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104 lines
2.8 KiB
104 lines
2.8 KiB
# -*- coding: utf-8 -*- |
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# |
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# theme.py |
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# |
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# Copyright © 2016-2017 Antergos |
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# |
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# This file is part of whither. |
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# |
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# whither 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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# whither 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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# The following additional terms are in effect as per Section 7 of the license: |
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# |
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# The preservation of all legal notices and author attributions in |
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# the material or in the Appropriate Legal Notices displayed |
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# by works containing it is required. |
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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 whither; If not, see <http://www.gnu.org/licenses/>. |
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""" Utility class used to find and manage greeter themes. """ |
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# Standard Lib |
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import os |
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# This Application |
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from .pkg_json import PackageJSON |
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from logging import ( |
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getLogger, |
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DEBUG, |
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Formatter, |
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StreamHandler, |
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) |
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log_format = ''.join([ |
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'%(asctime)s [ %(levelname)s ] %(filename)s %(', |
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'lineno)d: %(message)s' |
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]) |
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formatter = Formatter(fmt=log_format, datefmt="%Y-%m-%d %H:%M:%S") |
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logger = getLogger("theme") |
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logger.propagate = False |
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stream_handler = StreamHandler() |
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stream_handler.setLevel(DEBUG) |
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stream_handler.setFormatter(formatter) |
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logger.setLevel(DEBUG) |
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logger.addHandler(stream_handler) |
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def checkTheme(self): |
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themes = listThemes(self) |
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config_theme = self.config.greeter.theme |
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default = "gruvbox" |
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if self.config.greeter.theme in themes: |
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pass |
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else: |
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logger.error("Config theme not valid: \"{0}\". Going with \"{1}\" theme".format( |
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config_theme, default)) |
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self.config.greeter.theme = default |
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def listThemes(self): |
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themes_dir = self.config.themes_dir |
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themes_dir = themes_dir if os.path.exists(themes_dir) else "/usr/share/web-greeter/themes" |
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filenames = os.listdir(themes_dir) |
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dirlist = [] |
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for file in filenames: |
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if os.path.isdir(os.path.join(themes_dir, file)): |
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dirlist.append(file) |
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return dirlist |
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class Theme: |
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""" |
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Represents a greeter theme installed on the local system. |
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Args: |
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path (str): The absolute path to the theme's directory. |
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Attributes: |
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data (PackageJSON): The theme's data sourced from its `package.json` file. |
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""" |
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def __init__(self, path: str) -> None: |
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self.path = path |
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self._initialize() |
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def _initialize(self) -> None: |
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package_json = os.path.join(self.path, 'package.json') |
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try: |
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self.data = PackageJSON(package_json) |
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except Exception: |
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self.data = None
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