Class: Faraday::Adapter::Patron

Inherits:
Faraday::Adapter show all
Defined in:
lib/faraday/adapter/patron.rb

Constant Summary

Constants inherited from Faraday::Adapter

CONTENT_LENGTH

Instance Attribute Summary

Attributes included from Parallelism

#supports_parallel

Instance Method Summary collapse

Methods inherited from Faraday::Adapter

#save_response

Methods included from Faraday::AutoloadHelper

#all_loaded_constants, #autoload_all, #load_autoloaded_constants

Methods included from Parallelism

#inherited, #supports_parallel?

Methods inherited from Middleware

dependency, inherited, loaded?, new

Methods included from MiddlewareRegistry

#fetch_middleware, #load_middleware, #lookup_middleware, #middleware_mutex, #register_middleware

Constructor Details

#initialize(app, &block) ⇒ Patron

Returns a new instance of Patron


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# File 'lib/faraday/adapter/patron.rb', line 6

def initialize(app, &block)
  super(app)
  @block = block
end

Instance Method Details

#call(env) ⇒ Object


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# File 'lib/faraday/adapter/patron.rb', line 11

def call(env)
  super

  # TODO: support streaming requests
  env[:body] = env[:body].read if env[:body].respond_to? :read

  session = @session ||= create_session

  if req = env[:request]
    session.timeout = session.connect_timeout = req[:timeout] if req[:timeout]
    session.connect_timeout = req[:open_timeout]              if req[:open_timeout]

    if proxy = req[:proxy]
      proxy_uri = proxy[:uri].dup
      proxy_uri.user = proxy[:user] && Utils.escape(proxy[:user]).gsub('+', '%20')
      proxy_uri.password = proxy[:password] && Utils.escape(proxy[:password]).gsub('+', '%20')
      session.proxy = proxy_uri.to_s
    end
  end

  response = begin
    data = env[:body] ? env[:body].to_s : nil
    session.request(env[:method], env[:url].to_s, env[:request_headers], :data => data)
  rescue Errno::ECONNREFUSED, ::Patron::ConnectionFailed
    raise Error::ConnectionFailed, $!
  end

  save_response(env, response.status, response.body, response.headers)

  @app.call env
rescue ::Patron::TimeoutError => err
  if err.message == "Connection time-out"
    raise Faraday::Error::ConnectionFailed, err
  else
    raise Faraday::Error::TimeoutError, err
  end
rescue ::Patron::Error => err
  if err.message.include?("code 407")
    raise Error::ConnectionFailed, %{407 "Proxy Authentication Required "}
  else
    raise Error::ConnectionFailed, err
  end
end

#create_sessionObject


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# File 'lib/faraday/adapter/patron.rb', line 70

def create_session
  session = ::Patron::Session.new
  session.insecure = true
  @block.call(session) if @block
  session
end