From faa5ca8fab23176d390e9522f1485d467851545b Mon Sep 17 00:00:00 2001
From: Runxi Yu <me@runxiyu.org>
Date: Sun, 6 Apr 2025 01:55:21 +0800
Subject: Move stuff into internal/unsorted

---
 fedauth.go | 97 --------------------------------------------------------------
 1 file changed, 97 deletions(-)
 delete mode 100644 fedauth.go

(limited to 'fedauth.go')

diff --git a/fedauth.go b/fedauth.go
deleted file mode 100644
index 7866e58..0000000
--- a/fedauth.go
+++ /dev/null
@@ -1,97 +0,0 @@
-// SPDX-License-Identifier: AGPL-3.0-only
-// SPDX-FileCopyrightText: Copyright (c) 2025 Runxi Yu <https://runxiyu.org>
-
-package forge
-
-import (
-	"bufio"
-	"context"
-	"errors"
-	"io"
-	"net/http"
-	"net/url"
-	"strings"
-
-	"github.com/jackc/pgx/v5"
-)
-
-// fedauth checks whether a user's SSH public key matches the remote username
-// they claim to have on the service. If so, the association is recorded.
-func (s *Server) fedauth(ctx context.Context, userID int, service, remoteUsername, pubkey string) (bool, error) {
-	var err error
-
-	matched := false
-	usernameEscaped := url.PathEscape(remoteUsername)
-
-	var req *http.Request
-	switch service {
-	// TODO: Services should be configurable by the instance administrator
-	// and should not be hardcoded in the source code.
-	case "sr.ht":
-		req, err = http.NewRequestWithContext(ctx, http.MethodGet, "https://meta.sr.ht/~"+usernameEscaped+".keys", nil)
-	case "github":
-		req, err = http.NewRequestWithContext(ctx, http.MethodGet, "https://github.com/"+usernameEscaped+".keys", nil)
-	case "codeberg":
-		req, err = http.NewRequestWithContext(ctx, http.MethodGet, "https://codeberg.org/"+usernameEscaped+".keys", nil)
-	case "tangled":
-		req, err = http.NewRequestWithContext(ctx, http.MethodGet, "https://tangled.sh/keys/"+usernameEscaped, nil)
-		// TODO: Don't rely on one webview
-	default:
-		return false, errors.New("unknown federated service")
-	}
-	if err != nil {
-		return false, err
-	}
-
-	resp, err := http.DefaultClient.Do(req)
-	if err != nil {
-		return false, err
-	}
-	defer func() {
-		_ = resp.Body.Close()
-	}()
-	buf := bufio.NewReader(resp.Body)
-
-	for {
-		line, err := buf.ReadString('\n')
-		if errors.Is(err, io.EOF) {
-			break
-		} else if err != nil {
-			return false, err
-		}
-
-		lineSplit := strings.Split(line, " ")
-		if len(lineSplit) < 2 {
-			continue
-		}
-		line = strings.Join(lineSplit[:2], " ")
-
-		if line == pubkey {
-			matched = true
-			break
-		}
-	}
-
-	if !matched {
-		return false, nil
-	}
-
-	var txn pgx.Tx
-	if txn, err = s.database.Begin(ctx); err != nil {
-		return false, err
-	}
-	defer func() {
-		_ = txn.Rollback(ctx)
-	}()
-	if _, err = txn.Exec(ctx, `UPDATE users SET type = 'federated' WHERE id = $1 AND type = 'pubkey_only'`, userID); err != nil {
-		return false, err
-	}
-	if _, err = txn.Exec(ctx, `INSERT INTO federated_identities (user_id, service, remote_username) VALUES ($1, $2, $3)`, userID, service, remoteUsername); err != nil {
-		return false, err
-	}
-	if err = txn.Commit(ctx); err != nil {
-		return false, err
-	}
-
-	return true, nil
-}
-- 
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