Class: ApolloUploadServer::Middleware

Inherits:
Object
  • Object
show all
Includes:
ActiveSupport::Configurable
Defined in:
lib/apollo_upload_server/middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/apollo_upload_server/middleware.rb', line 13

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/apollo_upload_server/middleware.rb', line 17

def call(env)
  unless env['CONTENT_TYPE'].to_s.include?('multipart/form-data')
    return @app.call(env)
  end

  request = ActionDispatch::Request.new(env)
  params = request.params

  if params['operations'].present? && params['map'].present?
    result = GraphQLDataBuilder.new(strict_mode: self.class.strict_mode).call(request.params)
    result&.each do |key, value|
      request.update_param(key, value)
    end
  end

  @app.call(env)
end