Class: Faraday::Adapter::HTTPX

Inherits:
Faraday::Adapter show all
Includes:
RequestMixin
Defined in:
lib/httpx/adapters/faraday.rb

Defined Under Namespace

Modules: OnDataPlugin, ReasonPlugin, RequestMixin, RequestOptionsExtensions Classes: ParallelManager

Constant Summary collapse

SSL_ERROR =

:nocov:

if defined?(Faraday::SSLError)
  Faraday::SSLError
else
  Faraday::Error::SSLError
end
CONNECTION_FAILED_ERROR = 
if defined?(Faraday::ConnectionFailed)
  Faraday::ConnectionFailed
else
  Faraday::Error::ConnectionFailed
end

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ HTTPX

Returns a new instance of HTTPX.



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# File 'lib/httpx/adapters/faraday.rb', line 205

def initialize(app, options = {})
  super(app)
  @session_options = options
end

Class Method Details

.session ⇒ Object 



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# File 'lib/httpx/adapters/faraday.rb', line 125

def self.session
  @session ||= ::HTTPX.plugin(:compression).plugin(:persistent).plugin(ReasonPlugin)
end

.setup_parallel_manager ⇒ Object 



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# File 'lib/httpx/adapters/faraday.rb', line 200

def setup_parallel_manager
  ParallelManager.new
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/httpx/adapters/faraday.rb', line 210

def call(env)
  super
  if parallel?(env)
    handler = env[:parallel_manager].enqueue(env)
    handler.on_response do |response|
      if response.is_a?(::HTTPX::Response)
        save_response(env, response.status, response.body.to_s, response.headers, response.reason) do |response_headers|
          response_headers.merge!(response.headers)
        end
      else
        env[:error] = response.error
        save_response(env, 0, "", {}, nil)
      end
    end
    return handler
  end

  session = HTTPX.session
  session = session.with(@session_options) unless @session_options.empty?
  session = session.with(options_from_env(env))
  session = session.plugin(:proxy).with(proxy: { uri: env.request.proxy }) if env.request.proxy
  session = session.plugin(OnDataPlugin) if env.request.stream_response?

  request = session.build_request(*build_request(env))

  request.response_on_data = env.request.on_data if env.request.stream_response?

  response = session.request(request)
  # do not call #raise_for_status for HTTP 4xx or 5xx, as faraday has a middleware for that.
  response.raise_for_status unless response.is_a?(::HTTPX::Response)
  save_response(env, response.status, response.body.to_s, response.headers, response.reason) do |response_headers|
    response_headers.merge!(response.headers)
  end
  @app.call(env)
rescue ::HTTPX::TLSError => e
  raise SSL_ERROR, e
rescue Errno::ECONNABORTED,
       Errno::ECONNREFUSED,
       Errno::ECONNRESET,
       Errno::EHOSTUNREACH,
       Errno::EINVAL,
       Errno::ENETUNREACH,
       Errno::EPIPE,
       ::HTTPX::ConnectionError => e
  raise CONNECTION_FAILED_ERROR, e
end