/**
* If the equation contains refernece to this, expand to comma separated list if needed.
* @param type $eqn
*/
function ExpandThisVar($src)
{
$splitter = '(?:\\b(?:self|that))(?:\\.(?:[A-Z0-9_]+))*';
$parts = preg_split("/(" . $splitter . ")/i", $src, -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
$result = '';
foreach ($parts as $part) {
if (preg_match("/" . $splitter . "/", $part)) {
$result .= LimeExpressionManager::GetAllVarNamesForQ($this->questionSeq, $part);
} else {
$result .= $part;
}
}
return $result;
}
