Add some customizations and fun things.

scripts/dilbert.coffee

@@ -0,0 +1,24 @@
+# Description:
+#   Retrieve Dilbert comics for entertainment but not profit
+#
+# Commands:
+#   hubot dilbert me [YYYY-MM-DD] - retrieves Dilbert comic, defaults to today's
+
+module.exports = (robot) ->
+    robot.hear /dilbert me\.? ?(.*)?/i, (msg) ->
+        url = 'https://dilbert.com'
+        if msg.match[1]?
+          comicDateRegexp = /\d\d\d\d-?\d\d-?\d\d/
+          if not comicDateRegexp.exec(msg.match[1])?
+            msg.send("I do not understand '#{msg.match[1]}' as a date.")
+            return
+          url = "#{url}/strip/#{msg.match[1]}"
+        msg.http(url)
+          .get() (err, res, body) ->
+            if err
+              msg.send "Sorry, I can't do that."
+              return
+            rx1 = /img-responsive.*>/
+            rx2 = /\/\/[^"]*/
+            img = rx2.exec(rx1.exec(body)).toString()
+            msg.send("https:#{img}.png")