Spaces:
Running
Running
| # -*- coding: utf-8 -*- | |
| # | |
| # pyhwp : hwp file format parser in python | |
| # Copyright (C) 2010-2023 mete0r <https://github.com/mete0r> | |
| # | |
| # This program is free software: you can redistribute it and/or modify | |
| # it under the terms of the GNU Affero General Public License as published by | |
| # the Free Software Foundation, either version 3 of the License, or | |
| # (at your option) any later version. | |
| # | |
| # This program 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 Affero General Public License for more details. | |
| # | |
| # You should have received a copy of the GNU Affero General Public License | |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| # | |
| from __future__ import absolute_import | |
| from __future__ import print_function | |
| from __future__ import unicode_literals | |
| from contextlib import contextmanager | |
| from subprocess import CalledProcessError | |
| import logging | |
| import subprocess | |
| logger = logging.getLogger(__name__) | |
| executable = 'xmllint' | |
| enabled = None | |
| def xmllint_reachable(): | |
| args = [executable, '--version'] | |
| try: | |
| subprocess.check_output(args) | |
| except OSError: | |
| return False | |
| except CalledProcessError: | |
| return False | |
| except Exception as e: | |
| logger.exception(e) | |
| return False | |
| else: | |
| return True | |
| def is_enabled(): | |
| global enabled | |
| if enabled is None: | |
| enabled = xmllint_reachable() | |
| return enabled | |
| def enable(): | |
| global enabled | |
| enabled = True | |
| def disable(): | |
| global enabled | |
| enabled = False | |
| def relaxng(rng_path, inp_path): | |
| from subprocess import Popen | |
| args = [executable, '--noout', '--relaxng', rng_path, inp_path] | |
| p = Popen(args) | |
| p.wait() | |
| return p.returncode == 0 | |
| def relaxng_compile(rng_path): | |
| return RelaxNG(rng_path) | |
| class RelaxNG: | |
| def __init__(self, rng_path): | |
| self.rng_path = rng_path | |
| def validating_output(self, output): | |
| args = [executable, '--relaxng', self.rng_path, '-'] | |
| p = subprocess.Popen(args, stdin=subprocess.PIPE, stdout=output) | |
| try: | |
| yield p.stdin | |
| except: | |
| p.stdin.close() | |
| p.wait() | |
| raise | |
| else: | |
| p.stdin.close() | |
| p.wait() | |
| if p.returncode != 0: | |
| raise Exception('RelaxNG validation failed') | |