1 files changed, 35 insertions, 0 deletions
diff --git a/routers/api/v1/user/helper.go b/routers/api/v1/user/helper.go
new file mode 100644
index 0000000..8b5c64e
--- /dev/null
+++ b/routers/api/v1/user/helper.go
@@ -0,0 +1,35 @@
+// Copyright 2021 The Gitea Authors.
+// SPDX-License-Identifier: MIT
+
+package user
+
+import (
+	"net/http"
+
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/services/context"
+)
+
+// GetUserByParamsName get user by name
+func GetUserByParamsName(ctx *context.APIContext, name string) *user_model.User {
+	username := ctx.Params(name)
+	user, err := user_model.GetUserByName(ctx, username)
+	if err != nil {
+		if user_model.IsErrUserNotExist(err) {
+			if redirectUserID, err2 := user_model.LookupUserRedirect(ctx, username); err2 == nil {
+				context.RedirectToUser(ctx.Base, username, redirectUserID)
+			} else {
+				ctx.NotFound("GetUserByName", err)
+			}
+		} else {
+			ctx.Error(http.StatusInternalServerError, "GetUserByName", err)
+		}
+		return nil
+	}
+	return user
+}
+
+// GetUserByParams returns user whose name is presented in URL (":username").
+func GetUserByParams(ctx *context.APIContext) *user_model.User {
+	return GetUserByParamsName(ctx, ":username")
+}