<?php
namespace PhpOffice\PhpSpreadsheet\Writer;
abstract class BaseWriter implements IWriter
{
/**
* Write charts that are defined in the workbook?
* Identifies whether the Writer should write definitions for any charts that exist in the PhpSpreadsheet object.
*
* @var bool
*/
protected $includeCharts = false;
/**
* Pre-calculate formulas
* Forces PhpSpreadsheet to recalculate all formulae in a workbook when saving, so that the pre-calculated values are
* immediately available to MS Excel or other office spreadsheet viewer when opening the file.
*
* @var bool
*/
protected $preCalculateFormulas = true;
/**
* Use disk caching where possible?
*
* @var bool
*/
private $useDiskCaching = false;
/**
* Disk caching directory.
*
* @var string
*/
private $diskCachingDirectory = './';
/**
* @var resource
*/
protected $fileHandle;
/**
* @var bool
*/
private $shouldCloseFile;
public function getIncludeCharts()
{
return $this->includeCharts;
}
public function setIncludeCharts($includeCharts)
{
$this->includeCharts = (bool) $includeCharts;
return $this;
}
public function getPreCalculateFormulas()
{
return $this->preCalculateFormulas;
}
public function setPreCalculateFormulas($precalculateFormulas)
{
$this->preCalculateFormulas = (bool) $precalculateFormulas;
return $this;
}
public function getUseDiskCaching()
{
return $this->useDiskCaching;
}
public function setUseDiskCaching($useDiskCache, $cacheDirectory = null)
{
$this->useDiskCaching = $useDiskCache;
if ($cacheDirectory !== null) {
if (is_dir($cacheDirectory)) {
$this->diskCachingDirectory = $cacheDirectory;
} else {
throw new Exception("Directory does not exist: $cacheDirectory");
}
}
return $this;
}
public function getDiskCachingDirectory()
{
return $this->diskCachingDirectory;
}
protected function processFlags(int $flags): void
{
if (((bool) ($flags & self::SAVE_WITH_CHARTS)) === true) {
$this->setIncludeCharts(true);
}
if (((bool) ($flags & self::DISABLE_PRECALCULATE_FORMULAE)) === true) {
$this->setPreCalculateFormulas(false);
}
}
/**
* Open file handle.
*
* @param resource|string $filename
*/
public function openFileHandle($filename): void
{
if (is_resource($filename)) {
$this->fileHandle = $filename;
$this->shouldCloseFile = false;
return;
}
$mode = 'wb';
$scheme = parse_url($filename, PHP_URL_SCHEME);
if ($scheme === 's3') {
// @codeCoverageIgnoreStart
$mode = 'w';
// @codeCoverageIgnoreEnd
}
$fileHandle = $filename ? fopen($filename, $mode) : false;
if ($fileHandle === false) {
throw new Exception('Could not open file "' . $filename . '" for writing.');
}
$this->fileHandle = $fileHandle;
$this->shouldCloseFile = true;
}
/**
* Close file handle only if we opened it ourselves.
*/
protected function maybeCloseFileHandle(): void
{
if ($this->shouldCloseFile) {
if (!fclose($this->fileHandle)) {
throw new Exception('Could not close file after writing.');
}
}
}
}
About Section
NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.
FAQ Section
Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.
Download the app and sign up using your email or phone number, then complete the verification process.
Yes, we use advanced encryption and security protocols to protect your payment details.
Absolutely, you can link multiple debit or credit cards to your wallet.
Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.
Use the “Forgot PIN” feature in the app to reset it following the provided instructions.
Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.
Yes, you can view and track your payment status in the account dashboard