Current File : //proc/thread-self/root/www/loslex_o/tracker/vendor/slim/slim/Slim/Http/UploadedFile.php
<?php
/**
* Slim Framework (https://slimframework.com)
*
* @license https://github.com/slimphp/Slim/blob/3.x/LICENSE.md (MIT License)
*/
namespace Slim\Http;
use InvalidArgumentException;
use Psr\Http\Message\StreamInterface;
use Psr\Http\Message\UploadedFileInterface;
use RuntimeException;
/**
* Represents an uploaded file according to the PSR-7 standard.
*
* @link https://github.com/php-fig/http-message/blob/master/src/UploadedFileInterface.php
* @link https://github.com/php-fig/http-message/blob/master/src/StreamInterface.php
*/
class UploadedFile implements UploadedFileInterface
{
/**
* The client-provided full path to the file
*
* @note this is public to maintain BC with 3.1.0 and earlier.
*
* @var string
*/
public $file;
/**
* The client-provided file name.
*
* @var string
*/
protected $name;
/**
* The client-provided media type of the file.
*
* @var string
*/
protected $type;
/**
* The size of the file in bytes.
*
* @var int
*/
protected $size;
/**
* A valid PHP UPLOAD_ERR_xxx code for the file upload.
*
* @var int
*/
protected $error = UPLOAD_ERR_OK;
/**
* Indicates if the upload is from a SAPI environment.
*
* @var bool
*/
protected $sapi = false;
/**
* An optional StreamInterface wrapping the file resource.
*
* @var StreamInterface
*/
protected $stream;
/**
* Indicates if the uploaded file has already been moved.
*
* @var bool
*/
protected $moved = false;
/**
* Create a normalized tree of UploadedFile instances from the Environment.
*
* Returns a normalized tree of UploadedFile instances or null if none are provided.
*
* @param Environment $env The environment
*
* @return array|null
*/
public static function createFromEnvironment(Environment $env)
{
if (is_array($env['slim.files']) && $env->has('slim.files')) {
return $env['slim.files'];
} elseif (! empty($_FILES)) {
return static::parseUploadedFiles($_FILES);
}
return [];
}
/**
* Parse a non-normalized, i.e. $_FILES superglobal, tree of uploaded file data.
*
* Returns a normalized tree of UploadedFile instances.
*
* @param array $uploadedFiles The non-normalized tree of uploaded file data.
*
* @return array
*/
private static function parseUploadedFiles(array $uploadedFiles)
{
$parsed = [];
foreach ($uploadedFiles as $field => $uploadedFile) {
if (!isset($uploadedFile['error'])) {
if (is_array($uploadedFile)) {
$parsed[$field] = static::parseUploadedFiles($uploadedFile);
}
continue;
}
$parsed[$field] = [];
if (!is_array($uploadedFile['error'])) {
$parsed[$field] = new static(
$uploadedFile['tmp_name'],
isset($uploadedFile['name']) ? $uploadedFile['name'] : null,
isset($uploadedFile['type']) ? $uploadedFile['type'] : null,
isset($uploadedFile['size']) ? $uploadedFile['size'] : null,
$uploadedFile['error'],
true
);
} else {
$subArray = [];
foreach ($uploadedFile['error'] as $fileIdx => $error) {
// normalise subarray and re-parse to move the input's keyname up a level
$subArray[$fileIdx]['name'] = $uploadedFile['name'][$fileIdx];
$subArray[$fileIdx]['type'] = $uploadedFile['type'][$fileIdx];
$subArray[$fileIdx]['tmp_name'] = $uploadedFile['tmp_name'][$fileIdx];
$subArray[$fileIdx]['error'] = $uploadedFile['error'][$fileIdx];
$subArray[$fileIdx]['size'] = $uploadedFile['size'][$fileIdx];
$parsed[$field] = static::parseUploadedFiles($subArray);
}
}
}
return $parsed;
}
/**
* @param string $file The full path to the uploaded file provided by the client.
* @param string|null $name The file name.
* @param string|null $type The file media type.
* @param int|null $size The file size in bytes.
* @param int $error The UPLOAD_ERR_XXX code representing the status of the upload.
* @param bool $sapi Indicates if the upload is in a SAPI environment.
*/
public function __construct($file, $name = null, $type = null, $size = null, $error = UPLOAD_ERR_OK, $sapi = false)
{
$this->file = $file;
$this->name = $name;
$this->type = $type;
$this->size = $size;
$this->error = $error;
$this->sapi = $sapi;
}
/**
* Retrieve a stream representing the uploaded file.
*
* This method MUST return a StreamInterface instance, representing the
* uploaded file. The purpose of this method is to allow utilizing native PHP
* stream functionality to manipulate the file upload, such as
* stream_copy_to_stream() (though the result will need to be decorated in a
* native PHP stream wrapper to work with such functions).
*
* If the moveTo() method has been called previously, this method MUST raise
* an exception.
*
* @return StreamInterface
*
* @throws RuntimeException in cases when no stream is available or can be created.
*/
public function getStream()
{
if ($this->moved) {
throw new RuntimeException(sprintf('Uploaded file %s has already been moved', $this->name));
}
if ($this->stream === null) {
$this->stream = new Stream(fopen($this->file, 'r'));
}
return $this->stream;
}
/**
* Move the uploaded file to a new location.
*
* Use this method as an alternative to move_uploaded_file(). This method is
* guaranteed to work in both SAPI and non-SAPI environments.
* Implementations must determine which environment they are in, and use the
* appropriate method (move_uploaded_file(), rename(), or a stream
* operation) to perform the operation.
*
* $targetPath may be an absolute path, or a relative path. If it is a
* relative path, resolution should be the same as used by PHP's rename()
* function.
*
* The original file or stream MUST be removed on completion.
*
* If this method is called more than once, any subsequent calls MUST raise
* an exception.
*
* When used in an SAPI environment where $_FILES is populated, when writing
* files via moveTo(), is_uploaded_file() and move_uploaded_file() SHOULD be
* used to ensure permissions and upload status are verified correctly.
*
* If you wish to move to a stream, use getStream(), as SAPI operations
* cannot guarantee writing to stream destinations.
*
* @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 InvalidArgumentException If the $path specified is invalid.
* @throws RuntimeException On any error during the move operation or on the second subsequent call to the method.
*/
public function moveTo($targetPath)
{
if ($this->moved) {
throw new RuntimeException('Uploaded file already moved');
}
$targetIsStream = strpos($targetPath, '://') > 0;
if (!$targetIsStream && !is_writable(dirname($targetPath))) {
throw new InvalidArgumentException('Upload target path is not writable');
}
if ($targetIsStream) {
if (!copy($this->file, $targetPath)) {
throw new RuntimeException(sprintf('Error moving uploaded file %s to %s', $this->name, $targetPath));
}
if (!unlink($this->file)) {
throw new RuntimeException(sprintf('Error removing uploaded file %s', $this->name));
}
} elseif ($this->sapi) {
if (!is_uploaded_file($this->file)) {
throw new RuntimeException(sprintf('%s is not a valid uploaded file', $this->file));
}
if (!move_uploaded_file($this->file, $targetPath)) {
throw new RuntimeException(sprintf('Error moving uploaded file %s to %s', $this->name, $targetPath));
}
} else {
if (!rename($this->file, $targetPath)) {
throw new RuntimeException(sprintf('Error moving uploaded file %s to %s', $this->name, $targetPath));
}
}
$this->moved = true;
}
/**
* Retrieve the error associated with the uploaded file.
*
* The return value MUST be one of PHP's UPLOAD_ERR_XXX constants.
*
* If the file was uploaded successfully, this method MUST return
* UPLOAD_ERR_OK.
*
* Implementations SHOULD return the value stored in the "error" key of
* the file in the $_FILES array.
*
* @see http://php.net/manual/en/features.file-upload.errors.php
*
* @return int
*/
public function getError()
{
return $this->error;
}
/**
* Retrieve the filename sent by the client.
*
* Do not trust the value returned by this method. A client could send
* a malicious filename with the intention to corrupt or hack your
* application.
*
* Implementations SHOULD return the value stored in the "name" key of
* the file in the $_FILES array.
*
* @return string|null
*/
public function getClientFilename()
{
return $this->name;
}
/**
* Retrieve the media type sent by the client.
*
* Do not trust the value returned by this method. A client could send
* a malicious media type with the intention to corrupt or hack your
* application.
*
* Implementations SHOULD return the value stored in the "type" key of
* the file in the $_FILES array.
*
* @return string|null
*/
public function getClientMediaType()
{
return $this->type;
}
/**
* Retrieve the file size.
*
* Implementations SHOULD return the value stored in the "size" key of
* the file in the $_FILES array if available, as PHP calculates this based
* on the actual size transmitted.
*
* @return int|null
*/
public function getSize()
{
return $this->size;
}
}
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