Move the club model to the gestion app

- Move the model
- Add some BDS-related fields
- Add an `associations` fields to be able to separate the clubs between
  the different associations using groups

gestion/migrations/0002_club_support.py

@@ -0,0 +1,95 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+from django.conf import settings
+
+
+def keep_cof_clubs(apps, schema_editor):
+    Group = apps.get_model("auth", "Group")
+    CofClub = apps.get_model("cof", "Club")
+    NewClub = apps.get_model("gestion", "Club")
+    Registration = apps.get_model("gestion", "ClubUser")
+
+    cof_group = Group.objects.get(name="cof_members")
+
+    for oldclub in CofClub.objects.all():
+        newclub = NewClub.objects.create(
+            name=oldclub.name,
+            description=oldclub.description,
+        )
+        for user in oldclub.membres.all():
+            Registration.objects.create(
+                club=newclub,
+                user=user,
+                has_paid=True
+            )
+        for user in oldclub.respos.all():
+            reg = Registration.objects.get_or_create(
+                user=user,
+                club=newclub
+            )
+            reg.is_respo = True
+            reg.save()
+        newclub.associations.add(cof_group)
+        newclub.save()
+
+
+def restore_cof_clubs(apps, schema_editor):
+    Group = apps.get_model("auth", "Group")
+    Club = apps.get_model("cof", "Club")
+    Registration = apps.get_model("gestion", "ClubUser")
+
+    cof_group = Group.objects.get(name="cof_members")
+
+    for newclub in cof_group.clubs.all():
+        club = Club.objects.create(
+            name=newclub.name,
+            description=newclub.description
+        )
+        for reg in Registration.objects.filter(club=newclub):
+            if reg.is_respo:
+                club.respos.add(reg.user)
+            else:
+                club.membres.add(reg.user)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('auth', '0006_require_contenttypes_0002'),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('cof', '0011_delete_clipper_and_custommail'),
+        ('gestion', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.RunPython(lambda: 1/0),
+        migrations.CreateModel(
+            name='Club',
+            fields=[
+                ('id', models.AutoField(primary_key=True, verbose_name='ID', auto_created=True, serialize=False)),
+                ('name', models.CharField(unique=True, max_length=200, verbose_name='Nom')),
+                ('description', models.TextField(verbose_name='Description', blank=True)),
+                ('price', models.DecimalField(verbose_name='Cotisation (€)', decimal_places=2, default=0, blank=True, max_digits=5)),
+                ('cotisation_frequency', models.CharField(choices=[('ANN', 'Annuel'), ('SEM', 'Semestriel'), ('COU', 'Au cours')], max_length=3, verbose_name='Fréquence de la cotisation', default='ANN', blank=True)),
+                ('associations', models.ManyToManyField(to='auth.Group', related_name='clubs')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='ClubUser',
+            fields=[
+                ('id', models.AutoField(primary_key=True, verbose_name='ID', auto_created=True, serialize=False)),
+                ('is_respo', models.BooleanField(verbose_name='Est responsable du club')),
+                ('has_paid', models.BooleanField(verbose_name='A payé sa cotisation')),
+                ('club', models.ForeignKey(to='gestion.Club')),
+                ('user', models.ForeignKey(to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='club',
+            name='members',
+            field=models.ManyToManyField(to=settings.AUTH_USER_MODEL, related_name='in_clubs', through='gestion.ClubUser', blank=True),
+        ),
+        migrations.RunPython(keep_cof_clubs, restore_cof_clubs),
+    ]