1. #! /usr/bin/python
2. # -*- coding: iso-8859-1 -*-
3. #
4. __author__='Lorenzo Carbonell'
5. __date__ ='$10/06/2011'
6. #
7. #
8. # Copyright (C) 2011 Lorenzo Carbonell
9. # lorenzo.carbonell.cerezo@gmail.com
10. #
11. # This program is free software: you can redistribute it and/or modify
12. # it under the terms of the GNU General Public License as published by
13. # the Free Software Foundation, either version 3 of the License, or
14. # (at your option) any later version.
15. #
16. # This program is distributed in the hope that it will be useful,
17. # but WITHOUT ANY WARRANTY; without even the implied warranty of
18. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19. # GNU General Public License for more details.
20. #
21. # You should have received a copy of the GNU General Public License
22. # along with this program.  If not, see <http://www.gnu.org/licenses/>.
23. #
24. # Modificaciones para usarlo con wget: Linuxman http://linuxman.blogsome.com
25. #
26. import urllib2
27. import re
28. import sys
29. import os
30. from os.path import basename
31. from urlparse import urlsplit
32.  
33. EXTENSIONS = ['.jpg','.png','.gif','.jpeg']
34.  
35. def download_images_from_url(url):
36.         if not url.lower().startswith('http://') and not url.lower().startswith('https://'):
37.                 url = 'http://%s'%url
38.         print 'Downloading from %s...'%url
39.         urlContent = urllib2.urlopen(url).read()
40.  
41.         # Búsqueda del tag img en la página web.
42.         # HTML image tag: <img src="url" alt="some_text"/>
43.         imgUrls = re.findall('img .*?src="(.*?)"', urlContent)
44.  
45.         # download all images
46.         for imgUrl in imgUrls:
47.  
48.                 # El print me sirvio para identificar los url relativos,
49.                 # a continuación intenta descargar el archivo con wget.
50.                 print imgUrl
51.                 os.system('wget -q -nc ' + imgUrl)
52.         return 0
53.  
54. if __name__ == '__main__':
55.         args = sys.argv
56.         if len(args) < 2:
57.                 print 'I need an url to download images'
58.                 exit(-1)
59.         print args[1]
60.         download_images_from_url(args[1])
61.         exit(0)