diff options
| -rw-r--r-- | youtube_dl/extractor/youtube.py | 51 |
1 files changed, 26 insertions, 25 deletions
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index b2ae08418..f1a5c0077 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -1458,54 +1458,55 @@ class YoutubeUserIE(YoutubeChannelIE): return super(YoutubeUserIE, cls).suitable(url) -class YoutubeSearchIE(SearchInfoExtractor): +class YoutubeSearchIE(SearchInfoExtractor, YoutubePlaylistIE): IE_DESC = 'YouTube.com searches' - _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc' - _MAX_RESULTS = 1000 + # there doesn't appear to be a real limit, for example if you search for + # 'python' you get more than 8.000.000 results + _MAX_RESULTS = float('inf') IE_NAME = 'youtube:search' _SEARCH_KEY = 'ytsearch' + _EXTRA_QUERY_ARGS = {} def _get_n_results(self, query, n): """Get a specified number of results for a query""" - video_ids = [] - pagenum = 0 + videos = [] limit = n - PAGE_SIZE = 50 - while (PAGE_SIZE * pagenum) < limit: - result_url = self._API_URL % ( - compat_urllib_parse.quote_plus(query.encode('utf-8')), - max((PAGE_SIZE * pagenum) + 1), 2) - data_json = self._download_webpage( + for pagenum in itertools.count(1): + url_query = { + 'search_query': query, + 'page': pagenum, + 'spf': 'navigate', + } + url_query.update(self._EXTRA_QUERY_ARGS) + result_url = 'https://www.youtube.com/results?' + compat_urllib_parse.urlencode(url_query) + data = self._download_json( result_url, video_id='query "%s"' % query, - note='Downloading page %s' % (pagenum + 1), + note='Downloading page %s' % pagenum, errnote='Unable to download API page') - data = json.loads(data_json) - api_response = data['data'] + html_content = data[1]['body']['content'] - if 'items' not in api_response: + if 'class="search-message' in html_content: raise ExtractorError( '[youtube] No video results', expected=True) - new_ids = list(video['id'] for video in api_response['items']) - video_ids += new_ids - - limit = min(n, api_response['totalItems']) - pagenum += 1 + new_videos = self._ids_to_results(orderedSet(re.findall( + r'href="/watch\?v=(.{11})', html_content))) + videos += new_videos + if not new_videos or len(videos) > limit: + break - if len(video_ids) > n: - video_ids = video_ids[:n] - videos = [self.url_result(video_id, 'Youtube', video_id=video_id) - for video_id in video_ids] + if len(videos) > n: + videos = videos[:n] return self.playlist_result(videos, query) class YoutubeSearchDateIE(YoutubeSearchIE): IE_NAME = YoutubeSearchIE.IE_NAME + ':date' - _API_URL = 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published' _SEARCH_KEY = 'ytsearchdate' IE_DESC = 'YouTube.com searches, newest videos first' + _EXTRA_QUERY_ARGS = {'search_sort': 'video_date_uploaded'} class YoutubeSearchURLIE(InfoExtractor): |