<?php

namespace Laravel\SerializableClosure;

use Closure;
use Laravel\SerializableClosure\Exceptions\InvalidSignatureException;
use Laravel\SerializableClosure\Exceptions\PhpVersionNotSupportedException;
use Laravel\SerializableClosure\Serializers\Signed;
use Laravel\SerializableClosure\Signers\Hmac;

class SerializableClosure
{
    /**
     * The closure's serializable.
     *
     * @var \Laravel\SerializableClosure\Contracts\Serializable
     */
    protected $serializable;

    /**
     * Creates a new serializable closure instance.
     *
     * @param  \Closure  $closure
     * @return void
     */
    public function __construct(Closure $closure)
    {
        if (\PHP_VERSION_ID < 70400) {
            throw new PhpVersionNotSupportedException();
        }

        $this->serializable = Serializers\Signed::$signer
            ? new Serializers\Signed($closure)
            : new Serializers\Native($closure);
    }

    /**
     * Resolve the closure with the given arguments.
     *
     * @return mixed
     */
    public function __invoke()
    {
        if (\PHP_VERSION_ID < 70400) {
            throw new PhpVersionNotSupportedException();
        }

        return call_user_func_array($this->serializable, func_get_args());
    }

    /**
     * Gets the closure.
     *
     * @return \Closure
     */
    public function getClosure()
    {
        if (\PHP_VERSION_ID < 70400) {
            throw new PhpVersionNotSupportedException();
        }

        return $this->serializable->getClosure();
    }

    /**
     * Create a new unsigned serializable closure instance.
     *
     * @param  Closure  $closure
     * @return \Laravel\SerializableClosure\UnsignedSerializableClosure
     */
    public static function unsigned(Closure $closure)
    {
        return new UnsignedSerializableClosure($closure);
    }

    /**
     * Sets the serializable closure secret key.
     *
     * @param  string|null  $secret
     * @return void
     */
    public static function setSecretKey($secret)
    {
        Serializers\Signed::$signer = $secret
            ? new Hmac($secret)
            : null;
    }

    /**
     * Sets the serializable closure secret key.
     *
     * @param  \Closure|null  $transformer
     * @return void
     */
    public static function transformUseVariablesUsing($transformer)
    {
        Serializers\Native::$transformUseVariables = $transformer;
    }

    /**
     * Sets the serializable closure secret key.
     *
     * @param  \Closure|null  $resolver
     * @return void
     */
    public static function resolveUseVariablesUsing($resolver)
    {
        Serializers\Native::$resolveUseVariables = $resolver;
    }

    /**
     * Get the serializable representation of the closure.
     *
     * @return array
     */
    public function __serialize()
    {
        return [
            'serializable' => $this->serializable,
        ];
    }

    /**
     * Restore the closure after serialization.
     *
     * @param  array  $data
     * @return void
     *
     * @throws \Laravel\SerializableClosure\Exceptions\InvalidSignatureException
     */
    public function __unserialize($data)
    {
        if (Signed::$signer && ! $data['serializable'] instanceof Signed) {
            throw new InvalidSignatureException();
        }

        $this->serializable = $data['serializable'];
    }
}

• [D] Contracts
• [D] Exceptions
• [D] Serializers
• [D] Signers
• [D] Support
• [F] SerializableClosure.php
  Delete
• [F] UnsignedSerializableClosure.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.

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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.

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