Headless CMS and Content Managment Hub
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

114 lines
4.0 KiB

// ==========================================================================
// Squidex Headless CMS
// ==========================================================================
// Copyright (c) Squidex UG (haftungsbeschraenkt)
// All rights reserved. Licensed under the MIT license.
// ==========================================================================
using System;
using System.Collections.Concurrent;
using System.Globalization;
using System.IO;
using System.Net;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Options;
using Squidex.Areas.Api.Controllers.UI;
using Squidex.Domain.Apps.Entities.History;
using Squidex.Infrastructure.Json;
using Squidex.Web;
namespace Squidex.Areas.Frontend.Middlewares
{
public static class IndexExtensions
{
private static readonly ConcurrentDictionary<string, string> Texts = new ConcurrentDictionary<string, string>();
public static bool IsIndex(this HttpContext context)
{
var path = context.Request.Path.Value;
return path == "/" || path?.EndsWith("/index.html", StringComparison.OrdinalIgnoreCase) == true;
}
public static bool IsHtmlPath(this HttpContext context)
{
return context.Request.Path.Value?.EndsWith(".html", StringComparison.OrdinalIgnoreCase) == true;
}
public static bool IsNotModified(this HttpResponse response)
{
return response.StatusCode == (int)HttpStatusCode.NotModified;
}
public static string AdjustBase(this string html, HttpContext httpContext)
{
if (httpContext.Request.PathBase != null)
{
html = html.Replace("<base href=\"/\">", $"<base href=\"{httpContext.Request.PathBase}/\">", StringComparison.OrdinalIgnoreCase);
}
return html;
}
public static string AddOptions(this string html, HttpContext httpContext)
{
var uiOptions = httpContext.RequestServices.GetService<IOptions<MyUIOptions>>()?.Value;
if (uiOptions != null)
{
var values = httpContext.RequestServices.GetService<ExposedValues>();
if (values != null)
{
uiOptions.More["info"] = values.ToString();
}
var notifo = httpContext.RequestServices!.GetRequiredService<IOptions<NotifoOptions>>();
if (notifo.Value.IsConfigured())
{
uiOptions.More["notifoApi"] = notifo.Value.ApiUrl;
}
uiOptions.More["culture"] = CultureInfo.CurrentUICulture.Name;
var jsonSerializer = httpContext.RequestServices.GetRequiredService<IJsonSerializer>();
var jsonOptions = jsonSerializer.Serialize(uiOptions, true);
var texts = GetText(CultureInfo.CurrentUICulture.Name);
html = html.Replace("<body>", $"<body>\n<script>\nvar options = {jsonOptions};\nvar texts = {texts};</script>", StringComparison.OrdinalIgnoreCase);
}
return html;
}
private static string GetText(string culture)
{
if (!Texts.TryGetValue(culture, out var result))
{
var assembly = typeof(IndexExtensions).Assembly;
var resourceName = $"Squidex.Areas.Frontend.Resources.frontend_{culture}.json";
var resourceStream = assembly.GetManifestResourceStream(resourceName);
if (resourceStream != null)
{
using (var reader = new StreamReader(resourceStream))
{
result = reader.ReadToEnd();
Texts[culture] = result;
}
}
else
{
return GetText("en");
}
}
return result;
}
}
}