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<?php namespace GuzzleHttp\Psr7; use InvalidArgumentException; use Psr\Http\Message\StreamInterface; use Psr\Http\Message\UploadedFileInterface; use RuntimeException; class UploadedFile implements UploadedFileInterface { /** * @var int[] */ private static $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 */ private $clientFilename; /** * @var string */ private $clientMediaType; /** * @var int */ private $error; /** * @var null|string */ 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 ) { $this->setError($errorStatus); $this->setSize($size); $this->setClientFilename($clientFilename); $this->setClientMediaType($clientMediaType); if ($this->isOk()) { $this->setStreamOrFile($streamOrFile); } } /** * Depending on the value set file or stream variable * * @param mixed $streamOrFile * @throws InvalidArgumentException */ private function setStreamOrFile($streamOrFile) { 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' ); } } /** * @param int $error * @throws InvalidArgumentException */ private function setError($error) { if (false === is_int($error)) { throw new InvalidArgumentException( 'Upload file error status must be an integer' ); } if (false === in_array($error, UploadedFile::$errors)) { throw new InvalidArgumentException( 'Invalid error status for UploadedFile' ); } $this->error = $error; } /** * @param int $size * @throws InvalidArgumentException */ private function setSize($size) { if (false === is_int($size)) { throw new InvalidArgumentException( 'Upload file size must be an integer' ); } $this->size = $size; } /** * @param mixed $param * @return boolean */ private function isStringOrNull($param) { return in_array(gettype($param), ['string', 'NULL']); } /** * @param mixed $param * @return boolean */ private function isStringNotEmpty($param) { return is_string($param) && false === empty($param); } /** * @param string|null $clientFilename * @throws InvalidArgumentException */ private function setClientFilename($clientFilename) { if (false === $this->isStringOrNull($clientFilename)) { throw new InvalidArgumentException( 'Upload file client filename must be a string or null' ); } $this->clientFilename = $clientFilename; } /** * @param string|null $clientMediaType * @throws InvalidArgumentException */ private function setClientMediaType($clientMediaType) { if (false === $this->isStringOrNull($clientMediaType)) { throw new InvalidArgumentException( 'Upload file client media type must be a string or null' ); } $this->clientMediaType = $clientMediaType; } /** * Return true if there is no upload error * * @return boolean */ private function isOk() { return $this->error === UPLOAD_ERR_OK; } /** * @return boolean */ public function isMoved() { return $this->moved; } /** * @throws RuntimeException if is moved or not ok */ private function validateActive() { 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'); } } /** * {@inheritdoc} * @throws RuntimeException if the upload was not successful. */ public function getStream() { $this->validateActive(); if ($this->stream instanceof StreamInterface) { return $this->stream; } return new LazyOpenStream($this->file, 'r+'); } /** * {@inheritdoc} * * @see http://php.net/is_uploaded_file * @see http://php.net/move_uploaded_file * @param string $targetPath Path to which to move the uploaded file. * @throws RuntimeException if the upload was not successful. * @throws InvalidArgumentException if the $path specified is invalid. * @throws RuntimeException on any error during the move operation, or on * the second or subsequent call to the method. */ public function moveTo($targetPath) { $this->validateActive(); if (false === $this->isStringNotEmpty($targetPath)) { throw new InvalidArgumentException( 'Invalid path provided for move operation; must be a non-empty string' ); } if ($this->file) { $this->moved = php_sapi_name() == 'cli' ? rename($this->file, $targetPath) : move_uploaded_file($this->file, $targetPath); } else { copy_to_stream( $this->getStream(), new LazyOpenStream($targetPath, 'w') ); $this->moved = true; } if (false === $this->moved) { throw new RuntimeException( sprintf('Uploaded file could not be moved to %s', $targetPath) ); } } /** * {@inheritdoc} * * @return int|null The file size in bytes or null if unknown. */ public function getSize() { return $this->size; } /** * {@inheritdoc} * * @see http://php.net/manual/en/features.file-upload.errors.php * @return int One of PHP's UPLOAD_ERR_XXX constants. */ public function getError() { return $this->error; } /** * {@inheritdoc} * * @return string|null The filename sent by the client or null if none * was provided. */ public function getClientFilename() { return $this->clientFilename; } /** * {@inheritdoc} */ public function getClientMediaType() { return $this->clientMediaType; } }
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