mirror of
https://github.com/l1ving/youtube-dl
synced 2024-12-22 16:56:06 +08:00
114 lines
5.5 KiB
Python
114 lines
5.5 KiB
Python
import datetime
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import itertools
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import json
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import re
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from .common import InfoExtractor, SearchInfoExtractor
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from ..utils import (
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compat_urllib_parse,
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ExtractorError,
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)
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class YahooIE(InfoExtractor):
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"""Information extractor for screen.yahoo.com."""
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_VALID_URL = r'http://screen\.yahoo\.com/.*?-(?P<id>\d*?)\.html'
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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if mobj is None:
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raise ExtractorError(u'Invalid URL: %s' % url)
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video_id = mobj.group('id')
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webpage = self._download_webpage(url, video_id)
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m_id = re.search(r'YUI\.namespace\("Media"\)\.CONTENT_ID = "(?P<new_id>.+?)";', webpage)
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if m_id is None:
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# TODO: Check which url parameters are required
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info_url = 'http://cosmos.bcst.yahoo.com/rest/v2/pops;lmsoverride=1;outputformat=mrss;cb=974419660;id=%s;rd=news.yahoo.com;datacontext=mdb;lg=KCa2IihxG3qE60vQ7HtyUy' % video_id
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webpage = self._download_webpage(info_url, video_id, u'Downloading info webpage')
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info_re = r'''<title><!\[CDATA\[(?P<title>.*?)\]\]></title>.*
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<description><!\[CDATA\[(?P<description>.*?)\]\]></description>.*
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<media:pubStart><!\[CDATA\[(?P<date>.*?)\ .*\]\]></media:pubStart>.*
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<media:content\ medium="image"\ url="(?P<thumb>.*?)"\ name="LARGETHUMB"
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'''
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self.report_extraction(video_id)
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m_info = re.search(info_re, webpage, re.VERBOSE|re.DOTALL)
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if m_info is None:
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raise ExtractorError(u'Unable to extract video info')
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video_title = m_info.group('title')
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video_description = m_info.group('description')
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video_thumb = m_info.group('thumb')
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video_date = m_info.group('date')
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video_date = datetime.datetime.strptime(video_date, '%m/%d/%Y').strftime('%Y%m%d')
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# TODO: Find a way to get mp4 videos
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rest_url = 'http://cosmos.bcst.yahoo.com/rest/v2/pops;element=stream;outputformat=mrss;id=%s;lmsoverride=1;bw=375;dynamicstream=1;cb=83521105;tech=flv,mp4;rd=news.yahoo.com;datacontext=mdb;lg=KCa2IihxG3qE60vQ7HtyUy' % video_id
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webpage = self._download_webpage(rest_url, video_id, u'Downloading video url webpage')
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m_rest = re.search(r'<media:content url="(?P<url>.*?)" path="(?P<path>.*?)"', webpage)
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video_url = m_rest.group('url')
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video_path = m_rest.group('path')
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if m_rest is None:
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raise ExtractorError(u'Unable to extract video url')
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else: # We have to use a different method if another id is defined
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long_id = m_id.group('new_id')
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info_url = 'http://video.query.yahoo.com/v1/public/yql?q=SELECT%20*%20FROM%20yahoo.media.video.streams%20WHERE%20id%3D%22' + long_id + '%22%20AND%20format%3D%22mp4%2Cflv%22%20AND%20protocol%3D%22rtmp%2Chttp%22%20AND%20plrs%3D%2286Gj0vCaSzV_Iuf6hNylf2%22%20AND%20acctid%3D%22389%22%20AND%20plidl%3D%22%22%20AND%20pspid%3D%22792700001%22%20AND%20offnetwork%3D%22false%22%20AND%20site%3D%22ivy%22%20AND%20lang%3D%22en-US%22%20AND%20region%3D%22US%22%20AND%20override%3D%22none%22%3B&env=prod&format=json&callback=YUI.Env.JSONP.yui_3_8_1_1_1368368376830_335'
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webpage = self._download_webpage(info_url, video_id, u'Downloading info json')
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json_str = re.search(r'YUI.Env.JSONP.yui.*?\((.*?)\);', webpage).group(1)
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info = json.loads(json_str)
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res = info[u'query'][u'results'][u'mediaObj'][0]
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stream = res[u'streams'][0]
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video_path = stream[u'path']
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video_url = stream[u'host']
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meta = res[u'meta']
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video_title = meta[u'title']
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video_description = meta[u'description']
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video_thumb = meta[u'thumbnail']
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video_date = None # I can't find it
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info_dict = {
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'id': video_id,
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'url': video_url,
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'play_path': video_path,
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'title':video_title,
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'description': video_description,
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'thumbnail': video_thumb,
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'upload_date': video_date,
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'ext': 'flv',
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}
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return info_dict
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class YahooSearchIE(SearchInfoExtractor):
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"""Information Extractor for Yahoo! Video search queries."""
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_MAX_RESULTS = 1000
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IE_NAME = u'screen.yahoo:search'
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_SEARCH_KEY = 'yvsearch'
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def _get_n_results(self, query, n):
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"""Get a specified number of results for a query"""
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res = {
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'_type': 'playlist',
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'id': query,
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'entries': []
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}
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for pagenum in itertools.count(0):
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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)
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webpage = self._download_webpage(result_url, query,
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note='Downloading results page '+str(pagenum+1))
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info = json.loads(webpage)
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m = info[u'm']
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results = info[u'results']
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for (i, r) in enumerate(results):
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if (pagenum * 30) +i >= n:
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break
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mobj = re.search(r'(?P<url>screen\.yahoo\.com/.*?-\d*?\.html)"', r)
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e = self.url_result('http://' + mobj.group('url'), 'Yahoo')
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res['entries'].append(e)
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if (pagenum * 30 +i >= n) or (m[u'last'] >= (m[u'total'] -1 )):
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break
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return res
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