Merge pull request github#32 from Aupajo/master

Add Dictionary

src/scripts/dictionary.coffee

@@ -0,0 +1,34 @@
+# Dictionary definitions with the Wordnik API. You'll need an API key from http://developer.wordnik.com/
+#
+# define me <word> - Grabs a dictionary definition of a word.
+module.exports = (robot) ->
+  robot.respond /define( me)? (.*)/i, (msg) ->
+
+    if process.env.WORDNIK_API_KEY == undefined
+      msg.send "Missing WORDNIK_API_KEY env variable."
+      return
+
+    word = msg.match[2]
+
+    msg.http("http://api.wordnik.com/v4/word.json/#{escape(word)}/definitions")
+      .header('api_key', process.env.WORDNIK_API_KEY)
+      .get() (err, res, body) ->
+        definitions = JSON.parse(body)
+
+        if definitions.length == 0
+          msg.send "No definitions for \"#{word}\" found."
+        else
+          reply = "Definitions for \"#{word}\":\n"
+
+          lastSpeechType = null
+          definitions = definitions.forEach (def) ->
+            # Show the part of speech (noun, verb, etc.) when it changes
+            if def.partOfSpeech != lastSpeechType
+              reply += " (#{def.partOfSpeech})\n" if def.partOfSpeech != undefined
+
+            lastSpeechType = def.partOfSpeech
+
+            reply += "  - #{def.text}\n"
+
+          msg.send reply
+