fix: render library assets with whitespace

common/djangoapps/static_replace/__init__.py

@@ -11,7 +11,7 @@
 from xmodule.contentstore.content import StaticContent
 
 log = logging.getLogger(__name__)
-XBLOCK_STATIC_RESOURCE_PREFIX = '/static/xblock'
+XBLOCK_STATIC_RESOURCE_PREFIX = '/static/xblock/'
 
 
 def _url_replace_regex(prefix):

common/djangoapps/static_replace/test/test_static_replace.py

@@ -86,6 +86,16 @@ def processor(__, prefix, quote, rest):  # pylint: disable=redefined-outer-name
     assert process_static_urls(STATIC_SOURCE, processor) == '"test/static/file.png"'
 
 
+def test_process_url_no_match_starts_with_xblock():
+    def processor(original, prefix, quote, rest):  # pylint: disable=unused-argument, redefined-outer-name
+        return quote + 'test' + prefix + rest + quote
+    assert process_static_urls(
+        '"/static/xblock-file.png"',
+        processor,
+        data_dir=DATA_DIRECTORY
+    ) == '"test/static/xblock-file.png"'
+
+
 @patch('django.http.HttpRequest', autospec=True)
 def test_static_urls(mock_request):
     mock_request.build_absolute_uri = lambda url: 'http://' + url

openedx/core/djangoapps/xblock/runtime/learning_core_runtime.py

@@ -6,6 +6,7 @@
 import logging
 from collections import defaultdict
 from datetime import datetime, timezone
+from urllib.parse import unquote
 
 from django.core.exceptions import ObjectDoesNotExist, ValidationError
 from django.db.transaction import atomic
@@ -446,9 +447,20 @@ def _lookup_asset_url(self, block: XBlock, asset_path: str) -> str | None:
                 .get(key=f"static/{asset_path}")
             )
         except ObjectDoesNotExist:
-            # This means we see a path that _looks_ like it should be a static
-            # asset for this Component, but that static asset doesn't really
-            # exist.
-            return None
+            try:
+                # Retry with unquoted path. We don't always unquote because it would not
+                # be backwards-compatible, but we need to try both.
+                asset_path = unquote(asset_path)
+                content = (
+                    component_version
+                    .componentversioncontent_set
+                    .filter(content__has_file=True)
+                    .get(key=f"static/{asset_path}")
+                )
+            except ObjectDoesNotExist:
+                # This means we see a path that _looks_ like it should be a static
+                # asset for this Component, but that static asset doesn't really
+                # exist.
+                return None
 
         return self._absolute_url_for_asset(component_version, asset_path)