ff6afaf483
This is a fix for https://openedx.atlassian.net/browse/PLAT-619 added custom CommandError messages for invalid syntax and invalid course keys.
71 lines
2.6 KiB
Python
71 lines
2.6 KiB
Python
"""
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Command for deleting courses
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Arguments:
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arg1 (str): Course key of the course to delete
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arg2 (str): 'commit'
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Returns:
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none
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"""
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from django.core.management.base import BaseCommand, CommandError
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from .prompt import query_yes_no
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from contentstore.utils import delete_course_and_groups
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from opaque_keys.edx.keys import CourseKey
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from opaque_keys import InvalidKeyError
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from opaque_keys.edx.locations import SlashSeparatedCourseKey
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from xmodule.modulestore import ModuleStoreEnum
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from xmodule.modulestore.django import modulestore
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def print_out_all_courses():
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"""
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Print out all the courses available in the course_key format so that
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the user can correct any course_key mistakes
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"""
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courses = modulestore().get_courses_keys()
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print 'Available courses:'
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for course in courses:
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print str(course)
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print ''
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class Command(BaseCommand):
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"""
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Delete a MongoDB backed course
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"""
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help = '''Delete a MongoDB backed course'''
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def handle(self, *args, **options):
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if len(args) == 0:
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raise CommandError("Arguments missing: 'org/number/run commit'")
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if len(args) == 1:
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if args[0] == 'commit':
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raise CommandError("Delete_course requires a course_key <org/number/run> argument.")
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else:
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raise CommandError("Delete_course requires a commit argument at the end")
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elif len(args) == 2:
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try:
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course_key = CourseKey.from_string(args[0])
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except InvalidKeyError:
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try:
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course_key = SlashSeparatedCourseKey.from_deprecated_string(args[0])
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except InvalidKeyError:
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raise CommandError("Invalid course_key: '%s'. Proper syntax: 'org/number/run commit' " % args[0])
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if args[1] != 'commit':
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raise CommandError("Delete_course requires a commit argument at the end")
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elif len(args) > 2:
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raise CommandError("Too many arguments! Expected <course_key> <commit>")
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print_out_all_courses()
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if not modulestore().get_course(course_key):
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raise CommandError("Course with '%s' key not found." % args[0])
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print 'Actually going to delete the %s course from DB....' % args[0]
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if query_yes_no("Deleting course {0}. Confirm?".format(course_key), default="no"):
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if query_yes_no("Are you sure. This action cannot be undone!", default="no"):
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delete_course_and_groups(course_key, ModuleStoreEnum.UserID.mgmt_command)
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print_out_all_courses()
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