peixunguanwang/core/extend/excel/excelreader.php
2022-01-24 10:43:35 +08:00

1098 lines
45 KiB
PHP

<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
/**
* A class for reading Microsoft Excel Spreadsheets.
*
* Originally developed by Vadim Tkachenko under the name PHPExcelReader.
* (http://sourceforge.net/projects/phpexcelreader)
* Based on the Java version by Andy Khan (http://www.andykhan.com). Now
* maintained by David Sanders. Reads only Biff 7 and Biff 8 formats.
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 3.0 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_0.txt. If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
*
* @category Spreadsheet
* @package Spreadsheet_Excel_Reader
* @author Vadim Tkachenko <vt@apachephp.com>
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version CVS: $Id: excelreader.php 124 2017-03-10 05:40:03Z admin $
* @link http://pear.php.net/package/Spreadsheet_Excel_Reader
* @see OLE, Spreadsheet_Excel_Writer
*
*/
namespace core\extend\excel;
// require_once 'PEAR.php';
require_once 'oleread.php';
// require_once 'OLE.php';
define('SPREADSHEET_EXCEL_READER_BIFF8', 0x600);
define('SPREADSHEET_EXCEL_READER_BIFF7', 0x500);
define('SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS', 0x5);
define('SPREADSHEET_EXCEL_READER_WORKSHEET', 0x10);
define('SPREADSHEET_EXCEL_READER_TYPE_BOF', 0x809);
define('SPREADSHEET_EXCEL_READER_TYPE_EOF', 0x0a);
define('SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET', 0x85);
define('SPREADSHEET_EXCEL_READER_TYPE_DIMENSION', 0x200);
define('SPREADSHEET_EXCEL_READER_TYPE_ROW', 0x208);
define('SPREADSHEET_EXCEL_READER_TYPE_DBCELL', 0xd7);
define('SPREADSHEET_EXCEL_READER_TYPE_FILEPASS', 0x2f);
define('SPREADSHEET_EXCEL_READER_TYPE_NOTE', 0x1c);
define('SPREADSHEET_EXCEL_READER_TYPE_TXO', 0x1b6);
define('SPREADSHEET_EXCEL_READER_TYPE_RK', 0x7e);
define('SPREADSHEET_EXCEL_READER_TYPE_RK2', 0x27e);
define('SPREADSHEET_EXCEL_READER_TYPE_MULRK', 0xbd);
define('SPREADSHEET_EXCEL_READER_TYPE_MULBLANK', 0xbe);
define('SPREADSHEET_EXCEL_READER_TYPE_INDEX', 0x20b);
define('SPREADSHEET_EXCEL_READER_TYPE_SST', 0xfc);
define('SPREADSHEET_EXCEL_READER_TYPE_EXTSST', 0xff);
define('SPREADSHEET_EXCEL_READER_TYPE_CONTINUE', 0x3c);
define('SPREADSHEET_EXCEL_READER_TYPE_LABEL', 0x204);
define('SPREADSHEET_EXCEL_READER_TYPE_LABELSST', 0xfd);
define('SPREADSHEET_EXCEL_READER_TYPE_NUMBER', 0x203);
define('SPREADSHEET_EXCEL_READER_TYPE_NAME', 0x18);
define('SPREADSHEET_EXCEL_READER_TYPE_ARRAY', 0x221);
define('SPREADSHEET_EXCEL_READER_TYPE_STRING', 0x207);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMULA', 0x406);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMULA2', 0x6);
define('SPREADSHEET_EXCEL_READER_TYPE_FORMAT', 0x41e);
define('SPREADSHEET_EXCEL_READER_TYPE_XF', 0xe0);
define('SPREADSHEET_EXCEL_READER_TYPE_BOOLERR', 0x205);
define('SPREADSHEET_EXCEL_READER_TYPE_UNKNOWN', 0xffff);
define('SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR', 0x22);
define('SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS', 0xE5);
define('SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS', 25569);
define('SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904', 24107);
define('SPREADSHEET_EXCEL_READER_MSINADAY', 86400);
// define('SPREADSHEET_EXCEL_READER_MSINADAY', 24 * 60 * 60);
// define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', "%.2f");
define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT', "%s");
/*
* Place includes, constant defines and $_GLOBAL settings here.
* Make sure they have appropriate docblocks to avoid phpDocumentor
* construing they are documented by the page-level docblock.
*/
/**
* A class for reading Microsoft Excel Spreadsheets.
*
* Originally developed by Vadim Tkachenko under the name PHPExcelReader.
* (http://sourceforge.net/projects/phpexcelreader)
* Based on the Java version by Andy Khan (http://www.andykhan.com). Now
* maintained by David Sanders. Reads only Biff 7 and Biff 8 formats.
*
* @category Spreadsheet
* @package Spreadsheet_Excel_Reader
* @author Vadim Tkachenko <vt@phpapache.com>
* @copyright 1997-2005 The PHP Group
* @license http://www.php.net/license/3_0.txt PHP License 3.0
* @version Release: @package_version@
* @link http://pear.php.net/package/PackageName
* @see OLE, Spreadsheet_Excel_Writer
*
*/
class Spreadsheet_Excel_Reader
{
/**
* Array of worksheets found
*
* @var array
* @access public
*/
var $boundsheets = array();
/**
* Array of format records found
*
* @var array
* @access public
*/
var $formatRecords = array();
/**
* todo
*
* @var array
* @access public
*/
var $sst = array();
/**
* Array of worksheets
*
* The data is stored in 'cells' and the meta-data is stored in an array
* called 'cellsInfo'
*
* Example:
*
* $sheets --> 'cells' --> row --> column --> Interpreted value
* --> 'cellsInfo' --> row --> column --> 'type' - Can be 'date', 'number', or 'unknown'
* --> 'raw' - The raw data that Excel stores for that data cell
*
* @var array
* @access public
*/
var $sheets = array();
/**
* The data returned by OLE
*
* @var string
* @access public
*/
var $data;
/**
* OLE object for reading the file
*
* @var OLE object
* @access private
*/
var $_ole;
/**
* Default encoding
*
* @var string
* @access private
*/
var $_defaultEncoding;
/**
* Default number format
*
* @var integer
* @access private
*/
var $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
/**
* todo
* List of formats to use for each column
*
* @var array
* @access private
*/
var $_columnsFormat = array();
/**
* todo
*
* @var integer
* @access private
*/
var $_rowoffset = 1;
/**
* todo
*
* @var integer
* @access private
*/
var $_coloffset = 1;
/**
* List of default date formats used by Excel
*
* @var array
* @access public
*/
var $dateFormats = array(
0xe => "d/m/Y",
0xf => "d-M-Y",
0x10 => "d-M",
0x11 => "M-Y",
0x12 => "h:i a",
0x13 => "h:i:s a",
0x14 => "H:i",
0x15 => "H:i:s",
0x16 => "d/m/Y H:i",
0x2d => "i:s",
0x2e => "H:i:s",
0x2f => "i:s.S"
);
/**
* Default number formats used by Excel
*
* @var array
* @access public
*/
var $numberFormats = array(
0x1 => "%1.0f", // "0"
0x2 => "%1.2f", // "0.00",
0x3 => "%1.0f", // "#,##0",
0x4 => "%1.2f", // "#,##0.00",
0x5 => "%1.0f", /*"$#,##0;($#,##0)",*/
0x6 => '$%1.0f', /*"$#,##0;($#,##0)",*/
0x7 => '$%1.2f', // "$#,##0.00;($#,##0.00)",
0x8 => '$%1.2f', // "$#,##0.00;($#,##0.00)",
0x9 => '%1.0f%%', // "0%"
0xa => '%1.2f%%', // "0.00%"
0xb => '%1.2f', // 0.00E00",
0x25 => '%1.0f', // "#,##0;(#,##0)",
0x26 => '%1.0f', // "#,##0;(#,##0)",
0x27 => '%1.2f', // "#,##0.00;(#,##0.00)",
0x28 => '%1.2f', // "#,##0.00;(#,##0.00)",
0x29 => '%1.0f', // "#,##0;(#,##0)",
0x2a => '$%1.0f', // "$#,##0;($#,##0)",
0x2b => '%1.2f', // "#,##0.00;(#,##0.00)",
0x2c => '$%1.2f', // "$#,##0.00;($#,##0.00)",
0x30 => '%1.0f'
);
// "##0.0E0";
// }}}
// {{{ Spreadsheet_Excel_Reader()
/**
* Constructor
*
* Some basic initialisation
*/
function Spreadsheet_Excel_Reader()
{
$this->_ole = new OLERead();
$this->setUTFEncoder('iconv');
}
// }}}
// {{{ setOutputEncoding()
/**
* Set the encoding method
*
* @param
* string Encoding to use
* @access public
*/
function setOutputEncoding($encoding)
{
$this->_defaultEncoding = $encoding;
}
// }}}
// {{{ setUTFEncoder()
/**
* $encoder = 'iconv' or 'mb'
* set iconv if you would like use 'iconv' for encode UTF-16LE to your encoding
* set mb if you would like use 'mb_convert_encoding' for encode UTF-16LE to your encoding
*
* @access public
* @param
* string Encoding type to use. Either 'iconv' or 'mb'
*/
function setUTFEncoder($encoder = 'iconv')
{
$this->_encoderFunction = '';
if ($encoder == 'iconv') {
$this->_encoderFunction = function_exists('iconv') ? 'iconv' : '';
} elseif ($encoder == 'mb') {
$this->_encoderFunction = function_exists('mb_convert_encoding') ? 'mb_convert_encoding' : '';
}
}
// }}}
// {{{ setRowColOffset()
/**
* todo
*
* @access public
* @param
* offset
*/
function setRowColOffset($iOffset)
{
$this->_rowoffset = $iOffset;
$this->_coloffset = $iOffset;
}
// }}}
// {{{ setDefaultFormat()
/**
* Set the default number format
*
* @access public
* @param
* Default format
*/
function setDefaultFormat($sFormat)
{
$this->_defaultFormat = $sFormat;
}
// }}}
// {{{ setColumnFormat()
/**
* Force a column to use a certain format
*
* @access public
* @param
* integer Column number
* @param
* string Format
*/
function setColumnFormat($column, $sFormat)
{
$this->_columnsFormat[$column] = $sFormat;
}
// }}}
// {{{ read()
/**
* Read the spreadsheet file using OLE, then parse
*
* @access public
* @param
* filename
* @todo return a valid value
*/
function read($sFileName)
{
/*
* require_once 'OLE.php';
* $ole = new OLE();
* $ole->read($sFileName);
*
* foreach ($ole->_list as $i => $pps) {
* if (($pps->Name == 'Workbook' || $pps->Name == 'Book') &&
* $pps->Size >= SMALL_BLOCK_THRESHOLD) {
*
* $this->data = $ole->getData($i, 0, $ole->getDataLength($i));
* } elseif ($pps->Name == 'Root Entry') {
* $this->data = $ole->getData($i, 0, $ole->getDataLength($i));
* }
* //var_dump(strlen($ole->getData($i, 0, $ole->getDataLength($i))), $pps->Name, md5($this->data), $ole->getDataLength($i));
* }
* //exit;
* $this->_parse();
*
* return sizeof($this->sheets) > 0;
*/
$res = $this->_ole->read($sFileName);
// oops, something goes wrong (Darko Miljanovic)
if ($res === false) {
// check error code
if ($this->_ole->error == 1) {
// bad file
die('The filename ' . $sFileName . ' is not readable');
}
// check other error codes here (eg bad fileformat, etc...)
}
$this->data = $this->_ole->getWorkBook();
/*
* $res = $this->_ole->read($sFileName);
*
* if ($this->isError($res)) {
* // var_dump($res);
* return $this->raiseError($res);
* }
*
* $total = $this->_ole->ppsTotal();
* for ($i = 0; $i < $total; $i++) {
* if ($this->_ole->isFile($i)) {
* $type = unpack("v", $this->_ole->getData($i, 0, 2));
* if ($type[''] == 0x0809) { // check if it's a BIFF stream
* $this->_index = $i;
* $this->data = $this->_ole->getData($i, 0, $this->_ole->getDataLength($i));
* break;
* }
* }
* }
*
* if ($this->_index === null) {
* return $this->raiseError("$file doesn't seem to be an Excel file");
* }
*
*/
// echo "data =".$this->data;
// $this->readRecords();
$this->_parse();
}
// }}}
// {{{ _parse()
/**
* Parse a workbook
*
* @access private
* @return bool
*/
function _parse()
{
$pos = 0;
$code = ord($this->data[$pos]) | ord($this->data[$pos + 1]) << 8;
$length = ord($this->data[$pos + 2]) | ord($this->data[$pos + 3]) << 8;
$version = ord($this->data[$pos + 4]) | ord($this->data[$pos + 5]) << 8;
$substreamType = ord($this->data[$pos + 6]) | ord($this->data[$pos + 7]) << 8;
// echo "Start parse code=".base_convert($code,10,16)." version=".base_convert($version,10,16)." substreamType=".base_convert($substreamType,10,16).""."\n";
if (($version != SPREADSHEET_EXCEL_READER_BIFF8) && ($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
return false;
}
if ($substreamType != SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS) {
return false;
}
// print_r($rec);
$pos += $length + 4;
$code = ord($this->data[$pos]) | ord($this->data[$pos + 1]) << 8;
$length = ord($this->data[$pos + 2]) | ord($this->data[$pos + 3]) << 8;
while ($code != SPREADSHEET_EXCEL_READER_TYPE_EOF) {
switch ($code) {
case SPREADSHEET_EXCEL_READER_TYPE_SST:
// echo "Type_SST\n";
$spos = $pos + 4;
$limitpos = $spos + $length;
$uniqueStrings = $this->_GetInt4d($this->data, $spos + 4);
$spos += 8;
for ($i = 0; $i < $uniqueStrings; $i ++) {
// Read in the number of characters
if ($spos == $limitpos) {
$opcode = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$conlength = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
if ($opcode != 0x3c) {
return - 1;
}
$spos += 4;
$limitpos = $spos + $conlength;
}
$numChars = ord($this->data[$spos]) | (ord($this->data[$spos + 1]) << 8);
// echo "i = $i pos = $pos numChars = $numChars ";
$spos += 2;
$optionFlags = ord($this->data[$spos]);
$spos ++;
$asciiEncoding = (($optionFlags & 0x01) == 0);
$extendedString = (($optionFlags & 0x04) != 0);
// See if string contains formatting information
$richString = (($optionFlags & 0x08) != 0);
if ($richString) {
// Read in the crun
$formattingRuns = ord($this->data[$spos]) | (ord($this->data[$spos + 1]) << 8);
$spos += 2;
}
if ($extendedString) {
// Read in cchExtRst
$extendedRunLength = $this->_GetInt4d($this->data, $spos);
$spos += 4;
}
$len = ($asciiEncoding) ? $numChars : $numChars * 2;
if ($spos + $len < $limitpos) {
$retstr = substr($this->data, $spos, $len);
$spos += $len;
} else {
// found countinue
$retstr = substr($this->data, $spos, $limitpos - $spos);
$bytesRead = $limitpos - $spos;
$charsLeft = $numChars - (($asciiEncoding) ? $bytesRead : ($bytesRead / 2));
$spos = $limitpos;
while ($charsLeft > 0) {
$opcode = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$conlength = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
if ($opcode != 0x3c) {
return - 1;
}
$spos += 4;
$limitpos = $spos + $conlength;
$option = ord($this->data[$spos]);
$spos += 1;
if ($asciiEncoding && ($option == 0)) {
$len = min($charsLeft, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len;
$asciiEncoding = true;
} elseif (! $asciiEncoding && ($option != 0)) {
$len = min($charsLeft * 2, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len / 2;
$asciiEncoding = false;
} elseif (! $asciiEncoding && ($option == 0)) {
// Bummer - the string starts off as Unicode, but after the
// continuation it is in straightforward ASCII encoding
$len = min($charsLeft, $limitpos - $spos); // min($charsLeft, $conlength);
for ($j = 0; $j < $len; $j ++) {
$retstr .= $this->data[$spos + $j] . chr(0);
}
$charsLeft -= $len;
$asciiEncoding = false;
} else {
$newstr = '';
for ($j = 0; $j < strlen($retstr); $j ++) {
$newstr = $retstr[$j] . chr(0);
}
$retstr = $newstr;
$len = min($charsLeft * 2, $limitpos - $spos); // min($charsLeft, $conlength);
$retstr .= substr($this->data, $spos, $len);
$charsLeft -= $len / 2;
$asciiEncoding = false;
// echo "Izavrat\n";
}
$spos += $len;
}
}
$retstr = ($asciiEncoding) ? $retstr : $this->_encodeUTF16($retstr);
// echo "Str $i = $retstr\n";
if ($richString) {
$spos += 4 * $formattingRuns;
}
// For extended strings, skip over the extended string data
if ($extendedString) {
$spos += $extendedRunLength;
}
// if ($retstr == 'Derby'){
// echo "bb\n";
// }
$this->sst[] = $retstr;
}
/*
* $continueRecords = array();
* while ($this->getNextCode() == Type_CONTINUE) {
* $continueRecords[] = &$this->nextRecord();
* }
* //echo " 1 Type_SST\n";
* $this->shareStrings = new SSTRecord($r, $continueRecords);
* //print_r($this->shareStrings->strings);
*/
// echo 'SST read: '.($time_end-$time_start)."\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
return false;
break;
case SPREADSHEET_EXCEL_READER_TYPE_NAME:
// echo "Type_NAME\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_FORMAT:
$indexCode = ord($this->data[$pos + 4]) | ord($this->data[$pos + 5]) << 8;
if ($version == SPREADSHEET_EXCEL_READER_BIFF8) {
$numchars = ord($this->data[$pos + 6]) | ord($this->data[$pos + 7]) << 8;
if (ord($this->data[$pos + 8]) == 0) {
$formatString = substr($this->data, $pos + 9, $numchars);
} else {
$formatString = substr($this->data, $pos + 9, $numchars * 2);
}
} else {
$numchars = ord($this->data[$pos + 6]);
$formatString = substr($this->data, $pos + 7, $numchars * 2);
}
$this->formatRecords[$indexCode] = $formatString;
// echo "Type.FORMAT\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_XF:
// global $dateFormats, $numberFormats;
$indexCode = ord($this->data[$pos + 6]) | ord($this->data[$pos + 7]) << 8;
// echo "\nType.XF ".count($this->formatRecords['xfrecords'])." $indexCode ";
if (array_key_exists($indexCode, $this->dateFormats)) {
// echo "isdate ".$dateFormats[$indexCode];
$this->formatRecords['xfrecords'][] = array(
'type' => 'date',
'format' => $this->dateFormats[$indexCode]
);
} elseif (array_key_exists($indexCode, $this->numberFormats)) {
// echo "isnumber ".$this->numberFormats[$indexCode];
$this->formatRecords['xfrecords'][] = array(
'type' => 'number',
'format' => $this->numberFormats[$indexCode]
);
} else {
$isdate = FALSE;
if ($indexCode > 0) {
if (isset($this->formatRecords[$indexCode]))
$formatstr = $this->formatRecords[$indexCode];
// echo '.other.';
// echo "\ndate-time=$formatstr=\n";
if (isset($formatstr))
if (preg_match("/[^hmsday\/-:\s]/i", $formatstr) == 0) { // found day and time format
$isdate = TRUE;
$formatstr = str_replace('mm', 'i', $formatstr);
$formatstr = str_replace('h', 'H', $formatstr);
// echo "\ndate-time $formatstr \n";
}
}
if ($isdate) {
$this->formatRecords['xfrecords'][] = array(
'type' => 'date',
'format' => $formatstr
);
} else {
$this->formatRecords['xfrecords'][] = array(
'type' => 'other',
'format' => '',
'code' => $indexCode
);
}
}
// echo "\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR:
// echo "Type.NINETEENFOUR\n";
$this->nineteenFour = (ord($this->data[$pos + 4]) == 1);
break;
case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
// echo "Type.BOUNDSHEET\n";
$rec_offset = $this->_GetInt4d($this->data, $pos + 4);
$rec_typeFlag = ord($this->data[$pos + 8]);
$rec_visibilityFlag = ord($this->data[$pos + 9]);
$rec_length = ord($this->data[$pos + 10]);
if ($version == SPREADSHEET_EXCEL_READER_BIFF8) {
$chartype = ord($this->data[$pos + 11]);
if ($chartype == 0) {
$rec_name = substr($this->data, $pos + 12, $rec_length);
} else {
$rec_name = $this->_encodeUTF16(substr($this->data, $pos + 12, $rec_length * 2));
}
} elseif ($version == SPREADSHEET_EXCEL_READER_BIFF7) {
$rec_name = substr($this->data, $pos + 11, $rec_length);
}
$this->boundsheets[] = array(
'name' => $rec_name,
'offset' => $rec_offset
);
break;
}
// echo "Code = ".base_convert($r['code'],10,16)."\n";
$pos += $length + 4;
$code = ord($this->data[$pos]) | ord($this->data[$pos + 1]) << 8;
$length = ord($this->data[$pos + 2]) | ord($this->data[$pos + 3]) << 8;
// $r = &$this->nextRecord();
// echo "1 Code = ".base_convert($r['code'],10,16)."\n";
}
foreach ($this->boundsheets as $key => $val) {
$this->sn = $key;
$this->_parsesheet($val['offset']);
}
return true;
}
/**
* Parse a worksheet
*
* @access private
* @param
* todo
* @todo fix return codes
*/
function _parsesheet($spos)
{
$cont = true;
// read BOF
$code = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$length = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$version = ord($this->data[$spos + 4]) | ord($this->data[$spos + 5]) << 8;
$substreamType = ord($this->data[$spos + 6]) | ord($this->data[$spos + 7]) << 8;
if (($version != SPREADSHEET_EXCEL_READER_BIFF8) && ($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
return - 1;
}
if ($substreamType != SPREADSHEET_EXCEL_READER_WORKSHEET) {
return - 2;
}
// echo "Start parse code=".base_convert($code,10,16)." version=".base_convert($version,10,16)." substreamType=".base_convert($substreamType,10,16).""."\n";
$spos += $length + 4;
// var_dump($this->formatRecords);
// echo "code $code $length";
while ($cont) {
// echo "mem= ".memory_get_usage()."\n";
// $r = &$this->file->nextRecord();
$lowcode = ord($this->data[$spos]);
if ($lowcode == SPREADSHEET_EXCEL_READER_TYPE_EOF)
break;
$code = $lowcode | ord($this->data[$spos + 1]) << 8;
$length = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$spos += 4;
$this->sheets[$this->sn]['maxrow'] = $this->_rowoffset - 1;
$this->sheets[$this->sn]['maxcol'] = $this->_coloffset - 1;
// echo "Code=".base_convert($code,10,16)." $code\n";
unset($this->rectype);
$this->multiplier = 1; // need for format with %
switch ($code) {
case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
// echo 'Type_DIMENSION ';
if (! isset($this->numRows)) {
if (($length == 10) || ($version == SPREADSHEET_EXCEL_READER_BIFF7)) {
$this->sheets[$this->sn]['numRows'] = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$this->sheets[$this->sn]['numCols'] = ord($this->data[$spos + 6]) | ord($this->data[$spos + 7]) << 8;
} else {
$this->sheets[$this->sn]['numRows'] = ord($this->data[$spos + 4]) | ord($this->data[$spos + 5]) << 8;
$this->sheets[$this->sn]['numCols'] = ord($this->data[$spos + 10]) | ord($this->data[$spos + 11]) << 8;
}
}
// echo 'numRows '.$this->numRows.' '.$this->numCols."\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
$cellRanges = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
for ($i = 0; $i < $cellRanges; $i ++) {
$fr = ord($this->data[$spos + 8 * $i + 2]) | ord($this->data[$spos + 8 * $i + 3]) << 8;
$lr = ord($this->data[$spos + 8 * $i + 4]) | ord($this->data[$spos + 8 * $i + 5]) << 8;
$fc = ord($this->data[$spos + 8 * $i + 6]) | ord($this->data[$spos + 8 * $i + 7]) << 8;
$lc = ord($this->data[$spos + 8 * $i + 8]) | ord($this->data[$spos + 8 * $i + 9]) << 8;
// $this->sheets[$this->sn]['mergedCells'][] = array($fr + 1, $fc + 1, $lr + 1, $lc + 1);
if ($lr - $fr > 0) {
$this->sheets[$this->sn]['cellsInfo'][$fr + 1][$fc + 1]['rowspan'] = $lr - $fr + 1;
}
if ($lc - $fc > 0) {
$this->sheets[$this->sn]['cellsInfo'][$fr + 1][$fc + 1]['colspan'] = $lc - $fc + 1;
}
}
// echo "Merged Cells $cellRanges $lr $fr $lc $fc\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_RK:
case SPREADSHEET_EXCEL_READER_TYPE_RK2:
// echo 'SPREADSHEET_EXCEL_READER_TYPE_RK'."\n";
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$column = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$rknum = $this->_GetInt4d($this->data, $spos + 6);
$numValue = $this->_GetIEEE754($rknum);
// echo $numValue." ";
if ($this->isDate($spos)) {
list ($string, $raw) = $this->createDate($numValue);
} else {
$raw = $numValue;
if (isset($this->_columnsFormat[$column + 1])) {
$this->curformat = $this->_columnsFormat[$column + 1];
}
$string = sprintf($this->curformat, $numValue * $this->multiplier);
// $this->addcell(RKRecord($r));
}
$this->addcell($row, $column, $string, $raw);
// echo "Type_RK $row $column $string $raw {$this->curformat}\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$column = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$xfindex = ord($this->data[$spos + 4]) | ord($this->data[$spos + 5]) << 8;
$index = $this->_GetInt4d($this->data, $spos + 6);
// var_dump($this->sst);
$this->addcell($row, $column, $this->sst[$index]);
// echo "LabelSST $row $column $string\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$colFirst = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$colLast = ord($this->data[$spos + $length - 2]) | ord($this->data[$spos + $length - 1]) << 8;
$columns = $colLast - $colFirst + 1;
$tmppos = $spos + 4;
for ($i = 0; $i < $columns; $i ++) {
$numValue = $this->_GetIEEE754($this->_GetInt4d($this->data, $tmppos + 2));
if ($this->isDate($tmppos - 4)) {
list ($string, $raw) = $this->createDate($numValue);
} else {
$raw = $numValue;
if (isset($this->_columnsFormat[$colFirst + $i + 1])) {
$this->curformat = $this->_columnsFormat[$colFirst + $i + 1];
}
$string = sprintf($this->curformat, $numValue * $this->multiplier);
}
// $rec['rknumbers'][$i]['xfindex'] = ord($rec['data'][$pos]) | ord($rec['data'][$pos+1]) << 8;
$tmppos += 6;
$this->addcell($row, $colFirst + $i, $string, $raw);
// echo "MULRK $row ".($colFirst + $i)." $string\n";
}
// MulRKRecord($r);
// Get the individual cell records from the multiple record
// $num = ;
break;
case SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$column = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$tmp = unpack("ddouble", substr($this->data, $spos + 6, 8)); // It machine machine dependent
if ($this->isDate($spos)) {
list ($string, $raw) = $this->createDate($tmp['double']);
// $this->addcell(DateRecord($r, 1));
} else {
// $raw = $tmp[''];
if (isset($this->_columnsFormat[$column + 1])) {
$this->curformat = $this->_columnsFormat[$column + 1];
}
$raw = $this->createNumber($spos);
$string = sprintf($this->curformat, $raw * $this->multiplier);
// $this->addcell(NumberRecord($r));
}
$this->addcell($row, $column, $string, $raw);
// echo "Number $row $column $string\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_FORMULA:
case SPREADSHEET_EXCEL_READER_TYPE_FORMULA2:
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$column = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
if ((ord($this->data[$spos + 6]) == 0) && (ord($this->data[$spos + 12]) == 255) && (ord($this->data[$spos + 13]) == 255)) {
// String formula. Result follows in a STRING record
// echo "FORMULA $row $column Formula with a string<br>\n";
} elseif ((ord($this->data[$spos + 6]) == 1) && (ord($this->data[$spos + 12]) == 255) && (ord($this->data[$spos + 13]) == 255)) {
// Boolean formula. Result is in +2; 0=false,1=true
} elseif ((ord($this->data[$spos + 6]) == 2) && (ord($this->data[$spos + 12]) == 255) && (ord($this->data[$spos + 13]) == 255)) {
// Error formula. Error code is in +2;
} elseif ((ord($this->data[$spos + 6]) == 3) && (ord($this->data[$spos + 12]) == 255) && (ord($this->data[$spos + 13]) == 255)) {
// Formula result is a null string.
} else {
// result is a number, so first 14 bytes are just like a _NUMBER record
$tmp = unpack("ddouble", substr($this->data, $spos + 6, 8)); // It machine machine dependent
if ($this->isDate($spos)) {
list ($string, $raw) = $this->createDate($tmp['double']);
// $this->addcell(DateRecord($r, 1));
} else {
// $raw = $tmp[''];
if (isset($this->_columnsFormat[$column + 1])) {
$this->curformat = $this->_columnsFormat[$column + 1];
}
$raw = $this->createNumber($spos);
$string = sprintf($this->curformat, $raw * $this->multiplier);
// $this->addcell(NumberRecord($r));
}
$this->addcell($row, $column, $string, $raw);
// echo "Number $row $column $string\n";
}
break;
case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$column = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$string = ord($this->data[$spos + 6]);
$this->addcell($row, $column, $string);
// echo 'Type_BOOLERR '."\n";
break;
case SPREADSHEET_EXCEL_READER_TYPE_ROW:
case SPREADSHEET_EXCEL_READER_TYPE_DBCELL:
case SPREADSHEET_EXCEL_READER_TYPE_MULBLANK:
break;
case SPREADSHEET_EXCEL_READER_TYPE_LABEL:
$row = ord($this->data[$spos]) | ord($this->data[$spos + 1]) << 8;
$column = ord($this->data[$spos + 2]) | ord($this->data[$spos + 3]) << 8;
$this->addcell($row, $column, substr($this->data, $spos + 8, ord($this->data[$spos + 6]) | ord($this->data[$spos + 7]) << 8));
// $this->addcell(LabelRecord($r));
break;
case SPREADSHEET_EXCEL_READER_TYPE_EOF:
$cont = false;
break;
default:
// echo ' unknown :'.base_convert($r['code'],10,16)."\n";
break;
}
$spos += $length;
}
if (! isset($this->sheets[$this->sn]['numRows']))
$this->sheets[$this->sn]['numRows'] = $this->sheets[$this->sn]['maxrow'];
if (! isset($this->sheets[$this->sn]['numCols']))
$this->sheets[$this->sn]['numCols'] = $this->sheets[$this->sn]['maxcol'];
}
/**
* Check whether the current record read is a date
*
* @param
* todo
* @return boolean True if date, false otherwise
*/
function isDate($spos)
{
// $xfindex = GetInt2d(, 4);
$xfindex = ord($this->data[$spos + 4]) | ord($this->data[$spos + 5]) << 8;
// echo 'check is date '.$xfindex.' '.$this->formatRecords['xfrecords'][$xfindex]['type']."\n";
// var_dump($this->formatRecords['xfrecords'][$xfindex]);
if ($this->formatRecords['xfrecords'][$xfindex]['type'] == 'date') {
$this->curformat = $this->formatRecords['xfrecords'][$xfindex]['format'];
$this->rectype = 'date';
return true;
} else {
if ($this->formatRecords['xfrecords'][$xfindex]['type'] == 'number') {
$this->curformat = $this->formatRecords['xfrecords'][$xfindex]['format'];
$this->rectype = 'number';
if (($xfindex == 0x9) || ($xfindex == 0xa)) {
$this->multiplier = 100;
}
} else {
$this->curformat = $this->_defaultFormat;
$this->rectype = 'unknown';
}
return false;
}
}
// }}}
// {{{ createDate()
/**
* Convert the raw Excel date into a human readable format
*
* Dates in Excel are stored as number of seconds from an epoch. On
* Windows, the epoch is 30/12/1899 and on Mac it's 01/01/1904
*
* @access private
* @param
* integer The raw Excel value to convert
* @return array First element is the converted date, the second element is number a unix timestamp
*/
function createDate($numValue)
{
if ($numValue > 1) {
$utcDays = $numValue - ($this->nineteenFour ? SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904 : SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS);
$utcValue = round(($utcDays + 1) * SPREADSHEET_EXCEL_READER_MSINADAY);
$string = date($this->curformat, $utcValue);
$raw = $utcValue;
} else {
$raw = $numValue;
$hours = floor($numValue * 24);
$mins = floor($numValue * 24 * 60) - $hours * 60;
$secs = floor($numValue * SPREADSHEET_EXCEL_READER_MSINADAY) - $hours * 60 * 60 - $mins * 60;
$string = date($this->curformat, mktime($hours, $mins, $secs));
}
return array(
$string,
$raw
);
}
function createNumber($spos)
{
$rknumhigh = $this->_GetInt4d($this->data, $spos + 10);
$rknumlow = $this->_GetInt4d($this->data, $spos + 6);
// for ($i=0; $i<8; $i++) { echo ord($this->data[$i+$spos+6]) . " "; } echo "<br>";
$sign = ($rknumhigh & 0x80000000) >> 31;
$exp = ($rknumhigh & 0x7ff00000) >> 20;
$mantissa = (0x100000 | ($rknumhigh & 0x000fffff));
$mantissalow1 = ($rknumlow & 0x80000000) >> 31;
$mantissalow2 = ($rknumlow & 0x7fffffff);
$value = $mantissa / pow(2, (20 - ($exp - 1023)));
if ($mantissalow1 != 0)
$value += 1 / pow(2, (21 - ($exp - 1023)));
$value += $mantissalow2 / pow(2, (52 - ($exp - 1023)));
// echo "Sign = $sign, Exp = $exp, mantissahighx = $mantissa, mantissalow1 = $mantissalow1, mantissalow2 = $mantissalow2<br>\n";
if ($sign) {
$value = - 1 * $value;
}
return $value;
}
function addcell($row, $col, $string, $raw = '')
{
// echo "ADD cel $row-$col $string\n";
$this->sheets[$this->sn]['maxrow'] = max($this->sheets[$this->sn]['maxrow'], $row + $this->_rowoffset);
$this->sheets[$this->sn]['maxcol'] = max($this->sheets[$this->sn]['maxcol'], $col + $this->_coloffset);
$this->sheets[$this->sn]['cells'][$row + $this->_rowoffset][$col + $this->_coloffset] = $string;
if ($raw)
$this->sheets[$this->sn]['cellsInfo'][$row + $this->_rowoffset][$col + $this->_coloffset]['raw'] = $raw;
if (isset($this->rectype))
$this->sheets[$this->sn]['cellsInfo'][$row + $this->_rowoffset][$col + $this->_coloffset]['type'] = $this->rectype;
}
function _GetIEEE754($rknum)
{
if (($rknum & 0x02) != 0) {
$value = $rknum >> 2;
} else {
// mmp
// first comment out the previously existing 7 lines of code here
// $tmp = unpack("d", pack("VV", 0, ($rknum & 0xfffffffc)));
// //$value = $tmp[''];
// if (array_key_exists(1, $tmp)) {
// $value = $tmp[1];
// } else {
// $value = $tmp[''];
// }
// I got my info on IEEE754 encoding from
// http://research.microsoft.com/~hollasch/cgindex/coding/ieeefloat.html
// The RK format calls for using only the most significant 30 bits of the
// 64 bit floating point value. The other 34 bits are assumed to be 0
// So, we use the upper 30 bits of $rknum as follows...
$sign = ($rknum & 0x80000000) >> 31;
$exp = ($rknum & 0x7ff00000) >> 20;
$mantissa = (0x100000 | ($rknum & 0x000ffffc));
$value = $mantissa / pow(2, (20 - ($exp - 1023)));
if ($sign) {
$value = - 1 * $value;
}
// end of changes by mmp
}
if (($rknum & 0x01) != 0) {
$value /= 100;
}
return $value;
}
function _encodeUTF16($string)
{
$result = $string;
if ($this->_defaultEncoding) {
switch ($this->_encoderFunction) {
case 'iconv':
$result = iconv('UTF-16LE', $this->_defaultEncoding, $string);
break;
case 'mb_convert_encoding':
$result = mb_convert_encoding($string, $this->_defaultEncoding, 'UTF-16LE');
break;
}
}
return $result;
}
function _GetInt4d($data, $pos)
{
$value = ord($data[$pos]) | (ord($data[$pos + 1]) << 8) | (ord($data[$pos + 2]) << 16) | (ord($data[$pos + 3]) << 24);
if ($value >= 4294967294) {
$value = - 2;
}
return $value;
}
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* c-hanging-comment-ender-p: nil
* End:
*/
?>