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[backend] Ensure HttpClient is used asynchronously in WebFingerService

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Reviewed-on: https://iceshrimp.dev/iceshrimp/Iceshrimp.NET/pulls/5
Co-authored-by: Thomas May <wamwoowam@gmail.com>
Co-committed-by: Thomas May <wamwoowam@gmail.com>
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Thomas May 2024-02-06 18:07:35 +01:00 • committed by Laura Hausmann
parent 94820c2b71
commit 6845b7217c
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GPG key ID: 7249C94AE229BEAF
2 changed files with 12 additions and 7 deletions
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2
.gitignore vendored
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@ -99,4 +99,6 @@ Iceshrimp.Frontend/.pnp.*
*.DotSettings.user
.vs/
TestResults/

17
Iceshrimp.Backend/Core/Federation/WebFinger/WebFingerService.cs
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@ -22,7 +22,7 @@ namespace Iceshrimp.Backend.Core.Federation.WebFinger;
public class WebFingerService(HttpClient client, HttpRequestService httpRqSvc) {
public async Task<WebFingerResponse?> ResolveAsync(string query) {
(query, var proto, var domain) = ParseQuery(query);
var webFingerUrl = GetWebFingerUrl(query, proto, domain);
var webFingerUrl = await GetWebFingerUrlAsync(query, proto, domain);
var req = httpRqSvc.Get(webFingerUrl, ["application/jrd+json", "application/json"]);
var res = await client.SendAsync(req);
@ -37,7 +37,7 @@ public class WebFingerService(HttpClient client, HttpRequestService httpRqSvc) {
return await res.Content.ReadFromJsonAsync<WebFingerResponse>();
}
private (string query, string proto, string domain) ParseQuery(string query) {
private static (string query, string proto, string domain) ParseQuery(string query) {
string domain;
string proto;
query = query.StartsWith("acct:") ? $"@{query[5..]}" : query;
@ -63,18 +63,21 @@ public class WebFingerService(HttpClient client, HttpRequestService httpRqSvc) {
return (query, proto, domain);
}
private string GetWebFingerUrl(string query, string proto, string domain) {
var template = GetWebFingerTemplateFromHostMeta($"{proto}://{domain}/.well-known/host-meta") ??
private async Task<string> GetWebFingerUrlAsync(string query, string proto, string domain) {
var template = await GetWebFingerTemplateFromHostMetaAsync($"{proto}://{domain}/.well-known/host-meta") ??
$"{proto}://{domain}/.well-known/webfinger?resource={{uri}}";
var finalQuery = query.StartsWith('@') ? $"acct:{query[1..]}" : query;
var encoded = UrlEncoder.Default.Encode(finalQuery);
return template.Replace("{uri}", encoded);
}
private string? GetWebFingerTemplateFromHostMeta(string hostMetaUrl) {
var res = client.SendAsync(httpRqSvc.Get(hostMetaUrl, ["application/xrd+xml"]));
private async Task<string?> GetWebFingerTemplateFromHostMetaAsync(string hostMetaUrl) {
using var res = await client.SendAsync(httpRqSvc.Get(hostMetaUrl, ["application/xrd+xml"]), HttpCompletionOption.ResponseHeadersRead);
using var stream = await res.Content.ReadAsStreamAsync();
var xml = new XmlDocument();
xml.Load(res.Result.Content.ReadAsStreamAsync().Result);
xml.Load(stream);
var section = xml["XRD"]?.GetElementsByTagName("Link");
if (section == null) return null;