HuasoFoundries / phpPgAdmin6

        $elements  = [];

        $i         = $j         = 0;

        $in_quotes = false;

        while ($i < strlen($arr)) {

            // If current char is a double quote and it's not escaped, then

            // enter quoted bit

            $char = substr($arr, $i, 1);

            if ($char == '"' && ($i == 0 || substr($arr, $i - 1, 1) != '\\')) {

                $in_quotes = !$in_quotes;

            } elseif ($char == ',' && !$in_quotes) {

                // Add text so far to the array

                $elements[] = substr($arr, $j, $i - $j);

                $j          = $i + 1;

            }

            ++$i;

        }

        // Add final text to the array

        $elements[] = substr($arr, $j);

        $aces      = [];

        $i         = $j         = 0;

        $in_quotes = false;

        while ($i < strlen($acl)) {

            // If current char is a double quote and it's not escaped, then

            // enter quoted bit

            $char = substr($acl, $i, 1);

            if ($char == '"' && ($i == 0 || substr($acl, $i - 1, 1) != '\\')) {

                $in_quotes = !$in_quotes;

            } elseif ($char == ',' && !$in_quotes) {

                // Add text so far to the array

                $aces[] = substr($acl, $j, $i - $j);

                $j      = $i + 1;

            }

            ++$i;

        }

        // Add final text to the array

        $aces[] = substr($acl, $j);