<?php

namespace PhpOffice\PhpSpreadsheet\Shared\OLE\PPS;

// 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                        |
// +----------------------------------------------------------------------+
//
use PhpOffice\PhpSpreadsheet\Shared\OLE;
use PhpOffice\PhpSpreadsheet\Shared\OLE\PPS;

/**
 * Class for creating Root PPS's for OLE containers.
 *
 * @author   Xavier Noguer <xnoguer@php.net>
 */
class Root extends PPS
{
    /**
     * @var resource
     */
    private $fileHandle;

    /**
     * @var ?int
     */
    private $smallBlockSize;

    /**
     * @var ?int
     */
    private $bigBlockSize;

    /**
     * @param null|float|int $time_1st A timestamp
     * @param null|float|int $time_2nd A timestamp
     * @param File[] $raChild
     */
    public function __construct($time_1st, $time_2nd, $raChild)
    {
        parent::__construct(null, OLE::ascToUcs('Root Entry'), OLE::OLE_PPS_TYPE_ROOT, null, null, null, $time_1st, $time_2nd, null, $raChild);
    }

    /**
     * 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.
     * If a resource pointer to a stream created by fopen() is passed
     * it will be used, but you have to close such stream by yourself.
     *
     * @param resource $fileHandle the name of the file or stream where to save the OLE container
     *
     * @return bool true on success
     */
    public function save($fileHandle)
    {
        $this->fileHandle = $fileHandle;

        // Initial Setting for saving
        $this->bigBlockSize = (int) (2 ** (
            (isset($this->bigBlockSize)) ? self::adjust2($this->bigBlockSize) : 9
        ));
        $this->smallBlockSize = (int) (2 ** (
            (isset($this->smallBlockSize)) ? self::adjust2($this->smallBlockSize) : 6
        ));

        // Make an array of PPS's (for Save)
        $aList = [];
        PPS::savePpsSetPnt($aList, [$this]);
        // calculate values for header
        [$iSBDcnt, $iBBcnt, $iPPScnt] = $this->calcSize($aList); //, $rhInfo);
        // Save Header
        $this->saveHeader((int) $iSBDcnt, (int) $iBBcnt, (int) $iPPScnt);

        // Make Small Data string (write SBD)
        $this->_data = $this->makeSmallData($aList);

        // Write BB
        $this->saveBigData((int) $iSBDcnt, $aList);
        // Write PPS
        $this->savePps($aList);
        // Write Big Block Depot and BDList and Adding Header informations
        $this->saveBbd((int) $iSBDcnt, (int) $iBBcnt, (int) $iPPScnt);

        return true;
    }

    /**
     * Calculate some numbers.
     *
     * @param array $raList Reference to an array of PPS's
     *
     * @return float[] The array of numbers
     */
    private function calcSize(&$raList)
    {
        // Calculate Basic Setting
        [$iSBDcnt, $iBBcnt, $iPPScnt] = [0, 0, 0];
        $iSBcnt = 0;
        $iCount = count($raList);
        for ($i = 0; $i < $iCount; ++$i) {
            if ($raList[$i]->Type == OLE::OLE_PPS_TYPE_FILE) {
                $raList[$i]->Size = $raList[$i]->getDataLen();
                if ($raList[$i]->Size < OLE::OLE_DATA_SIZE_SMALL) {
                    $iSBcnt += floor($raList[$i]->Size / $this->smallBlockSize)
                        + (($raList[$i]->Size % $this->smallBlockSize) ? 1 : 0);
                } else {
                    $iBBcnt += (floor($raList[$i]->Size / $this->bigBlockSize) +
                        (($raList[$i]->Size % $this->bigBlockSize) ? 1 : 0));
                }
            }
        }
        $iSmallLen = $iSBcnt * $this->smallBlockSize;
        $iSlCnt = floor($this->bigBlockSize / OLE::OLE_LONG_INT_SIZE);
        $iSBDcnt = floor($iSBcnt / $iSlCnt) + (($iSBcnt % $iSlCnt) ? 1 : 0);
        $iBBcnt += (floor($iSmallLen / $this->bigBlockSize) +
            (($iSmallLen % $this->bigBlockSize) ? 1 : 0));
        $iCnt = count($raList);
        $iBdCnt = $this->bigBlockSize / OLE::OLE_PPS_SIZE;
        $iPPScnt = (floor($iCnt / $iBdCnt) + (($iCnt % $iBdCnt) ? 1 : 0));

        return [$iSBDcnt, $iBBcnt, $iPPScnt];
    }

    /**
     * Helper function for caculating a magic value for block sizes.
     *
     * @param int $i2 The argument
     *
     * @return float
     *
     * @see save()
     */
    private static function adjust2($i2)
    {
        $iWk = log($i2) / log(2);

        return ($iWk > floor($iWk)) ? floor($iWk) + 1 : $iWk;
    }

    /**
     * Save OLE header.
     *
     * @param int $iSBDcnt
     * @param int $iBBcnt
     * @param int $iPPScnt
     */
    private function saveHeader($iSBDcnt, $iBBcnt, $iPPScnt): void
    {
        $FILE = $this->fileHandle;

        // Calculate Basic Setting
        $iBlCnt = $this->bigBlockSize / OLE::OLE_LONG_INT_SIZE;
        $i1stBdL = ($this->bigBlockSize - 0x4C) / OLE::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', $iSBDcnt ? 0 : -2) //Small Block Depot
            . pack('V', $iSBDcnt)
        );
        // Extra BDList Start, Count
        if ($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) {
            $jB = $i1stBdL - $i;
            for ($j = 0; $j < $jB; ++$j) {
                fwrite($FILE, (pack('V', -1)));
            }
        }
    }

    /**
     * Saving big data (PPS's with data bigger than \PhpOffice\PhpSpreadsheet\Shared\OLE::OLE_DATA_SIZE_SMALL).
     *
     * @param int $iStBlk
     * @param array $raList Reference to array of PPS's
     */
    private function saveBigData($iStBlk, &$raList): void
    {
        $FILE = $this->fileHandle;

        // cycle through PPS's
        $iCount = count($raList);
        for ($i = 0; $i < $iCount; ++$i) {
            if ($raList[$i]->Type != OLE::OLE_PPS_TYPE_DIR) {
                $raList[$i]->Size = $raList[$i]->getDataLen();
                if (($raList[$i]->Size >= OLE::OLE_DATA_SIZE_SMALL) || (($raList[$i]->Type == OLE::OLE_PPS_TYPE_ROOT) && isset($raList[$i]->_data))) {
                    fwrite($FILE, $raList[$i]->_data);

                    if ($raList[$i]->Size % $this->bigBlockSize) {
                        fwrite($FILE, str_repeat("\x00", $this->bigBlockSize - ($raList[$i]->Size % $this->bigBlockSize)));
                    }
                    // Set For PPS
                    $raList[$i]->startBlock = $iStBlk;
                    $iStBlk +=
                        (floor($raList[$i]->Size / $this->bigBlockSize) +
                            (($raList[$i]->Size % $this->bigBlockSize) ? 1 : 0));
                }
            }
        }
    }

    /**
     * get small data (PPS's with data smaller than \PhpOffice\PhpSpreadsheet\Shared\OLE::OLE_DATA_SIZE_SMALL).
     *
     * @param array $raList Reference to array of PPS's
     *
     * @return string
     */
    private function makeSmallData(&$raList)
    {
        $sRes = '';
        $FILE = $this->fileHandle;
        $iSmBlk = 0;

        $iCount = count($raList);
        for ($i = 0; $i < $iCount; ++$i) {
            // Make SBD, small data string
            if ($raList[$i]->Type == OLE::OLE_PPS_TYPE_FILE) {
                if ($raList[$i]->Size <= 0) {
                    continue;
                }
                if ($raList[$i]->Size < OLE::OLE_DATA_SIZE_SMALL) {
                    $iSmbCnt = floor($raList[$i]->Size / $this->smallBlockSize)
                        + (($raList[$i]->Size % $this->smallBlockSize) ? 1 : 0);
                    // Add to SBD
                    $jB = $iSmbCnt - 1;
                    for ($j = 0; $j < $jB; ++$j) {
                        fwrite($FILE, pack('V', $j + $iSmBlk + 1));
                    }
                    fwrite($FILE, pack('V', -2));

                    // Add to Data String(this will be written for RootEntry)
                    $sRes .= $raList[$i]->_data;
                    if ($raList[$i]->Size % $this->smallBlockSize) {
                        $sRes .= str_repeat("\x00", $this->smallBlockSize - ($raList[$i]->Size % $this->smallBlockSize));
                    }
                    // Set for PPS
                    $raList[$i]->startBlock = $iSmBlk;
                    $iSmBlk += $iSmbCnt;
                }
            }
        }
        $iSbCnt = floor($this->bigBlockSize / OLE::OLE_LONG_INT_SIZE);
        if ($iSmBlk % $iSbCnt) {
            $iB = $iSbCnt - ($iSmBlk % $iSbCnt);
            for ($i = 0; $i < $iB; ++$i) {
                fwrite($FILE, pack('V', -1));
            }
        }

        return $sRes;
    }

    /**
     * Saves all the PPS's WKs.
     *
     * @param array $raList Reference to an array with all PPS's
     */
    private function savePps(&$raList): void
    {
        // Save each PPS WK
        $iC = count($raList);
        for ($i = 0; $i < $iC; ++$i) {
            fwrite($this->fileHandle, $raList[$i]->getPpsWk());
        }
        // Adjust for Block
        $iCnt = count($raList);
        $iBCnt = $this->bigBlockSize / OLE::OLE_PPS_SIZE;
        if ($iCnt % $iBCnt) {
            fwrite($this->fileHandle, str_repeat("\x00", ($iBCnt - ($iCnt % $iBCnt)) * OLE::OLE_PPS_SIZE));
        }
    }

    /**
     * Saving Big Block Depot.
     *
     * @param int $iSbdSize
     * @param int $iBsize
     * @param int $iPpsCnt
     */
    private function saveBbd($iSbdSize, $iBsize, $iPpsCnt): void
    {
        $FILE = $this->fileHandle;
        // Calculate Basic Setting
        $iBbCnt = $this->bigBlockSize / OLE::OLE_LONG_INT_SIZE;
        $i1stBdL = ($this->bigBlockSize - 0x4C) / OLE::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) {
            $iBlock = ($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));
        }
    }
}

• [F] File.php
  Delete
• [F] Root.php
  Delete

Service Section

Our Services: Streamlining Your Payment Experience with Excellence

Discover how our services are designed to enhance your NFC Pay experience with convenience, security, and innovative solutions. From managing transactions to secure payments, we are dedicated to providing seamless support every step of the way.

Secure Card Storage

Easily save your credit and debit card details within our app for quick and secure transactions. This feature ensures that your payment information is protected with advanced encryption and can be used for future purchases with just a tap.

Effortless Money Transfers

Transfer funds quickly and securely between users with our streamlined money transfer service. Simply select the recipient, enter the amount, and authorize the transaction for instant, hassle-free transfers.

Merchant Account Setup

Activate your merchant account effortlessly to start receiving payments. Our intuitive setup process ensures that you can begin accepting transactions smoothly, helping your business thrive with minimal setup time.

Real-Time Transaction Tracking

Keep track of all your transactions in real time through our app. Monitor payment statuses, view transaction history, and manage your account efficiently, ensuring complete control over your financial activities.

Customer Support

Our dedicated support team is available to assist you with any queries or issues. Whether you need help with setting up your account or resolving transaction-related questions, we’re here to provide prompt and reliable assistance.