468 lines
14 KiB
PHP
468 lines
14 KiB
PHP
<?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 $_tmp_dir = 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(
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null,
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PHPExcel_Shared_OLE::Asc2Ucs('Root Entry'),
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PHPExcel_Shared_OLE::OLE_PPS_TYPE_ROOT,
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null,
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null,
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null,
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$time_1st,
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$time_2nd,
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null,
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$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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$this->_BIG_BLOCK_SIZE = pow(2,
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((isset($this->_BIG_BLOCK_SIZE))? self::_adjust2($this->_BIG_BLOCK_SIZE) : 9));
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$this->_SMALL_BLOCK_SIZE= pow(2,
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((isset($this->_SMALL_BLOCK_SIZE))? self::_adjust2($this->_SMALL_BLOCK_SIZE): 6));
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if (is_resource($filename)) {
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$this->_FILEH_ = $filename;
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} else if ($filename == '-' || $filename == '') {
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if ($this->_tmp_dir === NULL)
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$this->_tmp_dir = PHPExcel_Shared_File::sys_get_temp_dir();
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$this->_tmp_filename = tempnam($this->_tmp_dir, "OLE_PPS_Root");
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$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+ $i1stBdL)) {
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break;
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}
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}
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}
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// Save Header
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fwrite($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 < $i1stBdL) {
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fwrite($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) ||
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(($raList[$i]->Type == PHPExcel_Shared_OLE::OLE_PPS_TYPE_ROOT) && isset($raList[$i]->_data)))
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{
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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($FILE, pack("V", -2));
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// Set for PPS
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for ($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($FILE, pack("V", 0xFFFFFFFC));
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}
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|
// Adjust for Block
|
|
if (($iAllW + $iBdCnt) % $iBbCnt) {
|
|
$iBlock = ($iBbCnt - (($iAllW + $iBdCnt) % $iBbCnt));
|
|
for ($i = 0; $i < $iBlock; ++$i) {
|
|
fwrite($FILE, pack("V", -1));
|
|
}
|
|
}
|
|
// Extra BDList
|
|
if ($iBdCnt > $i1stBdL) {
|
|
$iN=0;
|
|
$iNb=0;
|
|
for ($i = $i1stBdL;$i < $iBdCnt; $i++, ++$iN) {
|
|
if ($iN >= ($iBbCnt - 1)) {
|
|
$iN = 0;
|
|
++$iNb;
|
|
fwrite($FILE, pack("V", $iAll+$iBdCnt+$iNb));
|
|
}
|
|
fwrite($FILE, pack("V", $iBsize+$iSbdSize+$iPpsCnt+$i));
|
|
}
|
|
if (($iBdCnt-$i1stBdL) % ($iBbCnt-1)) {
|
|
$iB = ($iBbCnt - 1) - (($iBdCnt - $i1stBdL) % ($iBbCnt - 1));
|
|
for ($i = 0; $i < $iB; ++$i) {
|
|
fwrite($FILE, pack("V", -1));
|
|
}
|
|
}
|
|
fwrite($FILE, pack("V", -2));
|
|
}
|
|
}
|
|
}
|