🔍 Code Extractor

Browse Components

• function user_guide

  Flask route handler that renders and displays the user guide page for the application.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 824-826

  flask web-route template-rendering user-guide documentation

• function logout

  Flask route handler that logs out the current user by clearing their session and redirecting them to either the login page or index page based on authentication requirements.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 781-789

  authentication logout session-management flask-route user-management

• function azure_callback

  OAuth 2.0 callback endpoint for Azure AD authentication that exchanges authorization codes for access tokens and establishes user sessions.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 734-777

  oauth authentication azure-ad callback session-management

• function login

  Flask route handler that renders the login page for user authentication, with support for Azure SSO integration and automatic redirection for authenticated users or when authentication is disabled.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 714-730

  authentication login flask-route session-management azure-sso

• function init_engines

  Initializes the RAG (Retrieval-Augmented Generation) engine and document indexer components, loads persisted sessions, and optionally starts background auto-indexing of documents.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 636-701

  initialization RAG document-indexing background-processing threading

• function process_chat_background

  Processes chat requests asynchronously in a background thread, managing RAG engine interactions, progress updates, and session state for various query modes including basic, extensive, full_reading, and deep_reflection.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 517-628

  background-processing async rag chat document-retrieval

• function get_document_info

  Retrieves indexing status and metadata for a document, including whether it's indexed, its document ID, chunk count, and reindexing status.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 479-514

  document-management indexing metadata vector-database chromadb

• function build_document_tree_recursive

  Recursively builds a complete hierarchical tree structure of documents and folders from a target directory path, filtering for supported file types and skipping hidden/cache directories.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 404-476

  file-system directory-traversal recursive document-management tree-structure

• function build_document_tree_lazy

  Builds a single-level document tree structure for lazy loading, scanning only immediate children of a target directory without recursively loading subdirectories.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 325-401

  file-system directory-tree lazy-loading document-management file-browser

• function save_config_to_file

  Persists current application configuration values from the config module to a .env file, maintaining existing entries and formatting multi-value fields appropriately.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 284-322

  configuration persistence file-io environment-variables dotenv

• function update_session_settings

  Updates the settings (model, mode, options) for an existing chat session and persists the changes to disk.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 274-281

  session-management settings persistence thread-safe chat

• function add_message_to_session

  Adds a message to a chat session with thread-safe locking, storing role, content, timestamp, and optional metadata/references, then persists the session to disk.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 243-261

  chat session-management thread-safe messaging persistence

• function get_or_create_session

  Retrieves an existing chat session by ID or creates a new one if it doesn't exist, with thread-safe access and persistent storage support.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 223-240

  session-management chat thread-safe persistence caching

• function cleanup_old_tasks

  Removes tasks from the active_tasks dictionary that are older than 1 hour (3600 seconds) based on their creation timestamp.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 208-220

  cleanup maintenance task-management thread-safe memory-management

• function complete_task

  Updates the status of a task to 'completed' in a thread-safe manner, storing the result and completion timestamp.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 184-190

  task-management threading concurrency state-management thread-safe

• function update_task_progress

  Thread-safe function that updates the progress and timestamp of an active task identified by task_id in a shared dictionary.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 176-181

  task-management progress-tracking thread-safe concurrency locking

• function create_task

  Creates and registers a new background task in a thread-safe manner by initializing its metadata in a shared dictionary with status tracking, progress information, and timestamps.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 163-173

  task-management background-tasks thread-safe concurrency task-tracking

• function load_all_sessions

  Loads all chat session data from JSON files stored in a sessions directory into memory on application startup.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 149-160

  session-management persistence initialization disk-io thread-safe

• function load_session_from_disk

  Loads a session from disk storage by reading a JSON file identified by session_id, deserializing the data, and converting timestamp strings back to datetime objects.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 133-146

  session-management persistence file-io deserialization json

• function save_session_to_disk

  Persists a chat session to disk by serializing session data to a JSON file, converting datetime objects to ISO format strings.

  File: /tf/active/vicechatdev/docchat/app.py | Lines: 117-130

  persistence serialization session-management file-io json