forked from ryanking/earlybird
/
earlybird.rb
225 lines (197 loc) · 5.97 KB
/
earlybird.rb
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# TODO
# switch to xauth
# ask for u/p once, then save token (https://gist.github.com/304123/17685f51b5ecad341de9b58fb6113b4346a7e39f)
$KCODE = 'u'
%w[rubygems pp net/http json twitter-text term/ansicolor twitter highline/import getoptlong].each{|l| require l}
include Term::ANSIColor
class EarlyBird
def initialize(user, pass, filter, track)
httpauth = Twitter::HTTPAuth.new(user, pass)
@client = Twitter::Base.new(httpauth)
@friends = []
@filter = filter
@track = track
end
def highlight(text)
text.gsub(Twitter::Regex::REGEXEN[:extract_mentions], ' ' + cyan('@\2')).
gsub(Twitter::Regex::REGEXEN[:auto_link_hashtags], ' ' + yellow('#\3'))
end
def search_highlight(text)
highlight(text)
@track.inject(text) do |newtext, term|
newtext.gsub /#{term}/i do |match|
green(match)
end
end
end
def print_tweet(sn, text)
print sn(sn) , ': ', highlight(text), "\n"
end
def print_search(sn, text)
print green(bold(sn)) , ': ', search_highlight(text), "\n"
end
def sn(sn)
red(bold(sn))
end
def user_and_status(user_id, status_id)
u = @client.user(user_id)
s = @client.status(status_id)
[u, s]
rescue Twitter::General => e
raise e unless e.message =~ /403/
end
def print_tweet_from_data(data)
if $filter
if data['in_reply_to_user_id'] and @friends.include?(data['in_reply_to_user_id'])
print_tweet(data['user']['screen_name'], data['text'])
end
else
print_tweet(data['user']['screen_name'], data['text'])
end
end
def process(data)
if data['friends']
# initial dump of friends
@friends = data['friends']
elsif data['text'] #tweet
if @friends.include?(data['user']['id'])
if data['retweeted_status']
print sn(data['user']['screen_name']), " retweeted: " + "\n\t"
print_tweet(data['retweeted_status']['user']['screen_name'], data['retweeted_status']['text'])
else
print_tweet_from_data(data)
end
else
print 'search result: ' + sn(data['user']['screen_name']) + "\n"
print "\t"
print_search(data['user']['screen_name'], data['text'])
end
elsif data['event']
case data['event']
when 'favorite', 'unfavorite'
u, s = user_and_status(data['source']['id'], data['target_object']['id'])
print sn(u.screen_name), ' favorited: ' + "\n"
print "\t"
print_tweet(s.user.screen_name, s.text)
when 'unfollow', 'follow', 'block'
s = @client.user(data['source']['id'])
t = @client.user(data['target']['id'])
print sn(s['screen_name']), ' ', data['event'], 'ed', ' ', sn(t['screen_name']), "\n"
when 'retweet'
#ignore
else
puts "unknown event: #{data['event']}"
puts data
end
elsif data['delete']
# ignore deletes
else
puts 'unknown message'
puts data
puts '===='
end
rescue Twitter::RateLimitExceeded
puts "event dropped due to twitter rate limit (reset in #{@client.rate_limit_status['reset_time_in_seconds'] - Time.now} seconds)"
p @client.rate_limit_status
end
end
class Hose
KEEP_ALIVE = /\A3[\r][\n][\n][\r][\n]/
DECHUNKER = /\A[0-F]+[\r][\n]/
NEWLINE = /[\n]/
CRLF = /[\r][\n]/
EOF = /[\r][\n]\Z/
def unchunk(data)
data.gsub(/\A[0-F]+[\r][\n]/, '')
end
def keep_alive?(data)
data =~ KEEP_ALIVE
end
def extract_json(lines)
# lines.map {|line| Yajl::Stream.parse(StringIO.new(line)).to_mash rescue nil }.compact
lines.map {|line| JSON.parse(line).to_hash rescue nil }.compact
end
# filter determines whether you remove @replies from users you don't follow
def run(user, pass, host, path, debug=false, filter=false)
if debug
$stdin.each_line do |line|
process(line)
end
else
while true
begin
Net::HTTP.start(host) {|http|
req = Net::HTTP::Get.new(path)
req.basic_auth user, pass
http.request(req) do |response|
buffer = ''
response.read_body do |data|
unless keep_alive?(data)
buffer << unchunk(data)
if buffer =~ EOF
lines = buffer.split(CRLF)
buffer = ''
else
lines = buffer.split(CRLF)
buffer = lines.pop
end
extract_json(lines).each {|line| yield(line)}
end
end
end
}
rescue Errno::ECONNRESET, EOFError
puts "disconnected from streaming api, reconnecting..."
sleep 5
end
end
end
end
end
user = ask("Enter your username: ")
pass = ask("Enter your password: ") { |q| q.echo = '*' }
def usage
puts "usage: earlybird.rb [-d] [-f] [-t key,words] [-u url] [-h host]"
puts "options: "
puts " -d debug mode, read json from stdin"
puts " -f filter out @replies from users you don't follow"
puts " -t track keywords separated by commas."
puts " -u userstream path. Default: /2b/user.json"
puts " -h userstream hostname: Default: betastream.twitter.com"
end
opts = GetoptLong.new(
[ '--help', GetoptLong::NO_ARGUMENT ],
[ '-d', GetoptLong::OPTIONAL_ARGUMENT ],
[ '-f', GetoptLong::OPTIONAL_ARGUMENT ],
[ '-t', GetoptLong::OPTIONAL_ARGUMENT],
[ '-h', GetoptLong::OPTIONAL_ARGUMENT]
)
$debug = false
$filter = false
$track = nil
$url = '/2b/user.json'
$host = 'betastream.twitter.com'
opts.each do |opt, arg|
case opt
when '--help'
usage
exit 0
when '-f'
$filter = true
when '-d'
$debug = true
when '-t'
$track = arg
when '-u'
$url = arg
when '-h'
$host = arg
end
end
if $track
puts "tracking term #{$track}"
$url << "?track=" + CGI::escape($track)
end
puts "connecting to #{$url}"
eb = EarlyBird.new(user, pass, $filter, $track)
Hose.new.run(user, pass, $host, $url, $debug){|line| eb.process(line)}