Created
November 4, 2012 16:53
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celluloid streaming content and write to mysql db
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class Writer | |
include Celluloid | |
include Celluloid::Logger | |
def write_tweet(tweet) | |
DB[:links].insert(tweet) | |
end | |
end | |
PoolWrite=Writer.pool(size:20) | |
class FetchUrl | |
include Celluloid | |
include Celluloid::Logger | |
def process_tweet(tweet) | |
PoolWrite.write_tweet!(transform_tweet(tweet)) if has_url?(tweet) | |
end | |
protected | |
def has_url?(tweet) | |
/http/ === tweet[:text] | |
end | |
def get_real_url(url) | |
follower=Unwind::RedirectFollower.new(url) | |
follower.resolve | |
follower.final_url | |
end | |
def transform_tweet(tweet) | |
url=URI.extract(tweet[:text]).select {|u| /http/ === u }.first | |
url = get_real_url(url) | |
content=Nokogiri::HTML(RestClient.get(url)) | |
title=content.search("title").inner_text | |
{ | |
url:url, | |
tweet:tweet[:text], | |
keywords:"", | |
status:0, | |
title:title | |
} | |
end | |
end | |
Pooler=FetchUrl.pool(size:50) | |
class TwitterTracker | |
include Celluloid | |
include Celluloid::Logger | |
attr_accessor :tracker, :words | |
def initialize(words) | |
@tracker=Tweedle.new | |
@words=words | |
end | |
def tracks() | |
predicates = { | |
track: words | |
} | |
tracker.statuses.filter(predicates: predicates) do |tweet| | |
next unless text = tweet[:text] | |
Pooler.process_tweet!(tweet) | |
end | |
end | |
end | |
# | |
TwitterTracker.new("keywords").tracks | |
loop { | |
sleep 1 | |
} |
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