Emoji plugin for Talker

emoji-plugin.js

plugin.onMessageInsertion = function (event) {
  var content;
  content = Talker.getLastInsertion().replace(/:[\w_+]+:/g, function (match) {
    var emoji = match,
        filename = (emoji == ':+1:' ? ':plus1:' : emoji).replace(/:/g, '');

    return "<img class=\"emoji\" title=\"" + emoji + "\" alt=\"" + emoji + "\" height=\"20\" width=\"20\" align=\"absmiddle\" src=\"https://teambox.com/assets/emojis/" + filename + ".png\">"
  });
  return content;
};