1 files changed, 30 insertions, 0 deletions
diff --git a/services/externalaccount/link.go b/services/externalaccount/link.go
new file mode 100644
index 0000000..d6e2ea7
--- /dev/null
+++ b/services/externalaccount/link.go
@@ -0,0 +1,30 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package externalaccount
+
+import (
+	"context"
+	"fmt"
+
+	user_model "code.gitea.io/gitea/models/user"
+
+	"github.com/markbates/goth"
+)
+
+// Store represents a thing that stores things
+type Store interface {
+	Get(any) any
+	Set(any, any) error
+	Release() error
+}
+
+// LinkAccountFromStore links the provided user with a stored external user
+func LinkAccountFromStore(ctx context.Context, store Store, user *user_model.User) error {
+	gothUser := store.Get("linkAccountGothUser")
+	if gothUser == nil {
+		return fmt.Errorf("not in LinkAccount session")
+	}
+
+	return LinkAccountToUser(ctx, user, gothUser.(goth.User))
+}