mirror of
https://github.com/danieleteti/delphimvcframework.git
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82 lines
2.2 KiB
ObjectPascal
82 lines
2.2 KiB
ObjectPascal
// ***************************************************************************
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//
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// Delphi MVC Framework
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//
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// Copyright (c) 2010-2017 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.View.Renderers.Mustache;
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interface
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uses
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MVCFramework, System.Generics.Collections, System.SysUtils,
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MVCFramework.Commons, System.IOUtils;
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type
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{ This class implements the mustache view engine for server side views }
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TMVCMustacheViewEngine = class(TMVCBaseViewEngine)
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public
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procedure Execute; override;
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end;
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implementation
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uses
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SynMustache,
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SynCommons;
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{$WARNINGS OFF}
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procedure TMVCMustacheViewEngine.Execute;
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var
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ViewFileName: string;
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ViewTemplate: RawUTF8;
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ViewEngine: TSynMustache;
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DataObj: TPair<string, string>;
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lSJSON: string;
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lFirst: Boolean;
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begin
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ViewFileName := GetRealFileName(ViewName);
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if not FileExists(ViewFileName) then
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raise EMVCFrameworkViewException.CreateFmt('View [%s] not found', [ViewName]);
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ViewTemplate := StringToUTF8(TFile.ReadAllText(ViewFileName, TEncoding.UTF8));
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ViewEngine := TSynMustache.Parse(ViewTemplate);
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lSJSON := '{';
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if Assigned(ViewModel) then
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begin
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lFirst := True;
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for DataObj in ViewModel do
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begin
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if not lFirst then
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lSJSON := lSJSON + ',';
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lSJSON := lSJSON + '"' + DataObj.Key + '":' + DataObj.Value;
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lFirst := False;
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end;
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lSJSON := lSJSON + '}';
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end;
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SetOutput(UTF8Tostring(ViewEngine.RenderJSON(lSJSON)));
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end;
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{$WARNINGS ON}
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end.
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