use druplicon-style factoid.coffee instead

Author: walkah

hubot-scripts.json

@@ -1 +1 @@
-["factoid.coffee", "drupalorg.coffee", "tell.coffee", "karma.coffee", "pg-brain.coffee", "shipit.coffee", "xkcd.coffee", "github-commits.coffee", "botsnack.coffee", "hello.coffee"]
+["drupalorg.coffee", "tell.coffee", "karma.coffee", "pg-brain.coffee", "shipit.coffee", "xkcd.coffee", "github-commits.coffee", "botsnack.coffee", "hello.coffee"]

scripts/factoid.coffee

@@ -0,0 +1,51 @@
+class Factoids
+  constructor: (@robot) ->
+    @robot.brain.on 'loaded', =>
+      @cache = @robot.brain.data.factoids
+      @cache = {} unless @cache
+
+  add: (key, val) ->
+    @cache[key] = val
+    @robot.brain.data.factoids = @cache
+    "Okay."
+
+  get: (key) ->
+    if @cache[key]
+      @cache[key]
+
+  delete: (key) ->
+    if @cache[key]
+      delete @cache[key]
+      "Okay, I've forgotten about " + key + "."
+
+
+module.exports = (robot) ->
+  factoids = new Factoids robot
+
+  robot.respond /forget (about )?(.*)/i, (msg) ->
+    result = factoids.delete msg.match[2]
+    if result
+      msg.reply result
+
+  robot.respond /(.*?) (is|are) (also )?(.*)/i, (msg) ->
+    # We are adding to an existing factoid and not deleting one that
+    # contains is as the key (needed for cleanup of prior match
+    # previously being greedy
+    if !msg.message.match(/: forget /i)
+      if msg.match[3] and factoids.get msg.match[1]
+        result = factoids.add msg.match[1], (factoids.get msg.match[1]) + " and " + msg.match[2] + " also " + msg.match[4]
+      else
+        result = factoids.add msg.match[1], msg.match[2] + " " + msg.match[4]
+      msg.reply result
+
+  robot.hear /^(.+)(\?|!)$/i, (msg) ->
+    key = msg.match[1]
+    # Don't return a factoid if we're adding a factoid.
+    if /(is|are) .+/.exec key
+      return
+    result = factoids.get key
+    if result
+      if reply = /(is|are) (<reply>)(.*)/.exec result
+        msg.send reply[3]
+      else
+        msg.send msg.match[1] + " " + result