Class: Rack::Passthrough::Endpoint

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/passthrough.rb

Instance Method Summary collapse

Constructor Details

#initialize(endpoint) ⇒ Endpoint

Returns a new instance of Endpoint.



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# File 'lib/rack/passthrough.rb', line 8

def initialize( endpoint )
  raise "Required api endpoint path." if endpoint.blank?
  @endpoint = endpoint
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/passthrough.rb', line 23

def call(env)
  request = Rack::Request.new(env)
  full_path = URI::join( @endpoint, request.path )
  # Set Query String
  full_path.query = request.query_string
  data = request.body.read

  conn = HTTParty.method( request.request_method.downcase.to_sym )

  # Handle form-encoded or application/json
  if env["action_dispatch.request.request_parameters"].blank?
    body  = Rack::Utils.parse_query( data ) unless data.blank?
  else
    body = env["action_dispatch.request.request_parameters"] unless data.blank?
  end

  response = conn.call( full_path.to_s, { body: body } )

  # Headers
  headers = {}
  response.headers.each do |key,value|
    headers.merge!({ key => to_normal_string(value) })
  end

  # Fix no response
  headers.except!('transfer-encoding')


  [ response.code , headers , [response.body] ]
end

#to_normal_string(data) ⇒ Object 



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# File 'lib/rack/passthrough.rb', line 13

def to_normal_string(data)
  if data.class == Array
    data = data.join
  else
    data
  end

  data
end