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# encoding: utf-8
import re
import socket
import xml.etree.ElementTree
from .common import InfoExtractor
from ..utils import (
compat_http_client,
compat_urllib_error,
compat_urllib_parse,
compat_urllib_request,
compat_urlparse,
compat_str,
ExtractorError,
unified_strdate,
)
class NiconicoIE(InfoExtractor):
IE_NAME = u'niconico'
IE_DESC = u'ニコニコ動画'
_TEST = {
u'url': u'http://www.nicovideo.jp/watch/sm22312215',
u'file': u'sm22312215.mp4',
u'md5': u'd1a75c0823e2f629128c43e1212760f9',
u'info_dict': {
u'title': u'Big Buck Bunny',
u'uploader': u'takuya0301',
u'uploader_id': u'2698420',
u'upload_date': u'20131123',
u'description': u'(c) copyright 2008, Blender Foundation / www.bigbuckbunny.org',
},
u'params': {
u'username': u'ydl.niconico@gmail.com',
u'password': u'youtube-dl',
},
}
_VALID_URL = r'^(?:https?://)?(?:www\.)?nicovideo\.jp/watch/([a-z][a-z][0-9]+)(?:.*)$'
_LOGIN_URL = 'https://secure.nicovideo.jp/secure/login'
_NETRC_MACHINE = 'niconico'
# If True it will raise an error if no login info is provided
_LOGIN_REQUIRED = True
def _real_initialize(self):
self._login()
def _login(self):
(username, password) = self._get_login_info()
# No authentication to be performed
if username is None:
if self._LOGIN_REQUIRED:
raise ExtractorError(u'No login info available, needed for using %s.' % self.IE_NAME, expected=True)
return False
# Log in
login_form_strs = {
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))
return False
return True
def _real_extract(self, url):
video_id = self._extract_id(url)
# 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))
# 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))
# 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))
# 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
# uploader
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()
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
return {
'id': video_id,
'url': video_real_url,
'title': video_title,
'ext': video_extension,
'format': video_format,
'thumbnail': video_thumbnail,
'description': video_description,
'uploader': video_uploader,
'upload_date': video_upload_date,
'uploader_id': video_uploader_id,
'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)
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