8675711c27
Added support and scripts for generation of wg- and draft-aliases. Fixes issue #713. - Legacy-Id: 5937 Note: SVN reference [5902] has been migrated to Git commite5b551f4ceNote: SVN reference [5904] has been migrated to Git commite68e51cc55
70 lines
1.7 KiB
Python
70 lines
1.7 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# -*- Python -*-
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#
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# $Id: aliasutil.py $
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#
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# Author: Markus Stenberg <mstenber@cisco.com>
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#
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"""
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Mailing list alias dumping utilities
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"""
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def rewrite_email_address(email, is_ad):
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""" Prettify the email address (and if it's empty, skip it by
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returning None). """
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if not email:
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return
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email = email.strip()
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if not email:
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return
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if email[0]=='<' and email[-1] == '>':
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email = email[1:-1]
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# If it doesn't look like email, skip
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if '@' not in email and '?' not in email:
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return
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return email
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def rewrite_address_list(l):
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""" This utility function makes sure there is exactly one instance
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of an address within the result list, and preserves order
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(although it may not be relevant to start with) """
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h = {}
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for address in l:
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#address = address.strip()
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if h.has_key(address): continue
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h[address] = True
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yield address
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def dump_sublist(alias, f, wg, is_adlist=False):
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if f:
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l = f(wg)
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else:
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l = wg
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if not l:
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return
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# Nones in the list should be skipped
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l = filter(None, l)
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# Make sure emails are sane and eliminate the Nones again for
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# non-sane ones
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l = [rewrite_email_address(e, is_adlist) for e in l]
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l = filter(None, l)
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# And we'll eliminate the duplicates too but preserve order
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l = list(rewrite_address_list(l))
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if not l:
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return
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try:
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print '%s: %s' % (alias, ', '.join(l))
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except UnicodeEncodeError:
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# If there's unicode in email address, something is badly
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# wrong and we just silently punt
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# XXX - is there better approach?
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print '# Error encoding', alias, repr(l)
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return
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return l
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