mirror of
https://github.com/danieleteti/delphimvcframework.git
synced 2024-11-16 16:25:54 +01:00
378 lines
12 KiB
ObjectPascal
378 lines
12 KiB
ObjectPascal
// ***************************************************************************
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//
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// Delphi MVC Framework
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//
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// Copyright (c) 2010-2021 Daniele Teti and the DMVCFramework Team
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//
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// https://github.com/danieleteti/delphimvcframework
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//
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// ***************************************************************************
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// ***************************************************************************
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unit MVCFramework.Serializer.HTML;
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{$I dmvcframework.inc}
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{$WARN SYMBOL_DEPRECATED OFF}
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interface
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uses
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System.SysUtils,
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System.Classes,
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System.Rtti,
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System.TypInfo,
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System.Variants,
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System.Generics.Collections,
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Data.SqlTimSt,
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Data.FmtBcd,
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Data.DB,
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MVCFramework.Commons,
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MVCFramework.Serializer.Intf,
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MVCFramework.Serializer.Abstract,
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MVCFramework.DuckTyping,
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MVCFramework.Serializer.Commons;
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type
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TMVCHTMLSerializer = class(TMVCAbstractSerializer, IMVCSerializer)
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protected
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procedure RaiseNotImplemented;
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public
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procedure AfterConstruction; override;
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{ IMVCSerializer }
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procedure RegisterTypeSerializer(const ATypeInfo: PTypeInfo; AInstance: IMVCTypeSerializer);
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function SerializeObject(
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const AObject: TObject;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil;
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const ASerializationAction: TMVCSerializationAction = nil
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): string; overload;
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function SerializeObject(
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const AObject: IInterface;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil;
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const ASerializationAction: TMVCSerializationAction = nil
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): string; overload;
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function SerializeCollection(
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const AList: TObject;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil;
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const ASerializationAction: TMVCSerializationAction = nil
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): string; overload;
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function SerializeCollection(
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const AList: IInterface;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil;
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const ASerializationAction: TMVCSerializationAction = nil
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): string; overload;
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function SerializeDataSet(
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const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList = [];
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const ANameCase: TMVCNameCase = ncAsIs;
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const ASerializationAction: TMVCDatasetSerializationAction = nil
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): string;
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function SerializeDataSetRecord(
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const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList = [];
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const ANameCase: TMVCNameCase = ncAsIs;
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const ASerializationAction: TMVCDatasetSerializationAction = nil
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): string;
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procedure DeserializeObject(
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const ASerializedObject: string;
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const AObject: TObject;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil;
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const ARootNode: string = ''
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); overload;
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procedure DeserializeObject(
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const ASerializedObject: string;
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const AObject: IInterface;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil
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); overload;
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procedure DeserializeCollection(
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const ASerializedList: string;
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const AList: TObject;
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const AClazz: TClass;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil;
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const ARootNode: string = ''
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); overload;
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procedure DeserializeCollection(
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const ASerializedList: string;
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const AList: IInterface;
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const AClazz: TClass;
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const AType: TMVCSerializationType = stDefault;
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const AIgnoredAttributes: TMVCIgnoredList = nil
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); overload;
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procedure DeserializeDataSet(
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const ASerializedDataSet: string;
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const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList = [];
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const ANameCase: TMVCNameCase = ncAsIs
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);
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procedure DeserializeDataSetRecord(
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const ASerializedDataSetRecord: string;
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const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList = [];
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const ANameCase: TMVCNameCase = ncAsIs
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);
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end;
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implementation
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uses
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System.NetEncoding,
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MVCFramework,
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MVCFramework.Logger,
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MVCFramework.DataSet.Utils,
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MVCFramework.Nullables;
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const
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HTML_HEADER = '<!DOCTYPE html><html><head><title>DMVCFramework Exception</title>' +
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'<style>' +
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// 'body {font-size: 120%; max-width: 800px; margin: auto; font-family: Calibri,Candara,Segoe,Segoe UI,Optima,Arial,sans-serif; }' +
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'body{' +
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' font-family: Arial, Helvetica, sans-serif;' +
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' font-size: 200%;' +
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' }' +
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' .info, .success, .warning, .error, .validation {' +
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' border: 1px solid;' +
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' margin: 10px 0px;' +
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' padding: 15px 10px 15px 25px;' +
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' background-repeat: no-repeat;' +
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' background-position: 10px center;' +
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' }' +
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' .info {' +
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' color: #00529B;' +
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' background-color: #BDE5F8;' +
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' font-size: 50%;' +
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' }' +
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' .success {' +
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' color: #4F8A10;' +
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' background-color: #DFF2BF;' +
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' }' +
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' .warning {' +
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' color: #9F6000;' +
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' background-color: #FEEFB3;' +
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' font-size: 70%;' +
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' }' +
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' .error{' +
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' color: #D8000C;' +
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' background-color: #FFBABA;' +
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' }' +
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'.container {max-width: 1000px; margin: auto; margin-top: 3rem;}' +
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'</style>' +
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'</head><body><div class="container">';
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HTML_FOOTER = '</div></body></html>';
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function HTMLEntitiesEncode(const Text: string): String;
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begin
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Result := TNetEncoding.HTML.Encode(Text);
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end;
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{ TMVCHTMLSerializer }
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procedure TMVCHTMLSerializer.AfterConstruction;
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begin
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inherited AfterConstruction;
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end;
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procedure TMVCHTMLSerializer.DeserializeCollection(
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const ASerializedList: string; const AList: IInterface; const AClazz: TClass;
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const AType: TMVCSerializationType;
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const AIgnoredAttributes: TMVCIgnoredList);
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begin
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RaiseNotImplemented;
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end;
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procedure TMVCHTMLSerializer.DeserializeCollection(
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const ASerializedList: string; const AList: TObject; const AClazz: TClass;
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const AType: TMVCSerializationType; const AIgnoredAttributes: TMVCIgnoredList;
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const ARootNode: string);
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begin
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RaiseNotImplemented;
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end;
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procedure TMVCHTMLSerializer.DeserializeDataSet(
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const ASerializedDataSet: string; const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList; const ANameCase: TMVCNameCase);
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begin
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RaiseNotImplemented;
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end;
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procedure TMVCHTMLSerializer.DeserializeDataSetRecord(
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const ASerializedDataSetRecord: string; const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList; const ANameCase: TMVCNameCase);
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begin
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RaiseNotImplemented;
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end;
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procedure TMVCHTMLSerializer.DeserializeObject(const ASerializedObject: string;
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const AObject: TObject; const AType: TMVCSerializationType;
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const AIgnoredAttributes: TMVCIgnoredList; const ARootNode: string);
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begin
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RaiseNotImplemented;
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end;
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procedure TMVCHTMLSerializer.DeserializeObject(const ASerializedObject: string;
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const AObject: IInterface; const AType: TMVCSerializationType;
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const AIgnoredAttributes: TMVCIgnoredList);
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begin
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RaiseNotImplemented;
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end;
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procedure TMVCHTMLSerializer.RaiseNotImplemented;
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begin
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raise EMVCException.Create('Not Implemented');
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end;
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procedure TMVCHTMLSerializer.RegisterTypeSerializer(const ATypeInfo: PTypeInfo;
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AInstance: IMVCTypeSerializer);
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begin
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RaiseNotImplemented;
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end;
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function TMVCHTMLSerializer.SerializeCollection(const AList: TObject;
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const AType: TMVCSerializationType; const AIgnoredAttributes: TMVCIgnoredList;
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const ASerializationAction: TMVCSerializationAction): string;
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begin
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RaiseNotImplemented;
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end;
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function TMVCHTMLSerializer.SerializeCollection(const AList: IInterface;
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const AType: TMVCSerializationType; const AIgnoredAttributes: TMVCIgnoredList;
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const ASerializationAction: TMVCSerializationAction): string;
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begin
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RaiseNotImplemented;
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end;
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function TMVCHTMLSerializer.SerializeDataSet(const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList; const ANameCase: TMVCNameCase;
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const ASerializationAction: TMVCDatasetSerializationAction): string;
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begin
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RaiseNotImplemented;
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end;
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function TMVCHTMLSerializer.SerializeDataSetRecord(const ADataSet: TDataSet;
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const AIgnoredFields: TMVCIgnoredList; const ANameCase: TMVCNameCase;
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const ASerializationAction: TMVCDatasetSerializationAction): string;
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begin
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RaiseNotImplemented;
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end;
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function TMVCHTMLSerializer.SerializeObject(const AObject: TObject;
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const AType: TMVCSerializationType; const AIgnoredAttributes: TMVCIgnoredList;
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const ASerializationAction: TMVCSerializationAction): string;
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var
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lBody: string;
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lMVCException: EMVCException;
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lException: Exception;
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lErrResponse: TMVCErrorResponse;
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lErrResponseItem: TMVCErrorResponseItem;
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lErr: string;
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function EmitExceptionClass(const Value: string): string;
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begin
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Result := Result + '<div class="warning">Exception Class Name: ' + HTMLEntitiesEncode(Value) + '</div>';
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end;
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function EmitTitle(const HTTPStatusCode: Word; const Value: string): string;
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begin
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Result := '';
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if Assigned(FConfig) then
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begin
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Result := '<h1>' + FConfig[TMVCConfigKey.ServerName] + '</h1>';
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end;
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Result := Result + '<div class="error"><p>HTTP ' + HTTPStatusCode.ToString + '</p>';
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Result := Result + '<p>' + HTMLEntitiesEncode(Value) + '</p></div>';
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end;
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begin
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lBody := '';
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if AObject is Exception then
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begin
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if AObject is EMVCException then
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begin
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lMVCException := EMVCException(AObject);
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lBody :=
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EmitTitle(lMVCException.HttpErrorCode, lMVCException.Message) + sLineBreak +
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EmitExceptionClass(lMVCException.ClassName) + sLineBreak +
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'<p>' + HTMLEntitiesEncode(lMVCException.DetailedMessage) + '</p>' + sLineBreak +
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'<div class="info">' +
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'<p> Application Error Code: ' + lMVCException.ApplicationErrorCode.ToString + '</p>' + sLineBreak +
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'<p> Error Items: <ul>' + sLineBreak;
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for lErr in lMVCException.ErrorItems do
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begin
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lBody := lBody + '<li>' + HTMLEntitiesEncode(lErr) + '</li>';
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end;
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lBody := lBody + '<ul></p></div>';
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end
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else
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begin
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lException := Exception(AObject);
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lBody := EmitTitle(500, lException.Message) + sLineBreak +
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EmitExceptionClass(lException.ClassName) + sLineBreak;
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end;
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end;
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if AObject is TMVCErrorResponse then
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begin
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lErrResponse := TMVCErrorResponse(AObject);
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lBody :=
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EmitTitle(lErrResponse.StatusCode, lErrResponse.Message) + sLineBreak +
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EmitExceptionClass(lErrResponse.ClassName) + sLineBreak +
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'<div class="info">' +
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'<p>' + HTMLEntitiesEncode(lErrResponse.DetailedMessage) + '</p>' + sLineBreak +
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'<p>Application Error Code: ' + lErrResponse.AppErrorCode.ToString + '</p>' + sLineBreak +
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'<p>Error Items: <ul>' + sLineBreak;
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for lErrResponseItem in lErrResponse.Items do
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begin
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lBody := lBody + '<li>' + HTMLEntitiesEncode(lErrResponseItem.Message) + '</li>';
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end;
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lBody := lBody + '<ul></p></div>';
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end;
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if lBody.IsEmpty then
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begin
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RaiseNotImplemented
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end
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else
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begin
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Result := HTML_HEADER + lBody + HTML_FOOTER;
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end;
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end;
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function TMVCHTMLSerializer.SerializeObject(const AObject: IInterface;
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const AType: TMVCSerializationType;
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const AIgnoredAttributes: TMVCIgnoredList;
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const ASerializationAction: TMVCSerializationAction): string;
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begin
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RaiseNotImplemented;
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end;
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end.
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