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invenio_2014_06_02_oaiHARVEST_arguments_cfg_namechange.py
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Sat, Oct 19, 08:26

invenio_2014_06_02_oaiHARVEST_arguments_cfg_namechange.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2014 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,
serialize_via_marshal,
deserialize_via_marshal)
depends_on = ['invenio_release_1_1_0']
def info():
return "Change of oaiHARVEST.arguments c_cfg-file to c_stylesheet"
def do_upgrade():
rows_to_change = run_sql("SELECT id, arguments FROM oaiHARVEST", with_dict=True)
# Move away from old columns
for row in rows_to_change:
if row['arguments']:
arguments = deserialize_via_marshal(row['arguments'])
if "c_cfg-file" in arguments:
arguments['c_stylesheet'] = arguments['c_cfg-file']
del arguments['c_cfg-file']
run_sql("UPDATE oaiHARVEST set arguments=%s WHERE id=%s",
(serialize_via_marshal(arguments), row['id']))
def estimate():
""" Estimate running time of upgrade in seconds (optional). """
count_rows = run_sql("SELECT COUNT(*) FROM oaiHARVEST")[0][0]
return count_rows / 20
def pre_upgrade():
pass
def post_upgrade():
pass

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