GoToSocial/internal/processing/user/email.go

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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package user
import (
"context"
"errors"
"fmt"
"time"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
// EmailGetUserForConfirmToken retrieves the user (with account) from
// the database for the given "confirm your email" token string.
func (p *Processor) EmailGetUserForConfirmToken(ctx context.Context, token string) (*gtsmodel.User, gtserror.WithCode) {
if token == "" {
err := errors.New("no token provided")
return nil, gtserror.NewErrorNotFound(err)
}
user, err := p.state.DB.GetUserByConfirmationToken(ctx, token)
if err != nil {
if !errors.Is(err, db.ErrNoEntries) {
// Real error.
return nil, gtserror.NewErrorInternalError(err)
}
// No user found for this token.
return nil, gtserror.NewErrorNotFound(err)
}
if user.Account == nil {
user.Account, err = p.state.DB.GetAccountByID(ctx, user.AccountID)
if err != nil {
// We need the account for a local user.
return nil, gtserror.NewErrorInternalError(err)
}
}
if !user.Account.SuspendedAt.IsZero() {
err := fmt.Errorf("account %s is suspended", user.AccountID)
return nil, gtserror.NewErrorForbidden(err, err.Error())
}
return user, nil
}
// EmailConfirm processes an email confirmation request,
// usually initiated as a result of clicking on a link
// in a 'confirm your email address' type email.
func (p *Processor) EmailConfirm(ctx context.Context, token string) (*gtsmodel.User, gtserror.WithCode) {
user, errWithCode := p.EmailGetUserForConfirmToken(ctx, token)
if errWithCode != nil {
return nil, errWithCode
}
if user.UnconfirmedEmail == "" ||
user.UnconfirmedEmail == user.Email {
// Confirmed already, just return.
return user, nil
}
// Ensure token not expired.
const oneWeek = 168 * time.Hour
if user.ConfirmationSentAt.Before(time.Now().Add(-oneWeek)) {
err := errors.New("confirmation token expired (older than one week)")
return nil, gtserror.NewErrorForbidden(err, err.Error())
}
// Mark the user's email address as confirmed,
// and remove the unconfirmed address and the token.
user.Email = user.UnconfirmedEmail
user.UnconfirmedEmail = ""
user.ConfirmedAt = time.Now()
user.ConfirmationToken = ""
if err := p.state.DB.UpdateUser(
ctx,
user,
"email",
"unconfirmed_email",
"confirmed_at",
"confirmation_token",
); err != nil {
return nil, gtserror.NewErrorInternalError(err)
}
return user, nil
}