Basic auth system

core/forms.py

-from django.contrib.auth.forms import UserCreationForm
+from django.contrib.auth.forms import UserCreationForm, AuthenticationForm
+from django import forms
+from django.contrib.auth import logout, login, authenticate
+import logging
+
 from .models import User
 
 class RegisteringForm(UserCreationForm):
@@ -6,4 +10,36 @@ class RegisteringForm(UserCreationForm):
     required_css_class = 'required'
     class Meta:
         model = User
-        fields = ('username', 'email',)
+        fields = ('first_name', 'last_name', 'email')
+
+    def save(self, commit=True):
+        user = super(RegisteringForm, self).save(commit=False)
+        user.set_password(self.cleaned_data["password1"])
+        user.generate_username()
+        if commit:
+            user.save()
+        return user
+
+class LoginForm(AuthenticationForm):
+    def login(self):
+        u = authenticate(username=self.request.POST['username'],
+                         password=self.request.POST['password'])
+        if u is not None:
+            if u.is_active:
+                login(self.request, u)
+                logging.debug("Logging in "+u)
+            else:
+                raise forms.ValidationError(
+                        self.error_messages['invalid_login'],
+                        code='inactive',
+                        params={'username': self.username_field.verbose_name},
+                    )
+        else:
+            logging.debug("Login failed")
+            raise forms.ValidationError(
+                    self.error_messages['invalid_login'],
+                    code='invalid_login',
+                    params={'username': self.username_field.verbose_name},
+                )
+
+

core/migrations/0001_initial.py

@@ -2,9 +2,9 @@
 from __future__ import unicode_literals
 
 from django.db import migrations, models
+import django.utils.timezone
 import django.core.validators
 import django.contrib.auth.models
-import django.utils.timezone
 
 
 class Migration(migrations.Migration):
@@ -17,25 +17,25 @@ class Migration(migrations.Migration):
         migrations.CreateModel(
             name='User',
             fields=[
-                ('id', models.AutoField(verbose_name='ID', primary_key=True, auto_created=True, serialize=False)),
-                ('password', models.CharField(max_length=128, verbose_name='password')),
-                ('last_login', models.DateTimeField(blank=True, verbose_name='last login', null=True)),
-                ('is_superuser', models.BooleanField(verbose_name='superuser status', default=False, help_text='Designates that this user has all permissions without explicitly assigning them.')),
-                ('username', models.CharField(unique=True, validators=[django.core.validators.RegexValidator('^[\\w.@+-]+$', 'Enter a valid username. This value may contain only letters, numbers and @/./+/-/_ characters.', 'invalid')], verbose_name='username', max_length=30, error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 30 characters or fewer. Letters, digits and @/./+/-/_ only.')),
-                ('first_name', models.CharField(max_length=30, blank=True, verbose_name='first name')),
-                ('last_name', models.CharField(max_length=30, blank=True, verbose_name='last name')),
-                ('email', models.EmailField(max_length=254, blank=True, verbose_name='email address')),
-                ('is_staff', models.BooleanField(verbose_name='staff status', default=False, help_text='Designates whether the user can log into this admin site.')),
-                ('is_active', models.BooleanField(verbose_name='active', default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.')),
-                ('date_joined', models.DateTimeField(verbose_name='date joined', default=django.utils.timezone.now)),
-                ('nick_name', models.CharField(max_length=30)),
-                ('groups', models.ManyToManyField(related_query_name='user', related_name='user_set', verbose_name='groups', to='auth.Group', blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.')),
-                ('user_permissions', models.ManyToManyField(related_query_name='user', related_name='user_set', verbose_name='user permissions', to='auth.Permission', blank=True, help_text='Specific permissions for this user.')),
+                ('id', models.AutoField(primary_key=True, auto_created=True, verbose_name='ID', serialize=False)),
+                ('password', models.CharField(verbose_name='password', max_length=128)),
+                ('last_login', models.DateTimeField(null=True, blank=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('username', models.CharField(validators=[django.core.validators.RegexValidator('^[\\w.@+-]+$', 'Enter a valid username. This value may contain only letters, numbers and @/./+/-/_ characters.')], help_text='Required. 254 characters or fewer. Letters, digits and @/./+/-/_ only.', error_messages={'unique': 'A user with that username already exists.'}, verbose_name='username', unique=True, max_length=254)),
+                ('first_name', models.CharField(verbose_name='first name', max_length=30)),
+                ('last_name', models.CharField(verbose_name='last name', max_length=30)),
+                ('email', models.EmailField(verbose_name='email address', unique=True, max_length=254)),
+                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('date_of_birth', models.DateTimeField(verbose_name='date of birth')),
+                ('nick_name', models.CharField(blank=True, max_length=30)),
+                ('groups', models.ManyToManyField(related_query_name='user', help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', blank=True, to='auth.Group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(related_query_name='user', help_text='Specific permissions for this user.', related_name='user_set', blank=True, to='auth.Permission', verbose_name='user permissions')),
             ],
             options={
-                'verbose_name': 'user',
                 'verbose_name_plural': 'users',
-                'abstract': False,
+                'verbose_name': 'user',
             },
             managers=[
                 ('objects', django.contrib.auth.models.UserManager()),

core/models.py

 from django.db import models
-from django.contrib.auth.models import AbstractUser
+from django.contrib.auth.models import AbstractBaseUser, PermissionsMixin, UserManager
+from django.utils.translation import ugettext_lazy as _
+from django.core import validators
+from django.utils import timezone
 
-import logging
+class User(AbstractBaseUser, PermissionsMixin):
+    """
+    Defines the base user class, useable in every app
 
-logging.basicConfig(level=logging.DEBUG)
+    This is almost the same as the auth module AbstractUser since it inherits from it,
+    but some fields are required, and the username is generated automatically with the
+    name of the user (see generate_username()).
 
-class User(AbstractUser):
-    nick_name = models.CharField(max_length=30)
+    Added field: nick_name
+    Required fields: email, first_name, last_name, date_of_birth
+    """
+    username = models.CharField(
+        _('username'),
+        max_length=254,
+        unique=True,
+        help_text=_('Required. 254 characters or fewer. Letters, digits and @/./+/-/_ only.'),
+        validators=[
+            validators.RegexValidator(
+                r'^[\w.@+-]+$',
+                _('Enter a valid username. This value may contain only '
+                  'letters, numbers ' 'and @/./+/-/_ characters.')
+            ),
+        ],
+        error_messages={
+            'unique': _("A user with that username already exists."),
+        },
+    )
+    first_name = models.CharField(_('first name'), max_length=30)
+    last_name = models.CharField(_('last name'), max_length=30)
+    email = models.EmailField(_('email address'), unique=True)
+    date_of_birth = models.DateTimeField(_('date of birth'), default="1970-01-01")
+    nick_name = models.CharField(max_length=30, blank=True)
+    is_staff = models.BooleanField(
+        _('staff status'),
+        default=False,
+        help_text=_('Designates whether the user can log into this admin site.'),
+    )
+    is_active = models.BooleanField(
+        _('active'),
+        default=True,
+        help_text=_(
+            'Designates whether this user should be treated as active. '
+            'Unselect this instead of deleting accounts.'
+        ),
+    )
+    date_joined = models.DateTimeField(_('date joined'), default=timezone.now)
+
+    objects = UserManager()
+
+    USERNAME_FIELD = 'username'
+    REQUIRED_FIELDS = ['email', 'first_name', 'last_name']
+
+    class Meta:
+        verbose_name = _('user')
+        verbose_name_plural = _('users')
 
     def __str__(self):
-        return self.get_username()
+        return self.username
+
+    def get_full_name(self):
+        """
+        Returns the first_name plus the last_name, with a space in between.
+        """
+        full_name = '%s %s' % (self.first_name, self.last_name)
+        return full_name.strip()
+
+    def get_short_name(self):
+        "Returns the short name for the user."
+        return self.first_name
+
+    def email_user(self, subject, message, from_email=None, **kwargs):
+        """
+        Sends an email to this User.
+        """
+        send_mail(subject, message, from_email, [self.email], **kwargs)
+
+    def generate_username(self):
+        """
+        Generates a unique username based on the first and last names.
+        For example: Guy Carlier gives gcarlier, and gcarlier1 if the first one exists
+        Returns the generated username
+        """
+        user_name = str(self.first_name[0]+self.last_name).lower()
+        un_set = [u.username for u in User.objects.all()]
+        if user_name in un_set:
+            i = 1
+            while user_name+str(i) in un_set:
+                i += 1
+            user_name += str(i)
+        self.username = user_name
+        return user_name
 
 class Page:
     pass

core/templates/core/base.html

+<!DOCTYPE html>
+<html lang="fr">
+<head>
+    <link rel="stylesheet" href="style.css" />
+    <title>{% block title %}Bienvenue sur le Sith de l'AE!{% endblock %}</title>
+</head>
+
+<body>
+    <header>
+        {% block header %}
+        {% if user %}Hello, {{ user.username }}!{% endif %}
+        <ul>
+            <li><a href="{% url 'core:register' %}">Register</a></li>
+            <li><a href="{% url 'core:login' %}">Login</a></li>
+            <li><a href="{% url 'core:logout' %}">Logout</a></li>
+        </ul>
+        {% endblock %}
+    </header>
+
+    <div id="content">
+        {% block content %}{% endblock %}
+    </div>
+
+    <footer>
+        {% block footer %}
+        Site réalisé par des gens biens
+        {% endblock %}
+    </footer>
+</body>
+</html>

core/templates/core/index.html

+{% extends "sith/base.html" %}

core/templates/core/login.html

+{% extends "core/base.html" %}
+
+{% block title %}{{ title }}{% endblock %}
+
+{% block content %}
+<h1>{{ title }}</h1>
+
+<form action="{% url 'core:login' %}" method="post">
+    {% csrf_token %}
+    {{ form }}
+    <p><input type="submit" value="Login!" /></p>
+</form>
+{% endblock %}
+

core/templates/core/register.html

+{% extends "core/base.html" %}
+
+{% block title %}{{ title }}{% endblock %}
+
+{% block content %}
+<h1>{{ title }}</h1>
+
+<form action="{% url 'core:register' %}" method="post">
+    {% csrf_token %}
+    {{ form }}
+    <p><input type="submit" value="Register!" /></p>
+</form>
+{% endblock %}

core/templates/sith/register.html

-<h1>Register a user</h1>
-
-{% if username %}
-You registered successfully, {{ username }}!
-{% endif %}
-
-<form action="{% url 'sith:register' %}" method="post">
-    {% csrf_token %}
-    <ul>
-    {{ form }}
-    <li><input type="submit" value="Register!" /></li>
-    </ul>
-</form>

core/urls.py

@@ -3,9 +3,9 @@ from django.conf.urls import url
 from . import views
 
 urlpatterns = [
-    url(r'^$', views.index, name='core_index'),
+    url(r'^$', views.index, name='index'),
     url(r'^login$', views.login, name='login'),
+    url(r'^logout$', views.logout, name='logout'),
     url(r'^register$', views.register, name='register'),
-    url(r'^guy$', views.guy, name='guy'),
 ]
 

core/views.py

-from django.shortcuts import render
+from django.shortcuts import render, redirect
 from django.http import HttpResponse
+from django.contrib.auth import logout as auth_logout
 
 from .models import User
-from .forms import RegisteringForm
+from .forms import RegisteringForm, LoginForm
 
 import logging
 
@@ -11,22 +12,30 @@ logging.basicConfig(level=logging.DEBUG)
 def index(request):
     return HttpResponse("Hello, world. You're at the core index.")
 
-def login(request):
-    return HttpResponse("Login page")
-
 def register(request):
     if request.method == 'POST':
-        logging.debug("Registering "+request.POST['username'])
         form = RegisteringForm(request.POST)
         if form.is_valid():
-            u = User(username=request.POST['username'], password=request.POST['password1'], email="guy@plop.guy")
-            u.save()
-            return render(request, "sith/register.html", {'username': u.get_username(),
-                                                          'form': RegisteringForm().as_ul()})
-        else:
-            return render(request, "sith/register.html", {'form': form.as_ul()})
-    form = RegisteringForm()
-    return render(request, "sith/register.html", {'form': form.as_ul()})
+            logging.debug("Registering "+form.cleaned_data['first_name']+form.cleaned_data['last_name'])
+            u = form.save()
+            form = RegisteringForm()
+    else:
+        form = RegisteringForm()
+    return render(request, "core/register.html", {'title': 'Register a user', 'form': form.as_p()})
+
+def login(request):
+    if request.method == 'POST':
+        try:
+            form = LoginForm(request)
+            form.login()
+            # TODO redirect to profile when done
+            return redirect('index')
+        except Exception as e:
+            logging.debug(e)
+    else:
+        form = LoginForm()
+    return render(request, "core/login.html", {'title': 'Login', 'form': form.as_p()})
 
-def guy(request):
-    return HttpResponse("Guyuguyguygé")
+def logout(request):
+    auth_logout(request)
+    return redirect('core:index')

sith/urls.py

@@ -17,6 +17,6 @@ from django.conf.urls import include, url
 from django.contrib import admin
 
 urlpatterns = [
-    url(r'^', include('core.urls', namespace="sith")),
+    url(r'^', include('core.urls', namespace="core")),
     url(r'^admin/', include(admin.site.urls)),
 ]