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HttpRequestExtensions.cs
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HttpRequestExtensions.cs
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using Microsoft.AspNetCore.Http;
using Microsoft.Net.Http.Headers;
namespace HotChocolate.AspNetCore;
internal static class HttpRequestExtensions
{
private const string _slash = "/";
private static readonly PathString _slashPath = new("/");
internal static bool AcceptHeaderContainsHtml(this HttpRequest request)
{
return request.Headers.TryGetValue(HeaderNames.Accept, out var values) &&
values.Count > 0 && (values[0]?.Contains(ContentType.Html) ?? false);
}
internal static bool IsGetOrHeadMethod(this HttpRequest request)
{
return HttpMethods.IsGet(request.Method) || HttpMethods.IsHead(request.Method);
}
internal static bool PathEndsInSlash(this HttpRequest request)
{
return request.Path.Value?.EndsWith(_slash, StringComparison.Ordinal) ?? false;
}
internal static bool TryMatchPath(
this HttpRequest request,
PathString matchUrl,
bool forDirectory,
out PathString subPath)
{
var path = request.Path;
if (forDirectory && !request.PathEndsInSlash())
{
path += _slashPath;
}
if (path.StartsWithSegments(matchUrl, out subPath))
{
if (subPath.Value?.Length is 1 && subPath.Equals(_slashPath))
{
subPath = default;
}
return true;
}
return false;
}
}