63 lines
1.8 KiB
Python
63 lines
1.8 KiB
Python
from enum import Enum, auto
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from io import BytesIO
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from os import mkdir
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import os.path
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from shutil import rmtree
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import urllib3
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from zipfile import ZipFile
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from PyQt5.QtCore import QThread
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import utilities
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class ThreadStatus(Enum):
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ok = auto()
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no_connection_err = auto()
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no_file_err = auto()
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bad_download_err = auto()
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class DownloadThread(QThread):
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def __init__(self, db_location, path):
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super().__init__()
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self.__db_location = db_location
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self.__path = path
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self.__status = None
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self.reason = 0
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@property
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def status(self):
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return self.__status
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def __del__(self):
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self.terminate()
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self.wait()
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def run(self):
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try:
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db = urllib3.PoolManager().request('GET', self.__db_location)
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# db = urllib.request.urlopen(self.__db_location)
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# raise urllib.error.URLError('Test')
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except urllib3.exceptions.MaxRetryError: # No internet connection.
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# self.no_connection_error.emit()
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self.__status = ThreadStatus.no_connection_err
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return
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if db.status != 200:
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self.reason = db.reason
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# self.bad_download_error.emit()
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self.__status = ThreadStatus.bad_download_err
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return
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if not utilities.checksum_ok(db.data, "folder"):
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# self.bad_download_error.emit()
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self.__status = ThreadStatus.bad_download_err
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return
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if os.path.exists(self.__path):
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rmtree(self.__path)
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try:
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# data_folder = db.read()
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with ZipFile(BytesIO(db.data)) as zipped:
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zipped.extractall()
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except:
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# self.bad_file_error.emit()
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self.__status = ThreadStatus.bad_file_err
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return
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else:
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self.__status = ThreadStatus.ok
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