protected function leadSWF()
	{
		$exif  = exif_imagetype($this->file);
		$flash = ($exif === IMAGETYPE_SWF || $exif === IMAGETYPE_SWC);

		if ($exif)
		{
			return $this->closeCase("swf", "application/x-shockwave-flash");
		}

		return null;
	}
protected function leadSWF()
	{
		$exif  = exif_imagetype($this->file);
		$flash = ($exif === IMAGETYPE_SWF || $exif === IMAGETYPE_SWC);

		if ($exif)
		{
			return $this->closeCase("swf", "application/x-shockwave-flash");
		}

		return null;
	}
protected function leadSWF ( ) { $ exif = exif_imagetype ( $ this -> file ) ; $ flash = ( $ exif === IMAGETYPE_SWF || $ exif === IMAGETYPE_SWC ) ; if ( $ exif ) { return $ this -> closeCase ( "swf" , "application/x-shockwave-flash" ) ; } return null ; }
Checks if the file is a SWF.

@return boolean|null
Checks if the file is a SWF .