def unit_invalidate_cache(sender, instance, **kwargs):
try:
invalidate_template_fragment_i18n('course_overview_secondary_info',
instance.course.id)
except Course.DoesNotExist:
# The course is being deleted, nothing to invalidate
pass
def announcement_invalidate_cache(sender, instance, **kwargs):
try:
if instance.course: # else: globals announcements
invalidate_template_fragment_i18n('course_overview_secondary_info',
instance.course.id)
except Course.DoesNotExist:
logger.error('Saving/removing announcement. Can\'t invalidate course '
'sidebar html, not valid reference to course object, '
'it is probably being deleted...')
def course_invalidate_cache(sender, instance, **kwargs):
invalidate_template_fragment_i18n('course_list')
invalidate_template_fragment_i18n('course_overview_main_info', instance.id)
invalidate_template_fragment_i18n('course_overview_secondary_info', instance.id)
def _invalidate_course_cache(self, course):
self.stdout.write('Invalidating cache for %s\n' % course)
invalidate_template_fragment_i18n('course_list')
invalidate_template_fragment_i18n('course_overview_main_info', course.id)
invalidate_template_fragment_i18n('course_overview_secondary_info', course.id)