Browse Components - Code Extractor

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 clear_session

Clears all messages from a chat session identified by session_id, resets the session's updated timestamp, and persists the changes to disk in a thread-safe manner.

File: /tf/active/vicechatdev/docchat/app.py | Lines: 264-271

session-management chat thread-safe persistence state-management

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 get_task_status

Thread-safe function that retrieves the current status of a task from a shared dictionary using a task identifier.

File: /tf/active/vicechatdev/docchat/app.py | Lines: 202-205

threading concurrency task-management status-tracking thread-safe

function fail_task

Marks a task as failed by updating its status, recording the error message, and setting the completion timestamp in a thread-safe manner.

File: /tf/active/vicechatdev/docchat/app.py | Lines: 193-199

task-management error-handling thread-safe state-management concurrency

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