STAC: use asset keys if they exist; update native STAC item response media type evaluation

Author: tomkralidis

pycsw/core/metadata.py

@@ -1890,7 +1890,7 @@ def _parse_stac_resource(context, repos, record):
             }
 
             if link.get('title') is not None:
-                new_link['name'] = link.get('title')
+                new_link['name'] = key
                 new_link['description'] = link.get('title')
             if link.get('type') is not None:
                 new_link['protocol'] = link.get('type')

pycsw/ogc/api/records.py

@@ -1128,7 +1128,7 @@ def record2json(record, url, collection, mode='ogcapi-records'):
     :returns: `dict` of record GeoJSON
     """
 
-    if record.metadata_type == 'application/json':
+    if record.metadata_type in ['application/json', 'application/geo+json']:
         rec = json.loads(record.metadata)
         if rec.get('stac_version') is not None and rec['type'] == 'Feature' and mode == 'stac-api':
             LOGGER.debug('Returning native STAC representation')

pycsw/stac/api.py

@@ -565,7 +565,12 @@ def links2stacassets(collection, record):
         if 'assets' not in record:
             record['assets'] = {}
 
-        for count, value in enumerate(links_assets):
-            record['assets'][count] = value
+        for count, asset in enumerate(links_assets):
+            if 'name' in asset:
+                asset_key = asset.pop('name')
+            else:
+                asset_key = count
+
+            record['assets'][asset_key] = asset
 
     return record

tests/functionaltests/suites/stac_api/test_stac_api_functional.py

@@ -247,6 +247,10 @@ def test_item(config):
     assert content['stac_version'] == '1.0.0'
     assert content['collection'] == 'S2MSI2A'
 
+    assert 'assets' in content
+    assert 'B02' in content['assets']
+    assert 'product-metadata' in content['assets']
+
     for link in content['links']:
         assert 'href' in link
         assert 'rel' in link