Got at least one data fetching method working; turns out, we can't use a patched LogicStack to get the data

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2026-01-14 22:11:11 +01:00
parent 40a8431464
commit 3f7122d30a
350 changed files with 41444 additions and 119 deletions

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using System;
using System.IO;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using EmbedIO.Utilities;
namespace EmbedIO
{
partial class HttpContextExtensions
{
private const string StandardHtmlHeaderFormat = "<html><head><meta charset=\"{2}\"><title>{0} - {1}</title></head><body><h1>{0} - {1}</h1>";
private const string StandardHtmlFooter = "</body></html>";
/// <summary>
/// Asynchronously sends a string as response.
/// </summary>
/// <param name="this">The <see cref="IHttpResponse"/> interface on which this method is called.</param>
/// <param name="content">The response content.</param>
/// <param name="contentType">The MIME type of the content. If <see langword="null"/>, the content type will not be set.</param>
/// <param name="encoding">The <see cref="Encoding"/> to use.</param>
/// <returns>A <see cref="Task"/> representing the ongoing operation.</returns>
/// <exception cref="NullReferenceException"><paramref name="this"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="content"/> is <see langword="null"/>.</para>
/// <para>- or -</para>
/// <para><paramref name="encoding"/> is <see langword="null"/>.</para>
/// </exception>
public static async Task SendStringAsync(
this IHttpContext @this,
string content,
string contentType,
Encoding encoding)
{
content = Validate.NotNull(nameof(content), content);
encoding = Validate.NotNull(nameof(encoding), encoding);
if (contentType != null)
{
@this.Response.ContentType = contentType;
@this.Response.ContentEncoding = encoding;
}
using var text = @this.OpenResponseText(encoding);
await text.WriteAsync(content).ConfigureAwait(false);
}
/// <summary>
/// Asynchronously sends a standard HTML response for the specified status code.
/// </summary>
/// <param name="this">The <see cref="IHttpContext"/> interface on which this method is called.</param>
/// <param name="statusCode">The HTTP status code of the response.</param>
/// <returns>A <see cref="Task"/> representing the ongoing operation.</returns>
/// <exception cref="NullReferenceException"><paramref name="this"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentException">There is no standard status description for <paramref name="statusCode"/>.</exception>
/// <seealso cref="SendStandardHtmlAsync(IHttpContext,int,Action{TextWriter})"/>
public static Task SendStandardHtmlAsync(this IHttpContext @this, int statusCode)
=> SendStandardHtmlAsync(@this, statusCode, null);
/// <summary>
/// Asynchronously sends a standard HTML response for the specified status code.
/// </summary>
/// <param name="this">The <see cref="IHttpContext"/> interface on which this method is called.</param>
/// <param name="statusCode">The HTTP status code of the response.</param>
/// <param name="writeAdditionalHtml">A callback function that may write additional HTML code
/// to a <see cref="TextWriter"/> representing the response output.
/// If not <see langword="null"/>, the callback is called immediately before closing the HTML <c>body</c> tag.</param>
/// <returns>A <see cref="Task"/> representing the ongoing operation.</returns>
/// <exception cref="NullReferenceException"><paramref name="this"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentException">There is no standard status description for <paramref name="statusCode"/>.</exception>
/// <seealso cref="SendStandardHtmlAsync(IHttpContext,int)"/>
public static Task SendStandardHtmlAsync(
this IHttpContext @this,
int statusCode,
Action<TextWriter>? writeAdditionalHtml)
{
if (!HttpStatusDescription.TryGet(statusCode, out var statusDescription))
throw new ArgumentException("Status code has no standard description.", nameof(statusCode));
@this.Response.StatusCode = statusCode;
@this.Response.StatusDescription = statusDescription;
@this.Response.ContentType = MimeType.Html;
@this.Response.ContentEncoding = WebServer.DefaultEncoding;
using (var text = @this.OpenResponseText(WebServer.DefaultEncoding))
{
text.Write(StandardHtmlHeaderFormat, statusCode, statusDescription, WebServer.DefaultEncoding.WebName);
writeAdditionalHtml?.Invoke(text);
text.Write(StandardHtmlFooter);
}
return Task.CompletedTask;
}
/// <summary>
/// <para>Asynchronously sends serialized data as a response, using the default response serializer.</para>
/// <para>As of EmbedIO version 3.0, the default response serializer has the same behavior of JSON
/// response methods of version 2.</para>
/// </summary>
/// <param name="this">The <see cref="IHttpContext"/> interface on which this method is called.</param>
/// <param name="data">The data to serialize.</param>
/// <returns>A <see cref="Task"/> representing the ongoing operation.</returns>
/// <exception cref="NullReferenceException"><paramref name="this"/> is <see langword="null"/>.</exception>
/// <seealso cref="SendDataAsync(IHttpContext,ResponseSerializerCallback,object)"/>
/// <seealso cref="ResponseSerializer.Default"/>
public static Task SendDataAsync(this IHttpContext @this, object data)
=> ResponseSerializer.Default(@this, data);
/// <summary>
/// <para>Asynchronously sends serialized data as a response, using the specified response serializer.</para>
/// <para>As of EmbedIO version 3.0, the default response serializer has the same behavior of JSON
/// response methods of version 2.</para>
/// </summary>
/// <param name="this">The <see cref="IHttpContext"/> interface on which this method is called.</param>
/// <param name="serializer">A <see cref="ResponseSerializerCallback"/> used to prepare the response.</param>
/// <param name="data">The data to serialize.</param>
/// <returns>A <see cref="Task"/> representing the ongoing operation.</returns>
/// <exception cref="NullReferenceException"><paramref name="this"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentNullException"><paramref name="serializer"/> is <see langword="null"/>.</exception>
/// <seealso cref="SendDataAsync(IHttpContext,ResponseSerializerCallback,object)"/>
/// <seealso cref="ResponseSerializer.Default"/>
public static Task SendDataAsync(this IHttpContext @this, ResponseSerializerCallback serializer, object data)
=> Validate.NotNull(nameof(serializer), serializer)(@this, data);
}
}