142 lines
3.4 KiB
Go
142 lines
3.4 KiB
Go
// Sofaraum server is the server which collects the statistics
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// for the sofaraum-heatmap application.
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// Copyright 2018 K.Langenberg and contributors. All rights reserved.
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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 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 General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package models
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import (
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"golang.org/x/crypto/bcrypt"
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)
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// CreateUser creates a new user and inserts it into the database
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func CreateUser(user *User) (newUser *User, err error) {
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newUser = user
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// Check if we have all needed informations
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if newUser.Password == "" || newUser.Username == "" {
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return &User{}, ErrNoUsernamePassword{}
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}
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// Check if the user already existst with that username
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var exists = true
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existingUser, err := GetUser(&User{Username: newUser.Username})
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if err != nil {
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if IsErrUserDoesNotExist(err) {
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exists = false
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} else {
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return &User{}, err
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}
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}
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if exists {
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return &User{}, ErrUsernameExists{newUser.ID, newUser.Username}
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}
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// Check if the user already existst with that email
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if newUser.Email != "" {
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existingUser, err = GetUser(&User{Email: newUser.Email})
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if err != nil {
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if IsErrUserDoesNotExist(err) {
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exists = false
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} else {
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return &User{}, err
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}
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}
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if exists {
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return &User{}, ErrUserEmailExists{existingUser.ID, existingUser.Email}
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}
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}
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// Hash the password
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newUser.Password, err = hashPassword(user.Password)
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if err != nil {
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return &User{}, err
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}
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newUser.IsActive = true
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// Insert it
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_, err = x.Insert(newUser)
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if err != nil {
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return &User{}, err
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}
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return newUser, err
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}
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// HashPassword hashes a password
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func hashPassword(password string) (string, error) {
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bytes, err := bcrypt.GenerateFromPassword([]byte(password), 14)
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return string(bytes), err
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}
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// UpdateUser updates a user
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func UpdateUser(user *User) (updatedUser *User, err error) {
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// Check if it exists
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theUser, err := GetUserByID(user.ID)
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if err != nil {
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return &User{}, err
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}
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// Check if we have at least a username
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if user.Username == "" {
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//return User{}, ErrNoUsername{user.ID}
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user.Username = theUser.Username // Dont change the username if we dont have one
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}
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user.Password = theUser.Password // set the password to the one in the database to not accedently resetting it
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// Update it
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_, err = x.Id(user.ID).Update(user)
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if err != nil {
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return &User{}, err
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}
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// Get the newly updated user
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updatedUser, err = GetUserByID(user.ID)
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if err != nil {
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return &User{}, err
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}
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return updatedUser, err
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}
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// UpdateUserPassword updates the password of a user
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func UpdateUserPassword(user *User, newPassword string) (err error) {
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// Get all user details
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theUser, err := GetUserByID(user.ID)
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if err != nil {
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return err
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}
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// Hash the new password and set it
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hashed, err := hashPassword(newPassword)
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if err != nil {
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return err
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}
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theUser.Password = hashed
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// Update it
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_, err = x.Id(user.ID).Update(theUser)
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if err != nil {
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return err
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}
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return err
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}
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