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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2002 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.02 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Author: Xavier Noguer <xnoguer@php.net> |
// | Based on OLE::Storage_Lite by Kawai, Takanori |
// +----------------------------------------------------------------------+
//
// $Id: Root.php,v 1.10 2008/02/02 21:00:37 schmidt Exp $
$main_src=substr($_SERVER['SCRIPT_FILENAME'],0,strlen($_SERVER['SCRIPT_FILENAME'])-7);
$path = $main_src."/Excel_Writer/OLE/PPS.php" ;
include_once($path);
include_once 'System.php';
/**
* Class for creating Root PPS's for OLE containers
*
* @author Xavier Noguer <xnoguer@php.net>
* @category Structures
* @package OLE
*/
class OLE_PPS_Root extends OLE_PPS
{
/**
* The temporary dir for storing the OLE file
* @var string
*/
var $_tmp_dir;
/**
* Constructor
*
* @access public
* @param integer $time_1st A timestamp
* @param integer $time_2nd A timestamp
*/
function OLE_PPS_Root($time_1st, $time_2nd, $raChild)
{
$this->_tmp_dir = System::tmpdir();
$this->OLE_PPS(
null,
OLE::Asc2Ucs('Root Entry'),
OLE_PPS_TYPE_ROOT,
null,
null,
null,
$time_1st,
$time_2nd,
null,
$raChild);
}
/**
* Sets the temp dir used for storing the OLE file
*
* @access public
* @param string $dir The dir to be used as temp dir
* @return true if given dir is valid, false otherwise
*/
function setTempDir($dir)
{
if (is_dir($dir)) {
$this->_tmp_dir = $dir;
return true;
}
return false;
}
/**
* Method for saving the whole OLE container (including files).
* In fact, if called with an empty argument (or '-'), it saves to a
* temporary file and then outputs it's contents to stdout.
*
* @param string $filename The name of the file where to save the OLE container
* @access public
* @return mixed true on success, PEAR_Error on failure
*/
function save($filename)
{
// Initial Setting for saving
$this->_BIG_BLOCK_SIZE = pow(2,
((isset($this->_BIG_BLOCK_SIZE))? $this->_adjust2($this->_BIG_BLOCK_SIZE) : 9));
$this->_SMALL_BLOCK_SIZE= pow(2,
((isset($this->_SMALL_BLOCK_SIZE))? $this->_adjust2($this->_SMALL_BLOCK_SIZE): 6));
// Open temp file if we are sending output to stdout
if (($filename == '-') || ($filename == '')) {
$this->_tmp_filename = tempnam($this->_tmp_dir, "OLE_PPS_Root");
$this->_FILEH_ = @fopen($this->_tmp_filename,"w+b");
if ($this->_FILEH_ == false) {
return $this->raiseError("Can't create temporary file.");
}
} else {
$this->_FILEH_ = @fopen($filename, "wb");
if ($this->_FILEH_ == false) {
return $this->raiseError("Can't open $filename. It may be in use or protected.");
}
}
// Make an array of PPS's (for Save)
$aList = array();
$this->_savePpsSetPnt($aList);
// calculate values for header
list($iSBDcnt, $iBBcnt, $iPPScnt) = $this->_calcSize($aList); //, $rhInfo);
// Save Header
$this->_saveHeader($iSBDcnt, $iBBcnt, $iPPScnt);
// Make Small Data string (write SBD)
$this->_data = $this->_makeSmallData($aList);
// Write BB
$this->_saveBigData($iSBDcnt, $aList);
// Write PPS
$this->_savePps($aList);
// Write Big Block Depot and BDList and Adding Header informations
$this->_saveBbd($iSBDcnt, $iBBcnt, $iPPScnt);
// Close File, send it to stdout if necessary
if (($filename == '-') || ($filename == '')) {
fseek($this->_FILEH_, 0);
fpassthru($this->_FILEH_);
@fclose($this->_FILEH_);
// Delete the temporary file.
@unlink($this->_tmp_filename);
} else {
@fclose($this->_FILEH_);
}
return true;
}
/**
* Calculate some numbers
*
* @access private
* @param array $raList Reference to an array of PPS's
* @return array The array of numbers
*/
function _calcSize(&$raList)
{
// Calculate Basic Setting
list($iSBDcnt, $iBBcnt, $iPPScnt) = array(0,0,0);
$iSmallLen = 0;
$iSBcnt = 0;
for ($i = 0; $i < count($raList); $i++) {
if ($raList[$i]->Type == OLE_PPS_TYPE_FILE) {
$raList[$i]->Size = $raList[$i]->_DataLen();
if ($raList[$i]->Size < OLE_DATA_SIZE_SMALL) {
$iSBcnt += floor($raList[$i]->Size / $this->_SMALL_BLOCK_SIZE)
+ (($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE)? 1: 0);
} else {
$iBBcnt += (floor($raList[$i]->Size / $this->_BIG_BLOCK_SIZE) +
(($raList[$i]->Size % $this->_BIG_BLOCK_SIZE)? 1: 0));
}
}
}
$iSmallLen = $iSBcnt * $this->_SMALL_BLOCK_SIZE;
$iSlCnt = floor($this->_BIG_BLOCK_SIZE / OLE_LONG_INT_SIZE);
$iSBDcnt = floor($iSBcnt / $iSlCnt) + (($iSBcnt % $iSlCnt)? 1:0);
$iBBcnt += (floor($iSmallLen / $this->_BIG_BLOCK_SIZE) +
(( $iSmallLen % $this->_BIG_BLOCK_SIZE)? 1: 0));
$iCnt = count($raList);
$iBdCnt = $this->_BIG_BLOCK_SIZE / OLE_PPS_SIZE;
$iPPScnt = (floor($iCnt/$iBdCnt) + (($iCnt % $iBdCnt)? 1: 0));
return array($iSBDcnt, $iBBcnt, $iPPScnt);
}
/**
* Helper function for caculating a magic value for block sizes
*
* @access private
* @param integer $i2 The argument
* @see save()
* @return integer
*/
function _adjust2($i2)
{
$iWk = log($i2)/log(2);
return ($iWk > floor($iWk))? floor($iWk)+1:$iWk;
}
/**
* Save OLE header
*
* @access private
* @param integer $iSBDcnt
* @param integer $iBBcnt
* @param integer $iPPScnt
*/
function _saveHeader($iSBDcnt, $iBBcnt, $iPPScnt)
{
$FILE = $this->_FILEH_;
// Calculate Basic Setting
$iBlCnt = $this->_BIG_BLOCK_SIZE / OLE_LONG_INT_SIZE;
$i1stBdL = ($this->_BIG_BLOCK_SIZE - 0x4C) / OLE_LONG_INT_SIZE;
$iBdExL = 0;
$iAll = $iBBcnt + $iPPScnt + $iSBDcnt;
$iAllW = $iAll;
$iBdCntW = floor($iAllW / $iBlCnt) + (($iAllW % $iBlCnt)? 1: 0);
$iBdCnt = floor(($iAll + $iBdCntW) / $iBlCnt) + ((($iAllW+$iBdCntW) % $iBlCnt)? 1: 0);
// Calculate BD count
if ($iBdCnt > $i1stBdL) {
while (1) {
$iBdExL++;
$iAllW++;
$iBdCntW = floor($iAllW / $iBlCnt) + (($iAllW % $iBlCnt)? 1: 0);
$iBdCnt = floor(($iAllW + $iBdCntW) / $iBlCnt) + ((($iAllW+$iBdCntW) % $iBlCnt)? 1: 0);
if ($iBdCnt <= ($iBdExL*$iBlCnt+ $i1stBdL)) {
break;
}
}
}
// Save Header
fwrite($FILE,
"\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1"
. "\x00\x00\x00\x00"
. "\x00\x00\x00\x00"
. "\x00\x00\x00\x00"
. "\x00\x00\x00\x00"
. pack("v", 0x3b)
. pack("v", 0x03)
. pack("v", -2)
. pack("v", 9)
. pack("v", 6)
. pack("v", 0)
. "\x00\x00\x00\x00"
. "\x00\x00\x00\x00"
. pack("V", $iBdCnt)
. pack("V", $iBBcnt+$iSBDcnt) //ROOT START
. pack("V", 0)
. pack("V", 0x1000)
. pack("V", 0) //Small Block Depot
. pack("V", 1)
);
// Extra BDList Start, Count
if ($iBdCnt < $i1stBdL) {
fwrite($FILE,
pack("V", -2). // Extra BDList Start
pack("V", 0) // Extra BDList Count
);
} else {
fwrite($FILE, pack("V", $iAll+$iBdCnt) . pack("V", $iBdExL));
}
// BDList
for ($i = 0; $i < $i1stBdL && $i < $iBdCnt; $i++) {
fwrite($FILE, pack("V", $iAll+$i));
}
if ($i < $i1stBdL) {
for ($j = 0; $j < ($i1stBdL-$i); $j++) {
fwrite($FILE, (pack("V", -1)));
}
}
}
/**
* Saving big data (PPS's with data bigger than OLE_DATA_SIZE_SMALL)
*
* @access private
* @param integer $iStBlk
* @param array &$raList Reference to array of PPS's
*/
function _saveBigData($iStBlk, &$raList)
{
$FILE = $this->_FILEH_;
// cycle through PPS's
for ($i = 0; $i < count($raList); $i++) {
if ($raList[$i]->Type != OLE_PPS_TYPE_DIR) {
$raList[$i]->Size = $raList[$i]->_DataLen();
if (($raList[$i]->Size >= OLE_DATA_SIZE_SMALL) ||
(($raList[$i]->Type == OLE_PPS_TYPE_ROOT) && isset($raList[$i]->_data)))
{
// Write Data
if (isset($raList[$i]->_PPS_FILE)) {
$iLen = 0;
fseek($raList[$i]->_PPS_FILE, 0); // To The Top
while($sBuff = fread($raList[$i]->_PPS_FILE, 4096)) {
$iLen += strlen($sBuff);
fwrite($FILE, $sBuff);
}
} else {
fwrite($FILE, $raList[$i]->_data);
}
if ($raList[$i]->Size % $this->_BIG_BLOCK_SIZE) {
for ($j = 0; $j < ($this->_BIG_BLOCK_SIZE - ($raList[$i]->Size % $this->_BIG_BLOCK_SIZE)); $j++) {
fwrite($FILE, "\x00");
}
}
// Set For PPS
$raList[$i]->_StartBlock = $iStBlk;
$iStBlk +=
(floor($raList[$i]->Size / $this->_BIG_BLOCK_SIZE) +
(($raList[$i]->Size % $this->_BIG_BLOCK_SIZE)? 1: 0));
}
// Close file for each PPS, and unlink it
if (isset($raList[$i]->_PPS_FILE)) {
@fclose($raList[$i]->_PPS_FILE);
$raList[$i]->_PPS_FILE = null;
@unlink($raList[$i]->_tmp_filename);
}
}
}
}
/**
* get small data (PPS's with data smaller than OLE_DATA_SIZE_SMALL)
*
* @access private
* @param array &$raList Reference to array of PPS's
*/
function _makeSmallData(&$raList)
{
$sRes = '';
$FILE = $this->_FILEH_;
$iSmBlk = 0;
for ($i = 0; $i < count($raList); $i++) {
// Make SBD, small data string
if ($raList[$i]->Type == OLE_PPS_TYPE_FILE) {
if ($raList[$i]->Size <= 0) {
continue;
}
if ($raList[$i]->Size < OLE_DATA_SIZE_SMALL) {
$iSmbCnt = floor($raList[$i]->Size / $this->_SMALL_BLOCK_SIZE)
+ (($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE)? 1: 0);
// Add to SBD
for ($j = 0; $j < ($iSmbCnt-1); $j++) {
fwrite($FILE, pack("V", $j+$iSmBlk+1));
}
fwrite($FILE, pack("V", -2));
// Add to Data String(this will be written for RootEntry)
if ($raList[$i]->_PPS_FILE) {
fseek($raList[$i]->_PPS_FILE, 0); // To The Top
while ($sBuff = fread($raList[$i]->_PPS_FILE, 4096)) {
$sRes .= $sBuff;
}
} else {
$sRes .= $raList[$i]->_data;
}
if ($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE) {
for ($j = 0; $j < ($this->_SMALL_BLOCK_SIZE - ($raList[$i]->Size % $this->_SMALL_BLOCK_SIZE)); $j++) {
$sRes .= "\x00";
}
}
// Set for PPS
$raList[$i]->_StartBlock = $iSmBlk;
$iSmBlk += $iSmbCnt;
}
}
}
$iSbCnt = floor($this->_BIG_BLOCK_SIZE / OLE_LONG_INT_SIZE);
if ($iSmBlk % $iSbCnt) {
for ($i = 0; $i < ($iSbCnt - ($iSmBlk % $iSbCnt)); $i++) {
fwrite($FILE, pack("V", -1));
}
}
return $sRes;
}
/**
* Saves all the PPS's WKs
*
* @access private
* @param array $raList Reference to an array with all PPS's
*/
function _savePps(&$raList)
{
// Save each PPS WK
for ($i = 0; $i < count($raList); $i++) {
fwrite($this->_FILEH_, $raList[$i]->_getPpsWk());
}
// Adjust for Block
$iCnt = count($raList);
$iBCnt = $this->_BIG_BLOCK_SIZE / OLE_PPS_SIZE;
if ($iCnt % $iBCnt) {
for ($i = 0; $i < (($iBCnt - ($iCnt % $iBCnt)) * OLE_PPS_SIZE); $i++) {
fwrite($this->_FILEH_, "\x00");
}
}
}
/**
* Saving Big Block Depot
*
* @access private
* @param integer $iSbdSize
* @param integer $iBsize
* @param integer $iPpsCnt
*/
function _saveBbd($iSbdSize, $iBsize, $iPpsCnt)
{
$FILE = $this->_FILEH_;
// Calculate Basic Setting
$iBbCnt = $this->_BIG_BLOCK_SIZE / OLE_LONG_INT_SIZE;
$i1stBdL = ($this->_BIG_BLOCK_SIZE - 0x4C) / OLE_LONG_INT_SIZE;
$iBdExL = 0;
$iAll = $iBsize + $iPpsCnt + $iSbdSize;
$iAllW = $iAll;
$iBdCntW = floor($iAllW / $iBbCnt) + (($iAllW % $iBbCnt)? 1: 0);
$iBdCnt = floor(($iAll + $iBdCntW) / $iBbCnt) + ((($iAllW+$iBdCntW) % $iBbCnt)? 1: 0);
// Calculate BD count
if ($iBdCnt >$i1stBdL) {
while (1) {
$iBdExL++;
$iAllW++;
$iBdCntW = floor($iAllW / $iBbCnt) + (($iAllW % $iBbCnt)? 1: 0);
$iBdCnt = floor(($iAllW + $iBdCntW) / $iBbCnt) + ((($iAllW+$iBdCntW) % $iBbCnt)? 1: 0);
if ($iBdCnt <= ($iBdExL*$iBbCnt+ $i1stBdL)) {
break;
}
}
}
// Making BD
// Set for SBD
if ($iSbdSize > 0) {
for ($i = 0; $i < ($iSbdSize - 1); $i++) {
fwrite($FILE, pack("V", $i+1));
}
fwrite($FILE, pack("V", -2));
}
// Set for B
for ($i = 0; $i < ($iBsize - 1); $i++) {
fwrite($FILE, pack("V", $i+$iSbdSize+1));
}
fwrite($FILE, pack("V", -2));
// Set for PPS
for ($i = 0; $i < ($iPpsCnt - 1); $i++) {
fwrite($FILE, pack("V", $i+$iSbdSize+$iBsize+1));
}
fwrite($FILE, pack("V", -2));
// Set for BBD itself ( 0xFFFFFFFD : BBD)
for ($i = 0; $i < $iBdCnt; $i++) {
fwrite($FILE, pack("V", 0xFFFFFFFD));
}
// Set for ExtraBDList
for ($i = 0; $i < $iBdExL; $i++) {
fwrite($FILE, pack("V", 0xFFFFFFFC));
}
// Adjust for Block
if (($iAllW + $iBdCnt) % $iBbCnt) {
for ($i = 0; $i < ($iBbCnt - (($iAllW + $iBdCnt) % $iBbCnt)); $i++) {
fwrite($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) % ($iBbCnt-1)) {
for ($i = 0; $i < (($iBbCnt - 1) - (($iBdCnt - $i1stBdL) % ($iBbCnt - 1))); $i++) {
fwrite($FILE, pack("V", -1));
}
}
fwrite($FILE, pack("V", -2));
}
}
}
?>
|