-class YahooSearchIE(SearchInfoExtractor):
- """Information Extractor for Yahoo! Video search queries."""
-
- _MAX_RESULTS = 1000
- IE_NAME = u'screen.yahoo:search'
- _SEARCH_KEY = 'yvsearch'
-
- def _get_n_results(self, query, n):
- """Get a specified number of results for a query"""
-
- res = {
- '_type': 'playlist',
- 'id': query,
- 'entries': []
- }
- for pagenum in itertools.count(0):
- result_url = u'http://video.search.yahoo.com/search/?p=%s&fr=screen&o=js&gs=0&b=%d' % (compat_urllib_parse.quote_plus(query), pagenum * 30)
- webpage = self._download_webpage(result_url, query,
- note='Downloading results page '+str(pagenum+1))
- info = json.loads(webpage)
- m = info[u'm']
- results = info[u'results']
-
- for (i, r) in enumerate(results):
- if (pagenum * 30) +i >= n:
- break
- mobj = re.search(r'(?P<url>screen\.yahoo\.com/.*?-\d*?\.html)"', r)
- e = self.url_result('http://' + mobj.group('url'), 'Yahoo')
- res['entries'].append(e)
- if (pagenum * 30 +i >= n) or (m[u'last'] >= (m[u'total'] -1 )):
- break
-
- return res