diff options
Diffstat (limited to 'portage_with_autodep/pym/portage/util/_desktop_entry.py')
-rw-r--r-- | portage_with_autodep/pym/portage/util/_desktop_entry.py | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/portage_with_autodep/pym/portage/util/_desktop_entry.py b/portage_with_autodep/pym/portage/util/_desktop_entry.py new file mode 100644 index 0000000..7901780 --- /dev/null +++ b/portage_with_autodep/pym/portage/util/_desktop_entry.py @@ -0,0 +1,75 @@ +# Copyright 2012 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +import io +import subprocess +import sys + +try: + from configparser import Error as ConfigParserError, RawConfigParser +except ImportError: + from ConfigParser import Error as ConfigParserError, RawConfigParser + +from portage import _encodings, _unicode_encode, _unicode_decode + +def parse_desktop_entry(path): + """ + Parse the given file with RawConfigParser and return the + result. This may raise an IOError from io.open(), or a + ParsingError from RawConfigParser. + """ + parser = RawConfigParser() + + # use read_file/readfp in order to control decoding of unicode + try: + # Python >=3.2 + read_file = parser.read_file + except AttributeError: + read_file = parser.readfp + + with io.open(_unicode_encode(path, + encoding=_encodings['fs'], errors='strict'), + mode='r', encoding=_encodings['repo.content'], + errors='replace') as f: + read_file(f) + + return parser + +_ignored_service_errors = ( + 'error: required key "Name" in group "Desktop Entry" is not present', + 'error: key "Actions" is present in group "Desktop Entry", but the type is "Service" while this key is only valid for type "Application"', + 'error: key "MimeType" is present in group "Desktop Entry", but the type is "Service" while this key is only valid for type "Application"', +) + +def validate_desktop_entry(path): + args = ["desktop-file-validate", path] + if sys.hexversion < 0x3000000 or sys.hexversion >= 0x3020000: + # Python 3.1 does not support bytes in Popen args. + 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() + proc.wait() + + if output_lines: + try: + desktop_entry = parse_desktop_entry(path) + except ConfigParserError: + pass + else: + if desktop_entry.has_section("Desktop Entry"): + try: + entry_type = desktop_entry.get("Desktop Entry", "Type") + except ConfigParserError: + pass + else: + if entry_type == "Service": + # Filter false errors for Type=Service (bug #414125). + filtered_output = [] + for line in output_lines: + if line[len(path)+2:] in _ignored_service_errors: + continue + filtered_output.append(line) + output_lines = filtered_output + + return output_lines |