
|
|
1512 |
/* TODO: not good for performance */
|
|
|
1513 |
foreach (array_keys($this->_str_table) as $string) {
|
|
|
1514 |
|
|
|
1515 |
$string_length = strlen($string);
|
|
|
1516 |
$headerinfo = unpack("vlength/Cencoding", $string);
|
|
|
1517 |
$encoding = $headerinfo["encoding"];
|
|
|
1518 |
$split_string = 0;
|
|
|
1519 |
|
|
|
1520 |
// Block length is the total length of the strings that will be
|
|
|
1521 |
// written out in a single SST or CONTINUE block.
|
|
|
1522 |
//
|
|
|
1523 |
$block_length += $string_length;
|
|
|
1524 |
|
|
|
1525 |
|
|
|
1526 |
// We can write the string if it doesn't cross a CONTINUE boundary
|
|
|
1527 |
if ($block_length < $continue_limit) {
|
|
|
1528 |
$this->_append($string);
|
|
|
1529 |
$written += $string_length;
|
|
|
1530 |
continue;
|
|
|
1531 |
}
|
|
|
1532 |
|
|
|
1533 |
// Deal with the cases where the next string to be written will exceed
|
|
|
1534 |
// the CONTINUE boundary. If the string is very long it may need to be
|
|
|
1535 |
// written in more than one CONTINUE record.
|
|
|
1536 |
//
|
|
|
1537 |
while ($block_length >= $continue_limit) {
|
|
|
1538 |
|
|
|
1539 |
// We need to avoid the case where a string is continued in the first
|
|
|
1540 |
// n bytes that contain the string header information.
|
|
|
1541 |
//
|
|
|
1542 |
$header_length = 3; // Min string + header size -1
|
|
|
1543 |
$space_remaining = $continue_limit - $written - $continue;
|
|
|
1544 |
|
|
|
1545 |
|
|
|
1546 |
// Unicode data should only be split on char (2 byte) boundaries.
|
|
|
1547 |
// Therefore, in some cases we need to reduce the amount of available
|
|
|
1548 |
// space by 1 byte to ensure the correct alignment.
|
|
|
1549 |
$align = 0;
|
|
|
1550 |
|
|
|
1551 |
// Only applies to Unicode strings
|
|
|
1552 |
if ($encoding == 1) {
|
|
|
1553 |
// Min string + header size -1
|
|
|
1554 |
$header_length = 4;
|
|
|
1555 |
|
|
|
1556 |
if ($space_remaining > $header_length) {
|
|
|
1557 |
// String contains 3 byte header => split on odd boundary
|
|
|
1558 |
if (!$split_string && $space_remaining % 2 != 1) {
|
|
|
1559 |
$space_remaining--;
|
|
|
1560 |
$align = 1;
|
|
|
1561 |
}
|
|
|
1562 |
// Split section without header => split on even boundary
|
|
|
1563 |
else if ($split_string && $space_remaining % 2 == 1) {
|
|
|
1564 |
$space_remaining--;
|
|
|
1565 |
$align = 1;
|
|
|
1566 |
}
|
|
|
1567 |
|
|
|
1568 |
$split_string = 1;
|
|
|
1569 |
}
|
|
|
1570 |
}
|
|
|
1571 |
|
|
|
1572 |
|
|
|
1573 |
if ($space_remaining > $header_length) {
|
|
|
1574 |
// Write as much as possible of the string in the current block
|
|
|
1575 |
$tmp = substr($string, 0, $space_remaining);
|
|
|
1576 |
$this->_append($tmp);
|
|
|
1577 |
|
|
|
1578 |
// The remainder will be written in the next block(s)
|
|
|
1579 |
$string = substr($string, $space_remaining);
|
|
|
1580 |
|
|
|
1581 |
// Reduce the current block length by the amount written
|
|
|
1582 |
$block_length -= $continue_limit - $continue - $align;
|
|
|
1583 |
|
|
|
1584 |
// If the current string was split then the next CONTINUE block
|
|
|
1585 |
// should have the string continue flag (grbit) set unless the
|
|
|
1586 |
// split string fits exactly into the remaining space.
|
|
|
1587 |
//
|
|
|
1588 |
if ($block_length > 0) {
|
|
|
1589 |
$continue = 1;
|
|
|
1590 |
} else {
|
|
|
1591 |
$continue = 0;
|
|
|
1592 |
}
|
|
|
1593 |
} else {
|
|
|
1594 |
// Not enough space to start the string in the current block
|
|
|
1595 |
$block_length -= $continue_limit - $space_remaining - $continue;
|
|
|
1596 |
$continue = 0;
|
|
|
1597 |
}
|
|
|
1598 |
|
|
|
1599 |
// Write the CONTINUE block header
|
|
|
1600 |
if (!empty($this->_block_sizes)) {
|
|
|
1601 |
$record = 0x003C;
|
|
|
1602 |
$length = array_shift($tmp_block_sizes);
|
|
|
1603 |
|
|
|
1604 |
$header = pack('vv', $record, $length);
|
|
|
1605 |
if ($continue) {
|
|
|
1606 |
$header .= pack('C', $encoding);
|
|
|
1607 |
}
|
|
|
1608 |
$this->_append($header);
|
|
|
1609 |
}
|
|
|
1610 |
|
|
|
1611 |
// If the string (or substr) is small enough we can write it in the
|
|
|
1612 |
// new CONTINUE block. Else, go through the loop again to write it in
|
|
|
1613 |
// one or more CONTINUE blocks
|
|
|
1614 |
//
|
|
|
1615 |
if ($block_length < $continue_limit) {
|
|
|
1616 |
$this->_append($string);
|
|
|
1617 |
$written = $block_length;
|
|
|
1618 |
} else {
|
|
|
1619 |
$written = 0;
|
|
|
1620 |
}
|
|
|
1621 |
}
|
|
|
1622 |
}
|
|
|
1623 |
}
|
|
|
1624 |
|
|
|
1625 |
|
| 418 |
aurelien |
1626 |
}
|
| 1604 |
raphael |
1627 |
|