gitea/models/user.go

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// Copyright 2014 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
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package models
import (
"errors"
"fmt"
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"os"
"path/filepath"
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"strings"
"time"
"github.com/dchest/scrypt"
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"github.com/gogits/gogs/modules/base"
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git "github.com/libgit2/git2go"
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)
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var UserPasswdSalt string
func init() {
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UserPasswdSalt = base.Cfg.MustValue("security", "USER_PASSWD_SALT")
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}
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// User types.
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const (
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UT_INDIVIDUAL = iota + 1
UT_ORGANIZATION
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)
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// Login types.
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const (
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LT_PLAIN = iota + 1
LT_LDAP
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)
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// A User represents the object of individual and member of organization.
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type User struct {
Id int64
LowerName string `xorm:"unique not null"`
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Name string `xorm:"unique not null"`
Email string `xorm:"unique not null"`
Passwd string `xorm:"not null"`
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LoginType int
Type int
NumFollowers int
NumFollowings int
NumStars int
NumRepos int
Avatar string `xorm:"varchar(2048) not null"`
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AvatarEmail string `xorm:"not null"`
Location string
Website string
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Created time.Time `xorm:"created"`
Updated time.Time `xorm:"updated"`
}
func (user *User) HomeLink() string {
return "/user/" + user.LowerName
}
func (user *User) AvatarLink() string {
return "http://1.gravatar.com/avatar/" + user.Avatar
}
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// A Follow represents
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type Follow struct {
Id int64
UserId int64 `xorm:"unique(s)"`
FollowId int64 `xorm:"unique(s)"`
Created time.Time `xorm:"created"`
}
var (
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ErrUserOwnRepos = errors.New("User still have ownership of repositories")
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ErrUserAlreadyExist = errors.New("User already exist")
ErrUserNotExist = errors.New("User does not exist")
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ErrEmailAlreadyUsed = errors.New("E-mail already used")
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)
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// IsUserExist checks if given user name exist,
// the user name should be noncased unique.
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func IsUserExist(name string) (bool, error) {
return orm.Get(&User{LowerName: strings.ToLower(name)})
}
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func IsEmailUsed(email string) (bool, error) {
return orm.Get(&User{Email: email})
}
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func (user *User) NewGitSig() *git.Signature {
return &git.Signature{
Name: user.Name,
Email: user.Email,
When: time.Now(),
}
}
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// RegisterUser creates record of a new user.
func RegisterUser(user *User) (err error) {
isExist, err := IsUserExist(user.Name)
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if err != nil {
return err
} else if isExist {
return ErrUserAlreadyExist
}
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isExist, err = IsEmailUsed(user.Email)
if err != nil {
return err
} else if isExist {
return ErrEmailAlreadyUsed
}
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user.LowerName = strings.ToLower(user.Name)
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user.Avatar = base.EncodeMd5(user.Email)
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user.AvatarEmail = user.Email
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if err = user.EncodePasswd(); err != nil {
return err
}
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if _, err = orm.Insert(user); err != nil {
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return err
}
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if err = os.MkdirAll(UserPath(user.Name), os.ModePerm); err != nil {
if _, err := orm.Id(user.Id).Delete(&User{}); err != nil {
return errors.New(fmt.Sprintf(
"both create userpath %s and delete table record faild", user.Name))
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}
return err
}
return nil
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}
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// UpdateUser updates user's information.
func UpdateUser(user *User) (err error) {
_, err = orm.Id(user.Id).Update(user)
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return err
}
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// DeleteUser completely deletes everything of the user.
func DeleteUser(user *User) error {
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// Check ownership of repository.
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count, err := GetRepositoryCount(user)
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if err != nil {
return errors.New("modesl.GetRepositories: " + err.Error())
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} else if count > 0 {
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return ErrUserOwnRepos
}
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// TODO: check issues, other repos' commits
// Delete all feeds.
if _, err = orm.Delete(&Action{UserId: user.Id}); err != nil {
return err
}
// Delete all SSH keys.
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keys := make([]PublicKey, 0, 10)
if err = orm.Find(&keys, &PublicKey{OwnerId: user.Id}); err != nil {
return err
}
for _, key := range keys {
if err = DeletePublicKey(&key); err != nil {
return err
}
}
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// Delete user directory.
if err = os.RemoveAll(UserPath(user.Name)); err != nil {
return err
}
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_, err = orm.Delete(user)
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// TODO: delete and update follower information.
return err
}
// EncodePasswd encodes password to safe format.
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func (user *User) EncodePasswd() error {
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newPasswd, err := scrypt.Key([]byte(user.Passwd), []byte(UserPasswdSalt), 16384, 8, 1, 64)
user.Passwd = fmt.Sprintf("%x", newPasswd)
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return err
}
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func UserPath(userName string) string {
return filepath.Join(RepoRootPath, userName)
}
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func GetUserByKeyId(keyId int64) (*User, error) {
user := new(User)
has, err := orm.Sql("select a.* from user as a, public_key as b where a.id = b.owner_id and b.id=?", keyId).Get(user)
if err != nil {
return nil, err
}
if !has {
err = errors.New("not exist key owner")
return nil, err
}
return user, nil
}
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func GetUserById(id int64) (*User, error) {
user := new(User)
has, err := orm.Id(id).Get(user)
if err != nil {
return nil, err
}
if !has {
return nil, ErrUserNotExist
}
return user, nil
}
func GetUserByName(name string) (*User, error) {
if len(name) == 0 {
return nil, ErrUserNotExist
}
user := &User{
LowerName: strings.ToLower(name),
}
has, err := orm.Get(user)
if err != nil {
return nil, err
}
if !has {
return nil, ErrUserNotExist
}
return user, nil
}
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// LoginUserPlain validates user by raw user name and password.
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func LoginUserPlain(name, passwd string) (*User, error) {
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user := User{LowerName: strings.ToLower(name), Passwd: passwd}
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if err := user.EncodePasswd(); err != nil {
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return nil, err
}
has, err := orm.Get(&user)
if !has {
err = ErrUserNotExist
}
if err != nil {
return nil, err
}
return &user, nil
}
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// FollowUser marks someone be another's follower.
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func FollowUser(userId int64, followId int64) error {
session := orm.NewSession()
defer session.Close()
session.Begin()
_, err := session.Insert(&Follow{UserId: userId, FollowId: followId})
if err != nil {
session.Rollback()
return err
}
_, err = session.Exec("update user set num_followers = num_followers + 1 where id = ?", followId)
if err != nil {
session.Rollback()
return err
}
_, err = session.Exec("update user set num_followings = num_followings + 1 where id = ?", userId)
if err != nil {
session.Rollback()
return err
}
return session.Commit()
}
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// UnFollowUser unmarks someone be another's follower.
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func UnFollowUser(userId int64, unFollowId int64) error {
session := orm.NewSession()
defer session.Close()
session.Begin()
_, err := session.Delete(&Follow{UserId: userId, FollowId: unFollowId})
if err != nil {
session.Rollback()
return err
}
_, err = session.Exec("update user set num_followers = num_followers - 1 where id = ?", unFollowId)
if err != nil {
session.Rollback()
return err
}
_, err = session.Exec("update user set num_followings = num_followings - 1 where id = ?", userId)
if err != nil {
session.Rollback()
return err
}
return session.Commit()
}