    # File lib/rbot/core/irclog.rb, line 216
      def log_topic(m)
        case m.info_or_set
        when :set
          if m.source == @bot.myself
            irclog "@ I set topic \"#{m.topic}\"", m.channel
          else
            irclog "@ #{m.source} set topic \"#{m.topic}\"", m.channel
          end
        when :info
          topic = m.channel.topic
          irclog "@ Topic is \"#{m.topic}\"", m.channel
          irclog "@ Topic set by #{topic.set_by} on #{topic.set_on}", m.channel
        end
      end