OLE_PPS.php

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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: OLE_PPS.php 21503 2009-09-07 07:33:14Z hschottm $


if (!defined('PHPEXCEL_ROOT')) {
        define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../../');
}

require_once PHPEXCEL_ROOT . 'PHPExcel/Shared/OLE.php';

class PHPExcel_Shared_OLE_PPS
{
        public $No;

        public $Name;

        public $Type;

        public $PrevPps;

        public $NextPps;

        public $DirPps;

        public $Time1st;

        public $Time2nd;

        public $_StartBlock;

        public $Size;

        public $_data;

        public $children = array();

        public $ole;

        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;
                }
        }

        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);
                }
        }

        public 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", $this->DirPps)  //Dir     // 80
                          . "\x00\x09\x02\x00"                  // 84
                          . "\x00\x00\x00\x00"                  // 88
                          . "\xc0\x00\x00\x00"                  // 92
                          . "\x00\x00\x00\x46"                  // 96 // Seems to be ok only for Root
                          . "\x00\x00\x00\x00"                  // 100
                          . PHPExcel_Shared_OLE::LocalDate2OLE($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;
        }

        public 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;
        }
        }