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mirror of https://github.com/WikiTeam/wikiteam synced 2024-11-18 21:27:45 +00:00
wikiteam/wikiadownloader.py
emijrp 32c1116608 typo
git-svn-id: https://wikiteam.googlecode.com/svn/trunk@305 31edc4fc-5e31-b4c4-d58b-c8bc928bcb95
2011-11-26 18:23:07 +00:00

81 lines
2.7 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2011 WikiTeam
# 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/>.
# using a list of wikia subdomains, it downloads all dumps available in Special:Statistics pages
# you can use the list available at the "listofwikis" directory, the file is called wikia.com and it contains +200k wikis
import datetime
import os
import re
import sys
import urllib
"""
instructions:
it requires a list of wikia wikis
there is one in the repository (listofwikis directory)
run it: python wikiadownloader.py
it you want to resume: python wikiadownloader.py wikitostartfrom
where wikitostartfrom is the last downloaded wiki in the previous session
"""
f = open('wikia.com', 'r')
wikia = f.read().strip().split('\n')
f.close()
print len(wikia), 'wikis in Wikia'
start = '!'
if len(sys.argv) > 1:
start = sys.argv[1]
for wiki in wikia:
prefix = wiki.split('http://')[1]
if prefix < start:
continue
print wiki
path = '%s/%s/%s' % (prefix[0], prefix[0:2], prefix)
f = urllib.urlopen('%s/wiki/Special:Statistics' % (wiki))
html = f.read()
#print html
f.close()
m = re.compile(r'(?i)<a href="(?P<urldump>http://[^<>]+pages_(?P<dump>current|full)\.xml\.gz)">(?P<hour>\d\d:\d\d), (?P<month>[a-z]+) (?P<day>\d+), (?P<year>\d+)</a>').finditer(html)
for i in m:
urldump = i.group("urldump")
dump = i.group("dump")
print 'Downloading', wiki
if not os.path.exists(path):
os.makedirs(path)
f = urllib.urlopen('%s/index.json' % ('/'.join(urldump.split('/')[:-1])))
json = f.read()
f.close()
#{"name":"pages_full.xml.gz","timestamp":1273755409,"mwtimestamp":"20100513125649"}
#{"name":"pages_current.xml.gz","timestamp":1270731925,"mwtimestamp":"20100408130525"}
date = re.findall(r'{"name":"pages_%s.xml.gz","timestamp":\d+,"mwtimestamp":"(\d{8})\d{6}"}' % (dump.lower()), json)[0]
print urldump, dump, date #, hour, month, day, year
#-q, turn off verbose
os.system('wget -q -c "%s" -O %s/%s-%s-pages-meta-%s.gz' % (urldump, path, prefix, date, dump.lower() == 'current' and 'current' or 'history'))