lightdm-webkit2-greeter/web-greeter/bridge/Config.py

# -*- coding: utf-8 -*-
#
#  Config.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/>.

# 3rd-Party Libs
from browser.bridge import Bridge, BridgeObject
from PyQt5.QtCore import QVariant

import gi
gi.require_version('LightDM', '1')
from gi.repository import LightDM

from typing import List
from config import web_greeter_config

from . import (
    layout_to_dict
)

def get_layouts(config_layouts: List[str]):
    layouts = LightDM.get_layouts()
    final_layouts: list[LightDM.Layout] = []
    for ldm_lay in layouts:
        for conf_lay in config_layouts:
            if type(conf_lay) != str: return
            conf_lay = conf_lay.replace(" ", "\t")
            if ldm_lay.get_name() == conf_lay:
                final_layouts.append(layout_to_dict(ldm_lay))
    return final_layouts


class Config(BridgeObject):

    noop_signal = Bridge.signal()

    def __init__(self, *args, **kwargs):
        super().__init__(name='Config', *args, **kwargs)

        config = web_greeter_config["config"]
        self._branding = config["branding"]
        self._greeter = config["greeter"]
        self._features = config["features"]
        self._layouts = get_layouts(config["layouts"])

    @Bridge.prop(QVariant, notify=noop_signal)
    def branding(self):
        return self._branding

    @Bridge.prop(QVariant, notify=noop_signal)
    def greeter(self):
        return self._greeter

    @Bridge.prop(QVariant, notify=noop_signal)
    def features(self):
        return self._features

    @Bridge.prop(QVariant, notify=noop_signal)
    def layouts(self):
        return self._layouts