delphimvcframework/sources/MVCFramework.Middleware.Trace.pas

111 lines
3.7 KiB
ObjectPascal

// ***************************************************************************
//
// Delphi MVC Framework
//
// Copyright (c) 2010-2020 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 MVCFramework.Middleware.Trace;
{$I dmvcframework.inc}
interface
uses
MVCFramework,
MVCFramework.Logger;
type
TMVCTraceMiddleware = class(TInterfacedObject, IMVCMiddleware)
protected
procedure OnAfterControllerAction(Context: TWebContext; const AActionNAme: string;
const Handled: Boolean);
procedure OnBeforeRouting(Context: TWebContext; var Handled: Boolean);
procedure OnBeforeControllerAction(Context: TWebContext;
const AControllerQualifiedClassName: string; const AActionNAme: string; var Handled: Boolean);
end;
implementation
uses
System.SysUtils,
System.ZLib,
System.Classes,
MVCFramework.Commons, Web.HTTPApp;
{ TMVCSalutationMiddleware }
procedure TMVCTraceMiddleware.OnAfterControllerAction(Context: TWebContext;
const AActionNAme: string; const Handled: Boolean);
var
lContentStream: TStringStream;
begin
lContentStream := TStringStream.Create;
try
Log.Debug('[RESPONSE][HEADERS] ' + string.Join(' | ', Context.Response.CustomHeaders.ToStringArray), 'trace');
if Assigned(Context.Response.RawWebResponse.ContentStream) then
begin
lContentStream.CopyFrom(Context.Response.RawWebResponse.ContentStream, 0);
Context.Response.RawWebResponse.ContentStream.Position := 0;
end
else
begin
lContentStream.WriteString(Context.Response.RawWebResponse.Content);
end;
Log.Debug('[RESPONSE][BODY] ' + lContentStream.DataString, 'trace');
finally
lContentStream.Free;
end;
end;
procedure TMVCTraceMiddleware.OnBeforeControllerAction(Context: TWebContext;
const AControllerQualifiedClassName, AActionNAme: string; var Handled: Boolean);
begin
Log.Debug('[BEFORE ACTION][CONTROLLER: %s][ACTION: %s]',
[AControllerQualifiedClassName, AActionNAme], 'trace');
end;
procedure TMVCTraceMiddleware.OnBeforeRouting(Context: TWebContext; var Handled: Boolean);
var
lContentStream: TStringStream;
lContentType: string;
begin
lContentStream := TStringStream.Create;
try
Context.Request.RawWebRequest.ReadTotalContent;
Log.Debug('[REQUEST][URL] ' + Context.Request.RawWebRequest.PathInfo, 'trace');
Log.Debug('[REQUEST][QUERYSTRING] ' + Context.Request.RawWebRequest.QueryFields.DelimitedText, 'trace');
lContentType := Context.Request.Headers['content-type'].ToLower;
if lContentType.Equals(TMVCMediaType.APPLICATION_JSON) or
lContentType.Equals(TMVCMediaType.APPLICATION_XML) or
lContentType.Equals(TMVCMediaType.APPLICATION_FORM_URLENCODED) or
lContentType.StartsWith('text/') then
begin
lContentStream.WriteString(EncodingGetString(lContentType,
Context.Request.RawWebRequest.RawContent));
end;
Log.Debug('[REQUEST][BODY] ' + lContentStream.DataString, 'trace');
finally
lContentStream.Free;
end;
end;
end.