Class: Dianping::Api::MiddleWare

Inherits:
Object
  • Object
show all
Defined in:
lib/dianping/api/middle_ware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, client) ⇒ MiddleWare

Returns a new instance of MiddleWare.



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# File 'lib/dianping/api/middle_ware.rb', line 6

def initialize(app, client)
  @app = app
  @client = client
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/dianping/api/middle_ware.rb', line 11

def call(env)
  check_session(env)
  @app.call(env).on_complete do |response_env|
    hash = MultiJson.load response_env.body, symbolized_keys: true
    check_response(hash)
  end
end

#check_response(body) ⇒ Object

Raises:



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# File 'lib/dianping/api/middle_ware.rb', line 27

def check_response(body)
  code = body[:code].to_i
  msg = format('[%<code>d]%<msg>s', code: code, msg: body[:msg])

  raise TokenExpireError, msg if code == 608
  raise UsageError, msg if code >= 800
  raise Error, msg unless code == 200
end

#check_session(_env) ⇒ Object

Raises:



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# File 'lib/dianping/api/middle_ware.rb', line 19

def check_session(_env)
  raise TokenMissingError unless @client.token.authorized?
  return unless @client.token.expired?

  @client.token.refresh
  raise TokenExpireError
end