9cf2f9f298
This will remove imports from __future__ that are no longer needed. https://docs.python.org/3.5/library/2to3.html#2to3fixer-future
41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
"""
|
|
Utilities for the credit app.
|
|
"""
|
|
|
|
|
|
from xmodule.modulestore import ModuleStoreEnum
|
|
from xmodule.modulestore.django import modulestore
|
|
|
|
|
|
def get_course_blocks(course_key, category):
|
|
"""
|
|
Retrieve all XBlocks in the course for a particular category.
|
|
|
|
Returns only XBlocks that are published and haven't been deleted.
|
|
"""
|
|
# Note: we need to check if found components have been orphaned
|
|
# due to a bug in split modulestore (PLAT-799). Once that bug
|
|
# is resolved, we can skip the `_is_in_course_tree()` check entirely.
|
|
return [
|
|
block for block in modulestore().get_items(
|
|
course_key,
|
|
qualifiers={"category": category},
|
|
revision=ModuleStoreEnum.RevisionOption.published_only,
|
|
)
|
|
if _is_in_course_tree(block)
|
|
]
|
|
|
|
|
|
def _is_in_course_tree(block):
|
|
"""
|
|
Check that the XBlock is in the course tree.
|
|
|
|
It's possible that the XBlock is not in the course tree
|
|
if its parent has been deleted and is now an orphan.
|
|
"""
|
|
ancestor = block.get_parent()
|
|
while ancestor is not None and ancestor.location.category != "course":
|
|
ancestor = ancestor.get_parent()
|
|
|
|
return ancestor is not None
|