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# SPDX-FileCopyrightText: Florian Bruhin (The Compiler) <mail@qutebrowser.org>
#
# SPDX-License-Identifier: GPL-3.0-or-later
"""QtWebKit specific qute://* handlers and glue code."""
from qutebrowser.qt.core import QUrl
from qutebrowser.qt.network import QNetworkReply, QNetworkAccessManager
from qutebrowser.browser import qutescheme
from qutebrowser.browser.webkit.network import networkreply
from qutebrowser.utils import log, qtutils
def handler(request, operation, current_url):
"""Scheme handler for qute:// URLs.
Args:
request: QNetworkRequest to answer to.
operation: The HTTP operation being done.
current_url: The page we're on currently.
Return:
A QNetworkReply.
"""
if operation != QNetworkAccessManager.Operation.GetOperation:
return networkreply.ErrorNetworkReply(
request, "Unsupported request type",
QNetworkReply.NetworkError.ContentOperationNotPermittedError)
url = request.url()
if ((url.scheme(), url.host(), url.path()) ==
('qute', 'settings', '/set')):
if current_url != QUrl('qute://settings/'):
log.network.warning("Blocking malicious request from {} to {}"
.format(current_url.toDisplayString(),
url.toDisplayString()))
return networkreply.ErrorNetworkReply(
request, "Invalid qute://settings request",
QNetworkReply.NetworkError.ContentAccessDenied)
try:
mimetype, data = qutescheme.data_for_url(url)
except qutescheme.Error as e:
errors = {
qutescheme.NotFoundError:
QNetworkReply.NetworkError.ContentNotFoundError,
qutescheme.UrlInvalidError:
QNetworkReply.NetworkError.ContentOperationNotPermittedError,
qutescheme.RequestDeniedError:
QNetworkReply.NetworkError.ContentAccessDenied,
qutescheme.SchemeOSError:
QNetworkReply.NetworkError.ContentNotFoundError,
qutescheme.Error:
QNetworkReply.NetworkError.InternalServerError,
}
exctype = type(e)
log.misc.error("{} while handling qute://* URL".format(
exctype.__name__))
return networkreply.ErrorNetworkReply(request, str(e), errors[exctype])
except qutescheme.Redirect as e:
qtutils.ensure_valid(e.url)
return networkreply.RedirectNetworkReply(e.url)
return networkreply.FixedDataNetworkReply(request, data, mimetype)
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