def after_create_version_object(self, uow, parent_obj, version_obj):
session = sa.orm.object_session(parent_obj)
is_deleted = parent_obj in session.deleted
for prop in versioned_column_properties(parent_obj):
if has_changes(parent_obj, prop.key) or is_deleted:
setattr(version_obj, prop.key + self.column_suffix, True)
def assign_modified_flag(self, parent_obj, version_obj, attr_name):
"""
Assigns modified flag for given attribute of given version model object
based on the modification state of this property in given parent model
object.
:param parent_obj:
Parent object to check the modification state of given attribute
:param version_obj:
Version object to assign the modification flag into
:param attr_name:
Name of the attribute to check the modification state
"""
if (
self.manager.option(
parent_obj,
'track_property_modifications'
) and
has_changes(parent_obj, attr_name)
):
setattr(
version_obj,
attr_name + self.manager.option(
parent_obj,
'modified_flag_suffix'
),
True
)
def get_callback_args(self, root_obj, callback):
session = sa.orm.object_session(root_obj)
objects = getdotattr(root_obj, callback.fullpath,
lambda obj: obj not in session.deleted)
path = str(callback.fullpath)
if '.' in path or has_changes(root_obj, path):
return (root_obj, callback.func, objects)
def after_create_version_object(self, uow, parent_obj, version_obj):
for prop in versioned_column_properties(parent_obj):
if has_changes(parent_obj, prop.key):
setattr(
version_obj,
prop.key + self.column_suffix,
True
)
def has_changed_search_vector(obj):
"""
Returns whether or not the search vector columns of given SQLAlchemy
declarative object have changed.
:param obj: SQLAlchemy declarative model object
"""
for vector in search_vectors(obj):
for column_name in vector.type.columns:
if has_changes(obj, column_name):
return True
return False
def has_changed_search_vector(obj):
"""
Returns whether or not the search vector columns of given SQLAlchemy
declarative object have changed.
:param obj: SQLAlchemy declarative model object
"""
for vector in search_vectors(obj):
for column_name in vector.type.columns:
if has_changes(obj, column_name):
return True
return False
def get_callback_args(self, root_obj, callback):
session = sa.orm.object_session(root_obj)
objects = getdotattr(
root_obj,
callback.fullpath,
lambda obj: obj not in session.deleted
)
path = str(callback.fullpath)
if '.' in path or has_changes(root_obj, path):
return (
root_obj,
callback.func,
objects
)
def set_modification_date(event):
"""Update ``modification_date`` of the object that triggered the event.
:param event: event that trigerred this handler.
:type event: :class:`ObjectUpdate`
"""
exclude = []
for e in get_settings()['kotti.modification_date_excludes']:
if isinstance(event.object, e.class_):
exclude.append(e.key)
if has_changes(event.object, exclude=exclude):
event.object.modification_date = datetime.now()
def set_modification_date(event):
"""Update ``modification_date`` of the object that triggered the event.
:param event: event that trigerred this handler.
:type event: :class:`ObjectUpdate`
"""
exclude = []
for e in get_settings()['kotti.modification_date_excludes']:
if isinstance(event.object, e.class_):
exclude.append(e.key)
if has_changes(event.object, exclude=exclude):
event.object.modification_date = datetime.now()
def after_create_version_object(self, uow, parent_obj, version_obj):
for prop in versioned_column_properties(parent_obj):
if has_changes(parent_obj, prop.key):
setattr(version_obj, prop.key + self.column_suffix, True)
