def delete_course(cls):
"""Called back repeatedly from deferred queue dispatcher."""
try:
kind_name = cls.get_any_undeleted_kind_name()
if not kind_name:
# No entity types remain to be deleted from the Datastore for
# this course (i.e. namespace), so call (in no particular
# order) callbacks waiting to be informed of course deletion.
ns_name = namespace_manager.get_namespace()
common_utils.run_hooks(
cls.COURSE_DELETED_HOOKS.itervalues(), ns_name)
logging.info(
'CourseDeleteHandler found no entity types to delete for '
'namespace %s; deletion complete.', ns_name)
return
model = Model(kind_name)
keys = list(db.Query(Model(kind_name), keys_only=True).run(
batch_size=cls.DELETE_BATCH_SIZE))
entities.delete(keys)
logging.info(
'CourseDeleteHandler deleted %d entities of type %s from '
'namespace %s', len(keys), kind_name,
namespace_manager.get_namespace())
deferred.defer(cls.delete_course)
except Exception:
logging.critical(
'Failed when attempting to delete course for namespace %s',
namespace_manager.get_namespace())
common_utils.log_exception_origin()
raise
def delete_course(cls):
"""Called back repeatedly from deferred queue dispatcher."""
try:
kind_name = cls.get_any_undeleted_kind_name()
if not kind_name:
# No entity types remain to be deleted from the Datastore for
# this course (i.e. namespace), so call (in no particular
# order) callbacks waiting to be informed of course deletion.
ns_name = namespace_manager.get_namespace()
common_utils.run_hooks(cls.COURSE_DELETED_HOOKS.itervalues(),
ns_name)
logging.info(
'CourseDeleteHandler found no entity types to delete for '
'namespace %s; deletion complete.', ns_name)
return
model = Model(kind_name)
keys = list(
db.Query(Model(kind_name),
keys_only=True).run(batch_size=cls.DELETE_BATCH_SIZE))
entities.delete(keys)
logging.info(
'CourseDeleteHandler deleted %d entities of type %s from '
'namespace %s', len(keys), kind_name,
namespace_manager.get_namespace())
deferred.defer(cls.delete_course)
except Exception:
logging.critical(
'Failed when attempting to delete course for namespace %s',
namespace_manager.get_namespace())
common_utils.log_exception_origin()
raise
def delete_course(cls):
"""Called back repeatedly from deferred queue dispatcher."""
try:
kind = metadata.Kind.all().get()
if not kind:
logging.info(
'CourseDeleteHandler found no entity types to delete for '
'namespace %s; deletion complete.',
namespace_manager.get_namespace())
return
kind_name = kind.kind_name
model = Model(kind_name)
keys = list(db.Query(Model(kind_name), keys_only=True).run(
batch_size=cls.DELETE_BATCH_SIZE))
entities.delete(keys)
logging.info(
'CourseDeleteHandler deleted %d entities of type %s from '
'namespace %s', len(keys), kind_name,
namespace_manager.get_namespace())
deferred.defer(cls.delete_course)
except Exception:
logging.critical(
'Failed when attempting to delete course for namespace %s',
namespace_manager.get_namespace())
common_utils.log_exception_origin()
raise
def delete_by_to_email(cls, email):
query = cls.all(keys_only=True)
query.filter('to =', email)
entities.delete(query.run())
def map(entity):
entities.delete(entity)
def delete_by_to_email(cls, email):
query = cls.all(keys_only=True)
query.filter('to =', email)
entities.delete(query.run())
def map(entity):
entities.delete(entity)
