463 lines
17 KiB
PHP
Executable File
463 lines
17 KiB
PHP
Executable File
<?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", |