blob: 45949215a2ca60bf5063ecd67a4b0b357e140561 [file] [log] [blame]
# Copyright 2012-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
import io
import re
import subprocess
import sys
import portage
from portage import _encodings, _unicode_encode, _unicode_decode
from portage.util import writemsg
from portage.util.configparser import (ConfigParserError, RawConfigParser,
def parse_desktop_entry(path):
Parse the given file with RawConfigParser and return the
result. This may raise an IOError from, or a
ParsingError from RawConfigParser.
parser = RawConfigParser()
read_configs(parser, [path])
return parser
_trivial_warnings = re.compile(r' looks redundant with value ')
_ignored_errors = (
# Ignore error for emacs.desktop:
'error: (will be fatal in the future): value "TextEditor" in key "Categories" in group "Desktop Entry" requires another category to be present among the following categories: Utility',
'warning: key "Encoding" in group "Desktop Entry" is deprecated'
_ShowIn_exemptions = (
# See bug #480586.
'contains an unregistered value "Pantheon"',
def validate_desktop_entry(path):
args = ["desktop-file-validate", path]
if sys.hexversion < 0x3020000 and sys.hexversion >= 0x3000000:
# Python 3.1 _execvp throws TypeError for non-absolute executable
# path passed as bytes (see
fullname = portage.process.find_binary(args[0])
if fullname is None:
raise portage.exception.CommandNotFound(args[0])
args[0] = fullname
args = [_unicode_encode(x, errors='strict') for x in args]
proc = subprocess.Popen(args,
stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
output_lines = _unicode_decode(proc.communicate()[0]).splitlines()
if output_lines:
filtered_output = []
for line in output_lines:
msg = line[len(path)+2:]
# "hint:" output is new in desktop-file-utils-0.21
if msg.startswith('hint: ') or msg in _ignored_errors:
if 'for key "NotShowIn" in group "Desktop Entry"' in msg or \
'for key "OnlyShowIn" in group "Desktop Entry"' in msg:
exempt = False
for s in _ShowIn_exemptions:
if s in msg:
exempt = True
if exempt:
output_lines = filtered_output
if output_lines:
output_lines = [line for line in output_lines
if is None]
return output_lines
if __name__ == "__main__":
for arg in sys.argv[1:]:
for line in validate_desktop_entry(arg):
writemsg(line + "\n", noiselevel=-1)