workflows_2015_06_05_resize_uuid_columns.py
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workflows_2015_06_05_resize_uuid_columns.py
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			# -- coding: utf-8 --
			#
			# This file is part of Invenio.
			# Copyright (C) 2015 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.

			"""Upgrade recipe."""

			from invenio.ext.sqlalchemy import db
			from invenio.modules.upgrader.api import op

			depends_on = [u'workflows_2014_08_12_initial']


			def info():
			"""Info message."""
			return "Resize id_object column on bwlWORKFLOWLOGGING table."


			def do_upgrade():
			"""Implement your upgrades here."""
			with op.batch_alter_table("bwlWORKFLOWLOGGING") as batch_op:
			batch_op.alter_column(
			column_name='id_object',
			type_=db.String(36), nullable=False
			)


			def estimate():
			"""Estimate running time of upgrade in seconds (optional)."""
			return 1


			def pre_upgrade():
			"""Run pre-upgrade checks (optional)."""
			pass


			def post_upgrade():
			"""Run post-upgrade checks (optional)."""
			pass