Reading Excel file from PHP

thread_PHP

<?php
error_reporting(E_ALL ^ E_NOTICE);
require_once 'excel_reader2.php';
$data = new Spreadsheet_Excel_Reader("MI_RN  MC SHOP.xls");
?>
<html>
<head>
<style>
table.excel {
	border-style:ridge;
	border-width:1;
	border-collapse:collapse;
	font-family:sans-serif;
	font-size:12px;
}
table.excel thead th, table.excel tbody th {
	background:#CCCCCC;
	border-style:ridge;
	border-width:1;
	text-align: center;
	vertical-align:bottom;
}
table.excel tbody th {
	text-align:center;
	width:20px;
}
table.excel tbody td {
	vertical-align:bottom;
}
table.excel tbody td {
    padding: 0 3px;
	border: 1px solid #EEEEEE;
}
</style>
</head>

<body>
<?php echo $data->dump(true,true); ?>
</body>
</html>

for information sake only

thread_PHP

<?php
//excel_reader2.php

define('NUM_BIG_BLOCK_DEPOT_BLOCKS_POS', 0x2c);
define('SMALL_BLOCK_DEPOT_BLOCK_POS', 0x3c);
define('ROOT_START_BLOCK_POS', 0x30);
define('BIG_BLOCK_SIZE', 0x200);
define('SMALL_BLOCK_SIZE', 0x40);
define('EXTENSION_BLOCK_POS', 0x44);
define('NUM_EXTENSION_BLOCK_POS', 0x48);
define('PROPERTY_STORAGE_BLOCK_SIZE', 0x80);
define('BIG_BLOCK_DEPOT_BLOCKS_POS', 0x4c);
define('SMALL_BLOCK_THRESHOLD', 0x1000);
define('SIZE_OF_NAME_POS', 0x40);
define('TYPE_POS', 0x42);
define('START_BLOCK_POS', 0x74);
define('SIZE_POS', 0x78);
define('IDENTIFIER_OLE', pack("CCCCCCCC",0xd0,0xcf,0x11,0xe0,0xa1,0xb1,0x1a,0xe1));



	?>

thread_PHP

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;
}


function gmgetdate($ts = null){
	$k = array('seconds','minutes','hours','mday','wday','mon','year','yday','weekday','month',0);
	return(array_comb($k,split(":",gmdate('s:i:G:j:w:n:Y:z:l:F:U',is_null($ts)?time():$ts))));
	}

thread_PHP

function array_comb($array1, $array2) {
	$out = array();
	foreach ($array1 as $key => $value) {
		$out[$value] = $array2[$key];
	}
	return $out;
}

function v($data,$pos) {
	return ord($data[$pos]) | ord($data[$pos+1])<<8;
}

class OLERead {
	var $data = '';
	function OLERead(){	}

function read($sFileName){
			if(!is_readable($sFileName)) {
		$this->error = 1;
		return false;
	}
	$this->data = @file_get_contents($sFileName);
	if (!$this->data) {
		$this->error = 1;
		return false;
	}
	if (substr($this->data, 0, 8) != IDENTIFIER_OLE) {
		$this->error = 1;
		return false;
	}
	$this->numBigBlockDepotBlocks = GetInt4d($this->data, NUM_BIG_BLOCK_DEPOT_BLOCKS_POS);
	$this->sbdStartBlock = GetInt4d($this->data, SMALL_BLOCK_DEPOT_BLOCK_POS);
	$this->rootStartBlock = GetInt4d($this->data, ROOT_START_BLOCK_POS);
	$this->extensionBlock = GetInt4d($this->data, EXTENSION_BLOCK_POS);
	$this->numExtensionBlocks = GetInt4d($this->data, NUM_EXTENSION_BLOCK_POS);

	$bigBlockDepotBlocks = array();
	$pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
	$bbdBlocks = $this->numBigBlockDepotBlocks;
	if ($this->numExtensionBlocks != 0) {
		$bbdBlocks = (BIG_BLOCK_SIZE - BIG_BLOCK_DEPOT_BLOCKS_POS)/4;
	}

	for ($i = 0; $i < $bbdBlocks; $i++) {
		$bigBlockDepotBlocks[$i] = GetInt4d($this->data, $pos);
		$pos += 4;
	}


	for ($j = 0; $j < $this->numExtensionBlocks; $j++) {
		$pos = ($this->extensionBlock + 1) * BIG_BLOCK_SIZE;
		$blocksToRead = min($this->numBigBlockDepotBlocks - $bbdBlocks, BIG_BLOCK_SIZE / 4 - 1);

		for ($i = $bbdBlocks; $i < $bbdBlocks + $blocksToRead; $i++) {
			$bigBlockDepotBlocks[$i] = GetInt4d($this->data, $pos);
			$pos += 4;
		}

		$bbdBlocks += $blocksToRead;
		if ($bbdBlocks < $this->numBigBlockDepotBlocks) {
			$this->extensionBlock = GetInt4d($this->data, $pos);
		}
	}
	$pos = 0;
	$index = 0;
	$this->bigBlockChain = array();

	for ($i = 0; $i < $this->numBigBlockDepotBlocks; $i++) {
		$pos = ($bigBlockDepotBlocks[$i] + 1) * BIG_BLOCK_SIZE;
		for ($j = 0 ; $j < BIG_BLOCK_SIZE / 4; $j++) {
			$this->bigBlockChain[$index] = GetInt4d($this->data, $pos);
			$pos += 4 ;
			$index++;
		}
	}
	$pos = 0;
	$index = 0;
	$sbdBlock = $this->sbdStartBlock;
	$this->smallBlockChain = array();

	while ($sbdBlock != -2) {
	  $pos = ($sbdBlock + 1) * BIG_BLOCK_SIZE;
	  for ($j = 0; $j < BIG_BLOCK_SIZE / 4; $j++) {
		$this->smallBlockChain[$index] = GetInt4d($this->data, $pos);
		$pos += 4;
		$index++;
	  }
	  $sbdBlock = $this->bigBlockChain[$sbdBlock];
	}
	$block = $this->rootStartBlock;
	$pos = 0;
	$this->entry = $this->__readData($block);
	$this->__readPropertySets();
}

thread_PHP

function __readData($bl) {
		$block = $bl;
		$pos = 0;
		$data = '';
		while ($block != -2)  {
			$pos = ($block + 1) * BIG_BLOCK_SIZE;
			$data = $data.substr($this->data, $pos, BIG_BLOCK_SIZE);
			$block = $this->bigBlockChain[$block];
		}
		return $data;
	 }

function __readPropertySets(){
	$offset = 0;
	while ($offset < strlen($this->entry)) {
		$d = substr($this->entry, $offset, PROPERTY_STORAGE_BLOCK_SIZE);
		$nameSize = ord($d[SIZE_OF_NAME_POS]) | (ord($d[SIZE_OF_NAME_POS+1]) << 8);
		$type = ord($d[TYPE_POS]);
		$startBlock = GetInt4d($d, START_BLOCK_POS);
		$size = GetInt4d($d, SIZE_POS);
		$name = '';
		for ($i = 0; $i < $nameSize ; $i++) {
			$name .= $d[$i];
		}
		$name = str_replace("\x00", "", $name);
		$this->props[] = array (
			'name' => $name,
			'type' => $type,
			'startBlock' => $startBlock,
			'size' => $size);
		if ((strtolower($name) == "workbook") || ( strtolower($name) == "book")) {
			$this->wrkbook = count($this->props) - 1;
		}
		if ($name == "Root Entry") {
			$this->rootentry = count($this->props) - 1;
		}
		$offset += PROPERTY_STORAGE_BLOCK_SIZE;
	}

}


function getWorkBook(){
	if ($this->props[$this->wrkbook]['size'] < SMALL_BLOCK_THRESHOLD){
		$rootdata = $this->__readData($this->props[$this->rootentry]['startBlock']);
		$streamData = '';
		$block = $this->props[$this->wrkbook]['startBlock'];
		$pos = 0;
		while ($block != -2) {
  			  $pos = $block * SMALL_BLOCK_SIZE;
			  $streamData .= substr($rootdata, $pos, SMALL_BLOCK_SIZE);
			  $block = $this->smallBlockChain[$block];
		}
		return $streamData;
	}else{
		$numBlocks = $this->props[$this->wrkbook]['size'] / BIG_BLOCK_SIZE;
		if ($this->props[$this->wrkbook]['size'] % BIG_BLOCK_SIZE != 0) {
			$numBlocks++;
		}

		if ($numBlocks == 0) return '';
		$streamData = '';
		$block = $this->props[$this->wrkbook]['startBlock'];
		$pos = 0;
		while ($block != -2) {
		  $pos = ($block + 1) * BIG_BLOCK_SIZE;
		  $streamData .= substr($this->data, $pos, BIG_BLOCK_SIZE);
		  $block = $this->bigBlockChain[$block];
		}
		return $streamData;
	}
}

}

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_FONT',	  0x0031);
define('SPREADSHEET_EXCEL_READER_TYPE_PALETTE',	  0x0092);
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_TYPE_HYPER',	     0x01b8);
define('SPREADSHEET_EXCEL_READER_TYPE_COLINFO',	     0x7d);
define('SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH',  0x55);
define('SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH', 0x99);
define('SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT',	"%s");

class Spreadsheet_Excel_Reader {
	var $colnames = array();
	var $colindexes = array();
	var $standardColWidth = 0;
	var $defaultColWidth = 0;

function myHex($d) {
	if ($d < 16) return "0" . dechex($d);
	return dechex($d);
}

function dumpHexData($data, $pos, $length) {
	$info = "";
	for ($i = 0; $i <= $length; $i++) {
		$info .= ($i==0?"":" ") . $this->myHex(ord($data[$pos + $i])) . (ord($data[$pos + $i])>31? "[" . $data[$pos + $i] . "]":'');
	}
	return $info;
}

function getCol($col) {
	if (is_string($col)) {
		$col = strtolower($col);
		if (array_key_exists($col,$this->colnames)) {
			$col = $this->colnames[$col];
		}
	}
	return $col;
}
function val($row,$col,$sheet=0) {
	$col = $this->getCol($col);
	if (array_key_exists($row,$this->sheets[$sheet]['cells']) && array_key_exists($col,$this->sheets[$sheet]['cells'][$row])) {
		return $this->sheets[$sheet]['cells'][$row][$col];
	}
	return "";
}
function value($row,$col,$sheet=0) {
	return $this->val($row,$col,$sheet);
}
function info($row,$col,$type='',$sheet=0) {
	$col = $this->getCol($col);
	if (array_key_exists('cellsInfo',$this->sheets[$sheet])
			&& array_key_exists($row,$this->sheets[$sheet]['cellsInfo'])
			&& array_key_exists($col,$this->sheets[$sheet]['cellsInfo'][$row])
			&& array_key_exists($type,$this->sheets[$sheet]['cellsInfo'][$row][$col])) {
		return $this->sheets[$sheet]['cellsInfo'][$row][$col][$type];
	}
	return "";
}
function type($row,$col,$sheet=0) {
	return $this->info($row,$col,'type',$sheet);
}
function raw($row,$col,$sheet=0) {
	return $this->info($row,$col,'raw',$sheet);
}
function rowspan($row,$col,$sheet=0) {
	$val = $this->info($row,$col,'rowspan',$sheet);
	if ($val=="") { return 1; }
	return $val;
}
function colspan($row,$col,$sheet=0) {
	$val = $this->info($row,$col,'colspan',$sheet);
	if ($val=="") { return 1; }
	return $val;
}
function hyperlink($row,$col,$sheet=0) {
	$link = $this->sheets[$sheet]['cellsInfo'][$row][$col]['hyperlink'];
	if ($link) {
		return $link['link'];
	}
	return '';
}
function rowcount($sheet=0) {
	return $this->sheets[$sheet]['numRows'];
}
function colcount($sheet=0) {
	return $this->sheets[$sheet]['numCols'];
}
function colwidth($col,$sheet=0) {
	// Col width is actually the width of the number 0. So we have to estimate and come close
	return $this->colInfo[$sheet][$col]['width']/9142*200; 
}
function colhidden($col,$sheet=0) {
	return !!$this->colInfo[$sheet][$col]['hidden'];
}
function rowheight($row,$sheet=0) {
	return $this->rowInfo[$sheet][$row]['height'];
}
function rowhidden($row,$sheet=0) {
	return !!$this->rowInfo[$sheet][$row]['hidden'];
}
	function style($row,$col,$sheet=0,$properties='') {
	$css = "";
	$font=$this->font($row,$col,$sheet);
	if ($font!="") {
		$css .= "font-family:$font;";
	}
	$align=$this->align($row,$col,$sheet);
	if ($align!="") {
		$css .= "text-align:$align;";
	}
	$height=$this->height($row,$col,$sheet);
	if ($height!="") {
		$css .= "font-size:$height"."px;";
	}
	$bgcolor=$this->bgColor($row,$col,$sheet);
	if ($bgcolor!="") {
		$bgcolor = $this->colors[$bgcolor];
		$css .= "background-color:$bgcolor;";
	}
	$color=$this->color($row,$col,$sheet);
	if ($color!="") {
		$css .= "color:$color;";
	}
	$bold=$this->bold($row,$col,$sheet);
	if ($bold) {
		$css .= "font-weight:bold;";
	}
	$italic=$this->italic($row,$col,$sheet);
	if ($italic) {
		$css .= "font-style:italic;";
	}
	$underline=$this->underline($row,$col,$sheet);
	if ($underline) {
		$css .= "text-decoration:underline;";
	}
	// Borders
	$bLeft = $this->borderLeft($row,$col,$sheet);
	$bRight = $this->borderRight($row,$col,$sheet);
	$bTop = $this->borderTop($row,$col,$sheet);
	$bBottom = $this->borderBottom($row,$col,$sheet);
	$bLeftCol = $this->borderLeftColor($row,$col,$sheet);
	$bRightCol = $this->borderRightColor($row,$col,$sheet);
	$bTopCol = $this->borderTopColor($row,$col,$sheet);
	$bBottomCol = $this->borderBottomColor($row,$col,$sheet);
			if ($bLeft!="" && $bLeft==$bRight && $bRight==$bTop && $bTop==$bBottom) {
		$css .= "border:" . $this->lineStylesCss[$bLeft] .";";
	}
	else {
		if ($bLeft!="") { $css .= "border-left:" . $this->lineStylesCss[$bLeft] .";"; }
		if ($bRight!="") { $css .= "border-right:" . $this->lineStylesCss[$bRight] .";"; }
		if ($bTop!="") { $css .= "border-top:" . $this->lineStylesCss[$bTop] .";"; }
		if ($bBottom!="") { $css .= "border-bottom:" . $this->lineStylesCss[$bBottom] .";"; }
	}
	if ($bLeft!="" && $bLeftCol!="") { $css .= "border-left-color:" . $bLeftCol .";"; }
	if ($bRight!="" && $bRightCol!="") { $css .= "border-right-color:" . $bRightCol .";"; }
	if ($bTop!="" && $bTopCol!="") { $css .= "border-top-color:" . $bTopCol . ";"; }
	if ($bBottom!="" && $bBottomCol!="") { $css .= "border-bottom-color:" . $bBottomCol .";"; }

	return $css;
}
	function format($row,$col,$sheet=0) {
	return $this->info($row,$col,'format',$sheet);
}

thread_PHP

function formatIndex($row,$col,$sheet=0) {
		return $this->info($row,$col,'formatIndex',$sheet);
	}


function formatColor($row,$col,$sheet=0) {
	return $this->info($row,$col,'formatColor',$sheet);
}
	function xfRecord($row,$col,$sheet=0) {
	$xfIndex = $this->info($row,$col,'xfIndex',$sheet);
	if ($xfIndex!="") {
		return $this->xfRecords[$xfIndex];
	}
	return null;
}


function xfProperty($row,$col,$sheet,$prop) {
		$xfRecord = $this->xfRecord($row,$col,$sheet);
		if ($xfRecord!=null) {
			return $xfRecord[$prop];
		}
		return "";
	}
	function align($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'align');
	}
	function bgColor($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'bgColor');
	}
	function borderLeft($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'borderLeft');
	}


function borderRight($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'borderRight');
	}
	function borderTop($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'borderTop');
	}
	function borderBottom($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'borderBottom');
	}
	function borderLeftColor($row,$col,$sheet=0) {
		return $this->colors[$this->xfProperty($row,$col,$sheet,'borderLeftColor')];
	}
	function borderRightColor($row,$col,$sheet=0) {
		return $this->colors[$this->xfProperty($row,$col,$sheet,'borderRightColor')];
	}
	function borderTopColor($row,$col,$sheet=0) {
		return $this->colors[$this->xfProperty($row,$col,$sheet,'borderTopColor')];
	}
	function borderBottomColor($row,$col,$sheet=0) {
		return $this->colors[$this->xfProperty($row,$col,$sheet,'borderBottomColor')];
	}

thread_PHP

function fontRecord($row,$col,$sheet=0) {
	    $xfRecord = $this->xfRecord($row,$col,$sheet);
		if ($xfRecord!=null) {
			$font = $xfRecord['fontIndex'];
			if ($font!=null) {
				return $this->fontRecords[$font];
			}
		}
		return null;
	}
	function fontProperty($row,$col,$sheet=0,$prop) {
		$font = $this->fontRecord($row,$col,$sheet);
		if ($font!=null) {
			return $font[$prop];
		}
		return false;
	}
	function fontIndex($row,$col,$sheet=0) {
		return $this->xfProperty($row,$col,$sheet,'fontIndex');
	}
	function color($row,$col,$sheet=0) {
		$formatColor = $this->formatColor($row,$col,$sheet);
		if ($formatColor!="") {
			return $formatColor;
		}
		$ci = $this->fontProperty($row,$col,$sheet,'color');
                return $this->rawColor($ci);
        }
        function rawColor($ci) {
		if (($ci <> 0x7FFF) && ($ci <> '')) {
			return $this->colors[$ci];
		}
		return "";
	}
	function bold($row,$col,$sheet=0) {
		return $this->fontProperty($row,$col,$sheet,'bold');
	}
	function italic($row,$col,$sheet=0) {
		return $this->fontProperty($row,$col,$sheet,'italic');
	}
	function underline($row,$col,$sheet=0) {
		return $this->fontProperty($row,$col,$sheet,'under');
	}
	function height($row,$col,$sheet=0) {
		return $this->fontProperty($row,$col,$sheet,'height');
	}
	function font($row,$col,$sheet=0) {
		return $this->fontProperty($row,$col,$sheet,'font');
	}


function dump($row_numbers=false,$col_letters=false,$sheet=0,$table_class='excel') {
		$out = "<table class=\"$table_class\" cellspacing=0>";
		if ($col_letters) {
			$out .= "<thead>\n\t<tr>";
			if ($row_numbers) {
				$out .= "\n\t\t<th>&nbsp</th>";
			}
			for($i=1;$i<=$this->colcount($sheet);$i++) {
				$style = "width:" . ($this->colwidth($i,$sheet)*1) . "px;";
				if ($this->colhidden($i,$sheet)) {
					$style .= "display:none;";
				}
				$out .= "\n\t\t<th style=\"$style\">" . strtoupper($this->colindexes[$i]) . "</th>";
			}
			$out .= "</tr></thead>\n";
		}

	$out .= "<tbody>\n";
	for($row=1;$row<=$this->rowcount($sheet);$row++) {
		$rowheight = $this->rowheight($row,$sheet);
		$style = "height:" . ($rowheight*(4/3)) . "px;";
		if ($this->rowhidden($row,$sheet)) {
			$style .= "display:none;";
		}
		$out .= "\n\t<tr style=\"$style\">";
		if ($row_numbers) {
			$out .= "\n\t\t<th>$row</th>";
		}
		for($col=1;$col<=$this->colcount($sheet);$col++) {
			// Account for Rowspans/Colspans
			$rowspan = $this->rowspan($row,$col,$sheet);
			$colspan = $this->colspan($row,$col,$sheet);
			for($i=0;$i<$rowspan;$i++) {
				for($j=0;$j<$colspan;$j++) {
					if ($i>0 || $j>0) {
						$this->sheets[$sheet]['cellsInfo'][$row+$i][$col+$j]['dontprint']=1;
					}
				}
			}
			if(!$this->sheets[$sheet]['cellsInfo'][$row][$col]['dontprint']) {
				$style = $this->style($row,$col,$sheet);
				if ($this->colhidden($col,$sheet)) {
					$style .= "display:none;";
				}
				$out .= "\n\t\t<td style=\"$style\"" . ($colspan > 1?" colspan=$colspan":"") . ($rowspan > 1?" rowspan=$rowspan":"") . ">";
				$val = $this->val($row,$col,$sheet);
				if ($val=='') { $val="&nbsp;"; }
				else { 
					$val = htmlentities($val); 
					$link = $this->hyperlink($row,$col,$sheet);
					if ($link!='') {
						$val = "<a href=\"$link\">$val</a>";
					}
				}
				$out .= "<nobr>".nl2br($val)."</nobr>";
				$out .= "</td>";
			}
		}
		$out .= "</tr>\n";
	}
	$out .= "</tbody></table>";
	return $out;
}
var $boundsheets = array();
var $formatRecords = array();
var $fontRecords = array();
var $xfRecords = array();
var $colInfo = array();
var $rowInfo = array();

var $sst = array();
var $sheets = array();

var $data;
var $_ole;
var $_defaultEncoding = "UTF-8";
var $_defaultFormat = SPREADSHEET_EXCEL_READER_DEF_NUM_FORMAT;
var $_columnsFormat = array();
var $_rowoffset = 1;
var $_coloffset = 1;
var $dateFormats = array (
	0xe => "m/d/Y",
	0xf => "M-d-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"
);

var $numberFormats = array(
	0x1 => "0",
	0x2 => "0.00",
	0x3 => "#,##0",
	0x4 => "#,##0.00",
	0x5 => "\$#,##0;(\$#,##0)",
	0x6 => "\$#,##0;[Red](\$#,##0)",
	0x7 => "\$#,##0.00;(\$#,##0.00)",
	0x8 => "\$#,##0.00;[Red](\$#,##0.00)",
	0x9 => "0%",
	0xa => "0.00%",
	0xb => "0.00E+00",
	0x25 => "#,##0;(#,##0)",
	0x26 => "#,##0;[Red](#,##0)",
	0x27 => "#,##0.00;(#,##0.00)",
	0x28 => "#,##0.00;[Red](#,##0.00)",
	0x29 => "#,##0;(#,##0)",  // Not exactly
	0x2a => "\$#,##0;(\$#,##0)",  // Not exactly
	0x2b => "#,##0.00;(#,##0.00)",  // Not exactly
	0x2c => "\$#,##0.00;(\$#,##0.00)",  // Not exactly
	0x30 => "##0.0E+0"
);

var $colors = Array(
    0x00 => "#000000",
    0x01 => "#FFFFFF",
    0x02 => "#FF0000",
    0x03 => "#00FF00",
    0x04 => "#0000FF",
    0x05 => "#FFFF00",
    0x06 => "#FF00FF",
    0x07 => "#00FFFF",
    0x08 => "#000000",
    0x09 => "#FFFFFF",
    0x0A => "#FF0000",
    0x0B => "#00FF00",
    0x0C => "#0000FF",
    0x0D => "#FFFF00",
    0x0E => "#FF00FF",
    0x0F => "#00FFFF",
    0x10 => "#800000",
    0x11 => "#008000",
    0x12 => "#000080",
    0x13 => "#808000",
    0x14 => "#800080",
    0x15 => "#008080",
    0x16 => "#C0C0C0",
    0x17 => "#808080",
    0x18 => "#9999FF",
    0x19 => "#993366",
    0x1A => "#FFFFCC",
    0x1B => "#CCFFFF",
    0x1C => "#660066",
    0x1D => "#FF8080",
    0x1E => "#0066CC",
    0x1F => "#CCCCFF",
    0x20 => "#000080",
    0x21 => "#FF00FF",
    0x22 => "#FFFF00",
    0x23 => "#00FFFF",
    0x24 => "#800080",
    0x25 => "#800000",
    0x26 => "#008080",
    0x27 => "#0000FF",
    0x28 => "#00CCFF",
    0x29 => "#CCFFFF",
    0x2A => "#CCFFCC",
    0x2B => "#FFFF99",
    0x2C => "#99CCFF",
    0x2D => "#FF99CC",
    0x2E => "#CC99FF",
    0x2F => "#FFCC99",
    0x30 => "#3366FF",
    0x31 => "#33CCCC",
    0x32 => "#99CC00",
    0x33 => "#FFCC00",
    0x34 => "#FF9900",
    0x35 => "#FF6600",
    0x36 => "#666699",
    0x37 => "#969696",
    0x38 => "#003366",
    0x39 => "#339966",
    0x3A => "#003300",
    0x3B => "#333300",
    0x3C => "#993300",
    0x3D => "#993366",
    0x3E => "#333399",
    0x3F => "#333333",
    0x40 => "#000000",
    0x41 => "#FFFFFF",

    0x43 => "#000000",
    0x4D => "#000000",
    0x4E => "#FFFFFF",
    0x4F => "#000000",
    0x50 => "#FFFFFF",
    0x51 => "#000000",

    0x7FFF => "#000000"
);

var $lineStyles = array(
	0x00 => "",
	0x01 => "Thin",
	0x02 => "Medium",
	0x03 => "Dashed",
	0x04 => "Dotted",
	0x05 => "Thick",
	0x06 => "Double",
	0x07 => "Hair",
	0x08 => "Medium dashed",
	0x09 => "Thin dash-dotted",
	0x0A => "Medium dash-dotted",
	0x0B => "Thin dash-dot-dotted",
	0x0C => "Medium dash-dot-dotted",
	0x0D => "Slanted medium dash-dotted"
);	

var $lineStylesCss = array(
	"Thin" => "1px solid", 
	"Medium" => "2px solid", 
	"Dashed" => "1px dashed", 
	"Dotted" => "1px dotted", 
	"Thick" => "3px solid", 
	"Double" => "double", 
	"Hair" => "1px solid", 
	"Medium dashed" => "2px dashed", 
	"Thin dash-dotted" => "1px dashed", 
	"Medium dash-dotted" => "2px dashed", 
	"Thin dash-dot-dotted" => "1px dashed", 
	"Medium dash-dot-dotted" => "2px dashed", 
	"Slanted medium dash-dotte" => "2px dashed" 
);

function read16bitstring($data, $start) {
	$len = 0;
	while (ord($data[$start + $len]) + ord($data[$start + $len + 1]) > 0) $len++;
	return substr($data, $start, $len);
}

thread_PHP

	function _format_value($format,$num,$f) {
				if ( (!$f && $format=="%s") || ($f==49) || ($format=="GENERAL") ) { 
			return array('string'=>$num, 'formatColor'=>null); 
		}

			$parts = split(";",$format);
	$pattern = $parts[0];
			if (count($parts)>2 && $num==0) {
		$pattern = $parts[2];
	}
			if (count($parts)>1 && $num<0) {
		$pattern = $parts[1];
		$num = abs($num);
	}

	$color = "";
	$matches = array();
	$color_regex = "/^\[(BLACK|BLUE|CYAN|GREEN|MAGENTA|RED|WHITE|YELLOW)\]/i";
	if (preg_match($color_regex,$pattern,$matches)) {
		$color = strtolower($matches[1]);
		$pattern = preg_replace($color_regex,"",$pattern);
	}
			$pattern = preg_replace("/_./","",$pattern);

			$pattern = preg_replace("/\\\/","",$pattern);

			$pattern = preg_replace("/\"/","",$pattern);
	$pattern = preg_replace("/\#/","0",$pattern);
	$has_commas = preg_match("/,/",$pattern);
	if ($has_commas) {
		$pattern = preg_replace("/,/","",$pattern);
	}
	if (preg_match("/\d(\%)([^\%]|$)/",$pattern,$matches)) {
		$num = $num * 100;
		$pattern = preg_replace("/(\d)(\%)([^\%]|$)/","$1%$3",$pattern);
	}
	$number_regex = "/(\d+)(\.?)(\d*)/";
	if (preg_match($number_regex,$pattern,$matches)) {
		$left = $matches[1];
		$dec = $matches[2];
		$right = $matches[3];
		if ($has_commas) {
			$formatted = number_format($num,strlen($right));
		}
		else {
			$sprintf_pattern = "%1.".strlen($right)."f";
			$formatted = sprintf($sprintf_pattern, $num);
		}
		$pattern = preg_replace($number_regex, $formatted, $pattern);
	}

	return array(
		'string'=>$pattern,
		'formatColor'=>$color
	);
}

function Spreadsheet_Excel_Reader($file='',$store_extended_info=true,$outputEncoding='') {
	$this->_ole =& new OLERead();
	$this->setUTFEncoder('iconv');
	if ($outputEncoding != '') { 
		$this->setOutputEncoding($outputEncoding);
	}
	for ($i=1; $i<245; $i++) {
		$name = strtolower(( (($i-1)/26>=1)?chr(($i-1)/26+64):'') . chr(($i-1)%26+65));
		$this->colnames[$name] = $i;
		$this->colindexes[$i] = $name;
	}
	$this->store_extended_info = $store_extended_info;
	if ($file!="") {
		$this->read($file);
	}
}
function setOutputEncoding($encoding) {
	$this->_defaultEncoding = $encoding;
}
	function setUTFEncoder($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' : '';
	}
}

function setRowColOffset($iOffset) {
	$this->_rowoffset = $iOffset;
	$this->_coloffset = $iOffset;
}

	function setDefaultFormat($sFormat) {
	$this->_defaultFormat = $sFormat;
}
function setColumnFormat($column, $sFormat) {
	$this->_columnsFormat[$column] = $sFormat;
}
function read($sFileName) {
	$res = $this->_ole->read($sFileName);

			if($res === false) {
					if($this->_ole->error == 1) {
							die('The filename ' . $sFileName . ' is not readable');
		}
				}
	$this->data = $this->_ole->getWorkBook();
	$this->_parse();
}

thread_PHP

function _parse() {
		$pos = 0;
		$data = $this->data;

	$code = v($data,$pos);
	$length = v($data,$pos+2);
	$version = v($data,$pos+4);
	$substreamType = v($data,$pos+6);

	$this->version = $version;

	if (($version != SPREADSHEET_EXCEL_READER_BIFF8) &&
		($version != SPREADSHEET_EXCEL_READER_BIFF7)) {
		return false;
	}

	if ($substreamType != SPREADSHEET_EXCEL_READER_WORKBOOKGLOBALS){
		return false;
	}

	$pos += $length + 4;

	$code = v($data,$pos);
	$length = v($data,$pos+2);

	while ($code != SPREADSHEET_EXCEL_READER_TYPE_EOF) {
		switch ($code) {
			case SPREADSHEET_EXCEL_READER_TYPE_SST:
				$spos = $pos + 4;
				$limitpos = $spos + $length;
				$uniqueStrings = $this->_GetInt4d($data, $spos+4);
				$spos += 8;
				for ($i = 0; $i < $uniqueStrings; $i++) {						if ($spos == $limitpos) {
						$opcode = v($data,$spos);
						$conlength = v($data,$spos+2);
						if ($opcode != 0x3c) {
							return -1;
						}
						$spos += 4;
						$limitpos = $spos + $conlength;
					}
					$numChars = ord($data[$spos]) | (ord($data[$spos+1]) << 8);
					$spos += 2;
					$optionFlags = ord($data[$spos]);
					$spos++;
					$asciiEncoding = (($optionFlags & 0x01) == 0) ;
					$extendedString = ( ($optionFlags & 0x04) != 0);
					$richString = ( ($optionFlags & 0x08) != 0);

					if ($richString) {
							$formattingRuns = v($data,$spos);
						$spos += 2;
					}

					if ($extendedString) {
							$extendedRunLength = $this->_GetInt4d($data, $spos);
						$spos += 4;
					}

					$len = ($asciiEncoding)? $numChars : $numChars*2;
					if ($spos + $len < $limitpos) {
						$retstr = substr($data, $spos, $len);
						$spos += $len;
					}
					else{
													$retstr = substr($data, $spos, $limitpos - $spos);
						$bytesRead = $limitpos - $spos;
						$charsLeft = $numChars - (($asciiEncoding) ? $bytesRead : ($bytesRead / 2));
						$spos = $limitpos;

						while ($charsLeft > 0){
							$opcode = v($data,$spos);
							$conlength = v($data,$spos+2);
							if ($opcode != 0x3c) {
								return -1;
							}
							$spos += 4;
							$limitpos = $spos + $conlength;
							$option = ord($data[$spos]);
							$spos += 1;
							if ($asciiEncoding && ($option == 0)) {
								$len = min($charsLeft, $limitpos - $spos); 									$retstr .= substr($data, $spos, $len);
								$charsLeft -= $len;
								$asciiEncoding = true;
							}
							elseif (!$asciiEncoding && ($option != 0)) {
								$len = min($charsLeft * 2, $limitpos - $spos);									$retstr .= substr($data, $spos, $len);
								$charsLeft -= $len/2;
								$asciiEncoding = false;
							}
							elseif (!$asciiEncoding && ($option == 0)) {
					$len = min($charsLeft, $limitpos - $spos); 									for ($j = 0; $j < $len; $j++) {
									$retstr .= $data[$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);								$retstr .= substr($data, $spos, $len);
								$charsLeft -= $len/2;
								$asciiEncoding = false;
							}
							$spos += $len;
						}
					}
					$retstr = ($asciiEncoding) ? $retstr : $this->_encodeUTF16($retstr);

					if ($richString){
						$spos += 4 * $formattingRuns;
					}
					if ($extendedString) {
						$spos += $extendedRunLength;
					}
					$this->sst[]=$retstr;
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_FILEPASS:
				return false;
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_NAME:
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_FORMAT:
				$indexCode = v($data,$pos+4);
				if ($version == SPREADSHEET_EXCEL_READER_BIFF8) {
					$numchars = v($data,$pos+6);
					if (ord($data[$pos+8]) == 0){
						$formatString = substr($data, $pos+9, $numchars);
					} else {
						$formatString = substr($data, $pos+9, $numchars*2);
					}
				} else {
					$numchars = ord($data[$pos+6]);
					$formatString = substr($data, $pos+7, $numchars*2);
				}
				$this->formatRecords[$indexCode] = $formatString;
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_FONT:
					$height = v($data,$pos+4);
					$option = v($data,$pos+6);
					$color = v($data,$pos+8);
					$weight = v($data,$pos+10);
					$under  = ord($data[$pos+14]);
					$font = "";
									if ((ord($data[$pos+19]) & 1) == 0){
					    $font = substr($data, $pos+20, $numchars);
					} else {
					    $font = substr($data, $pos+20, $numchars*2);
					    $font =  $this->_encodeUTF16($font); 
					}
					$this->fontRecords[] = array(
							'height' => $height / 20,
							'italic' => !!($option & 2),
							'color' => $color,
							'under' => !($under==0),
							'bold' => ($weight==700),
							'font' => $font,
							'raw' => $this->dumpHexData($data, $pos+3, $length)
							);
				    break;

			case SPREADSHEET_EXCEL_READER_TYPE_PALETTE:
					$colors = ord($data[$pos+4]) | ord($data[$pos+5]) << 8;
					for ($coli = 0; $coli < $colors; $coli++) {
					    $colOff = $pos + 2 + ($coli * 4);
					    $colr = ord($data[$colOff]);
					    $colg = ord($data[$colOff+1]);
					    $colb = ord($data[$colOff+2]);
						$this->colors[0x07 + $coli] = '#' . $this->myhex($colr) . $this->myhex($colg) . $this->myhex($colb);
					}
				    break;

			case SPREADSHEET_EXCEL_READER_TYPE_XF:
					$fontIndexCode = (ord($data[$pos+4]) | ord($data[$pos+5]) << 8) - 1;
					$fontIndexCode = max(0,$fontIndexCode);
					$indexCode = ord($data[$pos+6]) | ord($data[$pos+7]) << 8;
					$alignbit = ord($data[$pos+10]) & 3;
					$bgi = (ord($data[$pos+22]) | ord($data[$pos+23]) << 8) & 0x3FFF;
					$bgcolor = ($bgi & 0x7F);
//						$bgcolor = ($bgi & 0x3f80) >> 7;
						$align = "";
						if ($alignbit==3) { $align="right"; }
						if ($alignbit==2) { $align="center"; }

					$fillPattern = (ord($data[$pos+21]) & 0xFC) >> 2;
					if ($fillPattern == 0) {
						$bgcolor = "";
					}

					$xf = array();
					$xf['formatIndex'] = $indexCode;
					$xf['align'] = $align;
					$xf['fontIndex'] = $fontIndexCode;
					$xf['bgColor'] = $bgcolor;
					$xf['fillPattern'] = $fillPattern;

					$border = ord($data[$pos+14]) | (ord($data[$pos+15]) << 8) | (ord($data[$pos+16]) << 16) | (ord($data[$pos+17]) << 24);
					$xf['borderLeft'] = $this->lineStyles[($border & 0xF)];
					$xf['borderRight'] = $this->lineStyles[($border & 0xF0) >> 4];
					$xf['borderTop'] = $this->lineStyles[($border & 0xF00) >> 8];
					$xf['borderBottom'] = $this->lineStyles[($border & 0xF000) >> 12];

					$xf['borderLeftColor'] = ($border & 0x7F0000) >> 16;
					$xf['borderRightColor'] = ($border & 0x3F800000) >> 23;
					$border = (ord($data[$pos+18]) | ord($data[$pos+19]) << 8);

					$xf['borderTopColor'] = ($border & 0x7F);
					$xf['borderBottomColor'] = ($border & 0x3F80) >> 7;

					if (array_key_exists($indexCode, $this->dateFormats)) {
						$xf['type'] = 'date';
						$xf['format'] = $this->dateFormats[$indexCode];
						if ($align=='') { $xf['align'] = 'right'; }
					}elseif (array_key_exists($indexCode, $this->numberFormats)) {
						$xf['type'] = 'number';
						$xf['format'] = $this->numberFormats[$indexCode];
						if ($align=='') { $xf['align'] = 'right'; }
					}else{
						$isdate = FALSE;
						$formatstr = '';
						if ($indexCode > 0){
							if (isset($this->formatRecords[$indexCode]))
								$formatstr = $this->formatRecords[$indexCode];
							if ($formatstr!="") {
								$tmp = preg_replace("/\;.*/","",$formatstr);
								$tmp = preg_replace("/^\[[^\]]*\]/","",$tmp);
								if (preg_match("/[^hmsday\/\-:\s\\\,AMP]/i", $tmp) == 0) { 			$isdate = TRUE;
									$formatstr = $tmp;
									$formatstr = str_replace(array('AM/PM','mmmm','mmm'), array('a','F','M'), $formatstr);
							$formatstr = preg_replace("/(h:?)mm?/","$1i", $formatstr);
									$formatstr = preg_replace("/mm?(:?s)/","i$1", $formatstr);
															$formatstr = preg_replace("/(^|[^m])m([^m]|$)/", '$1n$2', $formatstr);
									$formatstr = preg_replace("/(^|[^m])m([^m]|$)/", '$1n$2', $formatstr);
							$formatstr = str_replace('mm', 'm', $formatstr);
														$formatstr = preg_replace("/(^|[^d])d([^d]|$)/", '$1j$2', $formatstr);
									$formatstr = str_replace(array('dddd','ddd','dd','yyyy','yy','hh','h'), array('l','D','d','Y','y','H','g'), $formatstr);
									$formatstr = preg_replace("/ss?/", 's', $formatstr);
								}
							}
						}
						if ($isdate){
							$xf['type'] = 'date';
							$xf['format'] = $formatstr;
							if ($align=='') { $xf['align'] = 'right'; }
						}else{
					if (preg_match("/[0#]/", $formatstr)) {
								$xf['type'] = 'number';
								if ($align=='') { $xf['align']='right'; }
							}
							else {
							$xf['type'] = 'other';
							}
							$xf['format'] = $formatstr;
							$xf['code'] = $indexCode;
						}
					}
					$this->xfRecords[] = $xf;
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_NINETEENFOUR:
				$this->nineteenFour = (ord($data[$pos+4]) == 1);
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:
					$rec_offset = $this->_GetInt4d($data, $pos+4);
					$rec_typeFlag = ord($data[$pos+8]);
					$rec_visibilityFlag = ord($data[$pos+9]);
					$rec_length = ord($data[$pos+10]);

thread_PHP

if ($version == SPREADSHEET_EXCEL_READER_BIFF8){
							$chartype =  ord($data[$pos+11]);
							if ($chartype == 0){
								$rec_name	= substr($data, $pos+12, $rec_length);
							} else {
								$rec_name	= $this->_encodeUTF16(substr($data, $pos+12, $rec_length*2));
							}
						}elseif ($version == SPREADSHEET_EXCEL_READER_BIFF7){
								$rec_name	= substr($data, $pos+11, $rec_length);
						}
					$this->boundsheets[] = array('name'=>$rec_name,'offset'=>$rec_offset);
					break;

		}

		$pos += $length + 4;
		$code = ord($data[$pos]) | ord($data[$pos+1])<<8;
		$length = ord($data[$pos+2]) | ord($data[$pos+3])<<8;
	}

	foreach ($this->boundsheets as $key=>$val){
		$this->sn = $key;
		$this->_parsesheet($val['offset']);
	}
	return true;
}


function _parsesheet($spos) {
		$cont = true;
		$data = $this->data;
		// read BOF
		$code = ord($data[$spos]) | ord($data[$spos+1])<<8;
		$length = ord($data[$spos+2]) | ord($data[$spos+3])<<8;

	$version = ord($data[$spos + 4]) | ord($data[$spos + 5])<<8;
	$substreamType = ord($data[$spos + 6]) | ord($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;
	}
	$spos += $length + 4;
	while($cont) {
		$lowcode = ord($data[$spos]);
		if ($lowcode == SPREADSHEET_EXCEL_READER_TYPE_EOF) break;
		$code = $lowcode | ord($data[$spos+1])<<8;
		$length = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
		$spos += 4;
		$this->sheets[$this->sn]['maxrow'] = $this->_rowoffset - 1;
		$this->sheets[$this->sn]['maxcol'] = $this->_coloffset - 1;
		unset($this->rectype);
		switch ($code) {
			case SPREADSHEET_EXCEL_READER_TYPE_DIMENSION:
				if (!isset($this->numRows)) {
					if (($length == 10) ||  ($version == SPREADSHEET_EXCEL_READER_BIFF7)){
						$this->sheets[$this->sn]['numRows'] = ord($data[$spos+2]) | ord($data[$spos+3]) << 8;
						$this->sheets[$this->sn]['numCols'] = ord($data[$spos+6]) | ord($data[$spos+7]) << 8;
					} else {
						$this->sheets[$this->sn]['numRows'] = ord($data[$spos+4]) | ord($data[$spos+5]) << 8;
						$this->sheets[$this->sn]['numCols'] = ord($data[$spos+10]) | ord($data[$spos+11]) << 8;
					}
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_MERGEDCELLS:
				$cellRanges = ord($data[$spos]) | ord($data[$spos+1])<<8;
				for ($i = 0; $i < $cellRanges; $i++) {
					$fr =  ord($data[$spos + 8*$i + 2]) | ord($data[$spos + 8*$i + 3])<<8;
					$lr =  ord($data[$spos + 8*$i + 4]) | ord($data[$spos + 8*$i + 5])<<8;
					$fc =  ord($data[$spos + 8*$i + 6]) | ord($data[$spos + 8*$i + 7])<<8;
					$lc =  ord($data[$spos + 8*$i + 8]) | ord($data[$spos + 8*$i + 9])<<8;
					if ($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;
					}
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_RK:
			case SPREADSHEET_EXCEL_READER_TYPE_RK2:
				$row = ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$rknum = $this->_GetInt4d($data, $spos + 6);
				$numValue = $this->_GetIEEE754($rknum);
				$info = $this->_getCellDetails($spos,$numValue,$column);
				$this->addcell($row, $column, $info['string'],$info);
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_LABELSST:
				$row		= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column	 = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$xfindex	= ord($data[$spos+4]) | ord($data[$spos+5])<<8;
				$index  = $this->_GetInt4d($data, $spos + 6);
				$this->addcell($row, $column, $this->sst[$index], array('xfIndex'=>$xfindex) );
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_MULRK:
				$row		= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$colFirst   = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$colLast	= ord($data[$spos + $length - 2]) | ord($data[$spos + $length - 1])<<8;
				$columns	= $colLast - $colFirst + 1;
				$tmppos = $spos+4;
				for ($i = 0; $i < $columns; $i++) {
					$numValue = $this->_GetIEEE754($this->_GetInt4d($data, $tmppos + 2));
					$info = $this->_getCellDetails($tmppos-4,$numValue,$colFirst + $i + 1);
					$tmppos += 6;
					$this->addcell($row, $colFirst + $i, $info['string'], $info);
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_NUMBER:
				$row	= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$tmp = unpack("ddouble", substr($data, $spos + 6, 8)); 
				if ($this->isDate($spos)) {
					$numValue = $tmp['double'];
				}
				else {
					$numValue = $this->createNumber($spos);
				}
				$info = $this->_getCellDetails($spos,$numValue,$column);
				$this->addcell($row, $column, $info['string'], $info);
				break;

			case SPREADSHEET_EXCEL_READER_TYPE_FORMULA:
			case SPREADSHEET_EXCEL_READER_TYPE_FORMULA2:
				$row	= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				if ((ord($data[$spos+6])==0) && (ord($data[$spos+12])==255) && (ord($data[$spos+13])==255)) {
											$previousRow = $row;
					$previousCol = $column;
				} elseif ((ord($data[$spos+6])==1) && (ord($data[$spos+12])==255) && (ord($data[$spos+13])==255)) {
					                        if (ord($this->data[$spos+8])==1) {
                        $this->addcell($row, $column, "TRUE");
                    } else {
                        $this->addcell($row, $column, "FALSE");
                    }
				} elseif ((ord($data[$spos+6])==2) && (ord($data[$spos+12])==255) && (ord($data[$spos+13])==255)) {
										} elseif ((ord($data[$spos+6])==3) && (ord($data[$spos+12])==255) && (ord($data[$spos+13])==255)) {
											$this->addcell($row, $column, '');
				} else {
											$tmp = unpack("ddouble", substr($data, $spos + 6, 8)); 							  if ($this->isDate($spos)) {
							$numValue = $tmp['double'];
						  }
						  else {
							$numValue = $this->createNumber($spos);
						  }
					$info = $this->_getCellDetails($spos,$numValue,$column);
					$this->addcell($row, $column, $info['string'], $info);
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_BOOLERR:
				$row	= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$string = ord($data[$spos+6]);
				$this->addcell($row, $column, $string);
				break;
            case SPREADSHEET_EXCEL_READER_TYPE_STRING:
									if ($version == SPREADSHEET_EXCEL_READER_BIFF8){
											$xpos = $spos;
					$numChars =ord($data[$xpos]) | (ord($data[$xpos+1]) << 8);
					$xpos += 2;
					$optionFlags =ord($data[$xpos]);
					$xpos++;
					$asciiEncoding = (($optionFlags &0x01) == 0) ;
					$extendedString = (($optionFlags & 0x04) != 0);
                    // See if string contains formatting information
					$richString = (($optionFlags & 0x08) != 0);
					if ($richString) {
							$formattingRuns =ord($data[$xpos]) | (ord($data[$xpos+1]) << 8);
						$xpos += 2;
					}
					if ($extendedString) {
							$extendedRunLength =$this->_GetInt4d($this->data, $xpos);
						$xpos += 4;
					}
					$len = ($asciiEncoding)?$numChars : $numChars*2;
					$retstr =substr($data, $xpos, $len);
					$xpos += $len;
					$retstr = ($asciiEncoding)? $retstr : $this->_encodeUTF16($retstr);
				}
				elseif ($version == SPREADSHEET_EXCEL_READER_BIFF7){
											$numChars =ord($data[$xpos]) | (ord($data[$xpos+1]) << 8);
					$xpos += 2;
					$retstr =substr($data, $xpos, $numChars);
				}
				$this->addcell($previousRow, $previousCol, $retstr);
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_ROW:
				$row	= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$rowInfo = ord($data[$spos + 6]) | ((ord($data[$spos+7]) << 8) & 0x7FFF);
				if (($rowInfo & 0x8000) > 0) {
					$rowHeight = -1;
				} else {
					$rowHeight = $rowInfo & 0x7FFF;
				}
				$rowHidden = (ord($data[$spos + 12]) & 0x20) >> 5;
				$this->rowInfo[$this->sn][$row+1] = Array('height' => $rowHeight / 20, 'hidden'=>$rowHidden );
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_DBCELL:
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_MULBLANK:
				$row = ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$cols = ($length / 2) - 3;
				for ($c = 0; $c < $cols; $c++) {
					$xfindex = ord($data[$spos + 4 + ($c * 2)]) | ord($data[$spos + 5 + ($c * 2)])<<8;
					$this->addcell($row, $column + $c, "", array('xfIndex'=>$xfindex));
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_LABEL:
				$row	= ord($data[$spos]) | ord($data[$spos+1])<<8;
				$column = ord($data[$spos+2]) | ord($data[$spos+3])<<8;
				$this->addcell($row, $column, substr($data, $spos + 8, ord($data[$spos + 6]) | ord($data[$spos + 7])<<8));
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_EOF:
				$cont = false;
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_HYPER:
									$row	= ord($this->data[$spos]) | ord($this->data[$spos+1])<<8;
				$row2   = ord($this->data[$spos+2]) | ord($this->data[$spos+3])<<8;
				$column = ord($this->data[$spos+4]) | ord($this->data[$spos+5])<<8;
				$column2 = ord($this->data[$spos+6]) | ord($this->data[$spos+7])<<8;
				$linkdata = Array();
				$flags = ord($this->data[$spos + 28]);
				$udesc = "";
				$ulink = "";
				$uloc = 32;
				$linkdata['flags'] = $flags;
				if (($flags & 1) > 0 ) {

thread_PHP

if (($flags & 0x14) == 0x14 ) {   // has a description
							$uloc += 4;
							$descLen = ord($this->data[$spos + 32]) | ord($this->data[$spos + 33]) << 8;
							$udesc = substr($this->data, $spos + $uloc, $descLen * 2);
							$uloc += 2 * $descLen;
						}
						$ulink = $this->read16bitstring($this->data, $spos + $uloc + 20);
						if ($udesc == "") {
							$udesc = $ulink;
						}
					}

$linkdata['desc'] = $udesc;
				$linkdata['link'] = $this->_encodeUTF16($ulink);
				for ($r=$row; $r<=$row2; $r++) { 
					for ($c=$column; $c<=$column2; $c++) {
						$this->sheets[$this->sn]['cellsInfo'][$r+1][$c+1]['hyperlink'] = $linkdata;
					}
				}
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_DEFCOLWIDTH:
				$this->defaultColWidth  = ord($data[$spos+4]) | ord($data[$spos+5]) << 8; 
				break;




case SPREADSHEET_EXCEL_READER_TYPE_STANDARDWIDTH:
				$this->standardColWidth  = ord($data[$spos+4]) | ord($data[$spos+5]) << 8; 
				break;
			case SPREADSHEET_EXCEL_READER_TYPE_COLINFO:
				$colfrom = ord($data[$spos+0]) | ord($data[$spos+1]) << 8;
				$colto = ord($data[$spos+2]) | ord($data[$spos+3]) << 8;
				$cw = ord($data[$spos+4]) | ord($data[$spos+5]) << 8; 
				$cxf = ord($data[$spos+6]) | ord($data[$spos+7]) << 8; 
				$co = ord($data[$spos+8]); 
				for ($coli = $colfrom; $coli <= $colto; $coli++) {
					$this->colInfo[$this->sn][$coli+1] = Array('width' => $cw, 'xf' => $cxf, 'hidden' => ($co & 0x01), 'collapsed' => ($co & 0x1000) >> 12);
				}
				break;

			default:
				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'];
	}


	function isDate($spos) {
		$xfindex = ord($this->data[$spos+4]) | ord($this->data[$spos+5]) << 8;
		return ($this->xfRecords[$xfindex]['type'] == 'date');
	}
function _getCellDetails($spos,$numValue,$column) {
			$xfindex = ord($this->data[$spos+4]) | ord($this->data[$spos+5]) << 8;
			$xfrecord = $this->xfRecords[$xfindex];
			$type = $xfrecord['type'];

		$format = $xfrecord['format'];
		$formatIndex = $xfrecord['formatIndex'];
		$fontIndex = $xfrecord['fontIndex'];
		$formatColor = "";
		$rectype = '';
		$string = '';
		$raw = '';

		if (isset($this->_columnsFormat[$column + 1])){
			$format = $this->_columnsFormat[$column + 1];
		}

		if ($type == 'date') {
							$rectype = 'date';
							$utcDays = floor($numValue - ($this->nineteenFour ? SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS1904 : SPREADSHEET_EXCEL_READER_UTCOFFSETDAYS));
			$utcValue = ($utcDays) * SPREADSHEET_EXCEL_READER_MSINADAY;
			$dateinfo = gmgetdate($utcValue);

			$raw = $numValue;
			$fractionalDay = $numValue - floor($numValue) + .0000001; // The .0000001 is to fix for php/excel fractional diffs

			$totalseconds = floor(SPREADSHEET_EXCEL_READER_MSINADAY * $fractionalDay);
			$secs = $totalseconds % 60;
			$totalseconds -= $secs;
			$hours = floor($totalseconds / (60 * 60));
			$mins = floor($totalseconds / 60) % 60;
			$string = date ($format, mktime($hours, $mins, $secs, $dateinfo["mon"], $dateinfo["mday"], $dateinfo["year"]));
		} else if ($type == 'number') {
			$rectype = 'number';
			$formatted = $this->_format_value($format, $numValue, $formatIndex);
			$string = $formatted['string'];
			$formatColor = $formatted['formatColor'];
			$raw = $numValue;
		} else{
			if ($format=="") {
				$format = $this->_defaultFormat;
			}
			$rectype = 'unknown';
			$formatted = $this->_format_value($format, $numValue, $formatIndex);
			$string = $formatted['string'];
			$formatColor = $formatted['formatColor'];
			$raw = $numValue;
		}

		return array(
			'string'=>$string,
			'raw'=>$raw,
			'rectype'=>$rectype,
			'format'=>$format,
			'formatIndex'=>$formatIndex,
			'fontIndex'=>$fontIndex,
			'formatColor'=>$formatColor,
			'xfIndex'=>$xfindex
		);

	}

thread_PHP

function createNumber($spos) {
		$rknumhigh = $this->_GetInt4d($this->data, $spos + 10);
		$rknumlow = $this->_GetInt4d($this->data, $spos + 6);
		$sign = ($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)));
		if ($sign) {$value = -1 * $value;}
		return  $value;
	}

function addcell($row, $col, $string, $info=null) {
	$this->sheets[$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] = $string;
	if ($this->store_extended_info && $info) {
		foreach ($info as $key=>$val) {
			$this->sheets[$this->sn]['cellsInfo'][$row + $this->_rowoffset][$col + $this->_coloffset][$key] = $val;
		}
	}
}


function _GetIEEE754($rknum) {
	if (($rknum & 0x02) != 0) {
			$value = $rknum >> 2;
	} else {
					$sign = ($rknum & 0x80000000) >> 31;
		$exp = ($rknum & 0x7ff00000) >> 20;
		$mantissa = (0x100000 | ($rknum & 0x000ffffc));
		$value = $mantissa / pow( 2 , (20- ($exp - 1023)));
		if ($sign) {
			$value = -1 * $value;
		}
				}
	if (($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;
}

}

thread_PHP

more info following zip file