Files
edx-platform/lms/djangoapps/course_api/blocks/utils.py

58 lines
2.1 KiB
Python

"""
Utils for Blocks
"""
from rest_framework.utils.serializer_helpers import ReturnList
from openedx.core.djangoapps.discussions.models import (
DiscussionsConfiguration,
Provider,
)
def filter_discussion_xblocks_from_response(response, course_key):
"""
Removes discussion xblocks if discussion provider is openedx
"""
configuration = DiscussionsConfiguration.get(context_key=course_key)
provider = configuration.provider_type
if provider == Provider.OPEN_EDX:
# Finding ids of discussion xblocks
if isinstance(response.data, ReturnList):
discussion_xblocks = [
value.get('id') for value in response.data if value.get('type') == 'discussion'
]
else:
discussion_xblocks = [
key for key, value in response.data.get('blocks', {}).items()
if value.get('type') == 'discussion'
]
# Filtering discussion xblocks keys from blocks
if isinstance(response.data, ReturnList):
filtered_blocks = {
value.get('id'): value
for value in response.data
if value.get('type') != 'discussion'
}
else:
filtered_blocks = {
key: value
for key, value in response.data.get('blocks', {}).items()
if value.get('type') != 'discussion'
}
# Removing reference of discussion xblocks from unit
# These references needs to be removed because they no longer exist
for _, block_data in filtered_blocks.items():
for key in ['descendants', 'children']:
descendants = block_data.get(key, [])
if descendants:
descendants = [
descendant for descendant in descendants
if descendant not in discussion_xblocks
]
block_data[key] = descendants
if isinstance(response.data, ReturnList):
response.data = filtered_blocks
else:
response.data['blocks'] = filtered_blocks
return response