f76a099e2d
If a scorable block either has a custom completion strategy, or is marked as excluded from completion, don't record a completion when its score is updated.
44 lines
1.5 KiB
Python
44 lines
1.5 KiB
Python
"""
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Signal handlers to trigger completion updates.
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"""
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from __future__ import absolute_import, division, print_function, unicode_literals
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from django.contrib.auth.models import User
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from django.dispatch import receiver
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from lms.djangoapps.grades.signals.signals import PROBLEM_WEIGHTED_SCORE_CHANGED
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from opaque_keys.edx.keys import CourseKey, UsageKey
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from xblock.completable import XBlockCompletionMode
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from xblock.core import XBlock
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from .models import BlockCompletion
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from . import waffle
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@receiver(PROBLEM_WEIGHTED_SCORE_CHANGED)
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def scorable_block_completion(sender, **kwargs): # pylint: disable=unused-argument
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"""
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When a problem is scored, submit a new BlockCompletion for that block.
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"""
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if not waffle.waffle().is_enabled(waffle.ENABLE_COMPLETION_TRACKING):
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return
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course_key = CourseKey.from_string(kwargs['course_id'])
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block_key = UsageKey.from_string(kwargs['usage_id'])
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block_cls = XBlock.load_class(block_key.block_type)
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if getattr(block_cls, 'completion_mode', XBlockCompletionMode.COMPLETABLE) != XBlockCompletionMode.COMPLETABLE:
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return
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if getattr(block_cls, 'has_custom_completion', False):
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return
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user = User.objects.get(id=kwargs['user_id'])
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if kwargs.get('score_deleted'):
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completion = 0.0
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else:
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completion = 1.0
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BlockCompletion.objects.submit_completion(
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user=user,
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course_key=course_key,
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block_key=block_key,
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completion=completion,
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)
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