231 lines
6.5 KiB
PHP
231 lines
6.5 KiB
PHP
<?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: PPS.php,v 1.7 2007/02/13 21:00:42 schmidt Exp $
|
|
|
|
|
|
/**
|
|
* Class for creating PPS's for OLE containers
|
|
*
|
|
* @author Xavier Noguer <xnoguer@php.net>
|
|
* @category PHPExcel
|
|
* @package PHPExcel_Shared_OLE
|
|
*/
|
|
class PHPExcel_Shared_OLE_PPS
|
|
{
|
|
/**
|
|
* The PPS index
|
|
* @var integer
|
|
*/
|
|
public $No;
|
|
|
|
/**
|
|
* The PPS name (in Unicode)
|
|
* @var string
|
|
*/
|
|
public $Name;
|
|
|
|
/**
|
|
* The PPS type. Dir, Root or File
|
|
* @var integer
|
|
*/
|
|
public $Type;
|
|
|
|
/**
|
|
* The index of the previous PPS
|
|
* @var integer
|
|
*/
|
|
public $PrevPps;
|
|
|
|
/**
|
|
* The index of the next PPS
|
|
* @var integer
|
|
*/
|
|
public $NextPps;
|
|
|
|
/**
|
|
* The index of it's first child if this is a Dir or Root PPS
|
|
* @var integer
|
|
*/
|
|
public $DirPps;
|
|
|
|
/**
|
|
* A timestamp
|
|
* @var integer
|
|
*/
|
|
public $Time1st;
|
|
|
|
/**
|
|
* A timestamp
|
|
* @var integer
|
|
*/
|
|
public $Time2nd;
|
|
|
|
/**
|
|
* Starting block (small or big) for this PPS's data inside the container
|
|
* @var integer
|
|
*/
|
|
public $_StartBlock;
|
|
|
|
/**
|
|
* The size of the PPS's data (in bytes)
|
|
* @var integer
|
|
*/
|
|
public $Size;
|
|
|
|
/**
|
|
* The PPS's data (only used if it's not using a temporary file)
|
|
* @var string
|
|
*/
|
|
public $_data;
|
|
|
|
/**
|
|
* Array of child PPS's (only used by Root and Dir PPS's)
|
|
* @var array
|
|
*/
|
|
public $children = array();
|
|
|
|
/**
|
|
* Pointer to OLE container
|
|
* @var OLE
|
|
*/
|
|
public $ole;
|
|
|
|
/**
|
|
* The constructor
|
|
*
|
|
* @access public
|
|
* @param integer $No The PPS index
|
|
* @param string $name The PPS name
|
|
* @param integer $type The PPS type. Dir, Root or File
|
|
* @param integer $prev The index of the previous PPS
|
|
* @param integer $next The index of the next PPS
|
|
* @param integer $dir The index of it's first child if this is a Dir or Root PPS
|
|
* @param integer $time_1st A timestamp
|
|
* @param integer $time_2nd A timestamp
|
|
* @param string $data The (usually binary) source data of the PPS
|
|
* @param array $children Array containing children PPS for this PPS
|
|
*/
|
|
public function __construct($No, $name, $type, $prev, $next, $dir, $time_1st, $time_2nd, $data, $children)
|
|
{
|
|
$this->No = $No;
|
|
$this->Name = $name;
|
|
$this->Type = $type;
|
|
$this->PrevPps = $prev;
|
|
$this->NextPps = $next;
|
|
$this->DirPps = $dir;
|
|
$this->Time1st = $time_1st;
|
|
$this->Time2nd = $time_2nd;
|
|
$this->_data = $data;
|
|
$this->children = $children;
|
|
if ($data != '') {
|
|
$this->Size = strlen($data);
|
|
} else {
|
|
$this->Size = 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the amount of data saved for this PPS
|
|
*
|
|
* @access public
|
|
* @return integer The amount of data (in bytes)
|
|
*/
|
|
public function _DataLen()
|
|
{
|
|
if (!isset($this->_data)) {
|
|
return 0;
|
|
}
|
|
//if (isset($this->_PPS_FILE)) {
|
|
// fseek($this->_PPS_FILE, 0);
|
|
// $stats = fstat($this->_PPS_FILE);
|
|
// return $stats[7];
|
|
//} else {
|
|
return strlen($this->_data);
|
|
//}
|
|
}
|
|
|
|
/**
|
|
* Returns a string with the PPS's WK (What is a WK?)
|
|
*
|
|
* @access public
|
|
* @return string The binary string
|
|
*/
|
|
public function _getPpsWk()
|
|
{
|
|
$ret = str_pad($this->Name,64,"\x00");
|
|
|
|
$ret .= pack("v", strlen($this->Name) + 2) // 66
|
|
. pack("c", $this->Type) // 67
|
|
. pack("c", 0x00) //UK // 68
|
|
. pack("V", $this->PrevPps) //Prev // 72
|
|
. pack("V", $this->NextPps) //Next // 76
|
|
. pack("V", $this->DirPps) //Dir // 80
|
|
. "\x00\x09\x02\x00" // 84
|
|
. "\x00\x00\x00\x00" // 88
|
|
. "\xc0\x00\x00\x00" // 92
|
|
. "\x00\x00\x00\x46" // 96 // Seems to be ok only for Root
|
|
. "\x00\x00\x00\x00" // 100
|
|
. PHPExcel_Shared_OLE::LocalDate2OLE($this->Time1st) // 108
|
|
. PHPExcel_Shared_OLE::LocalDate2OLE($this->Time2nd) // 116
|
|
. pack("V", isset($this->_StartBlock)?
|
|
$this->_StartBlock:0) // 120
|
|
. pack("V", $this->Size) // 124
|
|
. pack("V", 0); // 128
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Updates index and pointers to previous, next and children PPS's for this
|
|
* PPS. I don't think it'll work with Dir PPS's.
|
|
*
|
|
* @access public
|
|
* @param array &$raList Reference to the array of PPS's for the whole OLE
|
|
* container
|
|
* @return integer The index for this PPS
|
|
*/
|
|
public static function _savePpsSetPnt(&$raList, $to_save, $depth = 0)
|
|
{
|
|
if ( !is_array($to_save) || (empty($to_save)) ) {
|
|
return 0xFFFFFFFF;
|
|
} elseif( count($to_save) == 1 ) {
|
|
$cnt = count($raList);
|
|
// If the first entry, it's the root... Don't clone it!
|
|
$raList[$cnt] = ( $depth == 0 ) ? $to_save[0] : clone $to_save[0];
|
|
$raList[$cnt]->No = $cnt;
|
|
$raList[$cnt]->PrevPps = 0xFFFFFFFF;
|
|
$raList[$cnt]->NextPps = 0xFFFFFFFF;
|
|
$raList[$cnt]->DirPps = self::_savePpsSetPnt($raList, @$raList[$cnt]->children, $depth++);
|
|
} else {
|
|
$iPos = floor(count($to_save) / 2);
|
|
$aPrev = array_slice($to_save, 0, $iPos);
|
|
$aNext = array_slice($to_save, $iPos + 1);
|
|
$cnt = count($raList);
|
|
// If the first entry, it's the root... Don't clone it!
|
|
$raList[$cnt] = ( $depth == 0 ) ? $to_save[$iPos] : clone $to_save[$iPos];
|
|
$raList[$cnt]->No = $cnt;
|
|
$raList[$cnt]->PrevPps = self::_savePpsSetPnt($raList, $aPrev, $depth++);
|
|
$raList[$cnt]->NextPps = self::_savePpsSetPnt($raList, $aNext, $depth++);
|
|
$raList[$cnt]->DirPps = self::_savePpsSetPnt($raList, @$raList[$cnt]->children, $depth++);
|
|
|
|
}
|
|
return $cnt;
|
|
}
|
|
}
|