Created
June 3, 2013 12:11
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#!/usr/bin/env ruby -w | |
require 'csv' | |
require 'json' | |
require 'ostruct' | |
require 'open-uri' | |
require 'optparse' | |
def setup_options | |
options = OpenStruct.new | |
options.tag = nil | |
options.pages = 1 | |
options.file = nil | |
options.delay = 5 | |
parser = OptionParser.new do |opts| | |
opts.banner = "Usage: tweetcons.rb [options]" | |
opts.separator "" | |
opts.separator "Specific options:" | |
opts.on( "-t", "--tag TAGNAME", "Tag to cons" ) do |tag| | |
options.tag = tag | |
end | |
opts.on( "-n", "--numpages [NUMBER]", Integer, "Number of pages to retrieve (default: 1)" ) do |pages| | |
options.pages = pages | |
end | |
opts.on( "-o", "--outfile [FILENAME]", "Output filename to write (default: TAGNAME.csv)" ) do |file| | |
options.file = file | |
end | |
opts.on( "-d", "--delay [SECONDS]", Integer, "Number of seconds to pause between pages (default: 5)" ) do |delay| | |
options.delay = delay | |
end | |
end | |
parser.parse! | |
if options.tag.nil? | |
puts parser.to_s | |
puts "Error: No TAGNAME specified" | |
exit | |
end | |
if options.file.nil? | |
options.file = "#{options.tag}.csv" | |
end | |
options | |
end | |
OPTIONS = setup_options | |
FIELDS = [ | |
"from_user_name", | |
"created_at", | |
"profile_image_url", | |
"from_user_id", | |
"text", | |
"from_user", | |
"iso_language_code", | |
] | |
def page_url( page ) | |
"http://search.twitter.com/search.json?q=#{OPTIONS.tag}&include_entities=true&with_twitter_user_id=true&result_type=mixed&rpp=100&page=#{page}" | |
end | |
def extract_tags( tweet ) | |
tweet['entities']['hashtags'].map { |tagging| tagging['text'] }.join(",") | |
end | |
def extract_links( tweet ) | |
tweet['entities']['urls'].map { |link| link['expanded_url'] }.join(",") | |
end | |
def process_tweet( tweet ) | |
tweet.select { |k,v| FIELDS.include?( k ) }. | |
merge( { "tags" => extract_tags( tweet ) } ). | |
merge( { "links" => extract_links( tweet ) } ) | |
end | |
def process_page( tweets, number, json ) | |
json['results'].inject( tweets ) do |acc,tweet| | |
acc << process_tweet( tweet ) | |
end | |
end | |
tweets = [] | |
puts "Grabbing #{OPTIONS.pages} pages of the hashtag #{OPTIONS.tag}" | |
(OPTIONS.pages).times do |page_number| | |
puts "Getting page #{page_number+1}" | |
url = page_url( page_number+1 ) | |
puts "\tURL=#{url}" | |
open( page_url( page_number+1 ) ) do |f| | |
puts "\tProcessing tweets" | |
tweets = process_page( tweets, page_number, JSON.parse( f.read ) ) | |
end | |
puts "\tPausing..." | |
sleep OPTIONS.delay | |
end | |
puts "Writing to #{OPTIONS.file}" | |
CSV.open( "#{OPTIONS.file}", "wb", { :force_quotes => true } ) do |csv| | |
tweets.each do |tweet| | |
csv << tweet.values | |
end | |
end | |
puts "Done" |
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