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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: PPS.php,v 1.7 2007/02/13 21:00:42 schmidt Exp $
$main_src=substr($_SERVER['SCRIPT_FILENAME'],0,strlen($_SERVER['SCRIPT_FILENAME'])-7);
require_once($main_src."/Excel_Writer/OLE/PEAR.php");
require_once 'OLE.php';
/**
* Class for creating PPS's for OLE containers
*
* @author Xavier Noguer <xnoguer@php.net>
* @category Structures
* @package OLE
*/
class OLE_PPS extends PEAR
{
/**
* The PPS index
* @var integer
*/
var $No;
/**
* The PPS name (in Unicode)
* @var string
*/
var $Name;
/**
* The PPS type. Dir, Root or File
* @var integer
*/
var $Type;
/**
* The index of the previous PPS
* @var integer
*/
var $PrevPps;
/**
* The index of the next PPS
* @var integer
*/
var $NextPps;
/**
* The index of it's first child if this is a Dir or Root PPS
* @var integer
*/
var $DirPps;
/**
* A timestamp
* @var integer
*/
var $Time1st;
/**
* A timestamp
* @var integer
*/
var $Time2nd;
/**
* Starting block (small or big) for this PPS's data inside the container
* @var integer
*/
var $_StartBlock;
/**
* The size of the PPS's data (in bytes)
* @var integer
*/
var $Size;
/**
* The PPS's data (only used if it's not using a temporary file)
* @var string
*/
var $_data;
/**
* Array of child PPS's (only used by Root and Dir PPS's)
* @var array
*/
var $children = array();
/**
* Pointer to OLE container
* @var OLE
*/
var $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 $children Array containing children PPS for this PPS
*/
function OLE_PPS($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 {
$this->Size = 0;
}
}
/**
* Returns the amount of data saved for this PPS
*
* @access private
* @return integer The amount of data (in bytes)
*/
function _DataLen()
{
if (!isset($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 private
* @return string The binary string
*/
function _getPpsWk()
{
$ret = $this->Name;
for ($i = 0; $i < (64 - strlen($this->Name)); $i++) {
$ret .= "\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", $this->DirPps) //Dir // 80
. "\x00\x09\x02\x00" // 84
. "\x00\x00\x00\x00" // 88
. "\xc0\x00\x00\x00" // 92
. "\x00\x00\x00\x46" // 96 // Seems to be ok only for Root
. "\x00\x00\x00\x00" // 100
. OLE::LocalDate2OLE($this->Time1st) // 108
. OLE::LocalDate2OLE($this->Time2nd) // 116
. pack("V", isset($this->_StartBlock)?
$this->_StartBlock:0) // 120
. pack("V", $this->Size) // 124
. pack("V", 0); // 128
return $ret;
}
/**
* Updates index and pointers to previous, next and children PPS's for this
* PPS. I don't think it'll work with Dir PPS's.
*
* @access private
* @param array &$pps_array Reference to the array of PPS's for the whole OLE
* container
* @return integer The index for this PPS
*/
function _savePpsSetPnt(&$pps_array)
{
$pps_array[count($pps_array)] = &$this;
$this->No = count($pps_array) - 1;
$this->PrevPps = 0xFFFFFFFF;
$this->NextPps = 0xFFFFFFFF;
if (count($this->children) > 0) {
$this->DirPps = $this->children[0]->_savePpsSetPnt($pps_array);
} else {
$this->DirPps = 0xFFFFFFFF;
}
return $this->No;
}
}
?>
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