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462 lines
17 KiB
462 lines
17 KiB
<?php |
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/* vim: set expandtab tabstop=4 shiftwidth=4: */ |
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// +----------------------------------------------------------------------+ |
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// | PHP Version 4 | |
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// +----------------------------------------------------------------------+ |
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// | Copyright (c) 1997-2002 The PHP Group | |
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// +----------------------------------------------------------------------+ |
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// | This source file is subject to version 2.02 of the PHP license, | |
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// | that is bundled with this package in the file LICENSE, and is | |
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// | available at through the world-wide-web at | |
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// | http://www.php.net/license/2_02.txt. | |
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// | If you did not receive a copy of the PHP license and are unable to | |
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// | obtain it through the world-wide-web, please send a note to | |
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// | license@php.net so we can mail you a copy immediately. | |
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// +----------------------------------------------------------------------+ |
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// | Author: Xavier Noguer <xnoguer@php.net> | |
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// | Based on OLE::Storage_Lite by Kawai, Takanori | |
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// +----------------------------------------------------------------------+ |
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// |
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// $Id: Root.php,v 1.9 2005/04/23 21:53:49 dufuz Exp $ |
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/** |
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* Class for creating Root PPS's for OLE containers |
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* |
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* @author Xavier Noguer <xnoguer@php.net> |
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* @category PHPExcel |
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* @package PHPExcel_Shared_OLE |
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*/ |
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class PHPExcel_Shared_OLE_PPS_Root extends PHPExcel_Shared_OLE_PPS |
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{ |
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/** |
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* Directory for temporary files |
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* @var string |
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*/ |
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protected $tempDirectory = null; |
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/** |
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* @param integer $time_1st A timestamp |
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* @param integer $time_2nd A timestamp |
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*/ |
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public function __construct($time_1st, $time_2nd, $raChild) |
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{ |
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$this->_tempDir = PHPExcel_Shared_File::sys_get_temp_dir(); |
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parent::__construct(null, PHPExcel_Shared_OLE::Asc2Ucs('Root Entry'), PHPExcel_Shared_OLE::OLE_PPS_TYPE_ROOT, null, null, null, $time_1st, $time_2nd, null, $raChild); |
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} |
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/** |
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* Method for saving the whole OLE container (including files). |
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* In fact, if called with an empty argument (or '-'), it saves to a |
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* temporary file and then outputs it's contents to stdout. |
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* If a resource pointer to a stream created by fopen() is passed |
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* it will be used, but you have to close such stream by yourself. |
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* |
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* @param string|resource $filename The name of the file or stream where to save the OLE container. |
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* @access public |
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* @return mixed true on success |
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*/ |
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public function save($filename) |
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{ |
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// Initial Setting for saving |
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$this->_BIG_BLOCK_SIZE = pow( |
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2, |
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(isset($this->_BIG_BLOCK_SIZE))? self::adjust2($this->_BIG_BLOCK_SIZE) : 9 |
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); |
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$this->_SMALL_BLOCK_SIZE= pow( |
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2, |
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(isset($this->_SMALL_BLOCK_SIZE))? self::adjust2($this->_SMALL_BLOCK_SIZE) : 6 |
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); |
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if (is_resource($filename)) { |
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$this->_FILEH_ = $filename; |
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} elseif ($filename == '-' || $filename == '') { |
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if ($this->tempDirectory === null) { |
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$this->tempDirectory = PHPExcel_Shared_File::sys_get_temp_dir(); |
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} |
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$this->_tmp_filename = tempnam($this->tempDirectory, "OLE_PPS_Root"); |
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$this->_FILEH_ = fopen($this->_tmp_filename, "w+b"); |
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if ($this->_FILEH_ == false) { |
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throw new PHPExcel_Writer_Exception("Can't create temporary file."); |
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} |
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} else { |
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$this->_FILEH_ = fopen($filename, "wb"); |
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} |
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if ($this->_FILEH_ == false) { |
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throw new PHPExcel_Writer_Exception("Can't open $filename. It may be in use or protected."); |
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} |
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// Make an array of PPS's (for Save) |
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$aList = array(); |
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PHPExcel_Shared_OLE_PPS::_savePpsSetPnt($aList, array($this)); |
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// calculate values for header |
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list($iSBDcnt, $iBBcnt, $iPPScnt) = $this->_calcSize($aList); //, $rhInfo); |
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// Save Header |
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$this->_saveHeader($iSBDcnt, $iBBcnt, $iPPScnt); |
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// Make Small Data string (write SBD) |
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$this->_data = $this->_makeSmallData($aList); |
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// Write BB |
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$this->_saveBigData($iSBDcnt, $aList); |
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// Write PPS |
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$this->_savePps($aList); |
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// Write Big Block Depot and BDList and Adding Header informations |
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$this->_saveBbd($iSBDcnt, $iBBcnt, $iPPScnt); |
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if (!is_resource($filename)) { |
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fclose($this->_FILEH_); |
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} |
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return true; |
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} |
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/** |
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* Calculate some numbers |
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* |
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* @access public |
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* @param array $raList Reference to an array of PPS's |
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* @return array The array of numbers |
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*/ |
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public function _calcSize(&$raList) |
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{ |
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// Calculate Basic Setting |
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list($iSBDcnt, $iBBcnt, $iPPScnt) = array(0,0,0); |
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$iSmallLen = 0; |
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$iSBcnt = 0; |
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$iCount = count($raList); |
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for ($i = 0; $i < $iCount; ++$i) { |
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if ($raList[$i]->Type == PHPExcel_Shared_OLE::OLE_PPS_TYPE_FILE) { |
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$raList[$i]->Size = $raList[$i]->_DataLen(); |
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if ($raList[$i]->Size < PHPExcel_Shared_OLE::OLE_DATA_SIZE_SMALL) { |
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$iSBcnt += floor($raList[$i]->Size / $this->_SMALL_BLOCK_SIZE) |
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+ (($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE)? 1: 0); |
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} else { |
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$iBBcnt += (floor($raList[$i]->Size / $this->_BIG_BLOCK_SIZE) + |
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(($raList[$i]->Size % $this->_BIG_BLOCK_SIZE)? 1: 0)); |
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} |
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} |
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} |
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$iSmallLen = $iSBcnt * $this->_SMALL_BLOCK_SIZE; |
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$iSlCnt = floor($this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE); |
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$iSBDcnt = floor($iSBcnt / $iSlCnt) + (($iSBcnt % $iSlCnt)? 1:0); |
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$iBBcnt += (floor($iSmallLen / $this->_BIG_BLOCK_SIZE) + |
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(( $iSmallLen % $this->_BIG_BLOCK_SIZE)? 1: 0)); |
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$iCnt = count($raList); |
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$iBdCnt = $this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_PPS_SIZE; |
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$iPPScnt = (floor($iCnt/$iBdCnt) + (($iCnt % $iBdCnt)? 1: 0)); |
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return array($iSBDcnt, $iBBcnt, $iPPScnt); |
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} |
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/** |
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* Helper function for caculating a magic value for block sizes |
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* |
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* @access public |
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* @param integer $i2 The argument |
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* @see save() |
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* @return integer |
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*/ |
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private static function adjust2($i2) |
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{ |
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$iWk = log($i2)/log(2); |
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return ($iWk > floor($iWk))? floor($iWk)+1:$iWk; |
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} |
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/** |
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* Save OLE header |
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* |
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* @access public |
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* @param integer $iSBDcnt |
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* @param integer $iBBcnt |
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* @param integer $iPPScnt |
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*/ |
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public function _saveHeader($iSBDcnt, $iBBcnt, $iPPScnt) |
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{ |
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$FILE = $this->_FILEH_; |
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// Calculate Basic Setting |
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$iBlCnt = $this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE; |
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$i1stBdL = ($this->_BIG_BLOCK_SIZE - 0x4C) / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE; |
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$iBdExL = 0; |
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$iAll = $iBBcnt + $iPPScnt + $iSBDcnt; |
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$iAllW = $iAll; |
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$iBdCntW = floor($iAllW / $iBlCnt) + (($iAllW % $iBlCnt)? 1: 0); |
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$iBdCnt = floor(($iAll + $iBdCntW) / $iBlCnt) + ((($iAllW+$iBdCntW) % $iBlCnt)? 1: 0); |
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// Calculate BD count |
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if ($iBdCnt > $i1stBdL) { |
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while (1) { |
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++$iBdExL; |
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++$iAllW; |
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$iBdCntW = floor($iAllW / $iBlCnt) + (($iAllW % $iBlCnt)? 1: 0); |
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$iBdCnt = floor(($iAllW + $iBdCntW) / $iBlCnt) + ((($iAllW+$iBdCntW) % $iBlCnt)? 1: 0); |
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if ($iBdCnt <= ($iBdExL*$iBlCnt+ $i1stBdL)) { |
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break; |
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} |
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} |
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} |
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// Save Header |
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fwrite( |
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$FILE, |
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"\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1" |
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. "\x00\x00\x00\x00" |
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. "\x00\x00\x00\x00" |
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. "\x00\x00\x00\x00" |
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. "\x00\x00\x00\x00" |
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. pack("v", 0x3b) |
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. pack("v", 0x03) |
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. pack("v", -2) |
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. pack("v", 9) |
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. pack("v", 6) |
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. pack("v", 0) |
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. "\x00\x00\x00\x00" |
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. "\x00\x00\x00\x00" |
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. pack("V", $iBdCnt) |
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. pack("V", $iBBcnt+$iSBDcnt) //ROOT START |
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. pack("V", 0) |
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. pack("V", 0x1000) |
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. pack("V", $iSBDcnt ? 0 : -2) //Small Block Depot |
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. pack("V", $iSBDcnt) |
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); |
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// Extra BDList Start, Count |
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if ($iBdCnt < $i1stBdL) { |
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fwrite( |
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$FILE, |
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pack("V", -2) // Extra BDList Start |
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. pack("V", 0)// Extra BDList Count |
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); |
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} else { |
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fwrite($FILE, pack("V", $iAll+$iBdCnt) . pack("V", $iBdExL)); |
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} |
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// BDList |
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for ($i = 0; $i < $i1stBdL && $i < $iBdCnt; ++$i) { |
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fwrite($FILE, pack("V", $iAll+$i)); |
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} |
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if ($i < $i1stBdL) { |
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$jB = $i1stBdL - $i; |
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for ($j = 0; $j < $jB; ++$j) { |
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fwrite($FILE, (pack("V", -1))); |
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} |
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} |
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} |
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/** |
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* Saving big data (PPS's with data bigger than PHPExcel_Shared_OLE::OLE_DATA_SIZE_SMALL) |
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* |
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* @access public |
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* @param integer $iStBlk |
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* @param array &$raList Reference to array of PPS's |
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*/ |
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public function _saveBigData($iStBlk, &$raList) |
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{ |
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$FILE = $this->_FILEH_; |
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// cycle through PPS's |
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$iCount = count($raList); |
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for ($i = 0; $i < $iCount; ++$i) { |
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if ($raList[$i]->Type != PHPExcel_Shared_OLE::OLE_PPS_TYPE_DIR) { |
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$raList[$i]->Size = $raList[$i]->_DataLen(); |
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if (($raList[$i]->Size >= PHPExcel_Shared_OLE::OLE_DATA_SIZE_SMALL) || (($raList[$i]->Type == PHPExcel_Shared_OLE::OLE_PPS_TYPE_ROOT) && isset($raList[$i]->_data))) { |
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// Write Data |
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//if (isset($raList[$i]->_PPS_FILE)) { |
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// $iLen = 0; |
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// fseek($raList[$i]->_PPS_FILE, 0); // To The Top |
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// while ($sBuff = fread($raList[$i]->_PPS_FILE, 4096)) { |
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// $iLen += strlen($sBuff); |
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// fwrite($FILE, $sBuff); |
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// } |
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//} else { |
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fwrite($FILE, $raList[$i]->_data); |
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//} |
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if ($raList[$i]->Size % $this->_BIG_BLOCK_SIZE) { |
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fwrite($FILE, str_repeat("\x00", $this->_BIG_BLOCK_SIZE - ($raList[$i]->Size % $this->_BIG_BLOCK_SIZE))); |
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} |
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// Set For PPS |
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$raList[$i]->_StartBlock = $iStBlk; |
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$iStBlk += |
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(floor($raList[$i]->Size / $this->_BIG_BLOCK_SIZE) + |
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(($raList[$i]->Size % $this->_BIG_BLOCK_SIZE)? 1: 0)); |
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} |
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// Close file for each PPS, and unlink it |
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//if (isset($raList[$i]->_PPS_FILE)) { |
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// fclose($raList[$i]->_PPS_FILE); |
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// $raList[$i]->_PPS_FILE = null; |
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// unlink($raList[$i]->_tmp_filename); |
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//} |
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} |
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} |
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} |
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/** |
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* get small data (PPS's with data smaller than PHPExcel_Shared_OLE::OLE_DATA_SIZE_SMALL) |
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* |
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* @access public |
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* @param array &$raList Reference to array of PPS's |
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*/ |
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public function _makeSmallData(&$raList) |
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{ |
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$sRes = ''; |
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$FILE = $this->_FILEH_; |
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$iSmBlk = 0; |
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$iCount = count($raList); |
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for ($i = 0; $i < $iCount; ++$i) { |
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// Make SBD, small data string |
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if ($raList[$i]->Type == PHPExcel_Shared_OLE::OLE_PPS_TYPE_FILE) { |
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if ($raList[$i]->Size <= 0) { |
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continue; |
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} |
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if ($raList[$i]->Size < PHPExcel_Shared_OLE::OLE_DATA_SIZE_SMALL) { |
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$iSmbCnt = floor($raList[$i]->Size / $this->_SMALL_BLOCK_SIZE) |
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+ (($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE)? 1: 0); |
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// Add to SBD |
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$jB = $iSmbCnt - 1; |
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for ($j = 0; $j < $jB; ++$j) { |
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fwrite($FILE, pack("V", $j+$iSmBlk+1)); |
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} |
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fwrite($FILE, pack("V", -2)); |
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//// Add to Data String(this will be written for RootEntry) |
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//if ($raList[$i]->_PPS_FILE) { |
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// fseek($raList[$i]->_PPS_FILE, 0); // To The Top |
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// while ($sBuff = fread($raList[$i]->_PPS_FILE, 4096)) { |
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// $sRes .= $sBuff; |
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// } |
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//} else { |
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$sRes .= $raList[$i]->_data; |
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//} |
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if ($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE) { |
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$sRes .= str_repeat("\x00", $this->_SMALL_BLOCK_SIZE - ($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE)); |
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} |
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// Set for PPS |
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$raList[$i]->_StartBlock = $iSmBlk; |
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$iSmBlk += $iSmbCnt; |
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} |
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} |
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} |
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$iSbCnt = floor($this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE); |
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if ($iSmBlk % $iSbCnt) { |
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$iB = $iSbCnt - ($iSmBlk % $iSbCnt); |
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for ($i = 0; $i < $iB; ++$i) { |
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fwrite($FILE, pack("V", -1)); |
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} |
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} |
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return $sRes; |
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} |
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/** |
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* Saves all the PPS's WKs |
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* |
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* @access public |
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* @param array $raList Reference to an array with all PPS's |
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*/ |
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public function _savePps(&$raList) |
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{ |
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// Save each PPS WK |
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$iC = count($raList); |
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for ($i = 0; $i < $iC; ++$i) { |
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fwrite($this->_FILEH_, $raList[$i]->_getPpsWk()); |
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} |
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// Adjust for Block |
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$iCnt = count($raList); |
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$iBCnt = $this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_PPS_SIZE; |
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if ($iCnt % $iBCnt) { |
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fwrite($this->_FILEH_, str_repeat("\x00", ($iBCnt - ($iCnt % $iBCnt)) * PHPExcel_Shared_OLE::OLE_PPS_SIZE)); |
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} |
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} |
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/** |
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* Saving Big Block Depot |
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* |
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* @access public |
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* @param integer $iSbdSize |
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* @param integer $iBsize |
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* @param integer $iPpsCnt |
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*/ |
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public function _saveBbd($iSbdSize, $iBsize, $iPpsCnt) |
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{ |
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$FILE = $this->_FILEH_; |
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// Calculate Basic Setting |
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$iBbCnt = $this->_BIG_BLOCK_SIZE / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE; |
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$i1stBdL = ($this->_BIG_BLOCK_SIZE - 0x4C) / PHPExcel_Shared_OLE::OLE_LONG_INT_SIZE; |
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$iBdExL = 0; |
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$iAll = $iBsize + $iPpsCnt + $iSbdSize; |
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$iAllW = $iAll; |
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$iBdCntW = floor($iAllW / $iBbCnt) + (($iAllW % $iBbCnt)? 1: 0); |
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$iBdCnt = floor(($iAll + $iBdCntW) / $iBbCnt) + ((($iAllW+$iBdCntW) % $iBbCnt)? 1: 0); |
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// Calculate BD count |
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if ($iBdCnt >$i1stBdL) { |
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while (1) { |
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++$iBdExL; |
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++$iAllW; |
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$iBdCntW = floor($iAllW / $iBbCnt) + (($iAllW % $iBbCnt)? 1: 0); |
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$iBdCnt = floor(($iAllW + $iBdCntW) / $iBbCnt) + ((($iAllW+$iBdCntW) % $iBbCnt)? 1: 0); |
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if ($iBdCnt <= ($iBdExL*$iBbCnt+ $i1stBdL)) { |
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break; |
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} |
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} |
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} |
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// Making BD |
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// Set for SBD |
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if ($iSbdSize > 0) { |
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for ($i = 0; $i < ($iSbdSize - 1); ++$i) { |
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fwrite($FILE, pack("V", $i+1)); |
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} |
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fwrite($FILE, pack("V", -2)); |
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} |
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// Set for B |
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for ($i = 0; $i < ($iBsize - 1); ++$i) { |
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fwrite($FILE, pack("V", $i+$iSbdSize+1)); |
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} |
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fwrite($FILE, pack("V", -2)); |
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|
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// Set for PPS |
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for ($i = 0; $i < ($iPpsCnt - 1); ++$i) { |
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fwrite($FILE, pack("V", $i+$iSbdSize+$iBsize+1)); |
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} |
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fwrite($FILE, pack("V", -2)); |
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// Set for BBD itself ( 0xFFFFFFFD : BBD) |
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for ($i = 0; $i < $iBdCnt; ++$i) { |
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fwrite($FILE, pack("V", 0xFFFFFFFD)); |
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} |
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// Set for ExtraBDList |
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for ($i = 0; $i < $iBdExL; ++$i) { |
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fwrite($FILE, pack("V", 0xFFFFFFFC)); |
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} |
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// Adjust for Block |
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if (($iAllW + $iBdCnt) % $iBbCnt) { |
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$iBlock = ($iBbCnt - (($iAllW + $iBdCnt) % $iBbCnt)); |
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for ($i = 0; $i < $iBlock; ++$i) { |
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fwrite($FILE, pack("V", -1)); |
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} |
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} |
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// Extra BDList |
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if ($iBdCnt > $i1stBdL) { |
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$iN=0; |
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$iNb=0; |
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for ($i = $i1stBdL; $i < $iBdCnt; $i++, ++$iN) { |
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if ($iN >= ($iBbCnt - 1)) { |
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$iN = 0; |
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++$iNb; |
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fwrite($FILE, pack("V", $iAll+$iBdCnt+$iNb)); |
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} |
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fwrite($FILE, pack("V", $iBsize+$iSbdSize+$iPpsCnt+$i)); |
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} |
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if (($iBdCnt-$i1stBdL) % ($iBbCnt-1)) { |
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$iB = ($iBbCnt - 1) - (($iBdCnt - $i1stBdL) % ($iBbCnt - 1)); |
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for ($i = 0; $i < $iB; ++$i) { |
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fwrite($FILE, pack("V", -1)); |
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} |
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} |
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fwrite($FILE, pack("V", -2)); |
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} |
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} |
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}
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