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bactdb/users.go
2015-06-19 11:25:42 -08:00

112 lines
2.6 KiB
Go

package main
import (
"database/sql"
"encoding/json"
"errors"
"net/url"
"time"
"golang.org/x/crypto/bcrypt"
)
var (
ErrUserNotFound = errors.New("user not found")
ErrInvalidEmailOrPassword = errors.New("Invalid email or password")
)
func init() {
DB.AddTableWithName(User{}, "users").SetKeys(true, "Id")
}
type UserService struct{}
type User struct {
Id int64 `json:"id,omitempty"`
Email string `db:"email" json:"email"`
Password string `db:"password" json:"-"`
Name string `db:"name" json:"name"`
Role string `db:"role" json:"role"`
CreatedAt time.Time `db:"created_at" json:"createdAt"`
UpdatedAt time.Time `db:"updated_at" json:"updatedAt"`
DeletedAt NullTime `db:"deleted_at" json:"deletedAt"`
}
type Users []*User
type UserJSON struct {
User *User `json:"user"`
}
type UsersJSON struct {
Users *Users `json:"users"`
}
func (u *User) marshal() ([]byte, error) {
return json.Marshal(&UserJSON{User: u})
}
func (u *Users) marshal() ([]byte, error) {
return json.Marshal(&UsersJSON{Users: u})
}
func (u UserService) unmarshal(b []byte) (entity, error) {
var uj UserJSON
err := json.Unmarshal(b, &uj)
return uj.User, err
}
func (u UserService) list(val *url.Values) (entity, error) {
if val == nil {
return nil, errors.New("must provide options")
}
var opt ListOptions
if err := schemaDecoder.Decode(&opt, *val); err != nil {
return nil, err
}
users := make(Users, 0)
sql := `SELECT * FROM users;`
if err := DBH.Select(&users, sql); err != nil {
return nil, err
}
return &users, nil
}
func (u UserService) get(id int64, genus string) (entity, error) {
var user User
q := `SELECT * FROM users WHERE id=$1;`
if err := DBH.SelectOne(&user, q, id); err != nil {
if err == sql.ErrNoRows {
return nil, ErrUserNotFound
}
return nil, err
}
return &user, nil
}
// for thermokarst/jwt: authentication callback
func dbAuthenticate(email string, password string) error {
var user User
q := `SELECT * FROM users WHERE lower(email)=lower($1);`
if err := DBH.SelectOne(&user, q, email); err != nil {
return ErrInvalidEmailOrPassword
}
if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(password)); err != nil {
return ErrInvalidEmailOrPassword
}
return nil
}
// for thermokarst/jwt: setting user in claims bundle
func dbGetUserByEmail(email string) (*User, error) {
var user User
q := `SELECT * FROM users WHERE lower(email)=lower($1);`
if err := DBH.SelectOne(&user, q, email); err != nil {
if err == sql.ErrNoRows {
return nil, ErrUserNotFound
}
return nil, err
}
return &user, nil
}