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# -*- coding: utf-8 -*-
#
# ThemeUtils.py
#
# Copyright © 2017 Antergos
# Copyright © 2021 JezerM
#
# This file is part of Web Greeter.
#
# Web Greeter 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.
#
# Web Greeter 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.
#
# The following additional terms are in effect as per Section 7 of the license:
#
# The preservation of all legal notices and author attributions in
# the material or in the Appropriate Legal Notices displayed
# by works containing it is required.
#
# You should have received a copy of the GNU General Public License
# along with Web Greeter; If not, see <http://www.gnu.org/licenses/>.
# Standard Lib
import os
from glob import glob
import tempfile
# 3rd-Party Libs
from browser.bridge import Bridge, BridgeObject
from PyQt5.QtCore import QVariant
from config import web_greeter_config
class ThemeUtils(BridgeObject):
def __init__(self, greeter, *args, **kwargs):
super().__init__(name='ThemeUtils', *args, **kwargs)
self._config = web_greeter_config
self._greeter = greeter
self._allowed_dirs = (
self._config["app"]["theme_dir"],
self._config["config"]["branding"]["background_images_dir"],
self._greeter.shared_data_directory,
tempfile.gettempdir(),
)
@Bridge.method(str, bool, result=QVariant)
def dirlist(self, dir_path, only_images=True):
if not dir_path or not isinstance(dir_path, str) or '/' == dir_path:
return []
dir_path = os.path.realpath(os.path.normpath(dir_path))
if not os.path.isabs(dir_path) or not os.path.isdir(dir_path):
return []
allowed = False
for allowed_dir in self._allowed_dirs:
if dir_path.startswith(allowed_dir):
allowed = True
break
if not allowed:
return []
if only_images:
file_types = ('jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp')
result = [
glob('{0}/**/*.{1}'.format(dir_path, ftype), recursive=True)
for ftype in file_types
]
result = [image for image_list in result for image in image_list]
else:
result = [os.path.join(dir_path, f) for f in os.listdir(dir_path)]
return result