Class: Twitterpunch::Streamer

Inherits:
Object
  • Object
show all
Defined in:
lib/twitterpunch/streamer.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Streamer

Returns a new instance of Streamer.



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# File 'lib/twitterpunch/streamer.rb', line 10

def initialize(config)
  @config = config
  @viewer = config[:display]
  @client = Twitter::Streaming::Client.new(config[:twitter])
  @logger = Twitterpunch::Logger.new(config)
  @output = File.expand_path(config[:photodir])

  begin
    @handle = Twitter::REST::Client.new(config[:twitter]).current_user.screen_name
  rescue Twitter::Error => e
    puts "Cannot retrieve Twitter username."
    puts "It's likely that you're on Windows and your SSL environment isn't complete"
    puts "Download http://curl.haxx.se/ca/cacert.pem and set the environment variable"
    puts "SSL_CERT_FILE to point to it."
    puts e.message
  end

  FileUtils.mkdir_p(@output) unless File.directory?(@output)
end

Instance Method Details

#handle(tweet) ⇒ Object 



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# File 'lib/twitterpunch/streamer.rb', line 48

def handle(tweet)
  if tweet.is_a?(Twitter::Tweet)
    @logger.info(tweet.text)
    @logger.log(tweet.user.screen_name, tweet.text)

    content = tweet.text.gsub(/http\S*/,'').gsub(/#\S*/,'').gsub(/@#{@config[:handle]}/, '')

    if tweet.media?
      uri      = tweet.media.first.media_uri

      http     = Net::HTTP.new(uri.host, uri.port)
      request  = Net::HTTP::Get.new(uri.request_uri)
      response = http.request(request)

      image    = File.basename uri.path

      File.open("#{@output}/#{image}", 'wb') do |file|
        file.write(response.body)
      end

      unless tweet.user.screen_name == @handle
        @config[:state][image] = content
      end

      if @viewer
        @viewer.pop(image, content)
      else
        # OS X screensaver doesn't reload images dynamically. This kinda sucks.
        if RUBY_PLATFORM =~ /darwin/ and system('pgrep ScreenSaverEngine >/dev/null')
          system('osascript', '-e', 'tell application "System Events" to stop current screen saver')
          system('osascript', '-e', 'tell application "System Events" to start current screen saver')
        end
      end

    end

    unless tweet.user.screen_name == @handle
      message = "#{tweet.user.name} says #{content}"

      case RUBY_PLATFORM
      when /mingw|cygwin/
        system('cscript', "#{@config[:resources]}/say.vbs", message)
      when /darwin/
        system('say', message)
      end
    end

  end
end

#stream ⇒ Object 



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# File 'lib/twitterpunch/streamer.rb', line 36

def stream
  begin
    if @config[:hashtag]
      @client.filter(:track => @config[:hashtag]) { |tweet| handle(tweet) }
    else
      @client.user { |tweet| handle(tweet) }
    end
  rescue Interrupt => e
    @logger.error "Exiting: #{e.message}"
  end
end

#thread ⇒ Object 



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# File 'lib/twitterpunch/streamer.rb', line 30

def thread
  Thread.new do
    stream
  end
end