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Fix: URL-decode metric FQN in catalog endpoint

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FQN can contain spaces (e.g., 'Active2 Customers') which get URL-encoded
as 'Active2%20Customers' in the path parameter. Need to decode before
passing to OpenMetadata API.
This commit is contained in:
Petr 2026-03-12 15:18:08 +01:00
parent 268fe07f91
commit 1bcd7e4080
1 changed files with 6 additions and 2 deletions
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8
webapp/app.py
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@ -1015,7 +1015,7 @@ def register_routes(app: Flask) -> None:
API endpoint to serve metric from OpenMetadata catalog as structured JSON.
Args:
metric_fqn: Fully qualified name (e.g., "catalog.metrics.total_revenue")
metric_fqn: Fully qualified name (e.g., "Active2%20Customers" URL-encoded)
Returns:
JSON matching MetricParser format for modal rendering
@ -1026,8 +1026,12 @@ def register_routes(app: Flask) -> None:
return jsonify({"error": "Catalog not available"}), 503
try:
# URL-decode FQN (Flask path parameter already decoded, but just in case)
from urllib.parse import unquote
fqn = unquote(metric_fqn)
# Fetch metric from catalog
raw = _catalog_enricher._client.get_metric_by_fqn(metric_fqn)
raw = _catalog_enricher._client.get_metric_by_fqn(fqn)
# Convert to MetricParser format
metric_data = _build_om_metric_detail(raw)