+#c.f. part_event_condition_option.pm / part_event_condition_option_option
+#used for part_event/Condition/payby.pm
+sub condition_sql_option_option {
+ my( $class, $option ) = @_;
+
+ ( my $condname = $class ) =~ s/^.*:://;
+
+ my $optionnum =
+ "( SELECT optionnum FROM part_event_condition_option
+ WHERE part_event_condition_option.eventconditionnum =
+ cond_$condname.eventconditionnum
+ AND part_event_condition_option.optionname = '$option'
+ AND part_event_condition_option.optionvalue = 'HASH'
+ )";
+
+ "( SELECT optionname FROM part_event_condition_option_option
+ WHERE optionnum = $optionnum
+ )";
+
+}
+
+