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using System.Net;
using System.Net.Http.Headers;
using System.Text.Json.Nodes;
using System.Text.Json.Serialization;
using ArcaneLibs.Extensions;
using Microsoft.Extensions.Primitives;
namespace LibMatrix.Federation;
public class XMatrixAuthorizationScheme {
public class XMatrixAuthorizationHeader {
public const string Scheme = "X-Matrix";
[JsonPropertyName("origin")]
public required string Origin { get; set; }
[JsonPropertyName("destination")]
public required string Destination { get; set; }
[JsonPropertyName("key")]
public required string Key { get; set; }
[JsonPropertyName("sig")]
public required string Signature { get; set; }
public static XMatrixAuthorizationHeader FromHeaderValue(AuthenticationHeaderValue header) {
if (header.Scheme != Scheme)
throw new LibMatrixException() {
Error = $"Expected authentication scheme of {Scheme}, got {header.Scheme}",
ErrorCode = MatrixException.ErrorCodes.M_UNAUTHORIZED
};
if (string.IsNullOrWhiteSpace(header.Parameter))
throw new LibMatrixException() {
Error = $"Expected authentication header to have a value.",
ErrorCode = MatrixException.ErrorCodes.M_UNAUTHORIZED
};
var headerValues = new StringValues(header.Parameter);
foreach (var value in headerValues) {
Console.WriteLine(headerValues.ToJson());
}
return new() {
Destination = "",
Key = "",
Origin = "",
Signature = ""
};
}
public string ToHeaderValue() => $"{Scheme} origin=\"{Origin}\", destination=\"{Destination}\", key=\"{Key}\", sig=\"{Signature}\"";
}
public class XMatrixRequestSignature {
[JsonPropertyName("method")]
public required string Method { get; set; }
[JsonPropertyName("uri")]
public required string Uri { get; set; }
[JsonPropertyName("origin")]
public required string OriginServerName { get; set; }
[JsonPropertyName("destination")]
public required string DestinationServerName { get; set; }
[JsonPropertyName("content"), JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
public JsonObject? Content { get; set; }
}
}
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