/home/kueuepay/public_html/vendor/guzzlehttp/psr7/src/UploadedFile.php
<?php

declare(strict_types=1);

namespace GuzzleHttp\Psr7;

use InvalidArgumentException;
use Psr\Http\Message\StreamInterface;
use Psr\Http\Message\UploadedFileInterface;
use RuntimeException;

class UploadedFile implements UploadedFileInterface
{
    private const ERRORS = [
        UPLOAD_ERR_OK,
        UPLOAD_ERR_INI_SIZE,
        UPLOAD_ERR_FORM_SIZE,
        UPLOAD_ERR_PARTIAL,
        UPLOAD_ERR_NO_FILE,
        UPLOAD_ERR_NO_TMP_DIR,
        UPLOAD_ERR_CANT_WRITE,
        UPLOAD_ERR_EXTENSION,
    ];

    /**
     * @var string|null
     */
    private $clientFilename;

    /**
     * @var string|null
     */
    private $clientMediaType;

    /**
     * @var int
     */
    private $error;

    /**
     * @var string|null
     */
    private $file;

    /**
     * @var bool
     */
    private $moved = false;

    /**
     * @var int|null
     */
    private $size;

    /**
     * @var StreamInterface|null
     */
    private $stream;

    /**
     * @param StreamInterface|string|resource $streamOrFile
     */
    public function __construct(
        $streamOrFile,
        ?int $size,
        int $errorStatus,
        string $clientFilename = null,
        string $clientMediaType = null
    ) {
        $this->setError($errorStatus);
        $this->size = $size;
        $this->clientFilename = $clientFilename;
        $this->clientMediaType = $clientMediaType;

        if ($this->isOk()) {
            $this->setStreamOrFile($streamOrFile);
        }
    }

    /**
     * Depending on the value set file or stream variable
     *
     * @param StreamInterface|string|resource $streamOrFile
     *
     * @throws InvalidArgumentException
     */
    private function setStreamOrFile($streamOrFile): void
    {
        if (is_string($streamOrFile)) {
            $this->file = $streamOrFile;
        } elseif (is_resource($streamOrFile)) {
            $this->stream = new Stream($streamOrFile);
        } elseif ($streamOrFile instanceof StreamInterface) {
            $this->stream = $streamOrFile;
        } else {
            throw new InvalidArgumentException(
                'Invalid stream or file provided for UploadedFile'
            );
        }
    }

    /**
     * @throws InvalidArgumentException
     */
    private function setError(int $error): void
    {
        if (false === in_array($error, UploadedFile::ERRORS, true)) {
            throw new InvalidArgumentException(
                'Invalid error status for UploadedFile'
            );
        }

        $this->error = $error;
    }

    private static function isStringNotEmpty($param): bool
    {
        return is_string($param) && false === empty($param);
    }

    /**
     * Return true if there is no upload error
     */
    private function isOk(): bool
    {
        return $this->error === UPLOAD_ERR_OK;
    }

    public function isMoved(): bool
    {
        return $this->moved;
    }

    /**
     * @throws RuntimeException if is moved or not ok
     */
    private function validateActive(): void
    {
        if (false === $this->isOk()) {
            throw new RuntimeException('Cannot retrieve stream due to upload error');
        }

        if ($this->isMoved()) {
            throw new RuntimeException('Cannot retrieve stream after it has already been moved');
        }
    }

    public function getStream(): StreamInterface
    {
        $this->validateActive();

        if ($this->stream instanceof StreamInterface) {
            return $this->stream;
        }

        /** @var string $file */
        $file = $this->file;

        return new LazyOpenStream($file, 'r+');
    }

    public function moveTo($targetPath): void
    {
        $this->validateActive();

        if (false === self::isStringNotEmpty($targetPath)) {
            throw new InvalidArgumentException(
                'Invalid path provided for move operation; must be a non-empty string'
            );
        }

        if ($this->file) {
            $this->moved = PHP_SAPI === 'cli'
                ? rename($this->file, $targetPath)
                : move_uploaded_file($this->file, $targetPath);
        } else {
            Utils::copyToStream(
                $this->getStream(),
                new LazyOpenStream($targetPath, 'w')
            );

            $this->moved = true;
        }

        if (false === $this->moved) {
            throw new RuntimeException(
                sprintf('Uploaded file could not be moved to %s', $targetPath)
            );
        }
    }

    public function getSize(): ?int
    {
        return $this->size;
    }

    public function getError(): int
    {
        return $this->error;
    }

    public function getClientFilename(): ?string
    {
        return $this->clientFilename;
    }

    public function getClientMediaType(): ?string
    {
        return $this->clientMediaType;
    }
}
Path: home/kueuepay/public_html/vendor/guzzlehttp/psr7/src
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Kueue Pay Payment Gateway Solutions Developer API Documentation

Welcome to the Kueue Pay Payment Gateway Solutions Developer API Documentation. This comprehensive guide will empower you to seamlessly integrate our advanced payment gateway into your website, enhancing your customers’ payment experience and enabling efficient transaction processing. The Kueue Pay Developer API is designed for developers and entrepreneurs who seek simplicity, security, and reliability in their payment processing solutions.

1. Introduction

The Kueue Pay Developer API allows you to seamlessly integrate Kueue Pay’s Payment Gateway Solutions into your website, enabling secure and efficient debit and credit card transactions. With our API, you can initiate payments, check payment statuses, and even process refunds, all while ensuring a smooth and streamlined payment experience for your customers.

Prerequisites