The Rise of Contactless Payments:...
In recent years, contactless payments have surged in popularity, driven...
<?php
namespace PhpOffice\PhpSpreadsheet\Calculation\Web;
use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;
use PhpOffice\PhpSpreadsheet\Settings;
use Psr\Http\Client\ClientExceptionInterface;
class Service
{
/**
* WEBSERVICE.
*
* Returns data from a web service on the Internet or Intranet.
*
* Excel Function:
* Webservice(url)
*
* @return string the output resulting from a call to the webservice
*/
public static function webService(string $url)
{
$url = trim($url);
if (strlen($url) > 2048) {
return ExcelError::VALUE(); // Invalid URL length
}
if (!preg_match('/^http[s]?:\/\//', $url)) {
return ExcelError::VALUE(); // Invalid protocol
}
// Get results from the the webservice
$client = Settings::getHttpClient();
$requestFactory = Settings::getRequestFactory();
$request = $requestFactory->createRequest('GET', $url);
try {
$response = $client->sendRequest($request);
} catch (ClientExceptionInterface $e) {
return ExcelError::VALUE(); // cURL error
}
if ($response->getStatusCode() != 200) {
return ExcelError::VALUE(); // cURL error
}
$output = $response->getBody()->getContents();
if (strlen($output) > 32767) {
return ExcelError::VALUE(); // Output not a string or too long
}
return $output;
}
/**
* URLENCODE.
*
* Returns data from a web service on the Internet or Intranet.
*
* Excel Function:
* urlEncode(text)
*
* @param mixed $text
*
* @return string the url encoded output
*/
public static function urlEncode($text)
{
if (!is_string($text)) {
return ExcelError::VALUE();
}
return str_replace('+', '%20', urlencode($text));
}
}
Blog Section
Dive into our blog to explore the cutting-edge trends in digital payments and NFC technology. Stay updated on the innovations that are revolutionizing transactions, boosting security, and making payments quicker and more convenient. Learn how these advancements are shaping the future of financial interactions and driving the global transition towards a cashless world.
In recent years, contactless payments have surged in popularity, driven...
As digital transactions proliferate, ensuring robust payment security is more critical than ever. Two foundational...
Digital wallets have fundamentally transformed how we manage money, offering a streamlined, secure, and highly...