Added GitHub status script

src/scripts/github-status.coffee

@@ -0,0 +1,57 @@
+# Description:
+#   Show current GitHub status and messages
+#
+# Dependencies:
+#   None
+#
+# Configuration:
+#   None
+#
+# Commands:
+#   hubot github status - Returns the current system status and timestamp.
+#   hubot github status last - Returns the last human communication, status, and timestamp.
+#   hubot github status messages - Returns the most recent human communications with status and timestamp.
+#
+# Author:
+#   voke
+
+module.exports = (robot) ->
+  robot.respond /github status$/i, (msg) ->
+    status msg
+
+  robot.respond /github status last$/i, (msg) ->
+    lastMessage msg
+
+  robot.respond /github status messages$/i, (msg) ->
+    statusMessages msg
+
+# NOTE: messages contains new lines for some reason.
+formatString = (string) ->
+  decodeURIComponent(string.replace(/(\n)/gm," "))
+
+status = (msg) ->
+  msg.http('https://status.github.com/api/status.json')
+    .get() (err, res, body) ->
+      json = JSON.parse(body)
+      now = new Date()
+      date = new Date(json['last_updated'])
+      secondsAgo = Math.round((now.getTime() - date.getTime()) / 1000)
+      msg.send "Status: #{json['status']} (#{secondsAgo} seconds ago)"
+
+lastMessage = (msg) ->
+  msg.http('https://status.github.com/api/last-message.json')
+    .get() (err, res, body) ->
+      json = JSON.parse(body)
+      date = new Date(json['created_on'])
+      msg.send "Status: #{json['status']}\n" +
+               "Message: #{formatString(json['body'])}\n" +
+               "Date: #{date.toLocaleString()}"
+
+statusMessages = (msg) ->
+  msg.http('https://status.github.com/api/messages.json')
+    .get() (err, res, body) ->
+      json = JSON.parse(body)
+      buildMessage = (message) ->
+        date = new Date(message['created_on'])
+        "[#{message['status']}] #{formatString(message['body'])} (#{date.toLocaleString()})"
+      msg.send (buildMessage message for message in json).join('\n')