fixed thumbnail generate tasks, added thumbnail cleanup task, added reconnect db scheduled job
parent
e48bdf9d5a
commit
541fc7e14e
@ -0,0 +1,61 @@
|
|||||||
|
# -*- coding: utf-8 -*-
|
||||||
|
|
||||||
|
# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
|
||||||
|
# Copyright (C) 2020 mmonkey
|
||||||
|
#
|
||||||
|
# This program is free software: you can redistribute it and/or modify
|
||||||
|
# it under the terms of the GNU General Public License as published by
|
||||||
|
# the Free Software Foundation, either version 3 of the License, or
|
||||||
|
# (at your option) any later version.
|
||||||
|
#
|
||||||
|
# This program is distributed in the hope that it will be useful,
|
||||||
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
# GNU General Public License for more details.
|
||||||
|
#
|
||||||
|
# You should have received a copy of the GNU General Public License
|
||||||
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
from __future__ import division, print_function, unicode_literals
|
||||||
|
from .constants import CACHE_DIR
|
||||||
|
from os import listdir, makedirs, remove
|
||||||
|
from os.path import isdir, isfile, join
|
||||||
|
from shutil import rmtree
|
||||||
|
|
||||||
|
CACHE_TYPE_THUMBNAILS = 'thumbnails'
|
||||||
|
|
||||||
|
|
||||||
|
class FileSystem:
|
||||||
|
_instance = None
|
||||||
|
_cache_dir = CACHE_DIR
|
||||||
|
|
||||||
|
def __new__(cls):
|
||||||
|
if cls._instance is None:
|
||||||
|
cls._instance = super(FileSystem, cls).__new__(cls)
|
||||||
|
return cls._instance
|
||||||
|
|
||||||
|
def get_cache_dir(self, cache_type=None):
|
||||||
|
if not isdir(self._cache_dir):
|
||||||
|
makedirs(self._cache_dir)
|
||||||
|
|
||||||
|
if cache_type and not isdir(join(self._cache_dir, cache_type)):
|
||||||
|
makedirs(join(self._cache_dir, cache_type))
|
||||||
|
|
||||||
|
return join(self._cache_dir, cache_type) if cache_type else self._cache_dir
|
||||||
|
|
||||||
|
def get_cache_file_path(self, filename, cache_type=None):
|
||||||
|
return join(self.get_cache_dir(cache_type), filename) if filename else None
|
||||||
|
|
||||||
|
def list_cache_files(self, cache_type=None):
|
||||||
|
path = self.get_cache_dir(cache_type)
|
||||||
|
return [file for file in listdir(path) if isfile(join(path, file))]
|
||||||
|
|
||||||
|
def delete_cache_dir(self, cache_type=None):
|
||||||
|
if not cache_type and isdir(self._cache_dir):
|
||||||
|
rmtree(self._cache_dir)
|
||||||
|
if cache_type and isdir(join(self._cache_dir, cache_type)):
|
||||||
|
rmtree(join(self._cache_dir, cache_type))
|
||||||
|
|
||||||
|
def delete_cache_file(self, filename, cache_type=None):
|
||||||
|
if isfile(join(self.get_cache_dir(cache_type), filename)):
|
||||||
|
remove(join(self.get_cache_dir(cache_type), filename))
|
@ -1,54 +0,0 @@
|
|||||||
# -*- coding: utf-8 -*-
|
|
||||||
|
|
||||||
# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
|
|
||||||
# Copyright (C) 2020 mmonkey
|
|
||||||
#
|
|
||||||
# This program is free software: you can redistribute it and/or modify
|
|
||||||
# it under the terms of the GNU General Public License as published by
|
|
||||||
# the Free Software Foundation, either version 3 of the License, or
|
|
||||||
# (at your option) any later version.
|
|
||||||
#
|
|
||||||
# This program is distributed in the hope that it will be useful,
|
|
||||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
# GNU General Public License for more details.
|
|
||||||
#
|
|
||||||
# You should have received a copy of the GNU General Public License
|
|
||||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
||||||
|
|
||||||
from __future__ import division, print_function, unicode_literals
|
|
||||||
import os
|
|
||||||
|
|
||||||
from . import logger, ub
|
|
||||||
from .constants import CACHE_DIR as _CACHE_DIR
|
|
||||||
|
|
||||||
from datetime import datetime
|
|
||||||
|
|
||||||
THUMBNAIL_RESOLUTION_1X = 1
|
|
||||||
THUMBNAIL_RESOLUTION_2X = 2
|
|
||||||
|
|
||||||
log = logger.create()
|
|
||||||
|
|
||||||
|
|
||||||
def get_thumbnail_cache_dir():
|
|
||||||
if not os.path.isdir(_CACHE_DIR):
|
|
||||||
os.makedirs(_CACHE_DIR)
|
|
||||||
if not os.path.isdir(os.path.join(_CACHE_DIR, 'thumbnails')):
|
|
||||||
os.makedirs(os.path.join(_CACHE_DIR, 'thumbnails'))
|
|
||||||
return os.path.join(_CACHE_DIR, 'thumbnails')
|
|
||||||
|
|
||||||
|
|
||||||
def get_thumbnail_cache_path(thumbnail):
|
|
||||||
if thumbnail:
|
|
||||||
return os.path.join(get_thumbnail_cache_dir(), thumbnail.filename)
|
|
||||||
return None
|
|
||||||
|
|
||||||
|
|
||||||
def cover_thumbnail_exists_for_book(book):
|
|
||||||
if book and book.has_cover:
|
|
||||||
thumbnail = ub.session.query(ub.Thumbnail).filter(ub.Thumbnail.book_id == book.id).first()
|
|
||||||
if thumbnail and thumbnail.expiration > datetime.utcnow():
|
|
||||||
thumbnail_path = get_thumbnail_cache_path(thumbnail)
|
|
||||||
return thumbnail_path and os.path.isfile(thumbnail_path)
|
|
||||||
|
|
||||||
return False
|
|
Loading…
Reference in New Issue