class TVBExporter(ABCExporter): """ This exporter simply provides for download data in TVB format """ def __init__(self): self.storage_interface = StorageInterface() def get_supported_types(self): return [DataType] def get_label(self): return "TVB Format" def export(self, data, project): """ Exports data type: 1. If data is a normal data type, simply exports storage file (HDF format) 2. If data is a DataTypeGroup creates a zip with all files for all data types """ download_file_name = self._get_export_file_name(data) if self.is_data_a_group(data): all_datatypes = self._get_all_data_types_arr(data) if all_datatypes is None or len(all_datatypes) == 0: raise ExportException( "Could not export a data type group with no data") # Create ZIP archive zip_file = self.storage_interface.export_datatypes_structure( all_datatypes, data, download_file_name, project.name) return download_file_name, zip_file, True else: data_path = h5.path_for_stored_index(data) data_file = self.storage_interface.export_datatypes([data_path], data, None) return None, data_file, True def get_export_file_extension(self, data): if self.is_data_a_group(data): return StorageInterface.TVB_ZIP_FILE_EXTENSION else: return StorageInterface.TVB_STORAGE_FILE_EXTENSION
class TVBExporter(ABCExporter): """ This exporter simply provides for download data in TVB format """ def __init__(self): self.storage_interface = StorageInterface() def get_supported_types(self): return [DataType] def get_label(self): return "TVB Format" def export(self, data, project, public_key_path, password): """ Exports data type: 1. If data is a normal data type, simply exports storage file (HDF format) 2. If data is a DataTypeGroup creates a zip with all files for all data types """ download_file_name = self._get_export_file_name(data) if DataTypeGroup.is_data_a_group(data): _, op_file_dict = self.prepare_datatypes_for_export(data) # Create ZIP archive zip_file = self.storage_interface.export_datatypes_structure( op_file_dict, data, download_file_name, public_key_path, password) return download_file_name, zip_file, True else: data_path = h5.path_for_stored_index(data) data_file = self.storage_interface.export_datatypes( [data_path], data, download_file_name, public_key_path, password) return None, data_file, True def get_export_file_extension(self, data): if DataTypeGroup.is_data_a_group(data): return StorageInterface.TVB_ZIP_FILE_EXTENSION else: return StorageInterface.TVB_STORAGE_FILE_EXTENSION
class TVBLinkedExporter(ABCExporter): """ """ def __init__(self): self.storage_interface = StorageInterface() def get_supported_types(self): return [DataType] def get_label(self): return "TVB Format with links" def export(self, data, project): """ Exports data type: 1. If data is a normal data type, simply exports storage file (HDF format) 2. If data is a DataTypeGroup creates a zip with all files for all data types """ dt_path_list = [] self.__gather_datatypes_for_copy(data, dt_path_list) download_file_name = self._get_export_file_name(data) zip_to_export = self.storage_interface.export_datatypes( dt_path_list, data, download_file_name) return None, zip_to_export, True def __gather_datatypes_for_copy(self, data, dt_path_list): data_path = h5.path_for_stored_index(data) dt_path_list.append(data_path) with H5File.from_file(data_path) as f: sub_dt_refs = f.gather_references() for _, ref_gid in sub_dt_refs: if ref_gid: dt = load.load_entity_by_gid(ref_gid) self.__gather_datatypes_for_copy(dt, dt_path_list) def get_export_file_extension(self, data): return StorageInterface.TVB_ZIP_FILE_EXTENSION def skip_group_datatypes(self): return True
class TVBLinkedExporter(ABCExporter): """ """ def __init__(self): self.storage_interface = StorageInterface() def get_supported_types(self): return [DataType] def get_label(self): return "TVB Format with links" def gather_datatypes_for_copy(self, data, dt_path_list): data_path = h5.path_for_stored_index(data) if data_path not in dt_path_list: dt_path_list.append(data_path) with H5File.from_file(data_path) as f: sub_dt_refs = f.gather_references() for _, ref_gid in sub_dt_refs: if ref_gid: dt = load.load_entity_by_gid(ref_gid) self.gather_datatypes_for_copy(dt, dt_path_list) def export(self, data, project, public_key_path, password): """ Exports data type: 1. If data is a normal data type, simply exports storage file (HDF format) 2. If data is a DataTypeGroup creates a zip with all files for all data types """ download_file_name = self._get_export_file_name(data) if DataTypeGroup.is_data_a_group(data): all_datatypes, op_file_dict = self.prepare_datatypes_for_export( data) # Copy the linked datatypes dt_path_list = [] data_type = all_datatypes[0] self.gather_datatypes_for_copy(data_type, dt_path_list) # Create ZIP archive zip_file = self.storage_interface.export_datatypes_structure( op_file_dict, data, download_file_name, public_key_path, password, (dt_path_list[1:], data_type)) return download_file_name, zip_file, True else: dt_path_list = [] self.gather_datatypes_for_copy(data, dt_path_list) download_file_name = self._get_export_file_name(data) zip_to_export = self.storage_interface.export_datatypes( dt_path_list, data, download_file_name, public_key_path, password) return None, zip_to_export, True def get_export_file_extension(self, data): return StorageInterface.TVB_ZIP_FILE_EXTENSION def skip_group_datatypes(self): return False