aspnetcore/src/Microsoft.AspNetCore.Mvc.Razor/RazorViewEngineOptionsSetup.cs

69 lines
2.7 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Mvc.Infrastructure;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
namespace Microsoft.AspNetCore.Mvc.Razor
{
internal class RazorViewEngineOptionsSetup :
ConfigureCompatibilityOptions<RazorViewEngineOptions>,
IConfigureOptions<RazorViewEngineOptions>
{
private readonly IHostingEnvironment _hostingEnvironment;
public RazorViewEngineOptionsSetup(
IHostingEnvironment hostingEnvironment,
ILoggerFactory loggerFactory,
IOptions<MvcCompatibilityOptions> compatibilityOptions)
: base(loggerFactory, compatibilityOptions)
{
_hostingEnvironment = hostingEnvironment ?? throw new ArgumentNullException(nameof(hostingEnvironment));
}
protected override IReadOnlyDictionary<string, object> DefaultValues
{
get
{
var values = new Dictionary<string, object>();
if (Version < CompatibilityVersion.Version_2_2)
{
// Default to true in 2.1 or earlier. In 2.2, we have to conditionally enable this
// and consequently this switch has no default value.
values[nameof(RazorViewEngineOptions.AllowRecompilingViewsOnFileChange)] = true;
}
return values;
}
}
public void Configure(RazorViewEngineOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
if (_hostingEnvironment.ContentRootFileProvider != null)
{
options.FileProviders.Add(_hostingEnvironment.ContentRootFileProvider);
}
options.ViewLocationFormats.Add("/Views/{1}/{0}" + RazorViewEngine.ViewExtension);
options.ViewLocationFormats.Add("/Views/Shared/{0}" + RazorViewEngine.ViewExtension);
options.AreaViewLocationFormats.Add("/Areas/{2}/Views/{1}/{0}" + RazorViewEngine.ViewExtension);
options.AreaViewLocationFormats.Add("/Areas/{2}/Views/Shared/{0}" + RazorViewEngine.ViewExtension);
options.AreaViewLocationFormats.Add("/Views/Shared/{0}" + RazorViewEngine.ViewExtension);
if (_hostingEnvironment.IsDevelopment())
{
options.AllowRecompilingViewsOnFileChange = true;
}
}
}
}