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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
# Copyright (C) 2011-2014 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/>.
import argparse
import os
import re
import sys
import time
import urllib
def main():
parser = argparse.ArgumentParser(
description='Downloader of Wikimedia dumps')
#parser.add_argument('-f', '--families', help='Choose which family projects to download (e.g. all, wikipedia, wikibooks, wikinews, wikiquote, wikisource, wikivoyage, wiktionary)', required=False)
parser.add_argument(
'-r', '--maxretries', help='Max retries to download a dump when md5sum doesn\'t fit. Default: 3', required=False)
parser.add_argument(
'-s', '--start', help='Start to download from this project (e.g.: eswiki, itwikisource, etc)', required=False)
args = parser.parse_args()
maxretries = 3
if args.maxretries and int(args.maxretries) >= 0:
maxretries = int(args.maxretries)
dumpsdomain = 'http://dumps.wikimedia.org'
f = urllib.urlopen('%s/backup-index.html' % (dumpsdomain))
raw = f.read()
f.close()
m = re.compile(
r'<a href="(?P<project>[^>]+)/(?P<date>\d+)">[^<]+</a>: <span class=\'done\'>Dump complete</span>').finditer(raw)
projects = []
for i in m:
projects.append([i.group('project'), i.group('date')])
projects.reverse() # download oldest dumps first
#projects = [['enwiki', '20130805']]
start = args.start
for project, date in projects:
if start:
if start != project:
print 'Skipping %s, %s' % (project, date)
continue
else:
start = '' # reset
print '-' * 50, '\n', 'Checking', project, date, '\n', '-' * 50
time.sleep(1) # ctrl-c
f = urllib.urlopen('%s/%s/%s/' % (dumpsdomain, project, date))
htmlproj = f.read()
# print htmlproj
f.close()
for dumpclass in ['pages-meta-history\d*\.xml[^\.]*\.7z']:
corrupted = True
maxretries2 = maxretries
while corrupted and maxretries2 > 0:
maxretries2 -= 1
m = re.compile(r'<a href="(?P<urldump>/%s/%s/%s-%s-%s)">' %
(project, date, project, date, dumpclass)).finditer(htmlproj)
urldumps = []
# enwiki is splitted in several files, thats why we need a loop
# here
for i in m:
urldumps.append(
'%s/%s' % (dumpsdomain, i.group('urldump')))
# print urldumps
for urldump in urldumps:
dumpfilename = urldump.split('/')[-1]
path = '%s/%s' % (dumpfilename[0], project)
if not os.path.exists(path):
os.makedirs(path)
os.system('wget -c %s -O %s/%s' %
(urldump, path, dumpfilename))
# md5check
os.system('md5sum %s/%s > md5' % (path, dumpfilename))
f = open('md5', 'r')
raw = f.read()
f.close()
md51 = re.findall(
r'(?P<md5>[a-f0-9]{32})\s+%s/%s' % (path, dumpfilename), raw)[0]
print md51
f = urllib.urlopen(
'%s/%s/%s/%s-%s-md5sums.txt' % (dumpsdomain, project, date, project, date))
raw = f.read()
f.close()
f = open('%s/%s-%s-md5sums.txt' %
(path, project, date), 'w')
f.write(raw)
f.close()
md52 = re.findall(
r'(?P<md5>[a-f0-9]{32})\s+%s' % (dumpfilename), raw)[0]
print md52
if md51 == md52:
print 'md5sum is correct for this file, horay! \o/'
print '\n' * 3
corrupted = False
else:
os.remove('%s/%s' % (path, dumpfilename))
if __name__ == '__main__':
main()
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