you-get/src/you_get/extractors/universal.py

98 lines
3.5 KiB
Python

#!/usr/bin/env python
__all__ = ['universal_download']
from ..common import *
from .embed import *
def universal_download(url, output_dir='.', merge=True, info_only=False, **kwargs):
content_type = get_head(url, headers=fake_headers)['Content-Type']
if content_type.startswith('text/html'):
try:
embed_download(url, output_dir, merge=merge, info_only=info_only)
except: pass
else: return
domains = url.split('/')[2].split('.')
if len(domains) > 2: domains = domains[1:]
site_info = '.'.join(domains)
if content_type.startswith('text/html'):
# extract an HTML page
response = get_response(url, faker=True)
page = str(response.data)
page_title = r1(r'<title>([^<]*)', page)
if page_title:
page_title = unescape_html(page_title)
# most common media file extensions on the Internet
media_exts = ['\.flv', '\.mp3', '\.mp4', '\.webm',
'[-_]1\d\d\d\.jpe?g', '[-_][6-9]\d\d\.jpe?g', # tumblr
'[-_]1\d\d\dx[6-9]\d\d\.jpe?g',
'[-_][6-9]\d\dx1\d\d\d\.jpe?g',
'[-_][6-9]\d\dx[6-9]\d\d\.jpe?g',
's1600/[\w%]+\.jpe?g', # blogger
'img[6-9]\d\d/[\w%]+\.jpe?g' # oricon?
]
urls = []
for i in media_exts:
urls += re.findall(r'(https?://[^;"\'\\]+' + i + r'[^;"\'\\]*)', page)
p_urls = re.findall(r'(https?%3A%2F%2F[^;&]+' + i + r'[^;&]*)', page)
urls += [parse.unquote(url) for url in p_urls]
q_urls = re.findall(r'(https?:\\\\/\\\\/[^;"\']+' + i + r'[^;"\']*)', page)
urls += [url.replace('\\\\/', '/') for url in q_urls]
# a link href to an image is often an interesting one
urls += re.findall(r'href="(https?://[^"]+\.jpe?g)"', page)
urls += re.findall(r'href="(https?://[^"]+\.png)"', page)
urls += re.findall(r'href="(https?://[^"]+\.gif)"', page)
# have some candy!
candies = []
i = 1
for url in set(urls):
filename = parse.unquote(url.split('/')[-1])
if 5 <= len(filename) <= 80:
title = '.'.join(filename.split('.')[:-1])
else:
title = '%s' % i
i += 1
candies.append({'url': url,
'title': title})
for candy in candies:
try:
mime, ext, size = url_info(candy['url'], faker=True)
if not size: size = float('Int')
except:
continue
else:
print_info(site_info, candy['title'], ext, size)
if not info_only:
download_urls([candy['url']], candy['title'], ext, size,
output_dir=output_dir, merge=merge,
faker=True)
return
else:
# direct download
filename = parse.unquote(url.split('/')[-1])
title = '.'.join(filename.split('.')[:-1])
ext = filename.split('.')[-1]
_, _, size = url_info(url, faker=True)
print_info(site_info, title, ext, size)
if not info_only:
download_urls([url], title, ext, size,
output_dir=output_dir, merge=merge,
faker=True)
return
site_info = None
download = universal_download
download_playlist = playlist_not_supported('universal')