add newsletter views

jdav_web/mailer/models.py

@@ -25,3 +25,6 @@ class Message(models.Model):
     class Meta:
         verbose_name = _('message')
         verbose_name_plural = _('messages')
+        permissions = (
+            ("submit_mails", _("Can submit mails")),
+        )

jdav_web/mailer/templates/mailer/index.html

@@ -1,2 +1,3 @@
 {% load i18n %}
 {% trans "This is the mailer app!" %}
+<p><a href={% url 'mailer:send' %}>New Mail</a></p>

jdav_web/mailer/templates/mailer/send.html

@@ -0,0 +1,25 @@
+{% load i18n %}
+{% trans "Here you can send new emails!" %}
+
+{% if error_message %}
+	<p><b>{{ error_message }}</b></p>
+{% endif %}
+
+<form action="{% url 'mailer:send_mail' %}" method="post">
+	{% csrf_token %}
+
+	{% trans "Subject:" %}<br>
+	<input type="text" name="subject"><br>
+
+	{% trans "Content:" %}<br>
+	<textarea rows="10" cols="80" name="content"></textarea><br>
+
+	{% trans "Receiving group:" %}<br>
+	<select name="to_group">
+		{% for group in groups %}
+		<option value="{{ group.id }}">{{ group.name }}</option>
+		{% endfor %}
+	</select><br>
+
+	<input type="submit" value="{% trans "Send mail" %}">
+</form>

jdav_web/mailer/urls.py

@@ -4,5 +4,7 @@ from . import views
 
 app_name = "mailer"
 urlpatterns = [
-    url(r'^$', views.index, name='index')
+    url(r'^$', views.index, name='index'),
+    url(r'^send_mail', views.send_mail, name='send_mail'),
+    url(r'^send', views.send, name='send')
 ]

jdav_web/mailer/views.py

@@ -1,6 +1,40 @@
 from django.shortcuts import render
+from django.utils.translation import ugettext_lazy as _
+from django.urls import reverse
+from django.http import HttpResponseRedirect
+from django.contrib.auth.decorators import permission_required
 
+from members.models import Group
 
-# Create your views here.
+from .models import Message
+
+
+@permission_required('mailer.submit_mails', login_url='/admin/')
 def index(request):
+    """This is the main newsletter view"""
     return render(request, 'mailer/index.html')
+
+
+@permission_required('mailer.submit_mails', login_url='/admin/')
+def send(request):
+    return render(request, 'mailer/send.html', {
+        'groups': Group.objects.all()
+    })
+
+
+@permission_required('mailer.submit_mails', login_url='/admin/')
+def send_mail(request):
+    try:
+        subject = request.POST['subject']
+        content = request.POST['content']
+        to_group = Group.objects.get(pk=request.POST['to_group'])
+    except (KeyError, Group.DoesNotExist):
+        return render(request, 'mailer/send.html', {
+            'error_message': _("Please fill in every field!"),
+            'groups': Group.objects.all()
+        })
+    else:
+        msg = Message(subject=subject, content=content, to_group=to_group)
+        msg.submit()
+        msg.save()
+        return HttpResponseRedirect(reverse('mailer:index'))