[Multi-User Part 6]: Address small bugs and upstream PR comments (#518)

- 08654163cb227edb8991ad7f77c99b560819f4f9: Add better parsing for XML files
- f3acfac7fbec0a3876e7586607c376c9dfac6a4d: Add a try/catch around the dateparser in order to avoid internal server errors in app
- 7d43cd62c0d51889978413ca411cec1bd37b024a: Chunk embeddings generation in order to avoid large memory load
- e02d751eb3cb9a005f1b529fde3b34ce3c026f1b: Addresses comments from PR #498 
- a3f393edb49842bedb4f42fba2dfc831ee51db7f: Addresses comments from PR #503 
- 66eb0782867b201a878c7fb13ba662be1258037c: Addresses comments from PR #511 
- Address various items in https://github.com/khoj-ai/khoj/issues/527

src/database/adapters/__init__.py

@@ -1,6 +1,9 @@
 import secrets
 from typing import Type, TypeVar, List
 from datetime import date
+import secrets
+from typing import Type, TypeVar, List
+from datetime import date
 
 from django.db import models
 from django.contrib.sessions.backends.db import SessionStore
@@ -8,6 +11,10 @@ from pgvector.django import CosineDistance
 from django.db.models.manager import BaseManager
 from django.db.models import Q
 from torch import Tensor
+from pgvector.django import CosineDistance
+from django.db.models.manager import BaseManager
+from django.db.models import Q
+from torch import Tensor
 
 # Import sync_to_async from Django Channels
 from asgiref.sync import sync_to_async
@@ -58,7 +65,7 @@ async def set_notion_config(token: str, user: KhojUser):
 async def create_khoj_token(user: KhojUser, name=None):
     "Create Khoj API key for user"
     token = f"kk-{secrets.token_urlsafe(32)}"
-    name = name or f"{generate_random_name().title()}'s Secret Key"
+    name = name or f"{generate_random_name().title()}"
     api_config = await KhojApiUser.objects.acreate(token=token, user=user, name=name)
     await api_config.asave()
     return api_config
@@ -123,15 +130,11 @@ def get_all_users() -> BaseManager[KhojUser]:
 
 def get_user_github_config(user: KhojUser):
     config = GithubConfig.objects.filter(user=user).prefetch_related("githubrepoconfig").first()
-    if not config:
-        return None
     return config
 
 
 def get_user_notion_config(user: KhojUser):
     config = NotionConfig.objects.filter(user=user).first()
-    if not config:
-        return None
     return config
 
 
@@ -240,13 +243,10 @@ class ConversationAdapters:
     @staticmethod
     def get_enabled_conversation_settings(user: KhojUser):
         openai_config = ConversationAdapters.get_openai_conversation_config(user)
-        offline_chat_config = ConversationAdapters.get_offline_chat_conversation_config(user)
 
         return {
             "openai": True if openai_config is not None else False,
-            "offline_chat": True
-            if (offline_chat_config is not None and offline_chat_config.enable_offline_chat)
-            else False,
+            "offline_chat": ConversationAdapters.has_offline_chat(user),
         }
 
     @staticmethod
@@ -264,7 +264,11 @@ class ConversationAdapters:
         OfflineChatProcessorConversationConfig.objects.filter(user=user).delete()
 
     @staticmethod
-    async def has_offline_chat(user: KhojUser):
+    def has_offline_chat(user: KhojUser):
+        return OfflineChatProcessorConversationConfig.objects.filter(user=user, enable_offline_chat=True).exists()
+
+    @staticmethod
+    async def ahas_offline_chat(user: KhojUser):
         return await OfflineChatProcessorConversationConfig.objects.filter(
             user=user, enable_offline_chat=True
         ).aexists()