292 lines
8.5 KiB
Python
292 lines
8.5 KiB
Python
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
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# Copyright 2014-2016 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
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#
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# This file is part of qutebrowser.
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#
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# qutebrowser 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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# qutebrowser 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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# You should have received a copy of the GNU General Public License
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# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
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"""Utilities to show various version informations."""
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import re
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import sys
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import glob
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import os.path
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import platform
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import subprocess
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import importlib
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import collections
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from PyQt5.QtCore import QT_VERSION_STR, PYQT_VERSION_STR, qVersion
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from PyQt5.QtNetwork import QSslSocket
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from PyQt5.QtWidgets import QApplication
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try:
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from PyQt5.QtWebKit import qWebKitVersion
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except ImportError: # pragma: no cover
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qWebKitVersion = None
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import qutebrowser
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from qutebrowser.utils import log, utils, standarddir, usertypes, qtutils
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from qutebrowser.misc import objects
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from qutebrowser.browser import pdfjs
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def _git_str():
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"""Try to find out git version.
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Return:
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string containing the git commit ID.
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None if there was an error or we're not in a git repo.
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"""
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# First try via subprocess if possible
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commit = None
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if not hasattr(sys, "frozen"):
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try:
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gitpath = os.path.join(os.path.dirname(os.path.realpath(__file__)),
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os.path.pardir, os.path.pardir)
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except (NameError, OSError):
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log.misc.exception("Error while getting git path")
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else:
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commit = _git_str_subprocess(gitpath)
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if commit is not None:
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return commit
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# If that fails, check the git-commit-id file.
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try:
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return utils.read_file('git-commit-id')
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except (OSError, ImportError):
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return None
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def _git_str_subprocess(gitpath):
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"""Try to get the git commit ID and timestamp by calling git.
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Args:
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gitpath: The path where the .git folder is.
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Return:
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The ID/timestamp on success, None on failure.
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"""
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if not os.path.isdir(os.path.join(gitpath, ".git")):
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return None
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try:
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cid = subprocess.check_output(
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['git', 'describe', '--tags', '--dirty', '--always'],
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cwd=gitpath).decode('UTF-8').strip()
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date = subprocess.check_output(
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['git', 'show', '-s', '--format=%ci', 'HEAD'],
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cwd=gitpath).decode('UTF-8').strip()
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return '{} ({})'.format(cid, date)
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except (subprocess.CalledProcessError, OSError):
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return None
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def _release_info():
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"""Try to gather distribution release informations.
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Return:
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list of (filename, content) tuples.
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"""
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blacklisted = ['ANSI_COLOR=', 'HOME_URL=', 'SUPPORT_URL=',
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'BUG_REPORT_URL=']
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data = []
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for fn in glob.glob("/etc/*-release"):
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lines = []
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try:
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with open(fn, 'r', encoding='utf-8') as f:
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for line in f.read().strip().splitlines():
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if not any(line.startswith(bl) for bl in blacklisted):
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lines.append(line)
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if lines:
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data.append((fn, '\n'.join(lines)))
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except OSError:
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log.misc.exception("Error while reading {}.".format(fn))
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return data
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def _module_versions():
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"""Get versions of optional modules.
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Return:
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A list of lines with version info.
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"""
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lines = []
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modules = collections.OrderedDict([
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('sip', ['SIP_VERSION_STR']),
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('colorama', ['VERSION', '__version__']),
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('pypeg2', ['__version__']),
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('jinja2', ['__version__']),
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('pygments', ['__version__']),
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('yaml', ['__version__']),
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('cssutils', ['__version__']),
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('typing', []),
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('PyQt5.QtWebEngineWidgets', []),
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])
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for name, attributes in modules.items():
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try:
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module = importlib.import_module(name)
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except ImportError:
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text = '{}: no'.format(name)
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else:
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for attr in attributes:
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try:
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text = '{}: {}'.format(name, getattr(module, attr))
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except AttributeError:
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pass
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else:
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break
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else:
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text = '{}: yes'.format(name)
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lines.append(text)
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return lines
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def _path_info():
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"""Get info about important path names.
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Return:
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A dictionary of descriptive to actual path names.
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"""
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return {
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'config': standarddir.config(),
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'data': standarddir.data(),
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'system_data': standarddir.system_data(),
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'cache': standarddir.cache(),
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'download': standarddir.download(),
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'runtime': standarddir.runtime(),
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}
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def _os_info():
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"""Get operating system info.
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Return:
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A list of lines with version info.
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"""
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lines = []
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releaseinfo = None
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if sys.platform == 'linux':
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osver = ''
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releaseinfo = _release_info()
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elif sys.platform == 'win32':
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osver = ', '.join(platform.win32_ver())
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elif sys.platform == 'darwin':
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release, versioninfo, machine = platform.mac_ver()
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if all(not e for e in versioninfo):
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versioninfo = ''
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else:
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versioninfo = '.'.join(versioninfo)
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osver = ', '.join([e for e in [release, versioninfo, machine] if e])
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else:
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osver = '?'
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lines.append('OS Version: {}'.format(osver))
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if releaseinfo is not None:
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for (fn, data) in releaseinfo:
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lines += ['', '--- {} ---'.format(fn), data]
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return lines
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def _pdfjs_version():
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"""Get the pdf.js version.
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Return:
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A string with the version number.
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"""
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try:
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pdfjs_file, file_path = pdfjs.get_pdfjs_res_and_path('build/pdf.js')
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except pdfjs.PDFJSNotFound:
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return 'no'
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else:
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pdfjs_file = pdfjs_file.decode('utf-8')
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version_re = re.compile(
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r"^ *(PDFJS\.version|var pdfjsVersion) = '([^']+)';$",
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re.MULTILINE)
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match = version_re.search(pdfjs_file)
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if not match:
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pdfjs_version = 'unknown'
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else:
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pdfjs_version = match.group(2)
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if file_path is None:
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file_path = 'bundled'
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return '{} ({})'.format(pdfjs_version, file_path)
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def version():
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"""Return a string with various version informations."""
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lines = ["qutebrowser v{}".format(qutebrowser.__version__)]
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gitver = _git_str()
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if gitver is not None:
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lines.append("Git commit: {}".format(gitver))
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backend = objects.backend.name
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if (qWebKitVersion is not None and
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objects.backend == usertypes.Backend.QtWebKit and
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qtutils.is_qtwebkit_ng(qWebKitVersion())):
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backend = 'QtWebKit-NG'
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lines.append("Backend: {}".format(backend))
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if qVersion() != QT_VERSION_STR:
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qt_version = 'Qt: {} (compiled {})'.format(qVersion(), QT_VERSION_STR)
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else:
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qt_version = 'Qt: {}'.format(qVersion())
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lines += [
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'',
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'{}: {}'.format(platform.python_implementation(),
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platform.python_version()),
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qt_version,
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'PyQt: {}'.format(PYQT_VERSION_STR),
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'',
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]
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lines += _module_versions()
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lines += ['pdf.js: {}'.format(_pdfjs_version())]
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if qWebKitVersion is None:
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lines.append('Webkit: no')
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else:
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lines.append('Webkit: {}'.format(qWebKitVersion()))
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lines += [
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'SSL: {}'.format(QSslSocket.sslLibraryVersionString()),
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'',
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]
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qapp = QApplication.instance()
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if qapp:
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style = qapp.style()
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lines.append('Style: {}'.format(style.metaObject().className()))
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importpath = os.path.dirname(os.path.abspath(qutebrowser.__file__))
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lines += [
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'Platform: {}, {}'.format(platform.platform(),
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platform.architecture()[0]),
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'Frozen: {}'.format(hasattr(sys, 'frozen')),
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"Imported from {}".format(importpath),
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]
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lines += _os_info()
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lines += [
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'',
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'Paths:',
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]
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for name, path in _path_info().items():
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lines += ['{}: {}'.format(name, path)]
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return '\n'.join(lines)
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