quick streaming twitter keyword search

twitter-keyword

#!/usr/bin/env ruby
# filename: twitter-stream
#
#$ sudo gem install twitter-stream json
#$ ./twitter-stream superbowl
#@ZZZZThomas If you tell me your fave #SuperBowl recipe here, you could win free books
#@ZZle_Model smh all these #steelerhaters... They must not want the steelers to win a

require 'rubygems'
require 'json'
require 'twitter/json_stream'

keyword = ARGV[0]
puts "watching #{keyword}"
EventMachine::run {
  stream = Twitter::JSONStream.connect(
    :path    => "/1/statuses/filter.json?track=#{keyword}",
    :auth    => 'username:password'
  )

  stream.each_item do |item|
    jitem = JSON.parse(item)
    puts "@#{jitem["user"]["screen_name"]} #{jitem["text"]}"
  end

  stream.on_error do |message|
    # No need to worry here. It might be an issue with Twitter. 
    # Log message for future reference. JSONStream will try to reconnect after a timeout.
    puts "error #{message}"
  end

  stream.on_max_reconnects do |timeout, retries|
    puts "max. reconnects"
    # Something is wrong on your side. Send yourself an email.
  end
}