open-webui/backend/open_webui/main.py

import asyncio
import inspect
import json
import logging
import mimetypes
import os
import shutil
import sys
import time
import random

from contextlib import asynccontextmanager
from urllib.parse import urlencode, parse_qs, urlparse
from pydantic import BaseModel
from sqlalchemy import text

from typing import Optional
from aiocache import cached
import aiohttp
import anyio.to_thread
import requests


from fastapi import (
    Depends,
    FastAPI,
    File,
    Form,
    HTTPException,
    Request,
    UploadFile,
    status,
    applications,
    BackgroundTasks,
)

from fastapi.openapi.docs import get_swagger_ui_html

from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import JSONResponse, RedirectResponse
from fastapi.staticfiles import StaticFiles

from starlette_compress import CompressMiddleware

from starlette.exceptions import HTTPException as StarletteHTTPException
from starlette.middleware.base import BaseHTTPMiddleware
from starlette.middleware.sessions import SessionMiddleware
from starlette.responses import Response, StreamingResponse


from open_webui.utils import logger
from open_webui.utils.audit import AuditLevel, AuditLoggingMiddleware
from open_webui.utils.logger import start_logger
from open_webui.socket.main import (
    app as socket_app,
    periodic_usage_pool_cleanup,
)
from open_webui.routers import (
    audio,
    images,
    ollama,
    openai,
    retrieval,
    pipelines,
    tasks,
    auths,
    channels,
    chats,
    notes,
    folders,
    configs,
    groups,
    files,
    functions,
    memories,
    models,
    knowledge,
    prompts,
    evaluations,
    tools,
    users,
    utils,
)

from open_webui.routers.retrieval import (
    get_embedding_function,
    get_ef,
    get_rf,
)

from open_webui.internal.db import Session, engine

from open_webui.models.functions import Functions
from open_webui.models.models import Models
from open_webui.models.users import UserModel, Users
from open_webui.models.chats import Chats

from open_webui.config import (
    LICENSE_KEY,
    # Ollama
    ENABLE_OLLAMA_API,
    OLLAMA_BASE_URLS,
    OLLAMA_API_CONFIGS,
    # OpenAI
    ENABLE_OPENAI_API,
    ONEDRIVE_CLIENT_ID,
    ONEDRIVE_SHAREPOINT_URL,
    ONEDRIVE_SHAREPOINT_TENANT_ID,
    OPENAI_API_BASE_URLS,
    OPENAI_API_KEYS,
    OPENAI_API_CONFIGS,
    # Direct Connections
    ENABLE_DIRECT_CONNECTIONS,
    # Thread pool size for FastAPI/AnyIO
    THREAD_POOL_SIZE,
    # Tool Server Configs
    TOOL_SERVER_CONNECTIONS,
    # Code Execution
    ENABLE_CODE_EXECUTION,
    CODE_EXECUTION_ENGINE,
    CODE_EXECUTION_JUPYTER_URL,
    CODE_EXECUTION_JUPYTER_AUTH,
    CODE_EXECUTION_JUPYTER_AUTH_TOKEN,
    CODE_EXECUTION_JUPYTER_AUTH_PASSWORD,
    CODE_EXECUTION_JUPYTER_TIMEOUT,
    ENABLE_CODE_INTERPRETER,
    CODE_INTERPRETER_ENGINE,
    CODE_INTERPRETER_PROMPT_TEMPLATE,
    CODE_INTERPRETER_JUPYTER_URL,
    CODE_INTERPRETER_JUPYTER_AUTH,
    CODE_INTERPRETER_JUPYTER_AUTH_TOKEN,
    CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD,
    CODE_INTERPRETER_JUPYTER_TIMEOUT,
    # Image
    AUTOMATIC1111_API_AUTH,
    AUTOMATIC1111_BASE_URL,
    AUTOMATIC1111_CFG_SCALE,
    AUTOMATIC1111_SAMPLER,
    AUTOMATIC1111_SCHEDULER,
    COMFYUI_BASE_URL,
    COMFYUI_API_KEY,
    COMFYUI_WORKFLOW,
    COMFYUI_WORKFLOW_NODES,
    ENABLE_IMAGE_GENERATION,
    ENABLE_IMAGE_PROMPT_GENERATION,
    IMAGE_GENERATION_ENGINE,
    IMAGE_GENERATION_MODEL,
    IMAGE_SIZE,
    IMAGE_STEPS,
    IMAGES_OPENAI_API_BASE_URL,
    IMAGES_OPENAI_API_KEY,
    IMAGES_GEMINI_API_BASE_URL,
    IMAGES_GEMINI_API_KEY,
    # Audio
    AUDIO_STT_ENGINE,
    AUDIO_STT_MODEL,
    AUDIO_STT_OPENAI_API_BASE_URL,
    AUDIO_STT_OPENAI_API_KEY,
    AUDIO_STT_AZURE_API_KEY,
    AUDIO_STT_AZURE_REGION,
    AUDIO_STT_AZURE_LOCALES,
    AUDIO_STT_AZURE_BASE_URL,
    AUDIO_STT_AZURE_MAX_SPEAKERS,
    AUDIO_TTS_API_KEY,
    AUDIO_TTS_ENGINE,
    AUDIO_TTS_MODEL,
    AUDIO_TTS_OPENAI_API_BASE_URL,
    AUDIO_TTS_OPENAI_API_KEY,
    AUDIO_TTS_SPLIT_ON,
    AUDIO_TTS_VOICE,
    AUDIO_TTS_AZURE_SPEECH_REGION,
    AUDIO_TTS_AZURE_SPEECH_BASE_URL,
    AUDIO_TTS_AZURE_SPEECH_OUTPUT_FORMAT,
    PLAYWRIGHT_WS_URL,
    PLAYWRIGHT_TIMEOUT,
    FIRECRAWL_API_BASE_URL,
    FIRECRAWL_API_KEY,
    WEB_LOADER_ENGINE,
    WHISPER_MODEL,
    WHISPER_VAD_FILTER,
    WHISPER_LANGUAGE,
    DEEPGRAM_API_KEY,
    WHISPER_MODEL_AUTO_UPDATE,
    WHISPER_MODEL_DIR,
    # Retrieval
    RAG_TEMPLATE,
    DEFAULT_RAG_TEMPLATE,
    RAG_FULL_CONTEXT,
    BYPASS_EMBEDDING_AND_RETRIEVAL,
    RAG_EMBEDDING_MODEL,
    RAG_EMBEDDING_MODEL_AUTO_UPDATE,
    RAG_EMBEDDING_MODEL_TRUST_REMOTE_CODE,
    RAG_RERANKING_ENGINE,
    RAG_RERANKING_MODEL,
    RAG_EXTERNAL_RERANKER_URL,
    RAG_EXTERNAL_RERANKER_API_KEY,
    RAG_RERANKING_MODEL_AUTO_UPDATE,
    RAG_RERANKING_MODEL_TRUST_REMOTE_CODE,
    RAG_EMBEDDING_ENGINE,
    RAG_EMBEDDING_BATCH_SIZE,
    RAG_TOP_K,
    RAG_TOP_K_RERANKER,
    RAG_RELEVANCE_THRESHOLD,
    RAG_HYBRID_BM25_WEIGHT,
    RAG_ALLOWED_FILE_EXTENSIONS,
    RAG_FILE_MAX_COUNT,
    RAG_FILE_MAX_SIZE,
    RAG_OPENAI_API_BASE_URL,
    RAG_OPENAI_API_KEY,
    RAG_OLLAMA_BASE_URL,
    RAG_OLLAMA_API_KEY,
    CHUNK_OVERLAP,
    CHUNK_SIZE,
    CONTENT_EXTRACTION_ENGINE,
    EXTERNAL_DOCUMENT_LOADER_URL,
    EXTERNAL_DOCUMENT_LOADER_API_KEY,
    TIKA_SERVER_URL,
    DOCLING_SERVER_URL,
    DOCLING_OCR_ENGINE,
    DOCLING_OCR_LANG,
    DOCLING_DO_PICTURE_DESCRIPTION,
    DOCUMENT_INTELLIGENCE_ENDPOINT,
    DOCUMENT_INTELLIGENCE_KEY,
    MISTRAL_OCR_API_KEY,
    RAG_TEXT_SPLITTER,
    TIKTOKEN_ENCODING_NAME,
    PDF_EXTRACT_IMAGES,
    YOUTUBE_LOADER_LANGUAGE,
    YOUTUBE_LOADER_PROXY_URL,
    # Retrieval (Web Search)
    ENABLE_WEB_SEARCH,
    WEB_SEARCH_ENGINE,
    BYPASS_WEB_SEARCH_EMBEDDING_AND_RETRIEVAL,
    BYPASS_WEB_SEARCH_WEB_LOADER,
    WEB_SEARCH_RESULT_COUNT,
    WEB_SEARCH_CONCURRENT_REQUESTS,
    WEB_SEARCH_TRUST_ENV,
    WEB_SEARCH_DOMAIN_FILTER_LIST,
    JINA_API_KEY,
    SEARCHAPI_API_KEY,
    SEARCHAPI_ENGINE,
    SERPAPI_API_KEY,
    SERPAPI_ENGINE,
    SEARXNG_QUERY_URL,
    YACY_QUERY_URL,
    YACY_USERNAME,
    YACY_PASSWORD,
    SERPER_API_KEY,
    SERPLY_API_KEY,
    SERPSTACK_API_KEY,
    SERPSTACK_HTTPS,
    TAVILY_API_KEY,
    TAVILY_EXTRACT_DEPTH,
    BING_SEARCH_V7_ENDPOINT,
    BING_SEARCH_V7_SUBSCRIPTION_KEY,
    BRAVE_SEARCH_API_KEY,
    EXA_API_KEY,
    PERPLEXITY_API_KEY,
    SOUGOU_API_SID,
    SOUGOU_API_SK,
    KAGI_SEARCH_API_KEY,
    MOJEEK_SEARCH_API_KEY,
    BOCHA_SEARCH_API_KEY,
    GOOGLE_PSE_API_KEY,
    GOOGLE_PSE_ENGINE_ID,
    GOOGLE_DRIVE_CLIENT_ID,
    GOOGLE_DRIVE_API_KEY,
    ONEDRIVE_CLIENT_ID,
    ONEDRIVE_SHAREPOINT_URL,
    ONEDRIVE_SHAREPOINT_TENANT_ID,
    ENABLE_RAG_HYBRID_SEARCH,
    ENABLE_RAG_LOCAL_WEB_FETCH,
    ENABLE_WEB_LOADER_SSL_VERIFICATION,
    ENABLE_GOOGLE_DRIVE_INTEGRATION,
    ENABLE_ONEDRIVE_INTEGRATION,
    UPLOAD_DIR,
    EXTERNAL_WEB_SEARCH_URL,
    EXTERNAL_WEB_SEARCH_API_KEY,
    EXTERNAL_WEB_LOADER_URL,
    EXTERNAL_WEB_LOADER_API_KEY,
    # WebUI
    WEBUI_AUTH,
    WEBUI_NAME,
    WEBUI_BANNERS,
    WEBHOOK_URL,
    ADMIN_EMAIL,
    SHOW_ADMIN_DETAILS,
    JWT_EXPIRES_IN,
    ENABLE_SIGNUP,
    ENABLE_LOGIN_FORM,
    ENABLE_API_KEY,
    ENABLE_API_KEY_ENDPOINT_RESTRICTIONS,
    API_KEY_ALLOWED_ENDPOINTS,
    ENABLE_CHANNELS,
    ENABLE_NOTES,
    ENABLE_COMMUNITY_SHARING,
    ENABLE_MESSAGE_RATING,
    ENABLE_USER_WEBHOOKS,
    ENABLE_EVALUATION_ARENA_MODELS,
    USER_PERMISSIONS,
    DEFAULT_USER_ROLE,
    PENDING_USER_OVERLAY_CONTENT,
    PENDING_USER_OVERLAY_TITLE,
    DEFAULT_PROMPT_SUGGESTIONS,
    DEFAULT_MODELS,
    DEFAULT_ARENA_MODEL,
    MODEL_ORDER_LIST,
    EVALUATION_ARENA_MODELS,
    # WebUI (OAuth)
    ENABLE_OAUTH_ROLE_MANAGEMENT,
    OAUTH_ROLES_CLAIM,
    OAUTH_EMAIL_CLAIM,
    OAUTH_PICTURE_CLAIM,
    OAUTH_USERNAME_CLAIM,
    OAUTH_ALLOWED_ROLES,
    OAUTH_ADMIN_ROLES,
    # WebUI (LDAP)
    ENABLE_LDAP,
    LDAP_SERVER_LABEL,
    LDAP_SERVER_HOST,
    LDAP_SERVER_PORT,
    LDAP_ATTRIBUTE_FOR_MAIL,
    LDAP_ATTRIBUTE_FOR_USERNAME,
    LDAP_SEARCH_FILTERS,
    LDAP_SEARCH_BASE,
    LDAP_APP_DN,
    LDAP_APP_PASSWORD,
    LDAP_USE_TLS,
    LDAP_CA_CERT_FILE,
    LDAP_VALIDATE_CERT,
    LDAP_CIPHERS,
    # Misc
    ENV,
    CACHE_DIR,
    STATIC_DIR,
    FRONTEND_BUILD_DIR,
    CORS_ALLOW_ORIGIN,
    DEFAULT_LOCALE,
    OAUTH_PROVIDERS,
    WEBUI_URL,
    RESPONSE_WATERMARK,
    # Admin
    ENABLE_ADMIN_CHAT_ACCESS,
    ENABLE_ADMIN_EXPORT,
    # Tasks
    TASK_MODEL,
    TASK_MODEL_EXTERNAL,
    ENABLE_TAGS_GENERATION,
    ENABLE_TITLE_GENERATION,
    ENABLE_SEARCH_QUERY_GENERATION,
    ENABLE_RETRIEVAL_QUERY_GENERATION,
    ENABLE_AUTOCOMPLETE_GENERATION,
    TITLE_GENERATION_PROMPT_TEMPLATE,
    TAGS_GENERATION_PROMPT_TEMPLATE,
    IMAGE_PROMPT_GENERATION_PROMPT_TEMPLATE,
    TOOLS_FUNCTION_CALLING_PROMPT_TEMPLATE,
    QUERY_GENERATION_PROMPT_TEMPLATE,
    AUTOCOMPLETE_GENERATION_PROMPT_TEMPLATE,
    AUTOCOMPLETE_GENERATION_INPUT_MAX_LENGTH,
    AppConfig,
    reset_config,
)
from open_webui.env import (
    AUDIT_EXCLUDED_PATHS,
    AUDIT_LOG_LEVEL,
    CHANGELOG,
    REDIS_URL,
    REDIS_SENTINEL_HOSTS,
    REDIS_SENTINEL_PORT,
    GLOBAL_LOG_LEVEL,
    MAX_BODY_LOG_SIZE,
    SAFE_MODE,
    SRC_LOG_LEVELS,
    VERSION,
    WEBUI_BUILD_HASH,
    WEBUI_SECRET_KEY,
    WEBUI_SESSION_COOKIE_SAME_SITE,
    WEBUI_SESSION_COOKIE_SECURE,
    WEBUI_AUTH_TRUSTED_EMAIL_HEADER,
    WEBUI_AUTH_TRUSTED_NAME_HEADER,
    WEBUI_AUTH_SIGNOUT_REDIRECT_URL,
    ENABLE_WEBSOCKET_SUPPORT,
    BYPASS_MODEL_ACCESS_CONTROL,
    RESET_CONFIG_ON_START,
    OFFLINE_MODE,
    ENABLE_OTEL,
    EXTERNAL_PWA_MANIFEST_URL,
    AIOHTTP_CLIENT_SESSION_SSL,
)


from open_webui.utils.models import (
    get_all_models,
    get_all_base_models,
    check_model_access,
)
from open_webui.utils.chat import (
    generate_chat_completion as chat_completion_handler,
    chat_completed as chat_completed_handler,
    chat_action as chat_action_handler,
)
from open_webui.utils.middleware import process_chat_payload, process_chat_response
from open_webui.utils.access_control import has_access

from open_webui.utils.auth import (
    get_license_data,
    get_http_authorization_cred,
    decode_token,
    get_admin_user,
    get_verified_user,
)
from open_webui.utils.plugin import install_tool_and_function_dependencies
from open_webui.utils.oauth import OAuthManager
from open_webui.utils.security_headers import SecurityHeadersMiddleware

from open_webui.tasks import (
    list_task_ids_by_chat_id,
    stop_task,
    list_tasks,
)  # Import from tasks.py

from open_webui.utils.redis import get_sentinels_from_env


if SAFE_MODE:
    print("SAFE MODE ENABLED")
    Functions.deactivate_all_functions()

logging.basicConfig(stream=sys.stdout, level=GLOBAL_LOG_LEVEL)
log = logging.getLogger(__name__)
log.setLevel(SRC_LOG_LEVELS["MAIN"])


class SPAStaticFiles(StaticFiles):
    async def get_response(self, path: str, scope):
        try:
            return await super().get_response(path, scope)
        except (HTTPException, StarletteHTTPException) as ex:
            if ex.status_code == 404:
                if path.endswith(".js"):
                    # Return 404 for javascript files
                    raise ex
                else:
                    return await super().get_response("index.html", scope)
            else:
                raise ex


print(
    rf"""
 ██████╗ ██████╗ ███████╗███╗   ██╗    ██╗    ██╗███████╗██████╗ ██╗   ██╗██╗
██╔═══██╗██╔══██╗██╔════╝████╗  ██║    ██║    ██║██╔════╝██╔══██╗██║   ██║██║
██║   ██║██████╔╝█████╗  ██╔██╗ ██║    ██║ █╗ ██║█████╗  ██████╔╝██║   ██║██║
██║   ██║██╔═══╝ ██╔══╝  ██║╚██╗██║    ██║███╗██║██╔══╝  ██╔══██╗██║   ██║██║
╚██████╔╝██║     ███████╗██║ ╚████║    ╚███╔███╔╝███████╗██████╔╝╚██████╔╝██║
 ╚═════╝ ╚═╝     ╚══════╝╚═╝  ╚═══╝     ╚══╝╚══╝ ╚══════╝╚═════╝  ╚═════╝ ╚═╝


v{VERSION} - building the best AI user interface.
{f"Commit: {WEBUI_BUILD_HASH}" if WEBUI_BUILD_HASH != "dev-build" else ""}
https://github.com/open-webui/open-webui
"""
)


@asynccontextmanager
async def lifespan(app: FastAPI):
    start_logger()
    if RESET_CONFIG_ON_START:
        reset_config()

    if LICENSE_KEY:
        get_license_data(app, LICENSE_KEY)

    # This should be blocking (sync) so functions are not deactivated on first /get_models calls
    # when the first user lands on the / route.
    log.info("Installing external dependencies of functions and tools...")
    install_tool_and_function_dependencies()

    if THREAD_POOL_SIZE and THREAD_POOL_SIZE > 0:
        limiter = anyio.to_thread.current_default_thread_limiter()
        limiter.total_tokens = THREAD_POOL_SIZE

    asyncio.create_task(periodic_usage_pool_cleanup())

    yield


app = FastAPI(
    title="Open WebUI",
    docs_url="/docs" if ENV == "dev" else None,
    openapi_url="/openapi.json" if ENV == "dev" else None,
    redoc_url=None,
    lifespan=lifespan,
)

oauth_manager = OAuthManager(app)

app.state.config = AppConfig(
    redis_url=REDIS_URL,
    redis_sentinels=get_sentinels_from_env(REDIS_SENTINEL_HOSTS, REDIS_SENTINEL_PORT),
)

app.state.WEBUI_NAME = WEBUI_NAME
app.state.LICENSE_METADATA = None


########################################
#
# OPENTELEMETRY
#
########################################

if ENABLE_OTEL:
    from open_webui.utils.telemetry.setup import setup as setup_opentelemetry

    setup_opentelemetry(app=app, db_engine=engine)


########################################
#
# OLLAMA
#
########################################


app.state.config.ENABLE_OLLAMA_API = ENABLE_OLLAMA_API
app.state.config.OLLAMA_BASE_URLS = OLLAMA_BASE_URLS
app.state.config.OLLAMA_API_CONFIGS = OLLAMA_API_CONFIGS

app.state.OLLAMA_MODELS = {}

########################################
#
# OPENAI
#
########################################

app.state.config.ENABLE_OPENAI_API = ENABLE_OPENAI_API
app.state.config.OPENAI_API_BASE_URLS = OPENAI_API_BASE_URLS
app.state.config.OPENAI_API_KEYS = OPENAI_API_KEYS
app.state.config.OPENAI_API_CONFIGS = OPENAI_API_CONFIGS

app.state.OPENAI_MODELS = {}

########################################
#
# TOOL SERVERS
#
########################################

app.state.config.TOOL_SERVER_CONNECTIONS = TOOL_SERVER_CONNECTIONS
app.state.TOOL_SERVERS = []

########################################
#
# DIRECT CONNECTIONS
#
########################################

app.state.config.ENABLE_DIRECT_CONNECTIONS = ENABLE_DIRECT_CONNECTIONS

########################################
#
# WEBUI
#
########################################

app.state.config.WEBUI_URL = WEBUI_URL
app.state.config.ENABLE_SIGNUP = ENABLE_SIGNUP
app.state.config.ENABLE_LOGIN_FORM = ENABLE_LOGIN_FORM

app.state.config.ENABLE_API_KEY = ENABLE_API_KEY
app.state.config.ENABLE_API_KEY_ENDPOINT_RESTRICTIONS = (
    ENABLE_API_KEY_ENDPOINT_RESTRICTIONS
)
app.state.config.API_KEY_ALLOWED_ENDPOINTS = API_KEY_ALLOWED_ENDPOINTS

app.state.config.JWT_EXPIRES_IN = JWT_EXPIRES_IN

app.state.config.SHOW_ADMIN_DETAILS = SHOW_ADMIN_DETAILS
app.state.config.ADMIN_EMAIL = ADMIN_EMAIL


app.state.config.DEFAULT_MODELS = DEFAULT_MODELS
app.state.config.DEFAULT_PROMPT_SUGGESTIONS = DEFAULT_PROMPT_SUGGESTIONS
app.state.config.DEFAULT_USER_ROLE = DEFAULT_USER_ROLE

app.state.config.PENDING_USER_OVERLAY_CONTENT = PENDING_USER_OVERLAY_CONTENT
app.state.config.PENDING_USER_OVERLAY_TITLE = PENDING_USER_OVERLAY_TITLE

app.state.config.RESPONSE_WATERMARK = RESPONSE_WATERMARK

app.state.config.USER_PERMISSIONS = USER_PERMISSIONS
app.state.config.WEBHOOK_URL = WEBHOOK_URL
app.state.config.BANNERS = WEBUI_BANNERS
app.state.config.MODEL_ORDER_LIST = MODEL_ORDER_LIST


app.state.config.ENABLE_CHANNELS = ENABLE_CHANNELS
app.state.config.ENABLE_NOTES = ENABLE_NOTES
app.state.config.ENABLE_COMMUNITY_SHARING = ENABLE_COMMUNITY_SHARING
app.state.config.ENABLE_MESSAGE_RATING = ENABLE_MESSAGE_RATING
app.state.config.ENABLE_USER_WEBHOOKS = ENABLE_USER_WEBHOOKS

app.state.config.ENABLE_EVALUATION_ARENA_MODELS = ENABLE_EVALUATION_ARENA_MODELS
app.state.config.EVALUATION_ARENA_MODELS = EVALUATION_ARENA_MODELS

app.state.config.OAUTH_USERNAME_CLAIM = OAUTH_USERNAME_CLAIM
app.state.config.OAUTH_PICTURE_CLAIM = OAUTH_PICTURE_CLAIM
app.state.config.OAUTH_EMAIL_CLAIM = OAUTH_EMAIL_CLAIM

app.state.config.ENABLE_OAUTH_ROLE_MANAGEMENT = ENABLE_OAUTH_ROLE_MANAGEMENT
app.state.config.OAUTH_ROLES_CLAIM = OAUTH_ROLES_CLAIM
app.state.config.OAUTH_ALLOWED_ROLES = OAUTH_ALLOWED_ROLES
app.state.config.OAUTH_ADMIN_ROLES = OAUTH_ADMIN_ROLES

app.state.config.ENABLE_LDAP = ENABLE_LDAP
app.state.config.LDAP_SERVER_LABEL = LDAP_SERVER_LABEL
app.state.config.LDAP_SERVER_HOST = LDAP_SERVER_HOST
app.state.config.LDAP_SERVER_PORT = LDAP_SERVER_PORT
app.state.config.LDAP_ATTRIBUTE_FOR_MAIL = LDAP_ATTRIBUTE_FOR_MAIL
app.state.config.LDAP_ATTRIBUTE_FOR_USERNAME = LDAP_ATTRIBUTE_FOR_USERNAME
app.state.config.LDAP_APP_DN = LDAP_APP_DN
app.state.config.LDAP_APP_PASSWORD = LDAP_APP_PASSWORD
app.state.config.LDAP_SEARCH_BASE = LDAP_SEARCH_BASE
app.state.config.LDAP_SEARCH_FILTERS = LDAP_SEARCH_FILTERS
app.state.config.LDAP_USE_TLS = LDAP_USE_TLS
app.state.config.LDAP_CA_CERT_FILE = LDAP_CA_CERT_FILE
app.state.config.LDAP_VALIDATE_CERT = LDAP_VALIDATE_CERT
app.state.config.LDAP_CIPHERS = LDAP_CIPHERS


app.state.AUTH_TRUSTED_EMAIL_HEADER = WEBUI_AUTH_TRUSTED_EMAIL_HEADER
app.state.AUTH_TRUSTED_NAME_HEADER = WEBUI_AUTH_TRUSTED_NAME_HEADER
app.state.WEBUI_AUTH_SIGNOUT_REDIRECT_URL = WEBUI_AUTH_SIGNOUT_REDIRECT_URL
app.state.EXTERNAL_PWA_MANIFEST_URL = EXTERNAL_PWA_MANIFEST_URL

app.state.USER_COUNT = None
app.state.TOOLS = {}
app.state.FUNCTIONS = {}

########################################
#
# RETRIEVAL
#
########################################


app.state.config.TOP_K = RAG_TOP_K
app.state.config.TOP_K_RERANKER = RAG_TOP_K_RERANKER
app.state.config.RELEVANCE_THRESHOLD = RAG_RELEVANCE_THRESHOLD
app.state.config.HYBRID_BM25_WEIGHT = RAG_HYBRID_BM25_WEIGHT
app.state.config.ALLOWED_FILE_EXTENSIONS = RAG_ALLOWED_FILE_EXTENSIONS
app.state.config.FILE_MAX_SIZE = RAG_FILE_MAX_SIZE
app.state.config.FILE_MAX_COUNT = RAG_FILE_MAX_COUNT


app.state.config.RAG_FULL_CONTEXT = RAG_FULL_CONTEXT
app.state.config.BYPASS_EMBEDDING_AND_RETRIEVAL = BYPASS_EMBEDDING_AND_RETRIEVAL
app.state.config.ENABLE_RAG_HYBRID_SEARCH = ENABLE_RAG_HYBRID_SEARCH
app.state.config.ENABLE_WEB_LOADER_SSL_VERIFICATION = ENABLE_WEB_LOADER_SSL_VERIFICATION

app.state.config.CONTENT_EXTRACTION_ENGINE = CONTENT_EXTRACTION_ENGINE
app.state.config.EXTERNAL_DOCUMENT_LOADER_URL = EXTERNAL_DOCUMENT_LOADER_URL
app.state.config.EXTERNAL_DOCUMENT_LOADER_API_KEY = EXTERNAL_DOCUMENT_LOADER_API_KEY
app.state.config.TIKA_SERVER_URL = TIKA_SERVER_URL
app.state.config.DOCLING_SERVER_URL = DOCLING_SERVER_URL
app.state.config.DOCLING_OCR_ENGINE = DOCLING_OCR_ENGINE
app.state.config.DOCLING_OCR_LANG = DOCLING_OCR_LANG
app.state.config.DOCLING_DO_PICTURE_DESCRIPTION = DOCLING_DO_PICTURE_DESCRIPTION
app.state.config.DOCUMENT_INTELLIGENCE_ENDPOINT = DOCUMENT_INTELLIGENCE_ENDPOINT
app.state.config.DOCUMENT_INTELLIGENCE_KEY = DOCUMENT_INTELLIGENCE_KEY
app.state.config.MISTRAL_OCR_API_KEY = MISTRAL_OCR_API_KEY

app.state.config.TEXT_SPLITTER = RAG_TEXT_SPLITTER
app.state.config.TIKTOKEN_ENCODING_NAME = TIKTOKEN_ENCODING_NAME

app.state.config.CHUNK_SIZE = CHUNK_SIZE
app.state.config.CHUNK_OVERLAP = CHUNK_OVERLAP

app.state.config.RAG_EMBEDDING_ENGINE = RAG_EMBEDDING_ENGINE
app.state.config.RAG_EMBEDDING_MODEL = RAG_EMBEDDING_MODEL
app.state.config.RAG_EMBEDDING_BATCH_SIZE = RAG_EMBEDDING_BATCH_SIZE

app.state.config.RAG_RERANKING_ENGINE = RAG_RERANKING_ENGINE
app.state.config.RAG_RERANKING_MODEL = RAG_RERANKING_MODEL
app.state.config.RAG_EXTERNAL_RERANKER_URL = RAG_EXTERNAL_RERANKER_URL
app.state.config.RAG_EXTERNAL_RERANKER_API_KEY = RAG_EXTERNAL_RERANKER_API_KEY

app.state.config.RAG_TEMPLATE = RAG_TEMPLATE

app.state.config.RAG_OPENAI_API_BASE_URL = RAG_OPENAI_API_BASE_URL
app.state.config.RAG_OPENAI_API_KEY = RAG_OPENAI_API_KEY

app.state.config.RAG_OLLAMA_BASE_URL = RAG_OLLAMA_BASE_URL
app.state.config.RAG_OLLAMA_API_KEY = RAG_OLLAMA_API_KEY

app.state.config.PDF_EXTRACT_IMAGES = PDF_EXTRACT_IMAGES

app.state.config.YOUTUBE_LOADER_LANGUAGE = YOUTUBE_LOADER_LANGUAGE
app.state.config.YOUTUBE_LOADER_PROXY_URL = YOUTUBE_LOADER_PROXY_URL


app.state.config.ENABLE_WEB_SEARCH = ENABLE_WEB_SEARCH
app.state.config.WEB_SEARCH_ENGINE = WEB_SEARCH_ENGINE
app.state.config.WEB_SEARCH_DOMAIN_FILTER_LIST = WEB_SEARCH_DOMAIN_FILTER_LIST
app.state.config.WEB_SEARCH_RESULT_COUNT = WEB_SEARCH_RESULT_COUNT
app.state.config.WEB_SEARCH_CONCURRENT_REQUESTS = WEB_SEARCH_CONCURRENT_REQUESTS
app.state.config.WEB_LOADER_ENGINE = WEB_LOADER_ENGINE
app.state.config.WEB_SEARCH_TRUST_ENV = WEB_SEARCH_TRUST_ENV
app.state.config.BYPASS_WEB_SEARCH_EMBEDDING_AND_RETRIEVAL = (
    BYPASS_WEB_SEARCH_EMBEDDING_AND_RETRIEVAL
)
app.state.config.BYPASS_WEB_SEARCH_WEB_LOADER = BYPASS_WEB_SEARCH_WEB_LOADER

app.state.config.ENABLE_GOOGLE_DRIVE_INTEGRATION = ENABLE_GOOGLE_DRIVE_INTEGRATION
app.state.config.ENABLE_ONEDRIVE_INTEGRATION = ENABLE_ONEDRIVE_INTEGRATION
app.state.config.SEARXNG_QUERY_URL = SEARXNG_QUERY_URL
app.state.config.YACY_QUERY_URL = YACY_QUERY_URL
app.state.config.YACY_USERNAME = YACY_USERNAME
app.state.config.YACY_PASSWORD = YACY_PASSWORD
app.state.config.GOOGLE_PSE_API_KEY = GOOGLE_PSE_API_KEY
app.state.config.GOOGLE_PSE_ENGINE_ID = GOOGLE_PSE_ENGINE_ID
app.state.config.BRAVE_SEARCH_API_KEY = BRAVE_SEARCH_API_KEY
app.state.config.KAGI_SEARCH_API_KEY = KAGI_SEARCH_API_KEY
app.state.config.MOJEEK_SEARCH_API_KEY = MOJEEK_SEARCH_API_KEY
app.state.config.BOCHA_SEARCH_API_KEY = BOCHA_SEARCH_API_KEY
app.state.config.SERPSTACK_API_KEY = SERPSTACK_API_KEY
app.state.config.SERPSTACK_HTTPS = SERPSTACK_HTTPS
app.state.config.SERPER_API_KEY = SERPER_API_KEY
app.state.config.SERPLY_API_KEY = SERPLY_API_KEY
app.state.config.TAVILY_API_KEY = TAVILY_API_KEY
app.state.config.SEARCHAPI_API_KEY = SEARCHAPI_API_KEY
app.state.config.SEARCHAPI_ENGINE = SEARCHAPI_ENGINE
app.state.config.SERPAPI_API_KEY = SERPAPI_API_KEY
app.state.config.SERPAPI_ENGINE = SERPAPI_ENGINE
app.state.config.JINA_API_KEY = JINA_API_KEY
app.state.config.BING_SEARCH_V7_ENDPOINT = BING_SEARCH_V7_ENDPOINT
app.state.config.BING_SEARCH_V7_SUBSCRIPTION_KEY = BING_SEARCH_V7_SUBSCRIPTION_KEY
app.state.config.EXA_API_KEY = EXA_API_KEY
app.state.config.PERPLEXITY_API_KEY = PERPLEXITY_API_KEY
app.state.config.SOUGOU_API_SID = SOUGOU_API_SID
app.state.config.SOUGOU_API_SK = SOUGOU_API_SK
app.state.config.EXTERNAL_WEB_SEARCH_URL = EXTERNAL_WEB_SEARCH_URL
app.state.config.EXTERNAL_WEB_SEARCH_API_KEY = EXTERNAL_WEB_SEARCH_API_KEY
app.state.config.EXTERNAL_WEB_LOADER_URL = EXTERNAL_WEB_LOADER_URL
app.state.config.EXTERNAL_WEB_LOADER_API_KEY = EXTERNAL_WEB_LOADER_API_KEY


app.state.config.PLAYWRIGHT_WS_URL = PLAYWRIGHT_WS_URL
app.state.config.PLAYWRIGHT_TIMEOUT = PLAYWRIGHT_TIMEOUT
app.state.config.FIRECRAWL_API_BASE_URL = FIRECRAWL_API_BASE_URL
app.state.config.FIRECRAWL_API_KEY = FIRECRAWL_API_KEY
app.state.config.TAVILY_EXTRACT_DEPTH = TAVILY_EXTRACT_DEPTH

app.state.EMBEDDING_FUNCTION = None
app.state.ef = None
app.state.rf = None

app.state.YOUTUBE_LOADER_TRANSLATION = None


try:
    app.state.ef = get_ef(
        app.state.config.RAG_EMBEDDING_ENGINE,
        app.state.config.RAG_EMBEDDING_MODEL,
        RAG_EMBEDDING_MODEL_AUTO_UPDATE,
    )

    app.state.rf = get_rf(
        app.state.config.RAG_RERANKING_ENGINE,
        app.state.config.RAG_RERANKING_MODEL,
        app.state.config.RAG_EXTERNAL_RERANKER_URL,
        app.state.config.RAG_EXTERNAL_RERANKER_API_KEY,
        RAG_RERANKING_MODEL_AUTO_UPDATE,
    )
except Exception as e:
    log.error(f"Error updating models: {e}")
    pass


app.state.EMBEDDING_FUNCTION = get_embedding_function(
    app.state.config.RAG_EMBEDDING_ENGINE,
    app.state.config.RAG_EMBEDDING_MODEL,
    app.state.ef,
    (
        app.state.config.RAG_OPENAI_API_BASE_URL
        if app.state.config.RAG_EMBEDDING_ENGINE == "openai"
        else app.state.config.RAG_OLLAMA_BASE_URL
    ),
    (
        app.state.config.RAG_OPENAI_API_KEY
        if app.state.config.RAG_EMBEDDING_ENGINE == "openai"
        else app.state.config.RAG_OLLAMA_API_KEY
    ),
    app.state.config.RAG_EMBEDDING_BATCH_SIZE,
)

########################################
#
# CODE EXECUTION
#
########################################

app.state.config.ENABLE_CODE_EXECUTION = ENABLE_CODE_EXECUTION
app.state.config.CODE_EXECUTION_ENGINE = CODE_EXECUTION_ENGINE
app.state.config.CODE_EXECUTION_JUPYTER_URL = CODE_EXECUTION_JUPYTER_URL
app.state.config.CODE_EXECUTION_JUPYTER_AUTH = CODE_EXECUTION_JUPYTER_AUTH
app.state.config.CODE_EXECUTION_JUPYTER_AUTH_TOKEN = CODE_EXECUTION_JUPYTER_AUTH_TOKEN
app.state.config.CODE_EXECUTION_JUPYTER_AUTH_PASSWORD = (
    CODE_EXECUTION_JUPYTER_AUTH_PASSWORD
)
app.state.config.CODE_EXECUTION_JUPYTER_TIMEOUT = CODE_EXECUTION_JUPYTER_TIMEOUT

app.state.config.ENABLE_CODE_INTERPRETER = ENABLE_CODE_INTERPRETER
app.state.config.CODE_INTERPRETER_ENGINE = CODE_INTERPRETER_ENGINE
app.state.config.CODE_INTERPRETER_PROMPT_TEMPLATE = CODE_INTERPRETER_PROMPT_TEMPLATE

app.state.config.CODE_INTERPRETER_JUPYTER_URL = CODE_INTERPRETER_JUPYTER_URL
app.state.config.CODE_INTERPRETER_JUPYTER_AUTH = CODE_INTERPRETER_JUPYTER_AUTH
app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_TOKEN = (
    CODE_INTERPRETER_JUPYTER_AUTH_TOKEN
)
app.state.config.CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD = (
    CODE_INTERPRETER_JUPYTER_AUTH_PASSWORD
)
app.state.config.CODE_INTERPRETER_JUPYTER_TIMEOUT = CODE_INTERPRETER_JUPYTER_TIMEOUT

########################################
#
# IMAGES
#
########################################

app.state.config.IMAGE_GENERATION_ENGINE = IMAGE_GENERATION_ENGINE
app.state.config.ENABLE_IMAGE_GENERATION = ENABLE_IMAGE_GENERATION
app.state.config.ENABLE_IMAGE_PROMPT_GENERATION = ENABLE_IMAGE_PROMPT_GENERATION

app.state.config.IMAGES_OPENAI_API_BASE_URL = IMAGES_OPENAI_API_BASE_URL
app.state.config.IMAGES_OPENAI_API_KEY = IMAGES_OPENAI_API_KEY

app.state.config.IMAGES_GEMINI_API_BASE_URL = IMAGES_GEMINI_API_BASE_URL
app.state.config.IMAGES_GEMINI_API_KEY = IMAGES_GEMINI_API_KEY

app.state.config.IMAGE_GENERATION_MODEL = IMAGE_GENERATION_MODEL

app.state.config.AUTOMATIC1111_BASE_URL = AUTOMATIC1111_BASE_URL
app.state.config.AUTOMATIC1111_API_AUTH = AUTOMATIC1111_API_AUTH
app.state.config.AUTOMATIC1111_CFG_SCALE = AUTOMATIC1111_CFG_SCALE
app.state.config.AUTOMATIC1111_SAMPLER = AUTOMATIC1111_SAMPLER
app.state.config.AUTOMATIC1111_SCHEDULER = AUTOMATIC1111_SCHEDULER
app.state.config.COMFYUI_BASE_URL = COMFYUI_BASE_URL
app.state.config.COMFYUI_API_KEY = COMFYUI_API_KEY
app.state.config.COMFYUI_WORKFLOW = COMFYUI_WORKFLOW
app.state.config.COMFYUI_WORKFLOW_NODES = COMFYUI_WORKFLOW_NODES

app.state.config.IMAGE_SIZE = IMAGE_SIZE
app.state.config.IMAGE_STEPS = IMAGE_STEPS


########################################
#
# AUDIO
#
########################################

app.state.config.STT_OPENAI_API_BASE_URL = AUDIO_STT_OPENAI_API_BASE_URL
app.state.config.STT_OPENAI_API_KEY = AUDIO_STT_OPENAI_API_KEY
app.state.config.STT_ENGINE = AUDIO_STT_ENGINE
app.state.config.STT_MODEL = AUDIO_STT_MODEL

app.state.config.WHISPER_MODEL = WHISPER_MODEL
app.state.config.WHISPER_VAD_FILTER = WHISPER_VAD_FILTER
app.state.config.DEEPGRAM_API_KEY = DEEPGRAM_API_KEY

app.state.config.AUDIO_STT_AZURE_API_KEY = AUDIO_STT_AZURE_API_KEY
app.state.config.AUDIO_STT_AZURE_REGION = AUDIO_STT_AZURE_REGION
app.state.config.AUDIO_STT_AZURE_LOCALES = AUDIO_STT_AZURE_LOCALES
app.state.config.AUDIO_STT_AZURE_BASE_URL = AUDIO_STT_AZURE_BASE_URL
app.state.config.AUDIO_STT_AZURE_MAX_SPEAKERS = AUDIO_STT_AZURE_MAX_SPEAKERS

app.state.config.TTS_OPENAI_API_BASE_URL = AUDIO_TTS_OPENAI_API_BASE_URL
app.state.config.TTS_OPENAI_API_KEY = AUDIO_TTS_OPENAI_API_KEY
app.state.config.TTS_ENGINE = AUDIO_TTS_ENGINE
app.state.config.TTS_MODEL = AUDIO_TTS_MODEL
app.state.config.TTS_VOICE = AUDIO_TTS_VOICE
app.state.config.TTS_API_KEY = AUDIO_TTS_API_KEY
app.state.config.TTS_SPLIT_ON = AUDIO_TTS_SPLIT_ON


app.state.config.TTS_AZURE_SPEECH_REGION = AUDIO_TTS_AZURE_SPEECH_REGION
app.state.config.TTS_AZURE_SPEECH_BASE_URL = AUDIO_TTS_AZURE_SPEECH_BASE_URL
app.state.config.TTS_AZURE_SPEECH_OUTPUT_FORMAT = AUDIO_TTS_AZURE_SPEECH_OUTPUT_FORMAT


app.state.faster_whisper_model = None
app.state.speech_synthesiser = None
app.state.speech_speaker_embeddings_dataset = None


########################################
#
# TASKS
#
########################################


app.state.config.TASK_MODEL = TASK_MODEL
app.state.config.TASK_MODEL_EXTERNAL = TASK_MODEL_EXTERNAL


app.state.config.ENABLE_SEARCH_QUERY_GENERATION = ENABLE_SEARCH_QUERY_GENERATION
app.state.config.ENABLE_RETRIEVAL_QUERY_GENERATION = ENABLE_RETRIEVAL_QUERY_GENERATION
app.state.config.ENABLE_AUTOCOMPLETE_GENERATION = ENABLE_AUTOCOMPLETE_GENERATION
app.state.config.ENABLE_TAGS_GENERATION = ENABLE_TAGS_GENERATION
app.state.config.ENABLE_TITLE_GENERATION = ENABLE_TITLE_GENERATION


app.state.config.TITLE_GENERATION_PROMPT_TEMPLATE = TITLE_GENERATION_PROMPT_TEMPLATE
app.state.config.TAGS_GENERATION_PROMPT_TEMPLATE = TAGS_GENERATION_PROMPT_TEMPLATE
app.state.config.IMAGE_PROMPT_GENERATION_PROMPT_TEMPLATE = (
    IMAGE_PROMPT_GENERATION_PROMPT_TEMPLATE
)

app.state.config.TOOLS_FUNCTION_CALLING_PROMPT_TEMPLATE = (
    TOOLS_FUNCTION_CALLING_PROMPT_TEMPLATE
)
app.state.config.QUERY_GENERATION_PROMPT_TEMPLATE = QUERY_GENERATION_PROMPT_TEMPLATE
app.state.config.AUTOCOMPLETE_GENERATION_PROMPT_TEMPLATE = (
    AUTOCOMPLETE_GENERATION_PROMPT_TEMPLATE
)
app.state.config.AUTOCOMPLETE_GENERATION_INPUT_MAX_LENGTH = (
    AUTOCOMPLETE_GENERATION_INPUT_MAX_LENGTH
)


########################################
#
# WEBUI
#
########################################

app.state.MODELS = {}


class RedirectMiddleware(BaseHTTPMiddleware):
    async def dispatch(self, request: Request, call_next):
        # Check if the request is a GET request
        if request.method == "GET":
            path = request.url.path
            query_params = dict(parse_qs(urlparse(str(request.url)).query))

            # Check for the specific watch path and the presence of 'v' parameter
            if path.endswith("/watch") and "v" in query_params:
                # Extract the first 'v' parameter
                video_id = query_params["v"][0]
                encoded_video_id = urlencode({"youtube": video_id})
                redirect_url = f"/?{encoded_video_id}"
                return RedirectResponse(url=redirect_url)

        # Proceed with the normal flow of other requests
        response = await call_next(request)
        return response


# Add the middleware to the app
app.add_middleware(CompressMiddleware)
app.add_middleware(RedirectMiddleware)
app.add_middleware(SecurityHeadersMiddleware)


@app.middleware("http")
async def commit_session_after_request(request: Request, call_next):
    response = await call_next(request)
    # log.debug("Commit session after request")
    Session.commit()
    return response


@app.middleware("http")
async def check_url(request: Request, call_next):
    start_time = int(time.time())
    request.state.token = get_http_authorization_cred(
        request.headers.get("Authorization")
    )

    request.state.enable_api_key = app.state.config.ENABLE_API_KEY
    response = await call_next(request)
    process_time = int(time.time()) - start_time
    response.headers["X-Process-Time"] = str(process_time)
    return response


@app.middleware("http")
async def inspect_websocket(request: Request, call_next):
    if (
        "/ws/socket.io" in request.url.path
        and request.query_params.get("transport") == "websocket"
    ):
        upgrade = (request.headers.get("Upgrade") or "").lower()
        connection = (request.headers.get("Connection") or "").lower().split(",")
        # Check that there's the correct headers for an upgrade, else reject the connection
        # This is to work around this upstream issue: https://github.com/miguelgrinberg/python-engineio/issues/367
        if upgrade != "websocket" or "upgrade" not in connection:
            return JSONResponse(
                status_code=status.HTTP_400_BAD_REQUEST,
                content={"detail": "Invalid WebSocket upgrade request"},
            )
    return await call_next(request)


app.add_middleware(
    CORSMiddleware,
    allow_origins=CORS_ALLOW_ORIGIN,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)


app.mount("/ws", socket_app)


app.include_router(ollama.router, prefix="/ollama", tags=["ollama"])
app.include_router(openai.router, prefix="/openai", tags=["openai"])


app.include_router(pipelines.router, prefix="/api/v1/pipelines", tags=["pipelines"])
app.include_router(tasks.router, prefix="/api/v1/tasks", tags=["tasks"])
app.include_router(images.router, prefix="/api/v1/images", tags=["images"])

app.include_router(audio.router, prefix="/api/v1/audio", tags=["audio"])
app.include_router(retrieval.router, prefix="/api/v1/retrieval", tags=["retrieval"])

app.include_router(configs.router, prefix="/api/v1/configs", tags=["configs"])

app.include_router(auths.router, prefix="/api/v1/auths", tags=["auths"])
app.include_router(users.router, prefix="/api/v1/users", tags=["users"])


app.include_router(channels.router, prefix="/api/v1/channels", tags=["channels"])
app.include_router(chats.router, prefix="/api/v1/chats", tags=["chats"])
app.include_router(notes.router, prefix="/api/v1/notes", tags=["notes"])


app.include_router(models.router, prefix="/api/v1/models", tags=["models"])
app.include_router(knowledge.router, prefix="/api/v1/knowledge", tags=["knowledge"])
app.include_router(prompts.router, prefix="/api/v1/prompts", tags=["prompts"])
app.include_router(tools.router, prefix="/api/v1/tools", tags=["tools"])

app.include_router(memories.router, prefix="/api/v1/memories", tags=["memories"])
app.include_router(folders.router, prefix="/api/v1/folders", tags=["folders"])
app.include_router(groups.router, prefix="/api/v1/groups", tags=["groups"])
app.include_router(files.router, prefix="/api/v1/files", tags=["files"])
app.include_router(functions.router, prefix="/api/v1/functions", tags=["functions"])
app.include_router(
    evaluations.router, prefix="/api/v1/evaluations", tags=["evaluations"]
)
app.include_router(utils.router, prefix="/api/v1/utils", tags=["utils"])


try:
    audit_level = AuditLevel(AUDIT_LOG_LEVEL)
except ValueError as e:
    logger.error(f"Invalid audit level: {AUDIT_LOG_LEVEL}. Error: {e}")
    audit_level = AuditLevel.NONE

if audit_level != AuditLevel.NONE:
    app.add_middleware(
        AuditLoggingMiddleware,
        audit_level=audit_level,
        excluded_paths=AUDIT_EXCLUDED_PATHS,
        max_body_size=MAX_BODY_LOG_SIZE,
    )
##################################
#
# Chat Endpoints
#
##################################


@app.get("/api/models")
async def get_models(request: Request, user=Depends(get_verified_user)):
    def get_filtered_models(models, user):
        filtered_models = []
        for model in models:
            if model.get("arena"):
                if has_access(
                    user.id,
                    type="read",
                    access_control=model.get("info", {})
                    .get("meta", {})
                    .get("access_control", {}),
                ):
                    filtered_models.append(model)
                continue

            model_info = Models.get_model_by_id(model["id"])
            if model_info:
                if user.id == model_info.user_id or has_access(
                    user.id, type="read", access_control=model_info.access_control
                ):
                    filtered_models.append(model)

        return filtered_models

    all_models = await get_all_models(request, user=user)

    models = []
    for model in all_models:
        # Filter out filter pipelines
        if "pipeline" in model and model["pipeline"].get("type", None) == "filter":
            continue

        try:
            model_tags = [
                tag.get("name")
                for tag in model.get("info", {}).get("meta", {}).get("tags", [])
            ]
            tags = [tag.get("name") for tag in model.get("tags", [])]

            tags = list(set(model_tags + tags))
            model["tags"] = [{"name": tag} for tag in tags]
        except Exception as e:
            log.debug(f"Error processing model tags: {e}")
            model["tags"] = []
            pass

        models.append(model)

    model_order_list = request.app.state.config.MODEL_ORDER_LIST
    if model_order_list:
        model_order_dict = {model_id: i for i, model_id in enumerate(model_order_list)}
        # Sort models by order list priority, with fallback for those not in the list
        models.sort(
            key=lambda x: (model_order_dict.get(x["id"], float("inf")), x["name"])
        )

    # Filter out models that the user does not have access to
    if user.role == "user" and not BYPASS_MODEL_ACCESS_CONTROL:
        models = get_filtered_models(models, user)

    log.debug(
        f"/api/models returned filtered models accessible to the user: {json.dumps([model['id'] for model in models])}"
    )
    return {"data": models}


@app.get("/api/models/base")
async def get_base_models(request: Request, user=Depends(get_admin_user)):
    models = await get_all_base_models(request, user=user)
    return {"data": models}


@app.post("/api/chat/completions")
async def chat_completion(
    request: Request,
    form_data: dict,
    user=Depends(get_verified_user),
):
    if not request.app.state.MODELS:
        await get_all_models(request, user=user)

    model_item = form_data.pop("model_item", {})
    tasks = form_data.pop("background_tasks", None)

    metadata = {}
    try:
        if not model_item.get("direct", False):
            model_id = form_data.get("model", None)
            if model_id not in request.app.state.MODELS:
                raise Exception("Model not found")

            model = request.app.state.MODELS[model_id]
            model_info = Models.get_model_by_id(model_id)

            # Check if user has access to the model
            if not BYPASS_MODEL_ACCESS_CONTROL and user.role == "user":
                try:
                    check_model_access(user, model)
                except Exception as e:
                    raise e
        else:
            model = model_item
            model_info = None

            request.state.direct = True
            request.state.model = model

        metadata = {
            "user_id": user.id,
            "chat_id": form_data.pop("chat_id", None),
            "message_id": form_data.pop("id", None),
            "session_id": form_data.pop("session_id", None),
            "filter_ids": form_data.pop("filter_ids", []),
            "tool_ids": form_data.get("tool_ids", None),
            "tool_servers": form_data.pop("tool_servers", None),
            "files": form_data.get("files", None),
            "features": form_data.get("features", {}),
            "variables": form_data.get("variables", {}),
            "model": model,
            "direct": model_item.get("direct", False),
            **(
                {"function_calling": "native"}
                if form_data.get("params", {}).get("function_calling") == "native"
                or (
                    model_info
                    and model_info.params.model_dump().get("function_calling")
                    == "native"
                )
                else {}
            ),
        }

        request.state.metadata = metadata
        form_data["metadata"] = metadata

        form_data, metadata, events = await process_chat_payload(
            request, form_data, user, metadata, model
        )

    except Exception as e:
        log.debug(f"Error processing chat payload: {e}")
        if metadata.get("chat_id") and metadata.get("message_id"):
            # Update the chat message with the error
            Chats.upsert_message_to_chat_by_id_and_message_id(
                metadata["chat_id"],
                metadata["message_id"],
                {
                    "error": {"content": str(e)},
                },
            )

        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail=str(e),
        )

    try:
        response = await chat_completion_handler(request, form_data, user)

        return await process_chat_response(
            request, response, form_data, user, metadata, model, events, tasks
        )
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail=str(e),
        )


# Alias for chat_completion (Legacy)
generate_chat_completions = chat_completion
generate_chat_completion = chat_completion


@app.post("/api/chat/completed")
async def chat_completed(
    request: Request, form_data: dict, user=Depends(get_verified_user)
):
    try:
        model_item = form_data.pop("model_item", {})

        if model_item.get("direct", False):
            request.state.direct = True
            request.state.model = model_item

        return await chat_completed_handler(request, form_data, user)
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail=str(e),
        )


@app.post("/api/chat/actions/{action_id}")
async def chat_action(
    request: Request, action_id: str, form_data: dict, user=Depends(get_verified_user)
):
    try:
        model_item = form_data.pop("model_item", {})

        if model_item.get("direct", False):
            request.state.direct = True
            request.state.model = model_item

        return await chat_action_handler(request, action_id, form_data, user)
    except Exception as e:
        raise HTTPException(
            status_code=status.HTTP_400_BAD_REQUEST,
            detail=str(e),
        )


@app.post("/api/tasks/stop/{task_id}")
async def stop_task_endpoint(task_id: str, user=Depends(get_verified_user)):
    try:
        result = await stop_task(task_id)
        return result
    except ValueError as e:
        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail=str(e))


@app.get("/api/tasks")
async def list_tasks_endpoint(user=Depends(get_verified_user)):
    return {"tasks": list_tasks()}


@app.get("/api/tasks/chat/{chat_id}")
async def list_tasks_by_chat_id_endpoint(chat_id: str, user=Depends(get_verified_user)):
    chat = Chats.get_chat_by_id(chat_id)
    if chat is None or chat.user_id != user.id:
        return {"task_ids": []}

    task_ids = list_task_ids_by_chat_id(chat_id)

    print(f"Task IDs for chat {chat_id}: {task_ids}")
    return {"task_ids": task_ids}


##################################
#
# Config Endpoints
#
##################################


@app.get("/api/config")
async def get_app_config(request: Request):
    user = None
    if "token" in request.cookies:
        token = request.cookies.get("token")
        try:
            data = decode_token(token)
        except Exception as e:
            log.debug(e)
            raise HTTPException(
                status_code=status.HTTP_401_UNAUTHORIZED,
                detail="Invalid token",
            )
        if data is not None and "id" in data:
            user = Users.get_user_by_id(data["id"])

    user_count = Users.get_num_users()
    onboarding = False

    if user is None:
        onboarding = user_count == 0

    return {
        **({"onboarding": True} if onboarding else {}),
        "status": True,
        "name": app.state.WEBUI_NAME,
        "version": VERSION,
        "default_locale": str(DEFAULT_LOCALE),
        "oauth": {
            "providers": {
                name: config.get("name", name)
                for name, config in OAUTH_PROVIDERS.items()
            }
        },
        "features": {
            "auth": WEBUI_AUTH,
            "auth_trusted_header": bool(app.state.AUTH_TRUSTED_EMAIL_HEADER),
            "enable_ldap": app.state.config.ENABLE_LDAP,
            "enable_api_key": app.state.config.ENABLE_API_KEY,
            "enable_signup": app.state.config.ENABLE_SIGNUP,
            "enable_login_form": app.state.config.ENABLE_LOGIN_FORM,
            "enable_websocket": ENABLE_WEBSOCKET_SUPPORT,
            **(
                {
                    "enable_direct_connections": app.state.config.ENABLE_DIRECT_CONNECTIONS,
                    "enable_channels": app.state.config.ENABLE_CHANNELS,
                    "enable_notes": app.state.config.ENABLE_NOTES,
                    "enable_web_search": app.state.config.ENABLE_WEB_SEARCH,
                    "enable_code_execution": app.state.config.ENABLE_CODE_EXECUTION,
                    "enable_code_interpreter": app.state.config.ENABLE_CODE_INTERPRETER,
                    "enable_image_generation": app.state.config.ENABLE_IMAGE_GENERATION,
                    "enable_autocomplete_generation": app.state.config.ENABLE_AUTOCOMPLETE_GENERATION,
                    "enable_community_sharing": app.state.config.ENABLE_COMMUNITY_SHARING,
                    "enable_message_rating": app.state.config.ENABLE_MESSAGE_RATING,
                    "enable_user_webhooks": app.state.config.ENABLE_USER_WEBHOOKS,
                    "enable_admin_export": ENABLE_ADMIN_EXPORT,
                    "enable_admin_chat_access": ENABLE_ADMIN_CHAT_ACCESS,
                    "enable_google_drive_integration": app.state.config.ENABLE_GOOGLE_DRIVE_INTEGRATION,
                    "enable_onedrive_integration": app.state.config.ENABLE_ONEDRIVE_INTEGRATION,
                }
                if user is not None
                else {}
            ),
        },
        **(
            {
                "default_models": app.state.config.DEFAULT_MODELS,
                "default_prompt_suggestions": app.state.config.DEFAULT_PROMPT_SUGGESTIONS,
                "user_count": user_count,
                "code": {
                    "engine": app.state.config.CODE_EXECUTION_ENGINE,
                },
                "audio": {
                    "tts": {
                        "engine": app.state.config.TTS_ENGINE,
                        "voice": app.state.config.TTS_VOICE,
                        "split_on": app.state.config.TTS_SPLIT_ON,
                    },
                    "stt": {
                        "engine": app.state.config.STT_ENGINE,
                    },
                },
                "file": {
                    "max_size": app.state.config.FILE_MAX_SIZE,
                    "max_count": app.state.config.FILE_MAX_COUNT,
                },
                "permissions": {**app.state.config.USER_PERMISSIONS},
                "google_drive": {
                    "client_id": GOOGLE_DRIVE_CLIENT_ID.value,
                    "api_key": GOOGLE_DRIVE_API_KEY.value,
                },
                "onedrive": {
                    "client_id": ONEDRIVE_CLIENT_ID.value,
                    "sharepoint_url": ONEDRIVE_SHAREPOINT_URL.value,
                    "sharepoint_tenant_id": ONEDRIVE_SHAREPOINT_TENANT_ID.value,
                },
                "ui": {
                    "pending_user_overlay_title": app.state.config.PENDING_USER_OVERLAY_TITLE,
                    "pending_user_overlay_content": app.state.config.PENDING_USER_OVERLAY_CONTENT,
                    "response_watermark": app.state.config.RESPONSE_WATERMARK,
                },
                "license_metadata": app.state.LICENSE_METADATA,
                **(
                    {
                        "active_entries": app.state.USER_COUNT,
                    }
                    if user.role == "admin"
                    else {}
                ),
            }
            if user is not None
            else {}
        ),
    }


class UrlForm(BaseModel):
    url: str


@app.get("/api/webhook")
async def get_webhook_url(user=Depends(get_admin_user)):
    return {
        "url": app.state.config.WEBHOOK_URL,
    }


@app.post("/api/webhook")
async def update_webhook_url(form_data: UrlForm, user=Depends(get_admin_user)):
    app.state.config.WEBHOOK_URL = form_data.url
    app.state.WEBHOOK_URL = app.state.config.WEBHOOK_URL
    return {"url": app.state.config.WEBHOOK_URL}


@app.get("/api/version")
async def get_app_version():
    return {
        "version": VERSION,
    }


@app.get("/api/version/updates")
async def get_app_latest_release_version(user=Depends(get_verified_user)):
    if OFFLINE_MODE:
        log.debug(
            f"Offline mode is enabled, returning current version as latest version"
        )
        return {"current": VERSION, "latest": VERSION}
    try:
        timeout = aiohttp.ClientTimeout(total=1)
        async with aiohttp.ClientSession(timeout=timeout, trust_env=True) as session:
            async with session.get(
                "https://api.github.com/repos/open-webui/open-webui/releases/latest",
                ssl=AIOHTTP_CLIENT_SESSION_SSL,
            ) as response:
                response.raise_for_status()
                data = await response.json()
                latest_version = data["tag_name"]

                return {"current": VERSION, "latest": latest_version[1:]}
    except Exception as e:
        log.debug(e)
        return {"current": VERSION, "latest": VERSION}


@app.get("/api/changelog")
async def get_app_changelog():
    return {key: CHANGELOG[key] for idx, key in enumerate(CHANGELOG) if idx < 5}


############################
# OAuth Login & Callback
############################

# SessionMiddleware is used by authlib for oauth
if len(OAUTH_PROVIDERS) > 0:
    app.add_middleware(
        SessionMiddleware,
        secret_key=WEBUI_SECRET_KEY,
        session_cookie="oui-session",
        same_site=WEBUI_SESSION_COOKIE_SAME_SITE,
        https_only=WEBUI_SESSION_COOKIE_SECURE,
    )


@app.get("/oauth/{provider}/login")
async def oauth_login(provider: str, request: Request):
    return await oauth_manager.handle_login(request, provider)


# OAuth login logic is as follows:
# 1. Attempt to find a user with matching subject ID, tied to the provider
# 2. If OAUTH_MERGE_ACCOUNTS_BY_EMAIL is true, find a user with the email address provided via OAuth
#    - This is considered insecure in general, as OAuth providers do not always verify email addresses
# 3. If there is no user, and ENABLE_OAUTH_SIGNUP is true, create a user
#    - Email addresses are considered unique, so we fail registration if the email address is already taken
@app.get("/oauth/{provider}/callback")
async def oauth_callback(provider: str, request: Request, response: Response):
    return await oauth_manager.handle_callback(request, provider, response)


@app.get("/manifest.json")
async def get_manifest_json():
    if app.state.EXTERNAL_PWA_MANIFEST_URL:
        return requests.get(app.state.EXTERNAL_PWA_MANIFEST_URL).json()
    else:
        return {
            "name": app.state.WEBUI_NAME,
            "short_name": app.state.WEBUI_NAME,
            "description": "Open WebUI is an open, extensible, user-friendly interface for AI that adapts to your workflow.",
            "start_url": "/",
            "display": "standalone",
            "background_color": "#343541",
            "orientation": "any",
            "icons": [
                {
                    "src": "/static/logo.png",
                    "type": "image/png",
                    "sizes": "500x500",
                    "purpose": "any",
                },
                {
                    "src": "/static/logo.png",
                    "type": "image/png",
                    "sizes": "500x500",
                    "purpose": "maskable",
                },
            ],
        }


@app.get("/opensearch.xml")
async def get_opensearch_xml():
    xml_content = rf"""
    <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/" xmlns:moz="http://www.mozilla.org/2006/browser/search/">
    <ShortName>{app.state.WEBUI_NAME}</ShortName>
    <Description>Search {app.state.WEBUI_NAME}</Description>
    <InputEncoding>UTF-8</InputEncoding>
    <Image width="16" height="16" type="image/x-icon">{app.state.config.WEBUI_URL}/static/favicon.png</Image>
    <Url type="text/html" method="get" template="{app.state.config.WEBUI_URL}/?q={"{searchTerms}"}"/>
    <moz:SearchForm>{app.state.config.WEBUI_URL}</moz:SearchForm>
    </OpenSearchDescription>
    """
    return Response(content=xml_content, media_type="application/xml")


@app.get("/health")
async def healthcheck():
    return {"status": True}


@app.get("/health/db")
async def healthcheck_with_db():
    Session.execute(text("SELECT 1;")).all()
    return {"status": True}


app.mount("/static", StaticFiles(directory=STATIC_DIR), name="static")
app.mount("/cache", StaticFiles(directory=CACHE_DIR), name="cache")


def swagger_ui_html(*args, **kwargs):
    return get_swagger_ui_html(
        *args,
        **kwargs,
        swagger_js_url="/static/swagger-ui/swagger-ui-bundle.js",
        swagger_css_url="/static/swagger-ui/swagger-ui.css",
        swagger_favicon_url="/static/swagger-ui/favicon.png",
    )


applications.get_swagger_ui_html = swagger_ui_html

if os.path.exists(FRONTEND_BUILD_DIR):
    mimetypes.add_type("text/javascript", ".js")
    app.mount(
        "/",
        SPAStaticFiles(directory=FRONTEND_BUILD_DIR, html=True),
        name="spa-static-files",
    )
else:
    log.warning(
        f"Frontend build directory not found at '{FRONTEND_BUILD_DIR}'. Serving API only."
    )