]> git.bitcoin.ninja Git - youtube-dl/blob - youtube_dl/extractor/googlesearch.py
Implement a different adult sites checking algorithm
[youtube-dl] / youtube_dl / extractor / googlesearch.py
1 import itertools
2 import re
3
4 from .common import SearchInfoExtractor
5 from ..utils import (
6     compat_urllib_parse,
7 )
8
9
10 class GoogleSearchIE(SearchInfoExtractor):
11     IE_DESC = u'Google Video search'
12     _MORE_PAGES_INDICATOR = r'id="pnnext" class="pn"'
13     _MAX_RESULTS = 1000
14     IE_NAME = u'video.google:search'
15     _SEARCH_KEY = 'gvsearch'
16
17     def _get_n_results(self, query, n):
18         """Get a specified number of results for a query"""
19
20         res = {
21             '_type': 'playlist',
22             'id': query,
23             'entries': []
24         }
25
26         for pagenum in itertools.count(1):
27             result_url = u'http://www.google.com/search?tbm=vid&q=%s&start=%s&hl=en' % (compat_urllib_parse.quote_plus(query), pagenum*10)
28             webpage = self._download_webpage(result_url, u'gvsearch:' + query,
29                                              note='Downloading result page ' + str(pagenum))
30
31             for mobj in re.finditer(r'<h3 class="r"><a href="([^"]+)"', webpage):
32                 e = {
33                     '_type': 'url',
34                     'url': mobj.group(1)
35                 }
36                 res['entries'].append(e)
37
38             if (pagenum * 10 > n) or not re.search(self._MORE_PAGES_INDICATOR, webpage):
39                 return res