<?php

declare(strict_types=1);

namespace Nyholm\Psr7;

use Psr\Http\Message\{StreamInterface, UploadedFileInterface};

/**
 * @author Michael Dowling and contributors to guzzlehttp/psr7
 * @author Tobias Nyholm <tobias.nyholm@gmail.com>
 * @author Martijn van der Ven <martijn@vanderven.se>
 *
 * @final This class should never be extended. See https://github.com/Nyholm/psr7/blob/master/doc/final.md
 */
class UploadedFile implements UploadedFileInterface
{
    /** @var array */
    private const ERRORS = [
        \UPLOAD_ERR_OK => 1,
        \UPLOAD_ERR_INI_SIZE => 1,
        \UPLOAD_ERR_FORM_SIZE => 1,
        \UPLOAD_ERR_PARTIAL => 1,
        \UPLOAD_ERR_NO_FILE => 1,
        \UPLOAD_ERR_NO_TMP_DIR => 1,
        \UPLOAD_ERR_CANT_WRITE => 1,
        \UPLOAD_ERR_EXTENSION => 1,
    ];

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

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

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

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

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

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

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

    /**
     * @param StreamInterface|string|resource $streamOrFile
     * @param int $size
     * @param int $errorStatus
     * @param string|null $clientFilename
     * @param string|null $clientMediaType
     */
    public function __construct($streamOrFile, $size, $errorStatus, $clientFilename = null, $clientMediaType = null)
    {
        if (false === \is_int($errorStatus) || !isset(self::ERRORS[$errorStatus])) {
            throw new \InvalidArgumentException('Upload file error status must be an integer value and one of the "UPLOAD_ERR_*" constants');
        }

        if (false === \is_int($size)) {
            throw new \InvalidArgumentException('Upload file size must be an integer');
        }

        if (null !== $clientFilename && !\is_string($clientFilename)) {
            throw new \InvalidArgumentException('Upload file client filename must be a string or null');
        }

        if (null !== $clientMediaType && !\is_string($clientMediaType)) {
            throw new \InvalidArgumentException('Upload file client media type must be a string or null');
        }

        $this->error = $errorStatus;
        $this->size = $size;
        $this->clientFilename = $clientFilename;
        $this->clientMediaType = $clientMediaType;

        if (\UPLOAD_ERR_OK === $this->error) {
            // Depending on the value set file or stream variable.
            if (\is_string($streamOrFile) && '' !== $streamOrFile) {
                $this->file = $streamOrFile;
            } elseif (\is_resource($streamOrFile)) {
                $this->stream = Stream::create($streamOrFile);
            } elseif ($streamOrFile instanceof StreamInterface) {
                $this->stream = $streamOrFile;
            } else {
                throw new \InvalidArgumentException('Invalid stream or file provided for UploadedFile');
            }
        }
    }

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

        if ($this->moved) {
            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;
        }

        if (false === $resource = @\fopen($this->file, 'r')) {
            throw new \RuntimeException(\sprintf('The file "%s" cannot be opened: %s', $this->file, \error_get_last()['message'] ?? ''));
        }

        return Stream::create($resource);
    }

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

        if (!\is_string($targetPath) || '' === $targetPath) {
            throw new \InvalidArgumentException('Invalid path provided for move operation; must be a non-empty string');
        }

        if (null !== $this->file) {
            $this->moved = 'cli' === \PHP_SAPI ? @\rename($this->file, $targetPath) : @\move_uploaded_file($this->file, $targetPath);

            if (false === $this->moved) {
                throw new \RuntimeException(\sprintf('Uploaded file could not be moved to "%s": %s', $targetPath, \error_get_last()['message'] ?? ''));
            }
        } else {
            $stream = $this->getStream();
            if ($stream->isSeekable()) {
                $stream->rewind();
            }

            if (false === $resource = @\fopen($targetPath, 'w')) {
                throw new \RuntimeException(\sprintf('The file "%s" cannot be opened: %s', $targetPath, \error_get_last()['message'] ?? ''));
            }

            $dest = Stream::create($resource);

            while (!$stream->eof()) {
                if (!$dest->write($stream->read(1048576))) {
                    break;
                }
            }

            $this->moved = true;
        }
    }

    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;
    }
}

• [D] Factory
• [F] MessageTrait.php
  Delete
• [F] Request.php
  Delete
• [F] RequestTrait.php
  Delete
• [F] Response.php
  Delete
• [F] ServerRequest.php
  Delete
• [F] Stream.php
  Delete
• [F] StreamTrait.php
  Delete
• [F] UploadedFile.php
  Delete
• [F] Uri.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.
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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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