#!/usr/bin/env python2.5
# Copyright 2008 bjweeks, MZMcBride, CBM
# This program 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 3 of the License, or
# (at your option) any later version.
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
import datetime
import MySQLdb
import wikitools
import settings
report_title = settings.rootpage + 'Polluted categories'
report_template = u'''
Categories that contain pages in the (Main) namespace and the User: namespace (limited to the first 250 entries); data as of <onlyinclude>%s</onlyinclude>.
{| class="wikitable sortable" style="width:100%%; margin:auto;"
|- style="white-space:nowrap;"
! No.
! Category
|-
%s
|}
'''
wiki = wikitools.Wiki(settings.apiurl)
wiki.login(settings.username, settings.password)
conn = MySQLdb.connect(host=settings.host, db=settings.dbname, read_default_file='~/.my.cnf')
cursor = conn.cursor()
cursor.execute('''
/* pollcats.py SLOW_OK */
SELECT DISTINCT
cl_to
FROM categorylinks AS cat
JOIN page AS pg1
ON cat.cl_from = pg1.page_id
WHERE page_namespace = 2
AND EXISTS (SELECT
1
FROM page AS pg2
JOIN categorylinks AS cl
ON pg2.page_id = cl.cl_from
WHERE pg2.page_namespace = 0
AND cat.cl_to = cl.cl_to)
AND cl_to NOT IN (SELECT
page_title
FROM page
JOIN templatelinks
ON tl_from = page_id
WHERE page_namespace = 14
AND tl_namespace = 10
AND tl_title = 'Pollutedcat')
LIMIT 250;
''')
i = 1
output = []
for row in cursor.fetchall():
cl_to = row[0]
if cl_to:
cl_to = u'[[:Category:%s|]]' % unicode(cl_to, 'utf-8')
table_row = u'''| %d
| %s
|-''' % (i, cl_to)
output.append(table_row)
i += 1
cursor.execute('SELECT UNIX_TIMESTAMP() - UNIX_TIMESTAMP(rc_timestamp) FROM recentchanges ORDER BY rc_timestamp DESC LIMIT 1;')
rep_lag = cursor.fetchone()[0]
current_of = (datetime.datetime.utcnow() - datetime.timedelta(seconds=rep_lag)).strftime('%H:%M, %d %B %Y (UTC)')
report = wikitools.Page(wiki, report_title)
report_text = report_template % (current_of, '\n'.join(output))
report_text = report_text.encode('utf-8')
report.edit(report_text, summary=settings.editsumm, bot=1)
cursor.close()
conn.close()
