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# Copyright (C) 2013-2014 by the Free Software Foundation, Inc.
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# This file is part of GNU Mailman.
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# GNU Mailman is free software: you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free
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# Software Foundation, either version 3 of the License, or (at your option)
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# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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# You should have received a copy of the GNU General Public License along with
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# GNU Mailman. If not, see <http://www.gnu.org/licenses/>.
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"""Schema migration helpers."""
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from __future__ import absolute_import, print_function, unicode_literals
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def make_listid(fqdn_listname):
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"""Turn a FQDN list name into a List-ID."""
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list_name, at, mail_host = fqdn_listname.partition('@')
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# If there is no @ sign in the value, assume it already contains the
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return '{0}.{1}'.format(list_name, mail_host)
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def pivot(store, table_name):
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"""Pivot a backup table into the real table name."""
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store.execute('DROP TABLE {}'.format(table_name))
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store.execute('ALTER TABLE {0}_backup RENAME TO {0}'.format(table_name))