PHP s3 uploading, require (S3.php)

s3 uploading

function s3_uploading ($flname, $vid, $cover) {
        if($_FILES[$flname]["name"]) {
		$photodir;
		try {
			if ((($_FILES[$flname]["type"] == "image/gif") || ($_FILES[$flname]["type"] == "image/jpg") || ($_FILES[$flname]["type"] == "image/jpeg") || ($_FILES[$flname]["type"] == "image/pjpeg")) && ($_FILES[$flname]["size"] < 1000000)) {
				if ($_FILES[$flname]["error"] > 0) {
					echo "Return Code: " . $_FILES[$flname]["error"] . "<br />";
				}
				else {

					//include the S3 class
					if (!class_exists('S3'))require_once('S3.php');

					//AWS access info
					if (!defined('awsAccessKey')) define('awsAccessKey', '');
					if (!defined('awsSecretKey')) define('awsSecretKey', '');

					//instantiate the class
					$s3 = new S3(awsAccessKey, awsSecretKey);

					//retreive post variables
					$fileName = $_FILES[$flname]["name"];
					$fileTempName = $_FILES[$flname]['tmp_name'];
					$imgName = "/".$fileName;
					$thumb = "/thumbs/".$fileName;
					//move the file
					if ($s3->putObjectFile($fileTempName, "bucketname", $imgName, S3::ACL_PUBLIC_READ)) {
						createThumbs($_FILES[$flname]['tmp_name'], $photodir."thumbs/". $_FILES[$flname]["name"], 100);
						$s3->putObjectFile($photodir."thumbs/". $_FILES[$flname]["name"], "bucketname", $thumb, S3::ACL_PUBLIC_READ);
						echo "<strong>We successfully uploaded your file.</strong>";
					}
					else {
						echo "<strong>Something went wrong while uploading your file... sorry.</strong>";
					}
				}
			}
			else {
				echo "Invalid file".$_FILES[$flname]["error"];
			}
		}
		catch (Exception $e) {
			echo $e;
		}
	}
}