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edx-platform/lms/djangoapps/instructor_task/tasks.py

82 lines
3.5 KiB
Python

"""
This file contains tasks that are designed to perform background operations on the
running state of a course.
"""
from celery import task
from instructor_task.tasks_helper import (update_problem_module_state,
rescore_problem_module_state,
reset_attempts_module_state,
delete_problem_module_state)
@task
def rescore_problem(entry_id, xmodule_instance_args):
"""Rescores a problem in a course, for all students or one specific student.
`entry_id` is the id value of the InstructorTask entry that corresponds to this task.
The entry contains the `course_id` that identifies the course, as well as the
`task_input`, which contains task-specific input.
The task_input should be a dict with the following entries:
'problem_url': the full URL to the problem to be rescored. (required)
'student': the identifier (username or email) of a particular user whose
problem submission should be rescored. If not specified, all problem
submissions for the problem will be rescored.
`xmodule_instance_args` provides information needed by _get_module_instance_for_task()
to instantiate an xmodule instance.
"""
action_name = 'rescored'
update_fcn = rescore_problem_module_state
filter_fcn = lambda(modules_to_update): modules_to_update.filter(state__contains='"done": true')
return update_problem_module_state(entry_id,
update_fcn, action_name, filter_fcn=filter_fcn,
xmodule_instance_args=xmodule_instance_args)
@task
def reset_problem_attempts(entry_id, xmodule_instance_args):
"""Resets problem attempts to zero for a particular problem for all students in a course.
`entry_id` is the id value of the InstructorTask entry that corresponds to this task.
The entry contains the `course_id` that identifies the course, as well as the
`task_input`, which contains task-specific input.
The task_input should be a dict with the following entries:
'problem_url': the full URL to the problem to be rescored. (required)
`xmodule_instance_args` provides information needed by _get_module_instance_for_task()
to instantiate an xmodule instance.
"""
action_name = 'reset'
update_fcn = reset_attempts_module_state
return update_problem_module_state(entry_id,
update_fcn, action_name, filter_fcn=None,
xmodule_instance_args=xmodule_instance_args)
@task
def delete_problem_state(entry_id, xmodule_instance_args):
"""Deletes problem state entirely for all students on a particular problem in a course.
`entry_id` is the id value of the InstructorTask entry that corresponds to this task.
The entry contains the `course_id` that identifies the course, as well as the
`task_input`, which contains task-specific input.
The task_input should be a dict with the following entries:
'problem_url': the full URL to the problem to be rescored. (required)
`xmodule_instance_args` provides information needed by _get_module_instance_for_task()
to instantiate an xmodule instance.
"""
action_name = 'deleted'
update_fcn = delete_problem_module_state
return update_problem_module_state(entry_id,
update_fcn, action_name, filter_fcn=None,
xmodule_instance_args=xmodule_instance_args)