def check_add_child(self, child):
"""
Checks if *child"* can be added to *self*.
If *child* can not be added, an exception is raised.
:param child: child to be added
:type child: :class:`.Part`
:raises: :exc:`ValueError` if *child* is already a child or a parent.
:raises: :exc:`.PermissionError` if :attr:`_user` is not the owner of
:attr:`object`.
"""
self.check_permission("owner")
self.check_editable()
if not child.is_part:
raise TypeError("Can not add child: not a Part")
# check if child is not a parent
if child.id == self.object.id:
raise ValueError("Can not add child: child is current object")
get_controller(child.type)(child, self._user).check_readable()
parents = (p.link.parent.pk for p in self.get_parents(-1))
if child.pk in parents:
raise ValueError("Can not add child %s to %s, it is a parent" %
(child, self.object))
link = self.parentchildlink_parent.filter(child=child, end_time=None)
if link:
raise ValueError("Can not add child, %s is already a child of %s" %
(child, self.object))
def check_attach_document(self, document):
self.check_permission("owner")
if not hasattr(document, "is_document") or not document.is_document:
raise TypeError("%s is not a document" % document)
if isinstance(document, PLMObjectController):
document.check_readable()
document = document.object
else:
get_controller(document.type)(document, self._user).check_readable()
if self.is_document_attached(document):
raise ValueError("Document is already attached.")
def check_attach_part(self, part):
self.check_permission("owner")
if not (hasattr(part, "is_part") and part.is_part):
raise TypeError("%s is not a part" % part)
if isinstance(part, PLMObjectController):
part.check_readable()
part = part.object
else:
get_controller(part.type)(part, self._user).check_readable()
if self.is_part_attached(part):
raise ValueError("part is already attached.")
def check_attach_part(self, part, detach=False):
if not (hasattr(part, "is_part") and part.is_part):
raise TypeError("%s is not a part" % part)
if not isinstance(part, PLMObjectController):
part = get_controller(part.type)(part, self._user)
part.check_attach_document(self, detach)
def test_get_mock4(self):
self.assertEqual(Mock2Ctrl, get_controller("Mock4"))
def test_get_mock3(self):
self.assertEqual(MockController, get_controller("Mock3"))
def test_get_mock4(self):
self.assertEqual(Mock2Ctrl, get_controller("Mock4"))
def test_get_mock3(self):
self.assertEqual(MockController, get_controller("Mock3"))
def check_attach_part(self, part, detach=False):
if not (hasattr(part, "is_part") and part.is_part):
raise TypeError("%s is not a part" % part)
if not isinstance(part, PLMObjectController):
part = get_controller(part.type)(part, self._user)
part.check_attach_document(self, detach)
