feat: Enable library blocks using settings [FC-0076] (#36292)

LIBRARY_ENABLED_BLOCKS added to verify enabled blocks in get_allowed_block_types

cms/envs/common.py

@@ -2925,3 +2925,26 @@ MEILISEARCH_API_KEY = "devkey"
 # .. for now it wil impact country listing in auth flow and user profile.
 # .. eg ['US', 'CA']
 DISABLED_COUNTRIES = []
+
+# .. setting_name: LIBRARY_ENABLED_BLOCKS
+# .. setting_default: ['problem', 'video', 'html', 'drag-and-drop-v2']
+# .. setting_description: List of block types that are ready/enabled to be created/used
+# .. in libraries. Both basic blocks and advanced blocks can be included.
+# .. In the future, we will support individual configuration per library - see
+# .. openedx/core/djangoapps/content_libraries/api.py::get_allowed_block_types()
+LIBRARY_ENABLED_BLOCKS = [
+    'problem',
+    'video',
+    'html',
+    'drag-and-drop-v2',
+    'conditional',
+    'done',
+    'freetextresponse',
+    'google-calendar',
+    'google-document',
+    'invideoquiz',
+    'pdf',
+    'poll',
+    'survey',
+    'word_cloud',
+]

openedx/core/djangoapps/content_libraries/api.py

@@ -1317,12 +1317,17 @@ def get_allowed_block_types(library_key):  # pylint: disable=unused-argument
     # use content libraries APIs directly but some tests may want to use them to
     # create libraries and then test library learning or course-library integration.
     from cms.djangoapps.contentstore import helpers as studio_helpers
-    # TODO: return support status and template options
-    # See cms/djangoapps/contentstore/views/component.py
     block_types = sorted(name for name, class_ in XBlock.load_classes())
 
+    # Get enabled block types
+    #
+    # TODO: For now we are using `settings.LIBRARY_ENABLED_BLOCKS` without filtering
+    # to return the enabled block types for all libraries. In the future, filtering will be
+    # done based on a custom configuration per library.
+    enabled_block_types = [item for item in block_types if item in settings.LIBRARY_ENABLED_BLOCKS]
+
     info = []
-    for block_type in block_types:
+    for block_type in enabled_block_types:
         # TODO: unify the contentstore helper with the xblock.api version of
         # xblock_type_display_name
         display_name = studio_helpers.xblock_type_display_name(block_type, None)

openedx/core/djangoapps/content_libraries/tests/test_content_libraries.py

@@ -1142,6 +1142,25 @@ class ContentLibrariesTestCase(ContentLibrariesRestApiTest, OpenEdxEventsTestMix
                 "id": f"lb:CL-TEST:test_lib_paste_clipboard:problem:{pasted_block_id}",
             })
 
+    @override_settings(LIBRARY_ENABLED_BLOCKS=['problem', 'video', 'html'])
+    def test_library_get_enabled_blocks(self):
+        expected = [
+            {"block_type": "html", "display_name": "Text"},
+            {"block_type": "problem", "display_name": "Problem"},
+            {"block_type": "video", "display_name": "Video"},
+        ]
+
+        author = UserFactory.create(username="Author", email="author@example.com", is_staff=True)
+        with self.as_user(author):
+            lib = self._create_library(
+                slug="test_lib_enabled_blocks",
+                title="Get Enabled Blocks Test Library",
+                description="Testing get enabled blocks from library"
+            )
+            lib_id = lib["id"]
+            block_types = self._get_library_block_types(lib_id)
+            assert [dict(item) for item in block_types] == expected
+
 
 @ddt.ddt
 class ContentLibraryXBlockValidationTest(APITestCase):