mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2025-06-05 21:59:39 +02:00
75 lines
2.5 KiB
Go
75 lines
2.5 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package user
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import (
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"context"
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"code.superseriousbusiness.org/gotosocial/internal/gtserror"
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"code.superseriousbusiness.org/gotosocial/internal/gtsmodel"
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"code.superseriousbusiness.org/gotosocial/internal/validate"
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"codeberg.org/gruf/go-byteutil"
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"golang.org/x/crypto/bcrypt"
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)
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// PasswordChange processes a password change request for the given user.
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func (p *Processor) PasswordChange(ctx context.Context, user *gtsmodel.User, oldPassword string, newPassword string) gtserror.WithCode {
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// Ensure provided oldPassword is the correct current password.
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if err := bcrypt.CompareHashAndPassword(
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byteutil.S2B(user.EncryptedPassword),
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byteutil.S2B(oldPassword),
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); err != nil {
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err := gtserror.Newf("%w", err)
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return gtserror.NewErrorUnauthorized(err, "old password was incorrect")
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}
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// Ensure new password is strong enough.
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if err := validate.Password(newPassword); err != nil {
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return gtserror.NewErrorBadRequest(err, err.Error())
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}
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// Ensure new password is different from old password.
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if newPassword == oldPassword {
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const help = "new password cannot be the same as previous password"
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err := gtserror.New(help)
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return gtserror.NewErrorBadRequest(err, help)
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}
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// Hash the new password.
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encryptedPassword, err := bcrypt.GenerateFromPassword(
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byteutil.S2B(newPassword),
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bcrypt.DefaultCost,
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)
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if err != nil {
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err := gtserror.Newf("%w", err)
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return gtserror.NewErrorInternalError(err)
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}
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// Set new password on user.
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user.EncryptedPassword = string(encryptedPassword)
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if err := p.state.DB.UpdateUser(
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ctx, user,
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"encrypted_password",
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); err != nil {
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err := gtserror.Newf("db error updating user: %w", err)
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return gtserror.NewErrorInternalError(err)
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}
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return nil
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}
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