delphimvcframework/unittests/general/TestServer/SpeedMiddlewareU.pas

// ***************************************************************************
//
// Delphi MVC Framework
//
// Copyright (c) 2010-2017 Daniele Teti and the DMVCFramework Team
//
// https://github.com/danieleteti/delphimvcframework
//
// ***************************************************************************
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// *************************************************************************** }

unit SpeedMiddlewareU;

interface

uses
  MVCFramework;

type
  TMVCSpeedMiddleware = class(TInterfacedObject, IMVCMiddleware)
  public
    procedure OnBeforeRouting(Context: TWebContext; var Handled: Boolean);
    procedure OnAfterControllerAction(Context: TWebContext; const AActionNAme: string; const Handled: Boolean);
    procedure OnBeforeControllerAction(Context: TWebContext;
      const AControllerQualifiedClassName: string; const AActionNAme: string;
      var Handled: Boolean);
    procedure OnAfterRouting(AContext: TWebContext; const AHandled: Boolean);
  end;

implementation

uses
  MVCFramework.Serializer.Commons, System.SysUtils, DateUtils;

{ TMVCSpeedMiddleware }

procedure TMVCSpeedMiddleware.OnAfterControllerAction(Context: TWebContext; const AActionNAme: string;
  const Handled: Boolean);
begin
  Context.Response.CustomHeaders.Values['request_gen_time'] :=
    MilliSecondsBetween(Now, ISOTimeStampToDateTime(Context.Data[classname + 'startup'])).ToString
end;

procedure TMVCSpeedMiddleware.OnAfterRouting(AContext: TWebContext; const AHandled: Boolean);
begin

end;

procedure TMVCSpeedMiddleware.OnBeforeControllerAction(Context: TWebContext;
  const AControllerQualifiedClassName, AActionNAme: string;
  var Handled: Boolean);
begin

end;

procedure TMVCSpeedMiddleware.OnBeforeRouting(Context: TWebContext; var Handled: Boolean);
begin
  if Context.Request.PathInfo = '/handledbymiddleware' then
  begin
    Handled := True;
    Context.Response.RawWebResponse.Content := 'This is a middleware response';
    Context.Response.StatusCode := 200;
  end
  else

    Context.Data.Add(classname + 'startup', DateTimeToISOTimeStamp(Now));
end;

end.