Disable Subscription if Stripe environment not setup

Deduplicate DJANGO_SECRET_KEY and KHOJ_DJANGO_SECRET_KEY to latter
name as prefixed with KHOJ as KHOJ app specific

src/app/settings.py

@@ -21,7 +21,7 @@ BASE_DIR = Path(__file__).resolve().parent.parent.parent
 # See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = os.getenv("DJANGO_SECRET_KEY")
+SECRET_KEY = os.getenv("KHOJ_DJANGO_SECRET_KEY")
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = os.getenv("DJANGO_DEBUG", "False") == "True"

src/khoj/configure.py

@@ -150,6 +150,8 @@ def configure_routes(app):
     app.include_router(api, prefix="/api")
     app.include_router(api_beta, prefix="/api/beta")
     app.include_router(indexer, prefix="/api/v1/index")
+    if state.billing_enabled:
+        logger.info("💳 Enabled Billing")
         app.include_router(subscription_router, prefix="/api/subscription")
     app.include_router(web_client)
     app.include_router(auth_router, prefix="/auth")

src/khoj/interface/web/config.html

@@ -158,6 +158,7 @@
             </div>
         </div>
     </div>
+    {% if billing_enabled %}
     <div class="section">
         <h2 class="section-title">Billing</h2>
         <div class="section-cards">
@@ -219,6 +220,7 @@
             </div>
         </div>
     </div>
+    {% endif %}
     <div class="section general-settings">
         <div id="results-count" title="Number of items to show in search and use for chat response">
             <label for="results-count-slider">Results Count: <span id="results-count-value">5</span></label>

src/khoj/routers/auth.py

@@ -24,7 +24,9 @@ logger = logging.getLogger(__name__)
 auth_router = APIRouter()
 
 if not state.anonymous_mode and not (os.environ.get("GOOGLE_CLIENT_ID") and os.environ.get("GOOGLE_CLIENT_SECRET")):
-    logger.info("Please set GOOGLE_CLIENT_ID and GOOGLE_CLIENT_SECRET environment variables to use Google OAuth")
+    logger.warn(
+        "🚨 Use --anonymous-mode flag to disable Google OAuth or set GOOGLE_CLIENT_ID, GOOGLE_CLIENT_SECRET environment variables to enable it"
+    )
 else:
     config = Config(environ=os.environ)
 

src/khoj/routers/subscription.py

@@ -12,13 +12,11 @@ import stripe
 # Internal Packages
 from database import adapters
 
+
 # Stripe integration for Khoj Cloud Subscription
 stripe.api_key = os.getenv("STRIPE_API_KEY")
 endpoint_secret = os.getenv("STRIPE_SIGNING_SECRET")
-
-
 logger = logging.getLogger(__name__)
-
 subscription_router = APIRouter()
 
 

src/khoj/routers/web_client.py

@@ -150,6 +150,7 @@ def config_page(request: Request):
             "conversation_options": all_conversation_options,
             "selected_conversation_config": selected_conversation_config.id if selected_conversation_config else None,
             "user_photo": user_picture,
+            "billing_enabled": state.billing_enabled,
             "subscription_state": user_subscription_state,
             "subscription_renewal_date": subscription_renewal_date,
             "khoj_cloud_subscription_url": os.getenv("KHOJ_CLOUD_SUBSCRIPTION_URL"),

src/khoj/utils/state.py

@@ -1,4 +1,5 @@
 # Standard Packages
+import os
 import threading
 from typing import List, Dict
 from collections import defaultdict
@@ -35,3 +36,8 @@ khoj_version: str = None
 device = get_device()
 chat_on_gpu: bool = True
 anonymous_mode: bool = False
+billing_enabled: bool = (
+    os.getenv("STRIPE_API_KEY") is not None
+    and os.getenv("STRIPE_SIGNING_SECRET") is not None
+    and os.getenv("KHOJ_CLOUD_SUBSCRIPTION_URL") is not None
+)