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// Copyright 2020 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package models
import (
"strings"
"code.gitea.io/gitea/models/db"
)
// UserRedirect represents that a user name should be redirected to another
type UserRedirect struct {
ID int64 `xorm:"pk autoincr"`
LowerName string `xorm:"UNIQUE(s) INDEX NOT NULL"`
RedirectUserID int64 // userID to redirect to
}
func init() {
db.RegisterModel(new(UserRedirect))
}
// LookupUserRedirect look up userID if a user has a redirect name
func LookupUserRedirect(userName string) (int64, error) {
userName = strings.ToLower(userName)
redirect := &UserRedirect{LowerName: userName}
if has, err := db.GetEngine(db.DefaultContext).Get(redirect); err != nil {
return 0, err
} else if !has {
return 0, ErrUserRedirectNotExist{Name: userName}
}
return redirect.RedirectUserID, nil
}
// newUserRedirect create a new user redirect
func newUserRedirect(e db.Engine, ID int64, oldUserName, newUserName string) error {
oldUserName = strings.ToLower(oldUserName)
newUserName = strings.ToLower(newUserName)
if err := deleteUserRedirect(e, newUserName); err != nil {
return err
}
if _, err := e.Insert(&UserRedirect{
LowerName: oldUserName,
RedirectUserID: ID,
}); err != nil {
return err
}
return nil
}
// deleteUserRedirect delete any redirect from the specified user name to
// anything else
func deleteUserRedirect(e db.Engine, userName string) error {
userName = strings.ToLower(userName)
_, err := e.Delete(&UserRedirect{LowerName: userName})
return err
}
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