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<?php

/* --------------------------------------------------------------
   UploadedFile.inc.php 2016-03-10
   Gambio GmbH
   http://www.gambio.de
   Copyright (c) 2016 Gambio GmbH
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------
*/

/**
 * Class UploadedFile
 *
 * Use this file class to validate that a file was uploaded by and HTTP POST request. 
 * 
 * @category   System
 * @package    Shared
 * @subpackage FileSystem
 */
class UploadedFile extends ExistingFile
{
    /**
     * UploadedFile constructor.
     *
     * @param NonEmptyStringType $absoluteFilePath
     * 
     * @throws InvalidArgumentException If the file was not uploaded with an HTTP POST request.
     *                                  
     * @seee is_uploaded_file
     */
    public function __construct(NonEmptyStringType $absoluteFilePath)
    {
        if(!is_uploaded_file($absoluteFilePath->asString()))
        {
            throw new InvalidArgumentException('The provided file was not uploaded with HTTP POST: '
                                                . $absoluteFilePath->asString());
        }
        
        parent::__construct($absoluteFilePath);
    }
}