https://devel.zelenazeme.cz/%7BplgContentF2cSef%7D1006:co-znamena-biologicka-dostupnost-cbd-a-proc-je-tak-dulezita,56:o-konopi%7B/plgContentF2cSef%7D

private static function fixBrokenHtmlTags($string)
{
	$params = Params::get();

	$string = RL_Html::fix($string);  // It causes an encoding error and then the System - Form2Content SEF plugin does not work
			
			// J!E - FIX - coding error
			$string = str_replace( '%7B' , '{' , $string );
			$string = str_replace( '%7D' , '}' , $string );
			
	if ( ! $params->place_comments)
	{
		return $string;
	}

	return Protect::wrapInCommentTags($string);
}