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package account
import (
"errors"
"log"
"regexp"
"strings"
"tildegit.org/andinus/perseus/password"
"tildegit.org/andinus/perseus/storage"
)
// Register takes in registration details and returns an error. If
// error doesn't equal nil then the registration was unsuccessful.
func (u User) Register(db *storage.DB) error {
var err error
u.ID = password.RandStr(64)
u.Username = strings.ToLower(u.Username)
// Validate username. It must be alphanumeric and less than
// 128 characters.
re := regexp.MustCompile("^[a-zA-Z0-9]*$")
if !re.MatchString(u.Username) {
return errors.New("account/register.go: invalid username")
}
if len(u.Username) > 128 {
return errors.New("account/register.go: username too long")
}
// Validate password
if len(u.Password) < 8 {
return errors.New("account/register.go: password too short")
}
u.Hash, err = password.Hash(u.Password)
if err != nil {
log.Printf("account/register.go: %s\n",
"password.Hash func failed")
return err
}
err = u.addUser(db)
if err != nil {
log.Printf("account/register.go: %s\n",
"addUser func failed")
}
return err
}
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