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#!/usr/bin/env python3
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
# Copyright 2015-2020 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
# Copyright 2015-2018 lamarpavel
# Copyright 2015-2018 Alexey Nabrodov (Averrin)
#
# This file is part of qutebrowser.
#
# qutebrowser 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.
#
# qutebrowser 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.
#
# You should have received a copy of the GNU General Public License
# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
"""Fetch list of popular user-agents.
The script is based on a gist posted by github.com/averrin, the output of this
script is formatted to be pasted into configdata.yml
"""
import requests
from lxml import html # pylint: disable=import-error
def fetch():
"""Fetch list of popular user-agents.
Return:
List of relevant strings.
"""
url = 'https://techblog.willshouse.com/2012/01/03/most-common-user-agents/'
page = requests.get(url)
page = html.fromstring(page.text)
path = '//*[@id="post-2229"]/div[2]/table/tbody'
return page.xpath(path)[0]
def filter_list(complete_list, browsers):
"""Filter the received list based on a look up table.
The LUT should be a dictionary of the format {browser: versions}, where
'browser' is the name of the browser (eg. "Firefox") as string and
'versions' is a set of different versions of this browser that should be
included when found (eg. {"Linux", "MacOSX"}). This function returns a
dictionary with the same keys as the LUT, but storing lists of tuples
(user_agent, browser_description) as values.
"""
# pylint: disable=too-many-nested-blocks
table = {}
for entry in complete_list:
# Tuple of (user_agent, browser_description)
candidate = (entry[1].text_content(), entry[2].text_content())
for name in browsers:
found = False
if name.lower() in candidate[1].lower():
for version in browsers[name]:
if version.lower() in candidate[1].lower():
if table.get(name) is None:
table[name] = []
table[name].append(candidate)
browsers[name].remove(version)
found = True
break
if found:
break
return table
def main():
"""Generate user agent code."""
fetched = fetch()
lut = {
"Chrome": {"Win10", "Linux"},
}
filtered = filter_list(fetched, lut)
filtered["empty"] = [('', "Use default QtWebKit/QtWebEngine User-Agent")]
tab = " "
for browser in ["Chrome", "empty"]:
for it in filtered[browser]:
print('{}- - "{}"'.format(3 * tab, it[0]))
desc = it[1].replace('\xa0', ' ').replace(' ', ' ')
print("{}- {}".format(4 * tab, desc))
print("")
if __name__ == '__main__':
main()
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