<?php

/**
 * A utility class to handle multipart/form-data requests, the kind of requests that support file uploads.
 * Wraps PHP's functions and global arrays to emulate Java's MultipartRequest class.
 * @package		diy-framework
 * @subpackage	controller
 * @author		Martynas Jusevicius <hide@address.com>
 * @link		http://www.xml.lt
 */

class MultipartRequest
{
	private $saveDir = null;

/**
 * Constructs MultipartRequest from a simple Request.
 * @param Request $request
 * @param string $saveDir Directory to save files to
 */

	public function __construct(Request $request, $saveDir)
	{
		$this->saveDir = $saveDir;
	}

/**
 * Returns the content type of an uploaded file, or null if the file was not included in the upload.
 * @param string $fileParam The name of the file input in HTML
 * @return string Content type
 */

	public function getContentType($fileParam)
	{
		if (isset($_FILES[$fileParam]) && $_FILES[$fileParam]["error"] != UPLOAD_ERR_NO_FILE) return $_FILES[$fileParam]["type"];
		else return null;
	}

/**
 * Returns the filesystem name of an uploaded file, or null if the file was not included in the upload.
 * @param string $fileParam The name of the file input in HTML
 * @return string Filesystem name
 */

	public function getFilesystemName($fileParam)
	{
		if (isset($_FILES[$fileParam]) && $_FILES[$fileParam]["error"] != UPLOAD_ERR_NO_FILE) return $_FILES[$fileParam]["tmp_name"];
		else return null;
	}

/**
 * Returns the original name of an uploaded file (as supplied by the client browser), or null if the file was not included in the upload.
 * @param string $fileParam The name of the file input in HTML
 * @return string Original name
 */

	public function getOriginalFileName($fileParam)
	{
		if (isset($_FILES[$fileParam]) && $_FILES[$fileParam]["error"] != UPLOAD_ERR_NO_FILE) return $_FILES[$fileParam]["name"];
		else return null;
	}
}

?>