def read_project(self) -> None:
properties = self._raw_properties
self.__project_version = properties.get("version", None)
if not self._raw_properties:
self.__project_state = "missing"
elif self.__project_version is not None and self.__project_version in (
FileStorageSystem.PROJECT_VERSION, 2):
for item_d in properties.get("data_items", list()):
data_item = DataItem.DataItem()
data_item.begin_reading()
data_item.read_from_dict(item_d)
data_item.finish_reading()
if not self.get_item_by_uuid("data_items", data_item.uuid):
self.load_item("data_items", len(self.data_items),
data_item)
for item_d in properties.get("display_items", list()):
display_item = DisplayItem.DisplayItem()
display_item.begin_reading()
display_item.read_from_dict(item_d)
display_item.finish_reading()
if not self.get_item_by_uuid("display_items",
display_item.uuid):
self.load_item("display_items", len(self.display_items),
display_item)
for item_d in properties.get("data_structures", list()):
data_structure = DataStructure.DataStructure()
data_structure.begin_reading()
data_structure.read_from_dict(item_d)
data_structure.finish_reading()
if not self.get_item_by_uuid("data_structures",
data_structure.uuid):
self.load_item("data_structures",
len(self.data_structures), data_structure)
for item_d in properties.get("computations", list()):
computation = Symbolic.Computation()
computation.begin_reading()
computation.read_from_dict(item_d)
computation.finish_reading()
if not self.get_item_by_uuid("computations", computation.uuid):
self.load_item("computations", len(self.computations),
computation)
# TODO: handle update script and bind after reload in document model
computation.update_script(
self.container.container.container.
_processing_descriptions)
for item_d in properties.get("connections", list()):
connection = Connection.connection_factory(item_d.get)
connection.begin_reading()
connection.read_from_dict(item_d)
connection.finish_reading()
if not self.get_item_by_uuid("connections", connection.uuid):
self.load_item("connections", len(self.connections),
connection)
self.__project_state = "loaded"
elif self.__project_version is not None:
self.__project_state = "needs_upgrade"
else:
self.__project_state = "missing"
def computation_factory(lookup_id):
return Symbolic.Computation()
def read_project(self) -> None:
if callable(self.handle_start_read):
self.handle_start_read()
properties = self._raw_properties
if properties:
project_version = properties.get("version", None)
if project_version is not None and project_version == FileStorageSystem.PROJECT_VERSION:
for item_d in properties.get("data_items", list()):
data_item = DataItem.DataItem()
data_item.begin_reading()
data_item.read_from_dict(item_d)
data_item.finish_reading()
if not self.get_item_by_uuid("data_items", data_item.uuid):
self.load_item("data_items", len(self.data_items),
data_item)
else:
data_item.close()
for item_d in properties.get("display_items", list()):
display_item = DisplayItem.DisplayItem()
display_item.begin_reading()
display_item.read_from_dict(item_d)
display_item.finish_reading()
if not self.get_item_by_uuid("display_items",
display_item.uuid):
self.load_item("display_items",
len(self.display_items), display_item)
else:
display_item.close()
for item_d in properties.get("data_structures", list()):
data_structure = DataStructure.DataStructure()
data_structure.begin_reading()
data_structure.read_from_dict(item_d)
data_structure.finish_reading()
if not self.get_item_by_uuid("data_structures",
data_structure.uuid):
self.load_item("data_structures",
len(self.data_structures),
data_structure)
else:
data_structure.close()
for item_d in properties.get("computations", list()):
computation = Symbolic.Computation()
computation.begin_reading()
computation.read_from_dict(item_d)
computation.finish_reading()
if not self.get_item_by_uuid("computations",
computation.uuid):
self.load_item("computations", len(self.computations),
computation)
# TODO: handle update script and bind after reload in document model
computation.update_script(
Project._processing_descriptions)
computation.reset()
else:
computation.close()
for item_d in properties.get("connections", list()):
connection = Connection.connection_factory(item_d.get)
connection.begin_reading()
connection.read_from_dict(item_d)
connection.finish_reading()
if not self.get_item_by_uuid("connections",
connection.uuid):
self.load_item("connections", len(self.connections),
connection)
else:
connection.close()
for item_d in properties.get("data_groups", list()):
data_group = DataGroup.data_group_factory(item_d.get)
data_group.begin_reading()
data_group.read_from_dict(item_d)
data_group.finish_reading()
if not self.get_item_by_uuid("data_groups",
data_group.uuid):
self.load_item("data_groups", len(self.data_groups),
data_group)
else:
data_group.close()
for item_d in properties.get("workspaces", list()):
workspace = WorkspaceLayout.factory(item_d.get)
workspace.begin_reading()
workspace.read_from_dict(item_d)
workspace.finish_reading()
if not self.get_item_by_uuid("workspaces", workspace.uuid):
self.load_item("workspaces", len(self.workspaces),
workspace)
else:
workspace.close()
workspace_uuid_str = properties.get("workspace_uuid", None)
if workspace_uuid_str:
self._set_persistent_property_value(
"workspace_uuid", uuid.UUID(workspace_uuid_str))
self._set_persistent_property_value(
"data_item_references",
properties.get("data_item_references", dict()))
self._set_persistent_property_value(
"mapped_items", properties.get("mapped_items", list()))
self.__has_been_read = True
if callable(self.handle_finish_read):
self.handle_finish_read()
def computation_factory(
lookup_id: typing.Callable[[str], str]) -> Symbolic.Computation:
return Symbolic.Computation()