class SocialNet::Facebook::Api::ScrapeRequest
Public Class Methods
new(attrs = {})
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# File lib/social_net/facebook/api/scrape_request.rb, line 12 def initialize(attrs = {}) @host = 'www.facebook.com' @username = attrs[:username] @video_id = attrs[:video_id] @path = attrs.fetch :path, "/#{attrs[:username]}/videos/#{attrs[:video_id]}/" @method = attrs.fetch :method, :get end
Public Instance Methods
run()
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# File lib/social_net/facebook/api/scrape_request.rb, line 20 def run print "#{as_curl}\n" case response = run_http_request when Net::HTTPOK data_string = Nokogiri::HTML response.body parse_video_data data_string else raise Errors::ResponseError, response end end
Private Instance Methods
as_curl()
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# File lib/social_net/facebook/api/scrape_request.rb, line 60 def as_curl 'curl'.tap do |curl| curl << " -X #{http_request.method}" http_request.each_header do |name, value| curl << %Q{ -H "#{name}: #{value}"} end curl << %Q{ -d '#{http_request.body}'} if http_request.body curl << %Q{ "#{@uri.to_s}"} end end
http_request()
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# File lib/social_net/facebook/api/scrape_request.rb, line 38 def http_request http_class = "Net::HTTP::#{@method.capitalize}".constantize @http_request ||= http_class.new(uri.request_uri) end
parse_video_data(data)
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# File lib/social_net/facebook/api/scrape_request.rb, line 47 def parse_video_data(data) m = data.content.match(/hd_src:"([^\\"]*)"/) raise Errors::UnknownVideo unless m {}.tap do |video| video['id'] = @video_id video['video_url'] = data.at("meta[property='og:url']")['content'] video['link'] = m[1] video['caption'] = data.at("meta[name='description']")['content'] video['thumbnail_url'] = data.at("meta[property='og:image']")['content'] end end
run_http_request()
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# File lib/social_net/facebook/api/scrape_request.rb, line 32 def run_http_request Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http| http.request http_request end end
uri()
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# File lib/social_net/facebook/api/scrape_request.rb, line 43 def uri @uri ||= URI::HTTPS.build host: @host, path: @path end