Class: StraightServer::OrdersController

Inherits:
Object
  • Object
show all
Includes:
Goliath::Constants
Defined in:
lib/straight-server/orders_controller.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(env) ⇒ OrdersController

Returns a new instance of OrdersController.



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# File 'lib/straight-server/orders_controller.rb', line 11

def initialize(env)
  @env          = env
  @params       = env.params
  @method       = env['REQUEST_METHOD']
  @request_path = env['REQUEST_PATH'].split('/').delete_if { |s| s.nil? || s.empty? }
  dispatch
end

Instance Attribute Details

#response ⇒ Object (readonly)

Returns the value of attribute response.



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# File 'lib/straight-server/orders_controller.rb', line 9

def response
  @response
end

Instance Method Details

#cancel ⇒ Object 



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# File 'lib/straight-server/orders_controller.rb', line 114

def cancel
  unless @gateway
    StraightServer.logger.warn "Gateway not found"
    return [404, {}, "Gateway not found"]
  end

  if @gateway.check_signature
    StraightServer::SignatureValidator.new(@gateway, @env).validate!
  end

  if (order = find_order)
    order.status(reload: true)
    order.save if order.status_changed?
    if order.cancelable?
      order.cancel
      [200, {}, '']
    else
      [409, {}, "Order is not cancelable"]
    end
  end
end

#create ⇒ Object 



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# File 'lib/straight-server/orders_controller.rb', line 19

def create

  unless @gateway
    StraightServer.logger.warn "Gateway not found"
    return [404, {}, "Gateway not found" ]
  end

  if @gateway.check_signature
    StraightServer::SignatureValidator.new(@gateway, @env).validate!
  else
    ip = @env['HTTP_X_FORWARDED_FOR'].to_s
    ip = @env['REMOTE_ADDR'] if ip.empty?
    if StraightServer::Throttler.new(@gateway.id).deny?(ip)
      StraightServer.logger.warn message = "Too many requests, please try again later"
      return [429, {}, message]
    end
  end

  begin

    # This is to inform users of previous version of a deprecated param
    # It will have to be removed at some point.
    if @params['order_id']
      return [409, {}, "Error: order_id is no longer a valid param. Use keychain_id instead and consult the documentation." ]
    end

    order_data = {
      amount:           @params['amount'], # this is satoshi
      currency:         @params['currency'],
      btc_denomination: @params['btc_denomination'],
      keychain_id:      @params['keychain_id'],
      callback_data:    @params['callback_data'],
      data:             @params['data'],
      description:      @params['description']
    }

    order = @gateway.create_order(order_data)
    StraightServer::Thread.new(label: order.payment_id) do
      # Because this is a new thread, we have to wrap the code inside in #watch_exceptions
      # once again. Otherwise, no watching is done. Oh, threads!
      StraightServer.logger.watch_exceptions do
        order.start_periodic_status_check
      end
    end
    [200, {}, add_callback_data_warning(order).to_json]
  rescue Sequel::ValidationFailed => e
    StraightServer.logger.warn(
      "VALIDATION ERRORS in order, cannot create it:\n" +
      "#{e.message.split(",").each_with_index.map { |e,i| "#{i+1}. #{e.lstrip}"}.join("\n") }\n" +
      "Order data: #{order_data.inspect}\n"
    )
    [409, {}, "Invalid order: #{e.message}" ]
  rescue Straight::Gateway::OrderAmountInvalid => e
    [409, {}, "Invalid order: #{e.message}" ]
  rescue StraightServer::GatewayModule::GatewayInactive
    StraightServer.logger.warn message = "The gateway is inactive, you cannot create order with it"
    [503, {}, message ]
  end
end

#last_keychain_id ⇒ Object 



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# File 'lib/straight-server/orders_controller.rb', line 136

def last_keychain_id
  unless @gateway
    StraightServer.logger.warn "Gateway not foun"
    return [404, {}, "Gateway not found"]
  end

  [200, {}, {gateway_id: @gateway.id, last_keychain_id: @gateway.last_keychain_id}.to_json]
end

#show ⇒ Object 



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# File 'lib/straight-server/orders_controller.rb', line 79

def show

  unless @gateway
    StraightServer.logger.warn "Gateway not found"
    return [404, {}, "Gateway not found" ]
  end

  if @gateway.check_signature
    StraightServer::SignatureValidator.new(@gateway, @env).validate!
  end

  order = find_order

  if order
    order.status(reload: true)
    order.save if order.status_changed?
    [200, {}, order.to_json]
  end
end

#websocket ⇒ Object 



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# File 'lib/straight-server/orders_controller.rb', line 99

def websocket

  order = find_order
  if order
    begin
      @gateway.add_websocket_for_order ws = Faye::WebSocket.new(@env), order
      ws.rack_response
    rescue Gateway::WebsocketExists
      [403, {}, "Someone is already listening to that order"]
    rescue Gateway::WebsocketForCompletedOrder
      [403, {}, "You cannot listen to this order because it is completed (status > 1)"]
    end
  end
end