17.12

posts/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

posts/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class PostsConfig(AppConfig):
+    name = 'posts'

posts/models.py

@@ -0,0 +1,8 @@
+from django.db import models
+
+# Create your models here.
+class Notice(models.Model):
+    notice_title = models.CharField(max_length=80)
+    notice_text = models.CharField(max_length=400)
+    pub_start = models.DateTimeField()
+    pub_end = models.DateTimeField()

posts/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

posts/views.py

@@ -0,0 +1,89 @@
+from django.shortcuts import render, redirect
+from django.http import HttpResponse, JsonResponse
+from .models import Notice
+from django.utils import timezone
+import logging
+from .forms import NoticeForm
+from .serializers import NoticeSerializer
+from rest_framework.parsers import JSONParser
+from django.views.decorators.csrf import csrf_exempt
+from django_eventstream import send_event
+
+logger = None
+
+# Create your views here.
+def home(request):
+    return HttpResponse('Es gibt nichts hier.... bye bye')
+
+def initLogger():
+    global logger
+    if logger == None:
+        logger = logging.getLogger('django.db.backends')
+        logger.setLevel(logging.DEBUG)
+        logger.addHandler(logging.StreamHandler())
+
+def index(request):
+    initLogger()
+    notices = Notice.objects.all()
+    notices = notices.filter(pub_start__lte=timezone.now() )
+    notices = notices.filter(pub_end__gte=timezone.now())
+    context = { "notices" : notices }
+    return render(request, 'posts/index.html', context)
+
+def new(request):
+    if request.method == "POST":
+        form = NoticeForm(request.POST)
+        if form.is_valid():
+            newNotice = Notice(notice_title=form.cleaned_data['title'],
+                               notice_text=form.cleaned_data['text'],
+                               pub_start=form.cleaned_data['start'],
+                               pub_end=form.cleaned_data['end'])
+            newNotice.save()
+    context = {'form' : NoticeForm()}
+    return render(request, 'posts/edit.html', context)
+
+def delete(request, deleteId=None):
+    if deleteId != None:
+        delNotice = Notice.objects.get(id=deleteId)
+        if delNotice != None:
+            delNotice.delete()
+    return redirect('index')
+
+@csrf_exempt
+def notice_list(request):
+    if request.method == 'GET':
+        notices = Notice.objects.all()
+        serializer = NoticeSerializer(notices, many=True)
+        return JsonResponse(serializer.data, safe=False)
+
+    elif request.method == 'POST':
+        data = JSONParser().parse(request)
+        serializer = NoticeSerializer(data=data)
+        if serializer.is_valid():
+            serializer.save()
+            return JsonResponse(serializer.data, status=201)
+        return JsonResponse(serializer.errors, status=400)
+
+@csrf_exempt
+def notice_detail(request, id):
+    try:
+        notice = Notice.objects.get(id=id)
+    except Notice.DoesNotExist:
+        return HttpResponse(status=404)
+
+    if request.method == 'GET':
+        serializer = NoticeSerializer(notice)
+        return JsonResponse(serializer.data)
+
+    elif request.method == 'PUT':
+        data = JSONParser().parse(request)
+        serializer = NoticeSerializer(notice, data=data)
+        if serializer.is_valid():
+            serializer.save()
+            return JsonResponse(serializer.data)
+        return JsonResponse(serializer.errors, status=400)
+
+    elif request.method == 'DELETE':
+        notice.delete()
+        return HttpResponse(status=204)
+