Working .env setup

nonpacks/landing/views.py

@@ -1,3 +1,50 @@
-from django.shortcuts import render
+import hmac
+import random
+import time
 
-# Create your views here.
+from django.conf import settings
+from django.shortcuts import redirect, render
+
+from common.middleware import gate_whitelist
+
+
+def _under_lockout(request):
+    lock_until = request.session.get('lock_until')
+    if lock_until and time.time() < lock_until:
+        return True
+    return False
+
+
+def _start_lockout(request):
+    duration = random.randint(30, 300)
+    request.session['lock_until'] = time.time() + duration
+
+
+@gate_whitelist
+def gate(request):
+    if request.method == 'POST':
+        if _under_lockout(request):
+            return render(request, 'landing/gate.html', {
+                'error': 'Incorrect password.',
+            })
+
+        submitted = request.POST.get('password', '')
+        master = settings.PASSWORD or ''
+        if hmac.compare_digest(submitted, master):
+            request.session['authorized'] = True
+            request.session.pop('lock_until', None)
+            return redirect('home')
+        else:
+            _start_lockout(request)
+            return render(request, 'landing/gate.html', {
+                'error': 'Incorrect password.',
+            })
+
+    if request.session.get('authorized'):
+        return redirect('home')
+
+    return render(request, 'landing/gate.html')
+
+
+def home(request):
+    return render(request, 'landing/home.html')