7094931c92
Remove useless trailing \ Remove trailing spaces Add missing empty lines autopep8 -ir -j2 --select=E301,E302,E502,W291,W293,W391 . Diff quickly checked.
72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright(C) 2010-2011 Christophe Benz, Laurent Bachelier
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#
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# This file is part of weboob.
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#
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# weboob is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero 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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# weboob 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 Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with weboob. If not, see <http://www.gnu.org/licenses/>.
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__all__ = ['check_url', 'id2url']
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from urlparse import urlsplit
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import re
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class check_url(object):
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"""
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Checks if the first argument matches the given regular expression (given as str,
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without the ^$ delimiters which are automatically added).
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If not, this decorator will return None instead of calling the function.
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"""
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def __init__(self, regexp):
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self.regexp = re.compile('^%s$' % regexp)
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def __call__(self, func):
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def wrapper(funcself, *args, **kwargs):
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if self.regexp.match(args[0]):
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return func(funcself, *args, **kwargs)
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return None
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return wrapper
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def id2url(id2url):
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"""
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If the first argument is not an URL, this decorator will try to
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convert it to one, by calling the id2url function.
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If id2url returns None (because the id is invalid), the decorated
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function will not be called and None will be returned.
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If the DOMAIN attribute of the method's class is not empty, it will
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also check it. If it does not match, the decorated function will not
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be called and None will be returned.
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"""
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def wrapper(func):
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def inner(self, *args, **kwargs):
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arg = unicode(args[0])
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if arg.startswith('http://') or arg.startswith('https://'):
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domain = urlsplit(arg).netloc
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if not self.DOMAIN or self.DOMAIN == domain or domain.endswith('.'+self.DOMAIN):
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url = arg
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else:
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return None
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else:
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url = id2url(arg)
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if url is None:
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return None
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new_args = [url]
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new_args.extend(args[1:])
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return func(self, *new_args, **kwargs)
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return inner
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return wrapper
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