/home/kueuepay/www/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Calculation/Web/Service.php
<?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));
    }
}
Best Practice

Best Practices

To ensure a smooth integration process and optimal performance, follow these best practices:

  1. Use secure HTTPS connections for all API requests.
  2. Implement robust error handling to handle potential issues gracefully.
  3. Regularly update your integration to stay current with any API changes or enhancements.