#!/usr/bin/env ruby
 
require 'rubygems'
require 'twitter'
require 'net/http'
require 'fileutils'
require ENV['TM_SUPPORT_PATH'] + "/lib/exit_codes.rb"
 
COCOA_DIALOG = ENV['TM_SUPPORT_PATH'] + "/bin/CocoaDialog"
CACHEDIR = ENV['HOME'] + '/Library/Caches/TwitterMonitor'
FileUtils.mkdir_p CACHEDIR unless File.exist?(CACHEDIR)
 
template = <<EOF
# .twitter
# 
# Please fill in fields like this:
#
#  email: [email protected] (username also works)
#  password: secret
#
email: 
password: 
EOF
 
 
# ensure config file for twitter gem exists
begin
  config = YAML::load open(ENV['HOME'] + "/.twitter")
rescue
  open(ENV["HOME"] + '/.twitter','w').write(template)
  config = YAML::load open(ENV['HOME'] + "/.twitter")
end
 
# make sure there's actually account information in there
if config == false or config.nil? or config['email'].nil? or config['password'].nil?
  res = %x{"#{COCOA_DIALOG}" ok-msgbox --no-newline --float \
  --text "Please edit ~/.twitter to include your twitter email and password" \
  --informative-text "Press OK to edit your ~/.twitter file in a new tab."}
  TextMate.exit_show_tool_tip("Cancelled!") if res == "2"
  `cygstart "txmt://open?url=file://#{ENV['HOME']}/.twitter"`
end
 
# attempt to retrieve statuses from friend timeline
begin
  statuses = Twitter::Base.new(config['email'], config['password']).timeline
rescue
  success = false
end
 
isEven = true
bgStyle = ""
statuses.select do |status|
  # ensure messages are suitable for display
  next if status.text.nil? || status.user.name.nil?
  status.text.gsub!(/"/, "'")
  #p status
 
  # try to find the most likely icon for this user
  icon = Dir.glob("#{CACHEDIR}/#{status.user.screen_name}.{gif,jpeg,jpg,png}").first
 
  # download and cache icons if nonexistant or over a month old
  unless icon and File.mtime(icon) > Time.now - 2629743.83
    image = Net::HTTP.get(URI.parse(status.user.profile_image_url))
    icon = CACHEDIR + "/" + status.user.screen_name + "." + status.user.profile_image_url.match(/\.(\w+)\?/)[1]
    icf = open(icon, "w")
    icf.write(image)
    icf.close
  end
  winicon = `cygpath -w #{icon}` # need to leave this out for TextMate.
  (isEven = !isEven) ? bgStyle = "background-color:#EEEEFF;" : bgStyle = ""
  puts "<p style='font-family:Helvetica,Arial,sans-serif; #{bgStyle}'><img src='file://#{winicon}' style='float:left' />#{status.user.name} (#{status.user.screen_name}):<br />#{status.text}</p>"
end