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[videolectures] (New extractor)

This commit is contained in:
Philipp Hagemeister 2014-03-21 14:38:37 +01:00
parent 23f4a93bb4
commit 64e7ad6045
3 changed files with 72 additions and 0 deletions

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@ -260,6 +260,7 @@ from .vice import ViceIE
from .viddler import ViddlerIE from .viddler import ViddlerIE
from .videobam import VideoBamIE from .videobam import VideoBamIE
from .videodetective import VideoDetectiveIE from .videodetective import VideoDetectiveIE
from .videolecturesnet import VideoLecturesNetIE
from .videofyme import VideofyMeIE from .videofyme import VideofyMeIE
from .videopremium import VideoPremiumIE from .videopremium import VideoPremiumIE
from .vimeo import ( from .vimeo import (

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@ -0,0 +1,67 @@
from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..utils import (
find_xpath_attr,
int_or_none,
parse_duration,
unified_strdate,
)
class VideoLecturesNetIE(InfoExtractor):
_VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/'
IE_NAME = 'videolectures.net'
_TEST = {
'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/',
'info_dict': {
'id': 'promogram_igor_mekjavic_eng',
'ext': 'mp4',
'title': 'Automatics, robotics and biocybernetics',
'description': 'md5:815fc1deb6b3a2bff99de2d5325be482',
'upload_date': '20130627',
'duration': 565,
'thumbnail': 're:http://.*\.jpg',
},
}
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id')
smil_url = 'http://videolectures.net/%s/video/1/smil.xml' % video_id
smil = self._download_xml(smil_url, video_id)
title = find_xpath_attr(smil, './/meta', 'name', 'title').attrib['content']
description = find_xpath_attr(smil, './/meta', 'name', 'abstract').attrib['content']
upload_date = unified_strdate(
find_xpath_attr(smil, './/meta', 'name', 'date').attrib['content'])
switch = smil.find('.//switch')
duration = parse_duration(switch.attrib.get('dur'))
thumbnail_el = find_xpath_attr(switch, './image', 'type', 'thumbnail')
thumbnail = (
None if thumbnail_el is None else thumbnail_el.attrib.get('src'))
formats = [{
'url': v.attrib['src'],
'width': int_or_none(v.attrib.get('width')),
'height': int_or_none(v.attrib.get('height')),
'filesize': int_or_none(v.attrib.get('size')),
'tbr': int_or_none(v.attrib.get('systemBitrate')) / 1000.0,
'ext': v.attrib.get('ext'),
} for v in switch.findall('./video')
if v.attrib.get('proto') == 'http']
return {
'id': video_id,
'title': title,
'description': description,
'upload_date': upload_date,
'duration': duration,
'thumbnail': thumbnail,
'formats': formats,
}

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@ -763,6 +763,10 @@ class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
def unified_strdate(date_str): def unified_strdate(date_str):
"""Return a string with the date in the format YYYYMMDD""" """Return a string with the date in the format YYYYMMDD"""
if date_str is None:
return None
upload_date = None upload_date = None
#Replace commas #Replace commas
date_str = date_str.replace(',', ' ') date_str = date_str.replace(',', ' ')