check-unread-chats

check-unread-chats.rb

#!/usr/bin/env ruby

require 'net/http'
require 'nokogiri'
require 'yaml'

def credential_pairs_from_yaml
  YAML.load(File.open("#{ENV['HOME']}/.google-credentials.yml"))
rescue
  {}
end

def credential_pairs
  if ARGV[0] && ARGV[1]
    { ARGV[0] => ARGV[1] }
  else
    credential_pairs_from_yaml
  end
end

def unread_chats(username, password)
  http = Net::HTTP.new('mail.google.com', 443)
  http.use_ssl = true
  request = Net::HTTP::Get.new('/mail/feed/atom/chats')
  request.basic_auth username, password
  response = http.request(request)

  xml = Nokogiri::XML(response.body)
  xml.search('entry')
end

def notify(message)
  `osascript -e 'display notification "#{message}" with title "Unread Chats"'`
end

begin
  credential_pairs.each do |username, password|
    unread = unread_chats(username, password)
    if unread.any?
      notify "#{unread.count} unread for #{username}"
    end
  end
rescue
  notify 'An error occurred in check-unread-chats'
end

Usage:

./check-unread-chats.rb <username> <password>

Or, enter a hash of username-password pairs into $HOME/.google-credentials.yml and invoke with no arguments. The script will create a new notification if you have any missed chats.