Class: RestClient::Request

Inherits:
Object
  • Object
show all
Defined in:
lib/restclient/components.rb

Overview

Reopen the RestClient::Request class to add a level of indirection in order to create the stack of Rack middleware.

Instance Method Summary collapse

Instance Method Details

#execute(&block) ⇒ Object 



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# File 'lib/restclient/components.rb', line 100

def execute(&block)
  uri = URI.parse(@url)
  # minimal rack spec
  env = {
    "restclient.hash" => {
      :request => self,
      :error => nil,
      :block => block
    },
    "REQUEST_METHOD" => @method.to_s.upcase,
    "SCRIPT_NAME" => "",
    "PATH_INFO" => uri.path || "/",
    "QUERY_STRING" => uri.query || "",
    "SERVER_NAME" => uri.host,
    "SERVER_PORT" => uri.port.to_s,
    "rack.version" => ::Rack::VERSION,
    "rack.run_once" => false,
    "rack.multithread" => true,
    "rack.multiprocess" => true,
    "rack.url_scheme" => uri.scheme,
    "rack.input" => payload || StringIO.new().set_encoding("ASCII-8BIT"),
    "rack.errors" => $stderr
  }
  @processed_headers.each do |key, value|
    env.merge!("HTTP_"+key.to_s.gsub("-", "_").upcase => value)
  end
  if content_type = env.delete('HTTP_CONTENT_TYPE')
    env['CONTENT_TYPE'] = content_type
  end
  if content_length = env.delete('HTTP_CONTENT_LENGTH')
    env['CONTENT_LENGTH'] = content_length
  end
  stack = RestClient::RACK_APP
  RestClient.components.each do |(component, args)|
    if (args || []).empty?
      stack = component.new(stack)
    else
      stack = component.new(stack, *args)
    end
  end
  response = stack.call(env)
  # allow to use the response block, even if not using the Compatibility component
  unless RestClient.enabled?(RestClient::Rack::Compatibility)
    if block = env['restclient.hash'][:block]
      block.call(response)
    end
  end
  response
end

#original_execute ⇒ Object 



99
 
# File 'lib/restclient/components.rb', line 99

alias_method :original_execute, :execute