Konova views

* splits konova/views.py into separate files in new module
    * view files can now be found in /konova/views/...
* introduces first class based view AbstractLogView
    * implemented for Ema, Intervention, Compensation and EcoAccount

konova/views/home.py

@@ -0,0 +1,82 @@
+"""
+Author: Michel Peltriaux
+Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
+Contact: ksp-servicestelle@sgdnord.rlp.de
+Created on: 19.08.22
+
+"""
+from django.contrib.auth.decorators import login_required
+from django.http import HttpRequest
+from django.shortcuts import render
+from django.utils import timezone
+from django.utils.translation import gettext_lazy as _
+
+from compensation.models import EcoAccount, Compensation
+from intervention.models import Intervention
+from konova.contexts import BaseContext
+from konova.decorators import any_group_check
+from konova.sub_settings.context_settings import TAB_TITLE_IDENTIFIER
+from news.models import ServerMessage
+
+
+@login_required
+@any_group_check
+def home_view(request: HttpRequest):
+    """
+    Renders the landing page
+
+    Args:
+        request (HttpRequest): The used request object
+
+    Returns:
+        A redirect
+    """
+    template = "konova/home.html"
+    now = timezone.now()
+    user = request.user
+
+    # Fetch the four newest active and published ServerMessages
+    msgs = ServerMessage.objects.filter(
+        is_active=True,
+        publish_on__lte=now,
+        unpublish_on__gte=now,
+    ).order_by(
+        "-publish_on"
+    )[:3]
+
+    # First fetch all valid objects (undeleted, only newest versions)
+    interventions = Intervention.objects.filter(
+        deleted=None,
+    )
+    # Then fetch only user related ones
+    user_interventions = interventions.filter(
+        users__in=[user]
+    )
+
+    # Repeat for other objects
+    comps = Compensation.objects.filter(
+        deleted=None,
+    )
+    user_comps = comps.filter(
+        intervention__users__in=[user]
+    )
+    eco_accs = EcoAccount.objects.filter(
+        deleted=None,
+    )
+    user_ecco_accs = eco_accs.filter(
+        users__in=[user]
+    )
+
+    additional_context = {
+        "msgs": msgs,
+        "total_intervention_count": interventions.count(),
+        "user_intervention_count": user_interventions.count(),
+        "total_compensation_count": comps.count(),
+        "user_compensation_count": user_comps.count(),
+        "total_eco_count": eco_accs.count(),
+        "user_eco_count": user_ecco_accs.count(),
+        TAB_TITLE_IDENTIFIER: _("Home"),
+    }
+    context = BaseContext(request, additional_context).context
+    return render(request, template, context)
+