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R3600/modules/miscutil/lib/upgrades/invenio_2013_09_16_aidPERSONIDDATA_datablob.py
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invenio_2013_09_16_aidPERSONIDDATA_datablob.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2013 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
from operator import itemgetter
from itertools import groupby
from msgpack import packb as serialize
depends_on = ['invenio_release_1_1_0']
def info():
return "Introduces aidPERSONIDDATA datablob column"
def do_upgrade():
column_exists = run_sql("SHOW COLUMNS FROM `aidPERSONIDDATA` LIKE 'datablob'")
if not column_exists:
run_sql("""ALTER TABLE aidPERSONIDDATA
ADD COLUMN datablob LONGBLOB NULL DEFAULT NULL""")
run_sql("""ALTER TABLE aidPERSONIDDATA MODIFY data VARCHAR( 256 ) NULL DEFAULT NULL""")
pids_with_tickets = set(run_sql("""select personid
from aidPERSONIDDATA
where tag like %s""",
('rt_%',) ))
pids_with_tickets = [pid[0] for pid in pids_with_tickets]
for pid in pids_with_tickets:
request_tickets = run_sql("""select tag, data, opt1
from aidPERSONIDDATA
where personid=%s
and tag like 'rt_%%'""",
(pid,) )
request_tickets = sorted(request_tickets, key=itemgetter(2))
request_tickets = groupby(request_tickets, key=itemgetter(2))
request_tickets = [[[(i[0][3:], i[1]) for i in tinfo], tid] for tid, tinfo in request_tickets]
new_request_tickets = list()
for request_ticket_attributes, tid in request_tickets:
new_request_ticket = {'tid': tid}
operations = list()
for tag, value in request_ticket_attributes:
if tag == 'confirm':
operations.append(('assign', value))
elif tag == 'repeal':
operations.append(('reject', value))
else:
new_request_ticket[tag] = value
new_request_ticket['operations'] = operations
if new_request_ticket['operations']:
new_request_tickets.append(new_request_ticket)
new_request_tickets_num = len(new_request_tickets)
new_request_tickets = serialize(new_request_tickets)
run_sql("""insert into aidPERSONIDDATA
(personid, tag, datablob, opt1)
values (%s, %s, %s, %s)""",
(pid, 'request_tickets', new_request_tickets, new_request_tickets_num) )
run_sql("""delete from aidPERSONIDDATA
where tag like %s""",
('rt_%', ))
def estimate():
return 1
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