diff -r 1e18c880021e -r 4a152f5f4a09 server/authentication/models.py
--- a/server/authentication/models.py	Tue Jun 02 09:46:55 2015 +0200
+++ b/server/authentication/models.py	Thu Jun 04 20:03:04 2015 +0200
@@ -1,12 +1,80 @@
 
-from django.contrib.auth.models import AbstractUser
+from django.contrib.auth.models import (
+    BaseUserManager, AbstractBaseUser
+)
 from django.db import models
+from django.utils.translation import ugettext_lazy as _
 
 import settings
 
 
-class AmmicoUser(AbstractUser):
-    idUser = models.CharField(max_length=50, blank=True)
+class AmmicoUserManager(BaseUserManager):
+    def create_user(self, email, idUser=None, password=None):
+        """
+        Creates and saves a User with the given email and password.
+        """
+        if not email:
+            raise ValueError('Users must have an email address')
+        
+        user = self.model(
+            email=self.normalize_email(email),
+            idUser=idUser,
+        )
+
+        user.set_password(password)
+        user.save(using=self._db)
+        return user
+
+    def create_superuser(self, email, password, idUser=None):
+        """
+        Creates and saves a superuser with the given email and password.
+        """
+        user = self.create_user(email,
+            password=password,
+            idUser=idUser
+        )
+        user.is_admin = True
+        user.save(using=self._db)
+        return user
+
+
+class AmmicoUser(AbstractBaseUser):
+    email = models.EmailField(verbose_name='email address', max_length=255, unique=True)
+    idUser = models.IntegerField(_('identifiant utilisateur'), blank=True, null=True)
+    is_active = models.BooleanField(default=True)
+    is_admin = models.BooleanField(default=False)
+
+    objects = AmmicoUserManager()
+
+    USERNAME_FIELD = 'email'
+    REQUIRED_FIELDS = []
+
+    def get_full_name(self):
+        # The user is identified by their email address
+        return self.email
+
+    def get_short_name(self):
+        # The user is identified by their email address
+        return self.email
+
+    def __str__(self):              # __unicode__ on Python 2
+        return self.email
+
+    def has_perm(self, perm, obj=None):
+        "Does the user have a specific permission?"
+        # Simplest possible answer: Yes, always
+        return True
+
+    def has_module_perms(self, app_label):
+        "Does the user have permissions to view the app `app_label`?"
+        # Simplest possible answer: Yes, always
+        return True
+
+    @property
+    def is_staff(self):
+        "Is the user a member of staff?"
+        # Simplest possible answer: All admins are staff
+        return self.is_admin
     
 class Profile(models.Model):
     user = models.OneToOneField(settings.AUTH_USER_MODEL)