Class: Praxis::RequestStages::ValidateParamsAndHeaders

Inherits:
RequestStage show all
Defined in:
lib/praxis/request_stages/validate_params_and_headers.rb

Instance Attribute Summary collapse

Attributes inherited from Stage

#after_callbacks, #before_callbacks, #context, #name, #stages

Instance Method Summary collapse

Methods inherited from RequestStage

#action, #controller, #execute_controller_callbacks, #execute_with_around, #request, #run, #setup!, #validation_handler

Methods inherited from Stage

#after, #application, #before, #callback_args, #execute_callbacks, #run, #setup!, #setup_deferred_callbacks!

Constructor Details

#initialize(name, context, parent:) ⇒ ValidateParamsAndHeaders

Returns a new instance of ValidateParamsAndHeaders.



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# File 'lib/praxis/request_stages/validate_params_and_headers.rb', line 7

def initialize(name, context, parent:)
  super
  @parent = parent
end

Instance Attribute Details

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



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# File 'lib/praxis/request_stages/validate_params_and_headers.rb', line 5

def parent
  @parent
end

Instance Method Details

#execute ⇒ Object 



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# File 'lib/praxis/request_stages/validate_params_and_headers.rb', line 16

def execute
  begin
    request.load_headers(CONTEXT_FOR[:headers])
  rescue => e
    message = "Error loading headers."
    return validation_handler.handle!(
      exception: e,
      summary: message,
      request: request,
      stage: name
    )
  end

  begin
    request.load_params(CONTEXT_FOR[:params])
  rescue Attributor::AttributorException => e
    message = "Error loading params."
    return validation_handler.handle!(
      exception: e,
      summary: message,
      request: request,
      stage: name
    )
  end

  attribute_resolver = Attributor::AttributeResolver.new
  Attributor::AttributeResolver.current = attribute_resolver

  attribute_resolver.register("headers",request.headers)
  attribute_resolver.register("params",request.params)

  errors = request.validate_headers(CONTEXT_FOR[:headers])
  errors += request.validate_params(CONTEXT_FOR[:params])
  if errors.any?
    message = "Error validating request data."
    return validation_handler.handle!(
      summary: message,
      errors: errors,
      request: request,
      stage: name
    )
  end
end

#path ⇒ Object 



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# File 'lib/praxis/request_stages/validate_params_and_headers.rb', line 12

def path
  @_path ||= ( @parent.path + [name] )
end