84 lines
2.8 KiB
Python
84 lines
2.8 KiB
Python
from django_comment_common.models import Role
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class ThreadContext(object):
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""" An enumeration that represents the context of a thread. Used primarily by the comments service. """
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STANDALONE = 'standalone'
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COURSE = 'course'
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_STUDENT_ROLE_PERMISSIONS = ["vote", "update_thread", "follow_thread", "unfollow_thread",
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"update_comment", "create_sub_comment", "unvote", "create_thread",
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"follow_commentable", "unfollow_commentable", "create_comment", ]
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_MODERATOR_ROLE_PERMISSIONS = ["edit_content", "delete_thread", "openclose_thread",
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"endorse_comment", "delete_comment", "see_all_cohorts"]
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_ADMINISTRATOR_ROLE_PERMISSIONS = ["manage_moderator"]
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def _save_forum_role(course_key, name):
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"""
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Save and Update 'course_key' for all roles which are already created to keep course_id same
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as actual passed course key
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"""
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role, created = Role.objects.get_or_create(name=name, course_id=course_key)
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if created is False:
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role.course_id = course_key
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role.save()
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return role
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def seed_permissions_roles(course_key):
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"""
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Create and assign permissions for forum roles
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"""
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administrator_role = _save_forum_role(course_key, "Administrator")
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moderator_role = _save_forum_role(course_key, "Moderator")
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community_ta_role = _save_forum_role(course_key, "Community TA")
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student_role = _save_forum_role(course_key, "Student")
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for per in _STUDENT_ROLE_PERMISSIONS:
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student_role.add_permission(per)
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for per in _MODERATOR_ROLE_PERMISSIONS:
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moderator_role.add_permission(per)
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for per in _ADMINISTRATOR_ROLE_PERMISSIONS:
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administrator_role.add_permission(per)
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moderator_role.inherit_permissions(student_role)
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# For now, Community TA == Moderator, except for the styling.
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community_ta_role.inherit_permissions(moderator_role)
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administrator_role.inherit_permissions(moderator_role)
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def are_permissions_roles_seeded(course_id):
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"""
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Returns whether the forums permissions for a course have been provisioned in
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the database
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"""
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try:
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administrator_role = Role.objects.get(name="Administrator", course_id=course_id)
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moderator_role = Role.objects.get(name="Moderator", course_id=course_id)
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student_role = Role.objects.get(name="Student", course_id=course_id)
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except:
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return False
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for per in _STUDENT_ROLE_PERMISSIONS:
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if not student_role.has_permission(per):
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return False
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for per in _MODERATOR_ROLE_PERMISSIONS + _STUDENT_ROLE_PERMISSIONS:
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if not moderator_role.has_permission(per):
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return False
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for per in _ADMINISTRATOR_ROLE_PERMISSIONS + _MODERATOR_ROLE_PERMISSIONS + _STUDENT_ROLE_PERMISSIONS:
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if not administrator_role.has_permission(per):
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return False
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return True
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