invenio_2012_11_01_lower_user_email.py
b3e1af0fdf41maint-2.0

invenio_2012_11_01_lower_user_email.py
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			# -- coding: utf-8 --
			##
			## This file is part of Invenio.
			## Copyright (C) 2012 CERN.
			##
			## Invenio is free software; you can redistribute it and/or
			## modify it under the terms of the GNU General Public License as
			## published by the Free Software Foundation; either version 2 of the
			## License, or (at your option) any later version.
			##
			## Invenio 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
			## General Public License for more details.
			##
			## You should have received a copy of the GNU General Public License
			## along with Invenio; if not, write to the Free Software Foundation, Inc.,
			## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

			from invenio.dbquery import run_sql

			depends_on = ['invenio_release_1_1_0']

			def info():
			return "Lowering user.email values"

			def do_upgrade():
			run_sql("UPDATE user SET email=LOWER(email) WHERE email<>''")

			def estimate():
			return run_sql("SELECT COUNT(email) FROM user WHERE email<>''")[0][0] / 1000 + 1

			def pre_upgrade():
			pass

			def post_upgrade():
			pass