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[niconico] Simplify and make work with old Python versions

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The website requires SSLv3, otherwise it just times out during SSL negotiation.
pull/8/head
Philipp Hagemeister 11 years ago
parent 4c9c57428f
commit 13ebea791f
2 changed files with 55 additions and 95 deletions
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121
youtube_dl/extractor/niconico.py
Unescape Escape View File

@ -17,6 +17,7 @@ from ..utils import (
unified_strdate,
)
class NiconicoIE(InfoExtractor):
IE_NAME = u'niconico'
IE_DESC = u'ニコニコ動画'
@ -38,8 +39,7 @@ class NiconicoIE(InfoExtractor):
},
}
_VALID_URL = r'^(?:https?://)?(?:www\.)?nicovideo\.jp/watch/([a-z][a-z][0-9]+)(?:.*)$'
_LOGIN_URL = 'https://secure.nicovideo.jp/secure/login'
_VALID_URL = r'^https?://(?:www\.|secure\.)?nicovideo\.jp/watch/([a-z][a-z][0-9]+)(?:.*)$'
_NETRC_MACHINE = 'niconico'
# If True it will raise an error if no login info is provided
_LOGIN_REQUIRED = True
@ -57,99 +57,63 @@ class NiconicoIE(InfoExtractor):
# Log in
login_form_strs = {
u'mail': username,
u'password': password,
u'mail': username,
u'password': password,
}
# Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
# chokes on unicode
login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
request = compat_urllib_request.Request(self._LOGIN_URL, login_data)
try:
self.report_login()
login_results = compat_urllib_request.urlopen(request).read().decode('utf-8')
if re.search(r'(?i)<h1 class="mb8p4">Log in error</h1>', login_results) is not None:
self._downloader.report_warning(u'unable to log in: bad username or password')
return False
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
self._downloader.report_warning(u'unable to log in: %s' % compat_str(err))
login_data = compat_urllib_parse.urlencode(login_form).encode('utf-8')
request = compat_urllib_request.Request(
u'https://secure.nicovideo.jp/secure/login', login_data)
login_results = self._download_webpage(
request, u'', note=u'Logging in', errnote=u'Unable to log in')
if re.search(r'(?i)<h1 class="mb8p4">Log in error</h1>', login_results) is not None:
self._downloader.report_warning(u'unable to log in: bad username or password')
return False
return True
def _real_extract(self, url):
video_id = self._extract_id(url)
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group(1)
# Get video webpage
self.report_video_webpage_download(video_id)
url = 'http://www.nicovideo.jp/watch/' + video_id
request = compat_urllib_request.Request(url)
try:
video_webpage = compat_urllib_request.urlopen(request).read()
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
raise ExtractorError(u'Unable to download video webpage: %s' % compat_str(err))
video_webpage = self._download_webpage(
'http://www.nicovideo.jp/watch/' + video_id, video_id)
# Get video info
self.report_video_info_webpage_download(video_id)
url = 'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id
request = compat_urllib_request.Request(url)
try:
video_info_webpage = compat_urllib_request.urlopen(request).read()
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
raise ExtractorError(u'Unable to download video info webpage: %s' % compat_str(err))
video_info_webpage = self._download_webpage(
'http://ext.nicovideo.jp/api/getthumbinfo/' + video_id, video_id,
note=u'Downloading video info page')
# Get flv info
self.report_flv_info_webpage_download(video_id)
url = 'http://flapi.nicovideo.jp/api/getflv?v=' + video_id
request = compat_urllib_request.Request(url)
try:
flv_info_webpage = compat_urllib_request.urlopen(request).read()
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
raise ExtractorError(u'Unable to download flv info webpage: %s' % compat_str(err))
flv_info_webpage = self._download_webpage(
u'http://flapi.nicovideo.jp/api/getflv?v=' + video_id,
video_id, u'Downloading flv info')
video_real_url = compat_urlparse.parse_qs(flv_info_webpage)['url'][0]
# Start extracting information
self.report_information_extraction(video_id)
video_info = xml.etree.ElementTree.fromstring(video_info_webpage)
# url
video_real_url = compat_urlparse.parse_qs(flv_info_webpage.decode('utf-8'))['url'][0]
# title
video_title = video_info.find('.//title').text
# ext
video_extension = video_info.find('.//movie_type').text
# format
video_format = video_extension.upper()
# thumbnail
video_thumbnail = video_info.find('.//thumbnail_url').text
# description
video_description = video_info.find('.//description').text
# uploader_id
video_uploader_id = video_info.find('.//user_id').text
video_upload_date = unified_strdate(video_info.find('.//first_retrieve').text.split('+')[0])
video_view_count = video_info.find('.//view_counter').text
video_webpage_url = video_info.find('.//watch_url').text
# uploader
video_uploader = video_uploader_id
url = 'http://seiga.nicovideo.jp/api/user/info?id=' + video_uploader_id
request = compat_urllib_request.Request(url)
try:
user_info_webpage = compat_urllib_request.urlopen(request).read()
user_info_webpage = self._download_webpage(
url, video_id, note=u'Downloading user information')
except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err:
self._downloader.report_warning(u'Unable to download user info webpage: %s' % compat_str(err))
user_info = xml.etree.ElementTree.fromstring(user_info_webpage)
video_uploader = user_info.find('.//nickname').text
# uploder_date
video_upload_date = unified_strdate(video_info.find('.//first_retrieve').text.split('+')[0])
# view_count
video_view_count = video_info.find('.//view_counter').text
# webpage_url
video_webpage_url = video_info.find('.//watch_url').text
else:
user_info = xml.etree.ElementTree.fromstring(user_info_webpage)
video_uploader = user_info.find('.//nickname').text
return {
'id': video_id,
@ -165,26 +129,3 @@ class NiconicoIE(InfoExtractor):
'view_count': video_view_count,
'webpage_url': video_webpage_url,
}
def _extract_id(self, url):
mobj = re.match(self._VALID_URL, url)
if mobj is None:
raise ExtractorError(u'Invalid URL: %s' % url)
video_id = mobj.group(1)
return video_id
def report_video_webpage_download(self, video_id):
"""Report attempt to download video webpage."""
self.to_screen(u'%s: Downloading video webpage' % video_id)
def report_video_info_webpage_download(self, video_id):
"""Report attempt to download video info webpage."""
self.to_screen(u'%s: Downloading video info webpage' % video_id)
def report_flv_info_webpage_download(self, video_id):
"""Report attempt to download flv info webpage."""
self.to_screen(u'%s: Downloading flv info webpage' % video_id)
def report_information_extraction(self, video_id):
"""Report attempt to extract video information."""
self.to_screen(u'%s: Extracting video information' % video_id)

29
youtube_dl/utils.py
Unescape Escape View File

@ -12,6 +12,7 @@ import os
import pipes
import platform
import re
import ssl
import socket
import sys
import traceback
@ -535,13 +536,31 @@ def formatSeconds(secs):
else:
return '%d' % secs
def make_HTTPS_handler(opts):
if sys.version_info < (3,2):
# Python's 2.x handler is very simplistic
return compat_urllib_request.HTTPSHandler()
if sys.version_info < (3, 2):
import httplib
class HTTPSConnectionV3(httplib.HTTPSConnection):
def __init__(self, *args, **kwargs):
httplib.HTTPSConnection.__init__(self, *args, **kwargs)
def connect(self):
sock = socket.create_connection((self.host, self.port), self.timeout)
if self._tunnel_host:
self.sock = sock
self._tunnel()
try:
self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv3)
except ssl.SSLError as e:
self.sock = ssl.wrap_socket(sock, self.key_file, self.cert_file, ssl_version=ssl.PROTOCOL_SSLv23)
class HTTPSHandlerV3(compat_urllib_request.HTTPSHandler):
def https_open(self, req):
return self.do_open(HTTPSConnectionV3, req)
return HTTPSHandlerV3()
else:
import ssl
context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
context = ssl.SSLContext(ssl.PROTOCOL_SSLv3)
context.set_default_verify_paths()
context.verify_mode = (ssl.CERT_NONE

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