Reduce code redundancy

manager/templatetags/manager.py

@@ -4,19 +4,23 @@ from django.contrib.auth.models import User
 
 register = template.Library()
 
+@register.simple_tag(takes_context=True)
+def userOrgas(context):
+    return sorted(context.request.user.organization_set.all(), key=lambda x: x.name)
+
 @register.simple_tag(takes_context=True)
 def orgaString(context):
-    return ", ".join(str(orga) for orga in context.request.user.organization_set.all())
+    return ", ".join(str(orga) for orga in userOrgas(context))
 
 @register.simple_tag(takes_context=True)
 def userDevices(context):
-    return sorted(set(Device.objects.filter(organization__in=context.request.user.organization_set.all())), key=lambda x: x.serial)
+    return sorted(set(Device.objects.filter(organization__in=userOrgas(context))), key=lambda x: x.serial)
 
 @register.simple_tag(takes_context=True)
 def userWifis(context):
-    return sorted(set(Wifi.objects.filter(organization__in=context.request.user.organization_set.all())), key=lambda x: x.serial)
+    return sorted(set(Wifi.objects.filter(organization__in=userOrgas(context))), key=lambda x: x.serial)
 
 @register.simple_tag(takes_context=True)
 def userUsers(context):
-    return sorted(set(User.objects.filter(organization__in=context.request.user.organization_set.all()) if context.request.user.is_superuser else []), key=lambda x: x.username)
+    return sorted(set(User.objects.filter(organization__in=userOrgas(context)) if context.request.user.is_superuser else []), key=lambda x: x.username)
 

manager/views.py

@@ -486,13 +486,10 @@ def makewifi(request):
     wifi_key = request.POST.get("key", "")
     wifi_organization = request.POST.get("organization", "")
 
-    if not wifi_serial:
+    if not (wifi_serial and wifi_organization):
-        orga = Organization.objects.filter(users=request.user)
-
         return render(request, "manager/addwifi.html",
                 {
-                    "title": "Add WiFi",
+                    "title": "Add WiFi"
-                    "organizations": orga
                     }
                 )
 

templates/manager/addwifi.html

@@ -1,5 +1,5 @@
 {% extends "base.html" %}
-
+{% load manager %}
 {% block content %}
 
 <form action="#" method="post">
@@ -19,6 +19,7 @@
   <div class="form-group">
    <label for="organization">Organization</label>
    <select class="custom-select mr-sm-2" id="organization" name="organization">
+     {% userOrgas as organizations %}
      {% for choice in organizations %}
       <option value="{{ choice.id }}">{{ choice.name }}</option>
      {% endfor %}