Propane helper to colorize build output messages.

gistfile1.js

// This scans the chat for messages containing build information (think CI)
//
// All messages starting with "Build #" and containing successfull will be
// green, anything other with "Build #" will be red
//
//
Campfire.BuildColorizer = Class.create({
  initialize: function(chat) {
    this.chat = chat;
    var messages = this.chat.transcript.messages;
    for (var i = 0; i < messages.length; i++) {
      this.detectBuildMessage(messages[i]);
    }
  },

  detectBuildMessage: function(message) {
    if (!message.pending() && message.kind === 'text') {
      var body = message.bodyElement();
      var text = message.bodyElement().innerText;
      var match = text.match(/^Build #/);
      if (!match) return;
      var successMatch = text.match(/successful/);
      if (successMatch) {
          body.setAttribute("style", "color: green;");
      } else {          
          body.setAttribute("style", "color: red;");
      }
    }
  },

  onMessagesInsertedBeforeDisplay: function(messages) {
    for (var i = 0; i < messages.length; i++) {
      this.detectBuildMessage(messages[i]);
    }
  },

  onMessageAccepted: function(message, messageID) {
    this.detectBuildMessage(message);
  }
});

Campfire.Responders.push("BuildColorizer");
window.chat.installPropaneResponder("BuildColorizer", "buildcolorizer");