dify

dify/api/controllers/trigger/trigger.py

@@ -0,0 +1,43 @@
+import logging
+import re
+
+from flask import jsonify, request
+from werkzeug.exceptions import NotFound
+
+from controllers.trigger import bp
+from services.trigger.trigger_service import TriggerService
+from services.trigger.trigger_subscription_builder_service import TriggerSubscriptionBuilderService
+
+logger = logging.getLogger(__name__)
+
+UUID_PATTERN = r"^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$"
+UUID_MATCHER = re.compile(UUID_PATTERN)
+
+
+@bp.route("/plugin/<string:endpoint_id>", methods=["GET", "POST", "PUT", "PATCH", "DELETE", "HEAD", "OPTIONS"])
+def trigger_endpoint(endpoint_id: str):
+    """
+    Handle endpoint trigger calls.
+    """
+    # endpoint_id must be UUID
+    if not UUID_MATCHER.match(endpoint_id):
+        raise NotFound("Invalid endpoint ID")
+    handling_chain = [
+        TriggerService.process_endpoint,
+        TriggerSubscriptionBuilderService.process_builder_validation_endpoint,
+    ]
+    response = None
+    try:
+        for handler in handling_chain:
+            response = handler(endpoint_id, request)
+            if response:
+                break
+        if not response:
+            logger.error("Endpoint not found for {endpoint_id}")
+            return jsonify({"error": "Endpoint not found"}), 404
+        return response
+    except ValueError as e:
+        return jsonify({"error": "Endpoint processing failed", "message": str(e)}), 400
+    except Exception:
+        logger.exception("Webhook processing failed for {endpoint_id}")
+        return jsonify({"error": "Internal server error"}), 500