def load_project(self,
profile_context: typing.Optional[ProfileContext]) -> None:
"""Read project.
The profile context is used during testing.
"""
if not self.project: # the project from the document model
project: typing.Optional[Project.Project] = None
# create project if it doesn't exist
project_storage_system = self.make_storage(profile_context)
if project_storage_system:
project_storage_system.load_properties()
project = Project.Project(project_storage_system)
if project:
self.__document_model = DocumentModel.DocumentModel(
project, storage_cache=self.storage_cache)
project.prepare_read_project() # sets up the uuid, used next.
self.update_item_context(project)
project.about_to_be_inserted(self)
self.notify_property_changed(
"project"
) # before reading, so document model has a chance to set up
project.read_project()
else:
logging.getLogger("loader").warning(
f"Project could not be loaded {self}.")
def read_project_uuid(
self,
profile_context: typing.Optional["MemoryProfileContext"] = None
) -> typing.Optional[uuid.UUID]:
project_storage_system = self.make_storage(profile_context)
if project_storage_system:
project_storage_system.load_properties()
with contextlib.closing(
Project.Project(project_storage_system)) as project:
project.prepare_read_project() # sets up the uuid, used next.
return project.uuid
return None
def read_project_info(
self, profile_context: typing.Optional[ProfileContext]) -> None:
if not self.__has_project_info_been_read:
try:
project_storage_system = self.make_storage(profile_context)
except Exception:
project_storage_system = None
if project_storage_system:
project_storage_system.load_properties()
with contextlib.closing(
Project.Project(project_storage_system)) as project:
if self.project_uuid != project.project_uuid:
self.project_uuid = project.project_uuid
self.__project_version = project.project_version
self.__project_state = project.project_state
self.__has_project_info_been_read = True
def read_project(
self,
existing_projects: typing.Sequence[Project.Project],
profile_context: typing.Optional["MemoryProfileContext"] = None
) -> None:
"""Read the project if it is active.
The profile context is used during testing.
"""
assert not self.__project
if self.is_active:
project_storage_system = self.make_storage(profile_context)
if project_storage_system:
project_storage_system.load_properties()
self.__project = Project.Project(project_storage_system)
else:
logging.getLogger("loader").warning(
f"Project could not be loaded {self}.")
# do not allow multiple projects to load with same uuid
existing_project_uuids = {
project.uuid
for project in existing_projects
}
if self.__project:
self.__project.prepare_read_project(
) # sets up the uuid, used next.
if not self.__project.uuid in existing_project_uuids and self.__project.uuid == self.project_uuid:
self.update_item_context(self.__project)
self.__project.about_to_be_inserted(self)
self.notify_property_changed(
"project"
) # before reading, so document model has a chance to set up
self.__project.read_project()
else:
self.__project.close()
self.__project = None