Class: Tit

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

Overview

Why are you reading the documentation, you cunt?

Constant Summary collapse

VERSION = 
[2, 1, 0]
RCFILE = 
File.join(ENV["HOME"], ".titrc")
RTFILE = 
File.join(ENV["HOME"], ".titrt")
ATFILE = 
File.join(ENV["HOME"], ".titat")
READERS = 
[:public, :home, :mentions, :user_timeline, :direct_messages]
WRITERS = 
[:update, :new_direct_message]
URLS = 
{
  :public => "/statuses/public_timeline.xml",
  :home => "/statuses/home_timeline.xml",
  :mentions => "/statuses/mentions.xml",
  :user_timeline => "/statuses/user_timeline.xml",
  :update => "/statuses/update.xml",
  :direct_messages => "/direct_messages.xml",
  :new_direct_message => "/direct_messages/new.xml"
}
KEY = 
"K2OOlWbQodfm4YV9Fmeg"
SECRET = 
"B1HuqK8zoDDLboRAWPqlHTFbLVdkQfquzoUC1MkuM"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Tit

Returns a new instance of Tit.



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# File 'lib/tit.rb', line 116

def initialize
  @consumer = OAuth::Consumer.new(KEY, SECRET,
                                  { :site => "https://twitter.com" })
  # get terminal width
  @cols = %x[tput cols].to_i
  # get status count
  @prefs = YAML.load_file(RCFILE)
end

Instance Attribute Details

#opts ⇒ Object

Returns the value of attribute opts.



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# File 'lib/tit.rb', line 124

def opts
  @opts
end

Instance Method Details

#abort(msg) ⇒ Object 



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# File 'lib/tit.rb', line 351

def abort(msg)
  error(msg)
  puts @opts
  exit(-1)
end

#error(msg) ⇒ Object 



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# File 'lib/tit.rb', line 347

def error(msg)
  tuts "#{File.basename $0}: #{msg}"
end

#get_access ⇒ Object 



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# File 'lib/tit.rb', line 126

def get_access
  begin
    @access_token = File.open(ATFILE, "r") do |at|
      params = YAML.load(at)
      @userid = params[:screen_name]
      OAuth::AccessToken.from_hash(@consumer, params)
    end
  rescue Errno::ENOENT => e
    request_token = @consumer.get_request_token
    File.open(RTFILE, "w") do |rt|
      YAML.dump(request_token.params, rt)
    end
    File.open(RCFILE, "w") do |rc|
      YAML.dump({:count => 10}, rc)
    end
    tuts "Please visit '#{request_token.authorize_url}'."
    tuts "When you finish, provide your pin with `tit --pin PIN'"
    exit(0)
  end
end

#get_tits(action, payload) ⇒ Object 



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# File 'lib/tit.rb', line 173

def get_tits(action, payload)
  # Build the API Endpoint
  api_endpoint = URLS[action]
  if(action == :user_timeline and not payload.nil?)
    api_endpoint.concat("?screen_name=".concat(payload['user'])).concat("&count=#{@prefs[:count]}")
  else
    api_endpoint.concat("?count=#{@prefs[:count]}")
  end
  api_endpoint.concat("&include_entities=true")
  
  coder = HTMLEntities.new
  
  # Parse XML
  xmlbody = @access_token.get(api_endpoint).body
  # Errors
  Nokogiri.XML(xmlbody).xpath("//errors").map do |xml|
    if xml.at_xpath("./error").content == "This application is not allowed to access or delete your direct messages"
      abort("Your OAuth key is not authorized for direct messaging.\nDelete #{TITAT} and run tit without arguments to reauthorize.")
    end
  end
  # no errors - get tits
  if action != :direct_messages
    Nokogiri.XML(xmlbody).xpath("//status").map do |xml|
      {
        :username => xml.at_xpath("./user/name").content,
        :userid => xml.at_xpath("./user/screen_name").content,
        :text => xml.xpath("./text").map do |n|
          txt = coder.decode(n.content)
          if not xml.xpath("./entities/urls").nil?
            xml.xpath("./entities/urls/url").map do |url| 
              txt.replace_with_expanded_url!(url.xpath("./expanded_url").map { |expurl| expurl.content })
            end
          end
          txt
        end,
        :timestamp => Time.parse(xml.at_xpath("./created_at").content),
        :id => xml.at_xpath("./id").content.to_i,
        :geo => xml.at_xpath("./geo").instance_eval do
          unless children.empty?
            n, e = children[1].content.split.map { |s| s.to_f }
            "#{n.abs}#{n >= 0 ? 'N' : 'S'} #{e.abs}#{e >= 0 ? 'E' : 'W'}"
          end
        end
      }
    end
  else
    # get the dms
    Nokogiri.XML(xmlbody).xpath("//direct_message").map do |xml|
      {
        :username => xml.at_xpath("./sender/name").content,
        :userid => xml.at_xpath("./sender_screen_name").content,
        :text => xml.xpath("./text").map {|n| coder.decode(n.content)},
        :timestamp => Time.parse(xml.at_xpath("./created_at").content),
        :id => xml.at_xpath("./id").content.to_i,
      }
    end
  end
end

#poll(wait, action, notify) ⇒ Object 



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# File 'lib/tit.rb', line 287

def poll(wait, action, notify)
  tits = {}
  get_tits(action).reverse.each do |status|
    show_tit(status)
    tits[status[:id]] = status
  end
  last_update = Time.now()
  loop do
    print "\r", " " * (s = "Last update was at #{last_update.strftime "%X"}, " +
                       "next update at #{(Time.now + wait).strftime "%X"}"
                       print s
                       STDOUT.flush
                       sleep(wait)
                       s.length), "\r"
    begin
      num_tits = get_tits(action).reverse.reject do |status|
        tits.include? status[:id]
      end.each_with_index do |status, i|
        if i == 0
          tuts "more updates (at #{Time.now.strftime "%X"}):"
          puts ""
        end
        show_tit(status)
        tits[status[:id]] = status
      end.length
      %x[#{notify} '#{num_tits} new tit#{num_tits == 1 ? '' : 's'}!'] unless notify.nil? or num_tits == 0
      last_update = Time.now()
    rescue SocketError, Errno::ENETUNREACH, Errno::ETIMEDOUT, NoMethodError => e
      tuts "networking error, will try again later"
    end
  end
end

#run(options) ⇒ Object 



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# File 'lib/tit.rb', line 320

def run(options)
  if READERS.include? options[:action]
    if options[:wait].nil?
      get_tits(options[:action], options[:payload]).reverse.each &method(:show_tit)
    else
      poll(options[:wait], options[:action], options[:notify])
    end
  elsif options[:action] == :update
    update options[:payload]
  elsif options[:action] == :new_direct_message
    send_dm options[:payload]
  end
end

#send_dm(payload) ⇒ Object 



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# File 'lib/tit.rb', line 249

def send_dm(payload)
  # Count URLs only as t.co length, not full length.
  if payload["text"].length > 140
    tuts "your message is too long (by #{payload["text"].length - 140} characters)"
    tuts "here is what would get posted:"
    payload["text"][0...140].wrapped(@cols - 2).each { |l| puts "  #{l}" }
    exit(-1)
  end
  
  response = @access_token.post(URLS[:new_direct_message], payload)
  
  # Check the response for errors
  Nokogiri.XML(response).xpath("//hash").map do |xml|
      if not xml.at_xpath("./error").content.eql?("")
        abort("you cannot send a dm to someone who doesn't follow you")
      end
  end
end

#show_tit(status) ⇒ Object 



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# File 'lib/tit.rb', line 268

def show_tit(status)
  person = if status[:userid].eql? @userid
             "you"
           else
             "#{status[:username]} (#{status[:userid]})"
           end
  at = status[:timestamp].time_ago_in_words
  if status[:geo].nil?
    tuts "#{person} said, #{at}:"
  else
    tuts "#{person} said, #{at}, from #{status[:geo]}:"
  end

  status[:text].each do |line|
    line.wrapped(@cols - 2).each { |l| puts "  #{l}" }
  end
  puts ""
end

#tuts(*strs) ⇒ Object 



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# File 'lib/tit.rb', line 343

def tuts(*strs)
  strs.each { |s| puts s.to_s.wrapped(@cols) }
end

#update(payload) ⇒ Object 



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# File 'lib/tit.rb', line 232

def update(payload)
  if payload["status"] == STDIN
    payload["status"] = STDIN.read
  end

  # Count URLs only as t.co length, not full length.

  if payload["status"].length > 140
    tuts "your status is too long (by #{payload["status"].length - 140} characters)"
    tuts "here is what would get posted:"
    payload["status"][0...140].wrapped(@cols - 2).each { |l| puts "  #{l}" }
    exit(-1)
  end

  @access_token.post(URLS[:update], payload)
end

#update_count(count) ⇒ Object 



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# File 'lib/tit.rb', line 334

def update_count(count)
  @prefs[:count] = count.to_i
  @prefs["count"] = count.to_i
  File.open(RCFILE, "w") do |rc|
    YAML.dump(@prefs, rc)
  end
  exit(0)
end

#use_pin(pin) ⇒ Object 



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# File 'lib/tit.rb', line 147

def use_pin(pin)
  begin
    request_token = File.open(RTFILE, "r") do |rt|
      params = YAML.load(rt)
      OAuth::RequestToken.from_hash(@consumer, params)
    end
  rescue Errno::ENOENT => e
    tuts "You lost your old token, gotta try again."
    get_access
  end
  begin
    @access_token = request_token.get_access_token(:oauth_verifier => pin)
  rescue OAuth::Unauthorized => e
    tuts "Sorry, that's an old pin."
    File.delete(RTFILE)
    get_access
  end
  File.open(ATFILE, "w") do |at|
    YAML.dump(@access_token.params, at)
  end
  File.delete(RTFILE)
  tuts "Thanks, you're done with authentication."
  tuts "Keep #{ATFILE} secure and intact.  If it's compromised, I can't " +
    "revoke your token."
end