def build_from_chosen(cls, dir_name, absolute_root, chosen_files=None):
cur_th = TaskResourceHeader(dir_name)
abs_dirs = split_path(absolute_root)
for f in chosen_files:
dir_, file_name = os.path.split(f)
dirs = split_path(dir_)[len(abs_dirs):]
last_header = cur_th
for d in dirs:
child_sub_dir_header = TaskResourceHeader(d)
if last_header.__has_sub_header(d):
last_header = last_header.__get_sub_header(d)
else:
last_header.sub_dir_headers.append(child_sub_dir_header)
last_header = child_sub_dir_header
hsh = SimpleHash.hash_file_base64(f)
last_header.files_data.append((file_name, hsh))
return cur_th
def build_parts_header_delta_from_chosen(cls, header, absolute_root,
res_parts):
if not isinstance(header, TaskResourceHeader):
raise TypeError(
"Incorrect header type: {}. Should be TaskResourceHeader".
format(type(header)))
cur_th = TaskResourceHeader(header.dir_name)
abs_dirs = split_path(absolute_root)
delta_parts = []
for file_, parts in res_parts.items():
dir_, file_name = os.path.split(file_)
dirs = split_path(dir_)[len(abs_dirs):]
last_header = cur_th
last_ref_header = header
last_header, last_ref_header, ref_header_found = cls.__resolve_dirs(
dirs, last_header, last_ref_header)
hsh = SimpleHash.hash_file_base64(file_)
if ref_header_found:
if last_ref_header.__has_file(file_name):
if hsh == last_ref_header.__get_file_hash(file_name):
continue
last_header.files_data.append((file_name, hsh, parts))
delta_parts += parts
return cur_th, delta_parts