mongrel.rb

mongrel.rb - Giuseppe Lippolis, 2011-12-11 22:35

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if ['2.3.8', '2.3.9', '2.3.10', '2.3.11','2.3.14'].include?(Rails.version) && Gem.available?('mongrel', '~>1.1.5') && self.class.const_defined?(:Mongrel)
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  # Pulled right from latest rack. Old looked like this in 1.1.0 version.
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  # 
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  # def [](k)
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  #   super(@names[k] ||= @names[k.downcase])
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  # end
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  # 
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  module Rack
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    module Utils
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      class HeaderHash < Hash
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        def [](k)
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          super(@names[k]) if @names[k]
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          super(@names[k.downcase])
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        end
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      end
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    end
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  end
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  # Code pulled from the ticket above.
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  # 
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  class Mongrel::CGIWrapper
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    def header_with_rails_fix(options = 'text/html')
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      @head['cookie'] = options.delete('cookie').flatten.map { |v| v.sub(/^\n/,'') } if options.class != String and options['cookie']
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      header_without_rails_fix(options)
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    end
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    alias_method_chain :header, :rails_fix
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  end
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  # Pulled right from 2.3.8 ActionPack. Simple diff was
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  # 
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  # if headers.include?('Set-Cookie')
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  #   headers['cookie'] = headers.delete('Set-Cookie').split("\n")
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  # end
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  # 
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  # to 
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  # 
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  # if headers['Set-Cookie']
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  #   headers['cookie'] = headers.delete('Set-Cookie').split("\n")
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  # end
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  #       
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  module ActionController
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    class CGIHandler
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      def self.dispatch_cgi(app, cgi, out = $stdout)
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        env = cgi.__send__(:env_table)
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        env.delete "HTTP_CONTENT_LENGTH"
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        cgi.stdinput.extend ProperStream
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        env["SCRIPT_NAME"] = "" if env["SCRIPT_NAME"] == "/"
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        env.update({
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          "rack.version" => [0,1],
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          "rack.input" => cgi.stdinput,
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          "rack.errors" => $stderr,
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          "rack.multithread" => false,
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          "rack.multiprocess" => true,
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          "rack.run_once" => false,
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          "rack.url_scheme" => ["yes", "on", "1"].include?(env["HTTPS"]) ? "https" : "http"
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        })
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        env["QUERY_STRING"] ||= ""
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        env["HTTP_VERSION"] ||= env["SERVER_PROTOCOL"]
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        env["REQUEST_PATH"] ||= "/"
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        env.delete "PATH_INFO" if env["PATH_INFO"] == ""
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        status, headers, body = app.call(env)
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        begin
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          out.binmode if out.respond_to?(:binmode)
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          out.sync = false if out.respond_to?(:sync=)
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          headers['Status'] = status.to_s
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          if headers['Set-Cookie']
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            headers['cookie'] = headers.delete('Set-Cookie').split("\n")
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          end
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          out.write(cgi.header(headers))
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          body.each { |part|
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            out.write part
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            out.flush if out.respond_to?(:flush)
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          }
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        ensure
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          body.close if body.respond_to?(:close)
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        end
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      end
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    end
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  end
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  # $Id: patch_for_mongrel.rb 168 2010-10-09 10:36:25Z imc $
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# Fix for mongrel which still doesn't know about Rails 2.2's changes, 
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# We provide a backwards compatible wrapper around the new
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# ActionController::base.relative_url_root,
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# so it can still be called off of the actually non-existing
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# AbstractRequest class.
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end