cx-library-manager/server_source/attachments_manager.py

import pathlib
import base64

from .attachment_file import attachment_file
from .exceptions import resources_directory_not_exists

class attachments_manager:
    def __init__(
        self, 
        resources: pathlib.Path, 
        init_directory: bool = False
    ) -> None:
        if init_directory:
            resources.mkdir()
            
        if not resources.is_dir() or not resources.exists():
            raise resources_directory_not_exists(resources)

        self.__resources = resouces

    @property
    def resources(self) -> pathlib.Path:
        return self.__resources

    def uploaded(self, content: str, extension: str) -> attachment_file:
        content_bytes = content.encode("ascii")
        decoded = base64.b64decode(content_bytes)

        return attachment_file(decoded, extension, self.__resources)