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Handling gzip responses in Ruby Net::HTTP library
# from http://pushandpop.blogspot.com.au/2011/05/handling-gzip-responses-in-ruby-nethttp.html
# i wanted syntax highlighting
require 'net/http'
debug = Proc.new{|msg| STDERR.puts "[#{Time.now.strftime('%Y-%m-%d %H:%M:%S')}] #{msg}" }
page = nil
http = Net::HTTP.new( "www.google.com", 80 )
req = Net::HTTP::Get.new( "/search?num=20&hl=en&noj=1&q=test&btnG=Search", { "Accept-Encoding" => "gzip", "User-Agent" => "gzip" } )
debug.call( "Performing HTTP GET request for (#{req.path})." )
res = http.request( req )
debug.call( "Received HTTP Response Code (#{res.code})" )
case res
when Net::HTTPSuccess then
begin
if res.header[ 'Content-Encoding' ].eql?( 'gzip' ) then
debug.call( "Performing gzip decompression for response body." )
sio = StringIO.new( res.body )
gz = Zlib::GzipReader.new( sio )
page = gz.read()
debug.call( "Finished decompressing gzipped response body." )
else
debug.call( "Page is not compressed. Using text response body. " )
page = res.body
end
rescue Exception
debug.call( "Error occurred (#{$!.message})" )
# handle errors
raise $!.message
end
end
puts page
@otobrglez

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@otobrglez otobrglez commented May 4, 2014

Have in mind that Net::HTTP also supports compression out of the box.

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