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65 lines
2.3 KiB
Python
65 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
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# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
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# Copyright (C) 2023 OzzieIsaacs
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import datetime
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from flask_babel import lazy_gettext as N_
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from sqlalchemy.sql.expression import or_
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from cps import logger, file_helper, ub
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from cps.services.worker import CalibreTask
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class TaskClean(CalibreTask):
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def __init__(self, task_message=N_('Delete temp folder contents')):
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super(TaskClean, self).__init__(task_message)
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self.log = logger.create()
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self.app_db_session = ub.get_new_session_instance()
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def run(self, worker_thread):
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# delete temp folder
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try:
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file_helper.del_temp_dir()
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except FileNotFoundError:
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pass
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except (PermissionError, OSError) as e:
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self.log.error("Error deleting temp folder: {}".format(e))
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# delete expired session keys
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self.log.debug("Deleted expired session_keys" )
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expiry = int(datetime.datetime.now().timestamp())
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try:
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self.app_db_session.query(ub.User_Sessions).filter(or_(ub.User_Sessions.expiry < expiry,
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ub.User_Sessions.expiry == None)).delete()
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self.app_db_session.commit()
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except Exception as ex:
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self.log.debug('Error deleting expired session keys: ' + str(ex))
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self._handleError('Error deleting expired session keys: ' + str(ex))
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self.app_db_session.rollback()
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return
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self._handleSuccess()
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self.app_db_session.remove()
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@property
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def name(self):
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return "Clean up"
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@property
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def is_cancellable(self):
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return False
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