php编程实现获取excel文档内容的代码实例

php编程实现获取excel文档内容的代码实例

最近刚刚做了个导入excle文件,群发短信的功能,在这里总结下用php获取excle文件数据的方法,

1、readexcel.system.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.3ppt.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: reader.php 19 2007-03-13 12:42:41Z shangxiao $
* @link       http://pear.php.net/package/Spreadsheet_Excel_Reader
* @see        OLE, Spreadsheet_Excel_Writer
*/
//require_once 'PEAR.php';
//require_once 'oleread.php';
//oleread.php的内容start=======================================================================================================
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);
// property storage offsets
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));
//echo 'ROOT_START_BLOCK_POS = '.ROOT_START_BLOCK_POS."n";
//echo bin2hex($data[ROOT_START_BLOCK_POS])."n";
//echo "a=";
//echo $data[ROOT_START_BLOCK_POS];
//function log
function GetInt4d($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;
}

class OLERead {
    var $data = '';
function OLERead(){
    }
    function read($sFileName){
    // check if file exist and is readable (Darko Miljanovic)
    if(!is_readable($sFileName)) {
            $this->error = 1;
            return false;
    }

    $this->data = @file_get_contents($sFileName);

      if (!$this->data) {
            $this->error = 1;
            return false;
       }
       //echo IDENTIFIER_OLE;
       //echo 'start';
       if (substr($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);
       /*
        echo $this->numBigBlockDepotBlocks." ";
        echo $this->sbdStartBlock." ";
        echo $this->rootStartBlock." ";
        echo $this->extensionBlock." ";
        echo $this->numExtensionBlocks." ";
        */
        //echo "sbdStartBlock = $this->sbdStartBlockn";
        $bigBlockDepotBlocks = array();
        $pos = BIG_BLOCK_DEPOT_BLOCKS_POS;
       // echo "pos = $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);
            }
        }

        // var_dump($bigBlockDepotBlocks);
        // readBigBlockDepot
        $pos = 0;
        $index = 0;
        $this->bigBlockChain = array();
        for ($i = 0; $i < $this->numBigBlockDepotBlocks; $i++) {
            $pos = ($bigBlockDepotBlocks[$i] + 1) * BIG_BLOCK_SIZE;
            //echo "pos = $pos";   
            for ($j = 0 ; $j < BIG_BLOCK_SIZE / 4; $j++) {
                $this->bigBlockChain[$index] = GetInt4d($this->data, $pos);
                $pos += 4 ;
                $index++;
            }
        }
       //var_dump($this->bigBlockChain);
        //echo '=====2';
        // readSmallBlockDepot();
        $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];
        }

        // readData(rootStartBlock)
        $block = $this->rootStartBlock;
        $pos = 0;
        $this->entry = $this->__readData($block);
        /*
        while ($block != -2)  {
            $pos = ($block + 1) * BIG_BLOCK_SIZE;
            $this->entry = $this->entry.substr($this->data, $pos, BIG_BLOCK_SIZE);
            $block = $this->bigBlockChain[$block];
        }
        */
        //echo '==='.$this->entry."===";
        $this->__readPropertySets();

    }

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);
            //echo "pos = $pos data=$datan"; 
            $block = $this->bigBlockChain[$block];
        }
         return $data;
 }

function __readPropertySets(){
        $offset = 0;
        //var_dump($this->entry);
        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]);
            //$maxBlock = strlen($d) / BIG_BLOCK_SIZE - 1;
            $startBlock = GetInt4d($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 (($name == "Workbook") || ($name == "Book")) {
                $this->wrkbook = count($this->props) - 1;
            }

            if ($name == "Root Entry") {
                $this->rootentry = count($this->props) - 1;
            }
            //echo "name ==$name=n";
            $offset += PROPERTY_STORAGE_BLOCK_SIZE;
        } 
    }

 function getWorkBook(){
    if ($this->props[$this->wrkbook]['size'] < SMALL_BLOCK_THRESHOLD){
//            getSmallBlockStream(PropertyStorage ps)
               $rootdata = $this->__readData($this->props[$this->rootentry]['startBlock']);
               $streamData = '';
               $block = $this->props[$this->wrkbook]['startBlock'];
               //$count = 0;
               $pos = 0;
                  while ($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 '';
               //echo "numBlocks = $numBlocksn";
           //byte[] streamData = new byte[numBlocks * BIG_BLOCK_SIZE];
               //print_r($this->wrkbook);
               $streamData = '';
               $block = $this->props[$this->wrkbook]['startBlock'];
               //$count = 0;
               $pos = 0;
               //echo "block = $block";
               while ($block != -2) {
                 $pos = ($block + 1) * BIG_BLOCK_SIZE;
                 $streamData .= substr($this->data, $pos, BIG_BLOCK_SIZE);
                 $block = $this->bigBlockChain[$block];
               } 
               //echo 'stream'.$streamData;
               return $streamData;
    }
    }
}
//oleread.php的内容end=======================================================================================================

//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.3ppt.com).  Now
* maintained by David Sanders.  Reads only Biff 7 and Biff 8 formats.
*
* @category   Spreadsheet
* @package    Spreadsheet_Excel_Reader
* @author     Vadim Tkachenko <vt@shoujidy.com>
* @copyright  2010-2011 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 ReadexcelSystem{

    /**
     * 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 __construct()
    {
        $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_SSTn";

                     $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 "Izavratn";

                                                                  }

                                                          $spos += $len;

                                                         }

                                                }

                                                $retstr = ($asciiEncoding) ? $retstr : $this->_encodeUTF16($retstr);

//                                              echo "Str $i = $retstrn";

                                        if ($richString){

                                                  $spos += 4 * $formattingRuns;

                                                }

                                                // For extended strings, skip over the extended string data

                                                if ($extendedString) {

                                                  $spos += $extendedRunLength;

                                                }

                                                        //if ($retstr == 'Derby'){

                                                        //      echo "bbn";

                                                        //}

                                                $this->sst[]=$retstr;

                                       }

                    /*$continueRecords = array();

                    while ($this->getNextCode() == Type_CONTINUE) {

                        $continueRecords[] = &$this->nextRecord();

                    }

                    //echo " 1 Type_SSTn";

                    $this->shareStrings = new SSTRecord($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_NAMEn";

                    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.FORMATn";

                    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 ($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.NINETEENFOURn";

                    $this->nineteenFour = (ord($this->data[$pos+4]) == 1);

                    break;

                case SPREADSHEET_EXCEL_READER_TYPE_BOUNDSHEET:

                    //echo "Type.BOUNDSHEETn";

                        $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)." $coden";

            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 $fcn";

                    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 $stringn";

                    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)." $stringn";

                    }

                     //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 $stringn";

                    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 $stringn";

                    }

                    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 $stringn";

        $this->sheets[$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:
 */

?>

2、调用方法

<?php

$data = new ReadexcelSystem();
$data->setOutputEncoding('utf-8');
$data->read($location);
print_r($data->sheets[0]['cells'] );

?>

$data->sheets[0]['cells']

就是我们要获取的excle文件里的数据

posted @ 2011-06-25 14:24  Mcc_5011  阅读(284)  评论(0编辑  收藏  举报