end
if /^'rating:(.*)$/ =~ str
black_id, white_id = $1.split(":").map {|a| a.strip}
- add(black_mark, identify_id(black_id),
- identify_id(white_id), white_mark, time)
+ black_id = identify_id(black_id)
+ white_id = identify_id(white_id)
+ unless black_id == white_id
+ add(black_mark, black_id, white_id, white_mark, time)
+ end
end
end