mirror of
https://github.com/Hopiu/linkchecker.git
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6499cb1a63
git-svn-id: https://linkchecker.svn.sourceforge.net/svnroot/linkchecker/trunk/linkchecker@3658 e7d03fd6-7b0d-0410-9947-9c21f3af8025
71 lines
2.6 KiB
Python
71 lines
2.6 KiB
Python
# -*- coding: iso-8859-1 -*-
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# Copyright (C) 2000-2008 Bastian Kleineidam
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#
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# This program 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 2 of the License, or
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# (at your option) any later version.
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#
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# This program 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 this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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"""
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Mixin class for URLs that can be fetched over a proxy.
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"""
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import urllib
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import linkcheck
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class ProxySupport (object):
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"""
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Get support for proxying and for URLs with user:pass@host setting.
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"""
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def set_proxy (self, proxy):
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"""
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Parse given proxy information and store parsed values.
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Note that only http:// proxies are supported, both for ftp://
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and http:// URLs.
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"""
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self.proxy = proxy
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self.proxyauth = None
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if not self.proxy:
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return
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if self.proxy[:7].lower() != "http://":
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# Note that invalid proxies might raise TypeError in urllib2,
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# so make sure to stop checking at this point, not later.
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msg = _("Proxy value %r must start with 'http://'.") % self.proxy
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raise linkcheck.LinkCheckerError(msg)
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self.proxy = urllib.splittype(self.proxy)[1]
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self.proxy = urllib.splithost(self.proxy)[0]
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self.proxyauth, self.proxy = urllib.splituser(self.proxy)
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if self.ignore_proxy_host():
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# log proxy without auth info
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self.add_info(_("Ignoring proxy setting %r") % self.proxy)
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self.proxy = None
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self.proxyauth = None
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return
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self.add_info(_("Using proxy %r.") % self.proxy)
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if self.proxyauth is not None:
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if ":" not in self.proxyauth:
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self.proxyauth += ":"
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import base64
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self.proxyauth = base64.encodestring(self.proxyauth).strip()
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self.proxyauth = "Basic "+self.proxyauth
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def ignore_proxy_host (self):
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"""
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Check if self.host is in the no-proxy-for ignore list.
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"""
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if urllib.proxy_bypass(self.host):
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return True
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for ro in self.aggregate.config["noproxyfor"]:
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if ro.search(self.host):
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return True
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return False
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