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https://github.com/yt-dlp/yt-dlp
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[niconico] Simplify and make work with old Python versions
The website requires SSLv3, otherwise it just times out during SSL negotiation.
This commit is contained in:
Philipp Hagemeister
parent
4c9c57428f
commit
13ebea791f
2 changed files with 55 additions and 95 deletions
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@ -17,6 +17,7 @@ from ..utils import (
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unified_strdate,
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)
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class NiconicoIE(InfoExtractor):
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IE_NAME = u'niconico'
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IE_DESC = u'ニコニコ動画'
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@ -38,8 +39,7 @@ class NiconicoIE(InfoExtractor):
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},
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}
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_VALID_URL = r'^(?:https?://)?(?:www\.)?nicovideo\.jp/watch/([a-z][a-z][0-9]+)(?:.*)$'
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_LOGIN_URL = 'https://secure.nicovideo.jp/secure/login'
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_VALID_URL = r'^https?://(?:www\.|secure\.)?nicovideo\.jp/watch/([a-z][a-z][0-9]+)(?:.*)$'
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_NETRC_MACHINE = 'niconico'
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# If True it will raise an error if no login info is provided
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_LOGIN_REQUIRED = True
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@ -57,99 +57,63 @@ class NiconicoIE(InfoExtractor):
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# Log in
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login_form_strs = {
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u'mail': username,
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u'password': password,
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u'mail': username,
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u'password': password,
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}
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# Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
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# chokes on unicode
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login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
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login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
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request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
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try:
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self.report_login()
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login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
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if re.search(r'(?i)<h1 class="mb8p4">Log in error</h1>', login_results) is not None:
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self._downloader.report_warning(u'unable to log in: bad username or password')
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return False
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
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login_data = compat_urllib_parse.urlencode(login_form).encode('utf-8')
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request = compat_urllib_request.Request(
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u'https://secure.nicovideo.jp/secure/login', login_data)
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login_results = self._download_webpage(
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request, u'', note=u'Logging in', errnote=u'Unable to log in')
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if re.search(r'(?i)<h1 class="mb8p4">Log in error</h1>', login_results) is not None:
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self._downloader.report_warning(u'unable to log in: bad username or password')
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return False
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return True
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def _real_extract(self, url):
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video_id = self._extract_id(url)
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group(1)
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# Get video webpage
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self.report_video_webpage_download(video_id)
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url = 'http://www.nicovideo.jp/watch/' + video_id
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request = compat_urllib_request.Request(url)
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try:
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video_webpage = compat_urllib_request.urlopen(request).read()
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err))
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video_webpage = self._download_webpage(
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'http://www.nicovideo.jp/watch/' + video_id, video_id)
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# Get video info
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self.report_video_info_webpage_download(video_id)
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url = 'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id
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request = compat_urllib_request.Request(url)
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try:
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video_info_webpage = compat_urllib_request.urlopen(request).read()
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to download video info webpage: %s' % compat_str(err))
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video_info_webpage = self._download_webpage(
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'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id, video_id,
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note=u'Downloading video info page')
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# Get flv info
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self.report_flv_info_webpage_download(video_id)
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url = 'http://flapi.nicovideo.jp/api/getflv?v=' + video_id
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request = compat_urllib_request.Request(url)
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try:
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flv_info_webpage = compat_urllib_request.urlopen(request).read()
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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raise ExtractorError(u'Unable to download flv info webpage: %s' % compat_str(err))
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flv_info_webpage = self._download_webpage(
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u'http://flapi.nicovideo.jp/api/getflv?v=' + video_id,
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video_id, u'Downloading flv info')
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video_real_url = compat_urlparse.parse_qs(flv_info_webpage)['url'][0]
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# Start extracting information
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self.report_information_extraction(video_id)
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video_info = xml.etree.ElementTree.fromstring(video_info_webpage)
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# url
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video_real_url = compat_urlparse.parse_qs(flv_info_webpage.decode('utf-8'))['url'][0]
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# title
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video_title = video_info.find('.//title').text
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# ext
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video_extension = video_info.find('.//movie_type').text
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# format
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video_format = video_extension.upper()
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# thumbnail
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video_thumbnail = video_info.find('.//thumbnail_url').text
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# description
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video_description = video_info.find('.//description').text
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# uploader_id
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video_uploader_id = video_info.find('.//user_id').text
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video_upload_date = unified_strdate(video_info.find('.//first_retrieve').text.split('+')[0])
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video_view_count = video_info.find('.//view_counter').text
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video_webpage_url = video_info.find('.//watch_url').text
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# uploader
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video_uploader = video_uploader_id
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url = 'http://seiga.nicovideo.jp/api/user/info?id=' + video_uploader_id
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request = compat_urllib_request.Request(url)
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try:
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user_info_webpage = compat_urllib_request.urlopen(request).read()
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user_info_webpage = self._download_webpage(
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url, video_id, note=u'Downloading user information')
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except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
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self._downloader.report_warning(u'Unable to download user info webpage: %s' % compat_str(err))
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user_info = xml.etree.ElementTree.fromstring(user_info_webpage)
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video_uploader = user_info.find('.//nickname').text
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# uploder_date
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video_upload_date = unified_strdate(video_info.find('.//first_retrieve').text.split('+')[0])
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# view_count
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video_view_count = video_info.find('.//view_counter').text
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# webpage_url
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video_webpage_url = video_info.find('.//watch_url').text
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else:
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user_info = xml.etree.ElementTree.fromstring(user_info_webpage)
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video_uploader = user_info.find('.//nickname').text
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return {
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'id': video_id,
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@ -165,26 +129,3 @@ class NiconicoIE(InfoExtractor):
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'view_count': video_view_count,
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'webpage_url': video_webpage_url,
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}
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def _extract_id(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(1)
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return video_id
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def report_video_webpage_download(self, video_id):
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"""Report attempt to download video webpage."""
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self.to_screen(u'%s: Downloading video webpage' % video_id)
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def report_video_info_webpage_download(self, video_id):
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"""Report attempt to download video info webpage."""
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self.to_screen(u'%s: Downloading video info webpage' % video_id)
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def report_flv_info_webpage_download(self, video_id):
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"""Report attempt to download flv info webpage."""
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self.to_screen(u'%s: Downloading flv info webpage' % video_id)
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def report_information_extraction(self, video_id):
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"""Report attempt to extract video information."""
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self.to_screen(u'%s: Extracting video information' % video_id)
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@ -12,6 +12,7 @@ import os
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import pipes
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import platform
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import re
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import ssl
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import socket
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import sys
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import traceback
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@ -535,13 +536,31 @@ def formatSeconds(secs):
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else:
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return '%d' % secs
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def make_HTTPS_handler(opts):
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if sys.version_info < (3,2):
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# Python's 2.x handler is very simplistic
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return compat_urllib_request.HTTPSHandler()
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if sys.version_info < (3, 2):
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import httplib
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class HTTPSConnectionV3(httplib.HTTPSConnection):
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def __init__(self, *args, **kwargs):
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httplib.HTTPSConnection.__init__(self, *args, **kwargs)
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def connect(self):
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sock = socket.create_connection((self.host, self.port), self.timeout)
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if self._tunnel_host:
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self.sock = sock
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self._tunnel()
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try:
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self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv3)
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except ssl.SSLError as e:
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self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv23)
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class HTTPSHandlerV3(compat_urllib_request.HTTPSHandler):
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def https_open(self, req):
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return self.do_open(HTTPSConnectionV3, req)
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return HTTPSHandlerV3()
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else:
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import ssl
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context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
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context = ssl.SSLContext(ssl.PROTOCOL_SSLv3)
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context.set_default_verify_paths()
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context.verify_mode = (ssl.CERT_NONE
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