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# -*- coding: utf-8 -*-
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#
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# interceptor.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 Web Greeter.
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#
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# Web Greeter 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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# Web Greeter 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 Web Greeter; If not, see <http://www.gnu.org/licenses/>.
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# 3rd-Party Libs
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from PyQt5.QtWebEngineCore import QWebEngineUrlRequestInterceptor, QWebEngineUrlRequestInfo
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class QtUrlRequestInterceptor(QWebEngineUrlRequestInterceptor):
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def __init__(self, url_scheme: str):
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super().__init__()
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self._url_scheme = url_scheme
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def intercept_request(self, info: QWebEngineUrlRequestInfo) -> None:
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url = info.requestUrl().toString()
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not_webg_uri = self._url_scheme != info.requestUrl().scheme()
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not_data_uri = 'data' != info.requestUrl().scheme()
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not_local_file = not info.requestUrl().isLocalFile()
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# print(url)
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not_devtools = (
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not url.startswith('http://127.0.0.1') and not url.startswith('ws://127.0.0.1')
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and not url.startswith('devtools')
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)
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block_request = not_devtools and not_data_uri and not_webg_uri and not_local_file
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info.block(block_request) # Block everything that is not allowed
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def interceptRequest(self, info: QWebEngineUrlRequestInfo) -> None:
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self.intercept_request(info)
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