feat: add public VPN invite view and template

vpn_invite_public/views.py

@@ -1,3 +1,33 @@
+from django.http import Http404
 from django.shortcuts import render
+from django.utils import timezone
 
-# Create your views here.
+from vpn_invite.models import PeerInvite, InviteSettings
+
+
+def view_public_vpn_invite(request):
+    PeerInvite.objects.filter(invite_expiration__lt=timezone.now()).delete()
+    try:
+        peer_invite = PeerInvite.objects.get(uuid=request.GET.get('token'))
+        invite_settings = InviteSettings.objects.get(name='default_settings')
+    except:
+        raise Http404
+
+    # Initialize context with default values
+    context = {
+        'peer_invite': peer_invite,
+        'invite_settings': invite_settings,
+        'authenticated': False,
+        'error': ''
+    }
+
+    if request.method == 'POST':
+        password = request.POST.get('password', '')
+        # Check if the provided password matches the invite password
+        if password and password == peer_invite.invite_password:
+            context['authenticated'] = True
+            context['password'] = password
+        else:
+            context['error'] = "Invalid password. Please try again."
+
+    return render(request, 'vpn_invite/public_vpn_invite.html', context=context)