Class: Distelli::ServiceBase

Inherits:
Sinatra::Base
  • Object
show all
Defined in:
lib/distelli/serviceframeworksinatra.rb

Constant Summary collapse

LOGGER =

disable :raise_errors disable :show_exceptions disable :dump_errors

Logging.logger[:root]

Instance Method Summary collapse

Constructor Details

#initialize(service_name) ⇒ ServiceBase

Returns a new instance of ServiceBase.



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# File 'lib/distelli/serviceframeworksinatra.rb', line 26

def initialize(service_name)
  super()
  my_layout = Logging::Layouts::Pattern.new(:pattern => "%d:[%l]:[%t]:[%c]:%m\n")
  rf_appender = Logging::Appenders::RollingFile.new(service_name, :filename => './logs/'+service_name+'.log', :layout => my_layout, :roll_by => 'date', :age => '3600')

  LOGGER.add_appenders(rf_appender)
  LOGGER.info("Initialized service: "+service_name)

  @xml_marshaller = Distelli::XmlMarshaller.new
  @json_marshaller = Distelli::JsonMarshaller.new
end

Instance Method Details

#add_object(obj) ⇒ Object 



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# File 'lib/distelli/serviceframeworksinatra.rb', line 38

def add_object(obj)
  LOGGER.info("Added model object: "+obj.inspect.to_s)
  @xml_marshaller.add_object(obj)
  @json_marshaller.add_object(obj)
end

#marshall_error(error) ⇒ Object 



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# File 'lib/distelli/serviceframeworksinatra.rb', line 88

def marshall_error(error)
  response_type = get_response_type(request)
  if error.is_a?(Distelli::BaseException)
    status error.http_code
  else
    error = Distelli::ServerError.new("Cannot marshall error of type "+error.class.name+" Defaulting to ServerError")
    status error.http_code
  end

  headers_hash = Hash.new
  headers_hash[ServiceConstants::SERVER_HEADER] = "DistelliWS"
  headers_hash[ServiceConstants::REQUEST_ID_HEADER] = get_request_id()

  if response_type == ServiceConstants::RESPONSE_TYPE_JSON
    headers_hash[ServiceConstants::CONTENT_TYPE_HEADER] = ServiceConstants::CONTENT_TYPE_JSON
    headers(headers_hash)
    return @json_marshaller.marshall_error(error)
  elsif response_type == ServiceConstants::RESPONSE_TYPE_XML
    headers_hash[ServiceConstants::CONTENT_TYPE_HEADER] = ServiceConstants::CONTENT_TYPE_JSON
    headers(headers_hash)
    return @xml_marshaller.marshall_error(error)
  else
    LOGGER.error("Invalid Response Type: "+response_type)
    error = ServerError.new("Invalid response type: "+response_type)
    status error.http_code
    headers_hash[ServiceConstants::CONTENT_TYPE_HEADER] = ServiceConstants::CONTENT_TYPE_JSON
    headers(headers_hash)
    return @json_marshaller.marshall_error(error)
  end
end

#marshall_response(response, extra_headers = nil, http_code = nil) ⇒ Object 



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# File 'lib/distelli/serviceframeworksinatra.rb', line 61

def marshall_response(response, extra_headers=nil, http_code=nil)
  response_type = get_response_type(request)
  if http_code != nil
    status http_code
  end

  headers_hash = Hash.new
  headers_hash[ServiceConstants::SERVER_HEADER] = "DistelliWS"
  headers_hash[ServiceConstants::REQUEST_ID_HEADER] = get_request_id()

  if extra_headers != nil
    headers_hash.update(extra_headers)
  end

  if response_type == ServiceConstants::RESPONSE_TYPE_JSON
    headers_hash[ServiceConstants::CONTENT_TYPE_HEADER] = ServiceConstants::CONTENT_TYPE_JSON
    headers(headers_hash)
    return @json_marshaller.marshall(response)
  elsif response_type == ServiceConstants::RESPONSE_TYPE_XML
    headers_hash[ServiceConstants::CONTENT_TYPE_HEADER] = ServiceConstants::CONTENT_TYPE_XML
    headers(headers_hash)
    return @xml_marshaller.marshall(response)
  else
    raise StandardError.new("Invalid Response type: "+response_type)
  end
end

#register_model(obj_list) ⇒ Object 



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# File 'lib/distelli/serviceframeworksinatra.rb', line 44

def register_model(obj_list)
  obj_list.each do |obj|
    add_object(obj)
  end
end

#unmarshall_request ⇒ Object 



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# File 'lib/distelli/serviceframeworksinatra.rb', line 50

def unmarshall_request()
  content_type = request[ServiceConstants::CONTENT_TYPE_HEADER]
  if content_type == ServiceConstants::CONTENT_TYPE_JSON
    return @json_marshaller.unmarshall(request.body)
  elsif content_type == ServiceConstants::CONTENT_TYPE_XML
    return @xml_marshaller.unmarshall(request.body)
  else
    return request.body
  end
end