snapshot of https://github.com/go-gitea/gitea.git (main, 2026-09-15; blobs > 131072B omitted)

services/auth/auth.go

@@ -0,0 +1,68 @@
+// Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package auth
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+
+	user_model "gitea.dev/models/user"
+	"gitea.dev/modules/auth/webauthn"
+	"gitea.dev/modules/log"
+	"gitea.dev/modules/optional"
+	"gitea.dev/modules/session"
+	"gitea.dev/modules/web/middleware"
+	user_service "gitea.dev/services/user"
+)
+
+type ErrUserAuthMessage string
+
+func (e ErrUserAuthMessage) Error() string {
+	return string(e)
+}
+
+func ErrAsUserAuthMessage(err error) (string, bool) {
+	if msg, ok := errors.AsType[ErrUserAuthMessage](err); ok {
+		return msg.Error(), true
+	}
+	return "", false
+}
+
+// Init should be called exactly once when the application starts to allow plugins
+// to allocate necessary resources
+func Init() {
+	webauthn.Init()
+}
+
+// handleSignInNonInteractive clears existing session variables and stores new ones for the specified user object
+// it is mainly for middleware sign-in which doesn't need user's interaction.
+func handleSignInNonInteractive(resp http.ResponseWriter, req *http.Request, sess SessionStore, user *user_model.User) {
+	// We need to regenerate the session...
+	newSess, err := session.RegenerateSession(resp, req)
+	if err != nil {
+		log.Error(fmt.Sprintf("Error regenerating session: %v", err))
+	} else {
+		sess = newSess
+	}
+
+	ClearSessionKeysForSignIn(sess)
+	err = sess.Set(session.KeyUID, user.ID)
+	if err != nil {
+		log.Error(fmt.Sprintf("Error setting session: %v", err))
+	}
+
+	opts := &user_service.UpdateOptions{SetLastLogin: true}
+	// Language setting of the user overwrites the one previously set
+	// If the user does not have a locale set, we save the current one.
+	if len(user.Language) == 0 {
+		opts.Language = optional.Some(middleware.Locale(resp, req).Language())
+	}
+	if err := user_service.UpdateUser(req.Context(), user, opts); err != nil {
+		log.Error("Error updating user on sign-in [user: %d]: %v", user.ID, err)
+	}
+
+	middleware.SetLocaleCookie(resp, user.Language, 0)
+}