"""Webhook management API endpoints.
Provides REST API endpoints for managing webhook registrations with Nextcloud.
These endpoints are used by the Nextcloud PHP app (Astrolabe) to:
- List installed Nextcloud apps
- Create, list, and delete webhook registrations
All endpoints require OAuth bearer token authentication via UnifiedTokenVerifier.
"""
import logging
import httpx
from starlette.requests import Request
from starlette.responses import JSONResponse
from nextcloud_mcp_server.api.management import (
_sanitize_error_for_client,
extract_bearer_token,
validate_token_and_get_user,
)
logger = logging.getLogger(__name__)
async def get_installed_apps(request: Request) -> JSONResponse:
"""GET /api/v1/apps - Get list of installed Nextcloud apps.
Returns a list of installed app IDs for filtering webhook presets.
Requires OAuth bearer token for authentication.
"""
try:
# Validate OAuth token and extract user
user_id, validated = await validate_token_and_get_user(request)
except Exception as e:
logger.warning(f"Unauthorized access to /api/v1/apps: {e}")
return JSONResponse(
{
"error": "Unauthorized",
"message": _sanitize_error_for_client(e, "get_installed_apps"),
},
status_code=401,
)
try:
# Get Bearer token from request
token = extract_bearer_token(request)
if not token:
raise ValueError("Missing Authorization header")
# Get Nextcloud host from OAuth context
oauth_ctx = request.app.state.oauth_context
nextcloud_host = oauth_ctx.get("config", {}).get("nextcloud_host", "")
if not nextcloud_host:
raise ValueError("Nextcloud host not configured")
# Create authenticated HTTP client
async with httpx.AsyncClient(
base_url=nextcloud_host,
headers={"Authorization": f"Bearer {token}"},
timeout=30.0,
) as client:
# Get installed apps using OCS API
# Notes, Calendar, Deck, Tables, etc. are apps that support webhooks
# We check which ones are installed and enabled
ocs_url = "/ocs/v1.php/cloud/apps"
params = {"filter": "enabled"}
response = await client.get(
ocs_url,
params=params,
headers={"OCS-APIRequest": "true", "Accept": "application/json"},
)
if response.status_code != 200:
raise ValueError(f"OCS API returned status {response.status_code}")
data = response.json()
apps = data.get("ocs", {}).get("data", {}).get("apps", [])
return JSONResponse({"apps": apps})
except Exception as e:
logger.error(f"Error getting installed apps for user {user_id}: {e}")
return JSONResponse(
{
"error": "Internal error",
"message": _sanitize_error_for_client(e, "get_installed_apps"),
},
status_code=500,
)
async def list_webhooks(request: Request) -> JSONResponse:
"""GET /api/v1/webhooks - List all registered webhooks.
Returns list of webhook registrations for the authenticated user.
Requires OAuth bearer token for authentication.
"""
try:
# Validate OAuth token and extract user
user_id, validated = await validate_token_and_get_user(request)
except Exception as e:
logger.warning(f"Unauthorized access to /api/v1/webhooks: {e}")
return JSONResponse(
{
"error": "Unauthorized",
"message": _sanitize_error_for_client(e, "list_webhooks"),
},
status_code=401,
)
try:
from nextcloud_mcp_server.client.webhooks import WebhooksClient
# Get Bearer token from request
token = extract_bearer_token(request)
if not token:
raise ValueError("Missing Authorization header")
# Get Nextcloud host from OAuth context
oauth_ctx = request.app.state.oauth_context
nextcloud_host = oauth_ctx.get("config", {}).get("nextcloud_host", "")
if not nextcloud_host:
raise ValueError("Nextcloud host not configured")
# Create authenticated HTTP client
async with httpx.AsyncClient(
base_url=nextcloud_host,
headers={"Authorization": f"Bearer {token}"},
timeout=30.0,
) as client:
# Use WebhooksClient to list webhooks
webhooks_client = WebhooksClient(client, user_id)
webhooks = await webhooks_client.list_webhooks()
return JSONResponse({"webhooks": webhooks})
except Exception as e:
logger.error(f"Error listing webhooks for user {user_id}: {e}")
return JSONResponse(
{
"error": "Internal error",
"message": _sanitize_error_for_client(e, "list_webhooks"),
},
status_code=500,
)
async def create_webhook(request: Request) -> JSONResponse:
"""POST /api/v1/webhooks - Create a new webhook registration.
Request body:
{
"event": "OCP\\Files\\Events\\Node\\NodeCreatedEvent",
"uri": "http://mcp:8000/webhooks/nextcloud",
"eventFilter": {"event.node.path": "/^\\/.*\\/files\\/Notes\\//"}
}
Returns the created webhook data including the webhook ID.
Requires OAuth bearer token for authentication.
"""
try:
# Validate OAuth token and extract user
user_id, validated = await validate_token_and_get_user(request)
except Exception as e:
logger.warning(f"Unauthorized access to /api/v1/webhooks: {e}")
return JSONResponse(
{
"error": "Unauthorized",
"message": _sanitize_error_for_client(e, "create_webhook"),
},
status_code=401,
)
try:
from nextcloud_mcp_server.client.webhooks import WebhooksClient
# Parse request body
body = await request.json()
event = body.get("event")
uri = body.get("uri")
# Accept both camelCase (eventFilter) and snake_case (event_filter)
event_filter = body.get("eventFilter") or body.get("event_filter")
if not event or not uri:
return JSONResponse(
{
"error": "Bad request",
"message": "Missing required fields: event, uri",
},
status_code=400,
)
# Get Bearer token from request
token = extract_bearer_token(request)
if not token:
raise ValueError("Missing Authorization header")
# Get Nextcloud host from OAuth context
oauth_ctx = request.app.state.oauth_context
nextcloud_host = oauth_ctx.get("config", {}).get("nextcloud_host", "")
if not nextcloud_host:
raise ValueError("Nextcloud host not configured")
# Create authenticated HTTP client
async with httpx.AsyncClient(
base_url=nextcloud_host,
headers={"Authorization": f"Bearer {token}"},
timeout=30.0,
) as client:
# Use WebhooksClient to create webhook
webhooks_client = WebhooksClient(client, user_id)
webhook_data = await webhooks_client.create_webhook(
event=event, uri=uri, event_filter=event_filter
)
return JSONResponse({"webhook": webhook_data})
except Exception as e:
logger.error(f"Error creating webhook for user {user_id}: {e}")
return JSONResponse(
{
"error": "Internal error",
"message": _sanitize_error_for_client(e, "create_webhook"),
},
status_code=500,
)
async def delete_webhook(request: Request) -> JSONResponse:
"""DELETE /api/v1/webhooks/{webhook_id} - Delete a webhook registration.
Returns success/failure status.
Requires OAuth bearer token for authentication.
"""
try:
# Validate OAuth token and extract user
user_id, validated = await validate_token_and_get_user(request)
except Exception as e:
logger.warning(f"Unauthorized access to /api/v1/webhooks: {e}")
return JSONResponse(
{
"error": "Unauthorized",
"message": _sanitize_error_for_client(e, "delete_webhook"),
},
status_code=401,
)
try:
from nextcloud_mcp_server.client.webhooks import WebhooksClient
# Get webhook_id from path parameter
webhook_id = request.path_params.get("webhook_id")
if not webhook_id:
return JSONResponse(
{"error": "Bad request", "message": "Missing webhook_id"},
status_code=400,
)
try:
webhook_id = int(webhook_id)
except ValueError:
return JSONResponse(
{"error": "Bad request", "message": "Invalid webhook_id"},
status_code=400,
)
# Get Bearer token from request
token = extract_bearer_token(request)
if not token:
raise ValueError("Missing Authorization header")
# Get Nextcloud host from OAuth context
oauth_ctx = request.app.state.oauth_context
nextcloud_host = oauth_ctx.get("config", {}).get("nextcloud_host", "")
if not nextcloud_host:
raise ValueError("Nextcloud host not configured")
# Create authenticated HTTP client
async with httpx.AsyncClient(
base_url=nextcloud_host,
headers={"Authorization": f"Bearer {token}"},
timeout=30.0,
) as client:
# Use WebhooksClient to delete webhook
webhooks_client = WebhooksClient(client, user_id)
await webhooks_client.delete_webhook(webhook_id=webhook_id)
return JSONResponse({"success": True, "message": "Webhook deleted"})
except Exception as e:
logger.error(f"Error deleting webhook for user {user_id}: {e}")
return JSONResponse(
{
"error": "Internal error",
"message": _sanitize_error_for_client(e, "delete_webhook"),
},
status_code=500,
)
