32 lines
1.3 KiB
Python
32 lines
1.3 KiB
Python
from xmodule.modulestore import Location
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from xmodule.modulestore.django import modulestore
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'''
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cdodge: for a given Xmodule, return the course that it belongs to
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NOTE: This makes a lot of assumptions about the format of the course location
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Also we have to assert that this module maps to only one course item - it'll throw an
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assert if not
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'''
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def get_course_location_for_item(location):
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item_loc = Location(location)
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# check to see if item is already a course, if so we can skip this
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if item_loc.category != 'course':
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# @hack! We need to find the course location however, we don't
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# know the 'name' parameter in this context, so we have
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# to assume there's only one item in this query even though we are not specifying a name
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course_search_location = ['i4x', item_loc.org, item_loc.course, 'course', None]
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courses = modulestore().get_items(course_search_location)
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# make sure we found exactly one match on this above course search
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found_cnt = len(courses)
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if found_cnt == 0:
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raise BaseException('Could not find course at {0}'.format(course_search_location))
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if found_cnt > 1:
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raise BaseException('Found more than one course at {0}. There should only be one!!!'.format(course_search_location))
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location = courses[0].location
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return location
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