<?php

namespace League\OAuth1\Client\Signature;

use GuzzleHttp\Psr7;
use GuzzleHttp\Psr7\Uri;
use Psr\Http\Message\UriInterface;

trait EncodesUrl
{
    /**
     * Create a Guzzle url for the given URI.
     *
     * @param string $uri
     *
     * @return UriInterface
     */
    protected function createUrl($uri)
    {
        return Psr7\Utils::uriFor($uri);
    }

    /**
     * Generate a base string for a RSA-SHA1 signature
     * based on the given a url, method, and any parameters.
     *
     * @param UriInterface $url
     * @param string       $method
     * @param array        $parameters
     *
     * @return string
     */
    protected function baseString(UriInterface $url, $method = 'POST', array $parameters = [])
    {
        $baseString = rawurlencode($method) . '&';

        $schemeHostPath = Uri::fromParts([
            'scheme' => $url->getScheme(),
            'host' => $url->getHost(),
            'port' => $url->getPort(),
            'path' => $url->getPath(),
        ]);

        $baseString .= rawurlencode($schemeHostPath) . '&';

        parse_str($url->getQuery(), $query);
        $data = array_merge($query, $parameters);

        // normalize data key/values
        $data = $this->normalizeArray($data);
        ksort($data);

        $baseString .= $this->queryStringFromData($data);

        return $baseString;
    }

    /**
     * Return a copy of the given array with all keys and values rawurlencoded.
     *
     * @param array $array Array to normalize
     *
     * @return array Normalized array
     */
    protected function normalizeArray(array $array = [])
    {
        $normalizedArray = [];

        foreach ($array as $key => $value) {
            $key = rawurlencode(rawurldecode($key));

            if (is_array($value)) {
                $normalizedArray[$key] = $this->normalizeArray($value);
            } else {
                $normalizedArray[$key] = rawurlencode(rawurldecode($value));
            }
        }

        return $normalizedArray;
    }

    /**
     * Creates an array of rawurlencoded strings out of each array key/value pair
     * Handles multi-dimensional arrays recursively.
     *
     * @param array      $data        Array of parameters to convert.
     * @param array|null $queryParams Array to extend. False by default.
     * @param string     $prevKey     Optional Array key to append
     *
     * @return string rawurlencoded string version of data
     */
    protected function queryStringFromData($data, $queryParams = null, $prevKey = '')
    {
        if ($initial = (null === $queryParams)) {
            $queryParams = [];
        }

        foreach ($data as $key => $value) {
            if ($prevKey) {
                $key = $prevKey . '[' . $key . ']'; // Handle multi-dimensional array
            }
            if (is_array($value)) {
                $queryParams = $this->queryStringFromData($value, $queryParams, $key);
            } else {
                $queryParams[] = rawurlencode($key . '=' . $value); // join with equals sign
            }
        }

        if ($initial) {
            return implode('%26', $queryParams); // join with ampersand
        }

        return $queryParams;
    }
}

• [F] EncodesUrl.php
  Delete
• [F] HmacSha1Signature.php
  Delete
• [F] PlainTextSignature.php
  Delete
• [F] RsaSha1Signature.php
  Delete
• [F] Signature.php
  Delete
• [F] SignatureInterface.php
  Delete

About Section

About NFC Pay: Our Story and Mission

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.

• Simplifying Payments, One Tap at a Time.
• Reinventing Your Wallet for Modern Convenience.
• Smart Payments for a Effortless Lifestyle.
• Experience the Ease of Tap and Pay.
• Innovative Solutions for Your Daily Transactions.

FAQ Section

Frequently Asked Questions About NFC Pay

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.

How do I register for NFC Pay?

Download the app and sign up using your email or phone number, then complete the verification process.

Is my payment information secure?

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Can I add multiple cards to my NFC Pay wallet?

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How do I transfer money to another user?

Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.

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Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.

Can I track my payment status?

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