[code=php]
/**
* @name getFileName
* @desc This function checks if a file already exists, if so it adds _# at the back.
*
* @author Koen Van den Wijngaert <koen.van.den.wijngaert@sitemasters.be>
* @version 1.0
* @param string $sUploadDir The directory the file is located
* @param string $sName The filename
* @param bool[optional] $bReplace Determines whether the file should be overwritten or not. [Default: false]
*
* @return The name of the image after the check.
*/
function getFileName($sUploadDir, $sName, $bReplace = false) {
	if($bReplace === true) {
		return $sName;
	}
	if(!file_exists($sUploadDir . $sName)) {
		return $sName;
	}
	$aFile = explode('.', $sName);
	$sExt = array_pop($aFile);
	$sFileName = implode('.', $aFile);	
	for($i = 1; $i <= 255; $i++) {
		if(!file_exists($sUploadDir . $sFileName . '_'.$i.'.' . $sExt)) {
			$sPath = $sFileName . '_'.$i.'.' . $sExt;
			break;
		}
	}
	return $sPath;
}