basics of invite link creation

cookbook/forms.py

@@ -271,6 +271,15 @@ class MealPlanForm(forms.ModelForm):
         widgets = {'recipe': SelectWidget, 'date': DateWidget, 'shared': MultiSelectWidget}
 
 
+class InviteLinkForm(forms.ModelForm):
+    class Meta:
+        model = InviteLink
+        fields = ('username', 'group', 'valid_until')
+        help_texts = {
+            'username': _('A username is not required, if left blank the new user can choose one.')
+        }
+
+
 class SuperUserForm(forms.Form):
     name = forms.CharField()
     password = forms.CharField(widget=forms.TextInput(attrs={'autocomplete': 'new-password', 'type': 'password'}))

cookbook/migrations/0077_invitelink.py

@@ -0,0 +1,29 @@
+# Generated by Django 3.0.7 on 2020-09-01 11:31
+
+import datetime
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('cookbook', '0076_shoppinglist_entries'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='InviteLink',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('uuid', models.UUIDField(default=uuid.uuid4)),
+                ('username', models.CharField(blank=True, max_length=64)),
+                ('valid_until', models.DateField(default=datetime.date(2020, 9, 15))),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('created_by', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

cookbook/migrations/0078_invitelink_used_by.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.7 on 2020-09-01 11:39
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('cookbook', '0077_invitelink'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='invitelink',
+            name='used_by',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='used_by', to=settings.AUTH_USER_MODEL),
+        ),
+    ]

cookbook/migrations/0079_invitelink_group.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.7 on 2020-09-01 12:54
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('auth', '0011_update_proxy_permissions'),
+        ('cookbook', '0078_invitelink_used_by'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='invitelink',
+            name='group',
+            field=models.ForeignKey(default=1, on_delete=django.db.models.deletion.CASCADE, to='auth.Group'),
+            preserve_default=False,
+        ),
+    ]

cookbook/models.py

@@ -1,8 +1,10 @@
 import re
 import uuid
+from datetime import date, timedelta
+
 from annoying.fields import AutoOneToOneField
 from django.contrib import auth
-from django.contrib.auth.models import User
+from django.contrib.auth.models import User, Group
 from django.utils.translation import gettext as _
 from django.db import models
 
@@ -296,6 +298,16 @@ class ShareLink(models.Model):
     created_at = models.DateTimeField(auto_now_add=True)
 
 
+class InviteLink(models.Model):
+    uuid = models.UUIDField(default=uuid.uuid4)
+    username = models.CharField(blank=True, max_length=64)
+    group = models.ForeignKey(Group, on_delete=models.CASCADE)
+    valid_until = models.DateField(default=date.today()+timedelta(days=14))
+    used_by = models.ForeignKey(User, null=True, on_delete=models.CASCADE, related_name='used_by')
+    created_by = models.ForeignKey(User, on_delete=models.CASCADE)
+    created_at = models.DateTimeField(auto_now_add=True)
+
+
 class CookLog(models.Model):
     recipe = models.ForeignKey(Recipe, on_delete=models.CASCADE)
     created_by = models.ForeignKey(User, on_delete=models.CASCADE)

cookbook/tables.py

@@ -117,6 +117,13 @@ class ShoppingListTable(tables.Table):
         fields = ('id', 'created_by', 'created_at')
 
 
+class InviteLinkTable(tables.Table):
+    class Meta:
+        model = InviteLink
+        template_name = 'generic/table_template.html'
+        fields = ('id', 'username', 'group', 'valid_until', 'created_by', 'created_at', 'used_by')
+
+
 class ViewLogTable(tables.Table):
     recipe = tables.LinkColumn('view_recipe', args=[A('recipe_id')])
 

cookbook/templates/system.html

@@ -16,8 +16,18 @@
     <br/>
     <br/>
 
-    <h3>{% trans 'Backup & Restore' %}</h3>
+    <div class="row">
-    <a href="{% url 'api_backup' %}" class="btn btn-success">{% trans 'Download Backup' %}</a>
+        <div class="col-md-6">
+            <h3>{% trans 'Invite Links' %}</h3>
+            <a href="{% url 'list_invite_link' %}" class="btn btn-success">{% trans 'Show Links' %}</a>
+
+        </div>
+        <div class="col-md-6">
+            <h3>{% trans 'Backup & Restore' %}</h3>
+            <a href="{% url 'api_backup' %}" class="btn btn-success">{% trans 'Download Backup' %}</a>
+
+        </div>
+    </div>
 
     <br/>
     <br/>
@@ -59,7 +69,8 @@
         {% trans 'Warning' %}{% else %}{% trans 'Ok' %}{% endif %}</span></h4>
     {% if secret_key %}
         {% blocktrans %}
-            You do not have a <code>SECRET_KEY</code> configured in your <code>.env</code> file. Django defaulted to the standard key
+            You do not have a <code>SECRET_KEY</code> configured in your <code>.env</code> file. Django defaulted to the
+            standard key
             provided with the installation which is publicly know and insecure! Please set
             <code>SECRET_KEY</code> int the <code>.env</code> configuration file.
         {% endblocktrans %}

cookbook/urls.py

@@ -91,7 +91,7 @@ urlpatterns = [
 
 ]
 
-generic_models = (Recipe, RecipeImport, Storage, RecipeBook, MealPlan, SyncLog, Sync, Comment, RecipeBookEntry, Keyword, Food, ShoppingList)
+generic_models = (Recipe, RecipeImport, Storage, RecipeBook, MealPlan, SyncLog, Sync, Comment, RecipeBookEntry, Keyword, Food, ShoppingList, InviteLink)
 
 for m in generic_models:
     py_name = get_model_name(m)

cookbook/views/lists.py

@@ -6,8 +6,8 @@ from django_tables2 import RequestConfig
 
 from cookbook.filters import IngredientFilter
 from cookbook.helper.permission_helper import group_required
-from cookbook.models import Keyword, SyncLog, RecipeImport, Storage, Food, ShoppingList
+from cookbook.models import Keyword, SyncLog, RecipeImport, Storage, Food, ShoppingList, InviteLink
-from cookbook.tables import KeywordTable, ImportLogTable, RecipeImportTable, StorageTable, IngredientTable, ShoppingListTable
+from cookbook.tables import KeywordTable, ImportLogTable, RecipeImportTable, StorageTable, IngredientTable, ShoppingListTable, InviteLinkTable
 
 
 @group_required('user')
@@ -59,3 +59,11 @@ def storage(request):
     RequestConfig(request, paginate={'per_page': 25}).configure(table)
 
     return render(request, 'generic/list_template.html', {'title': _("Storage Backend"), 'table': table, 'create_url': 'new_storage'})
+
+
+@group_required('admin')
+def invite_link(request):
+    table = InviteLinkTable(InviteLink.objects.all())
+    RequestConfig(request, paginate={'per_page': 25}).configure(table)
+
+    return render(request, 'generic/list_template.html', {'title': _("Invite Links"), 'table': table, 'create_url': 'new_invite_link'})

cookbook/views/new.py

@@ -9,9 +9,9 @@ from django.utils.translation import gettext as _
 from django.views.generic import CreateView
 
 from cookbook.forms import ImportRecipeForm, RecipeImport, KeywordForm, Storage, StorageForm, InternalRecipeForm, \
-    RecipeBookForm, MealPlanForm
+    RecipeBookForm, MealPlanForm, InviteLinkForm
 from cookbook.helper.permission_helper import GroupRequiredMixin, group_required
-from cookbook.models import Keyword, Recipe, RecipeBook, MealPlan, ShareLink, MealType, Step
+from cookbook.models import Keyword, Recipe, RecipeBook, MealPlan, ShareLink, MealType, Step, InviteLink
 
 
 class RecipeCreate(GroupRequiredMixin, CreateView):
@@ -162,3 +162,21 @@ class MealPlanCreate(GroupRequiredMixin, CreateView):
                     context['default_recipe'] = Recipe.objects.get(pk=int(recipe))
 
         return context
+
+
+class InviteLinkCreate(GroupRequiredMixin, CreateView):
+    groups_required = ['admin']
+    template_name = "generic/new_template.html"
+    model = InviteLink
+    form_class = InviteLinkForm
+
+    def form_valid(self, form):
+        obj = form.save(commit=False)
+        obj.created_by = self.request.user
+        obj.save()
+        return HttpResponseRedirect(reverse('list_invite_link'))
+
+    def get_context_data(self, **kwargs):
+        context = super(InviteLinkCreate, self).get_context_data(**kwargs)
+        context['title'] = _("Invite Link")
+        return context