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[xuite] Simplify and improve

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pull/2/head
Sergey M․ 10 years ago
parent c84130e865
commit affd04a45d
1 changed files with 84 additions and 101 deletions
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185
youtube_dl/extractor/xuite.py
Unescape Escape View File

@ -2,158 +2,141 @@
from __future__ import unicode_literals
import base64
from .common import InfoExtractor
from ..compat import (
compat_urlparse,
compat_urllib_parse_unquote,
compat_parse_qs
)
from ..compat import compat_urllib_parse_unquote
from ..utils import (
ExtractorError,
parse_iso8601,
parse_duration
parse_duration,
)
# ref: http://stackoverflow.com/questions/475074/regex-to-parse-or-validate-base64-data
REGEX_BASE64 = r'(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?'
CST_ZONE = +8 # China Standard Time
class XuiteIE(InfoExtractor):
_VALID_URL = r'http://vlog.xuite.net/play/(?P<id>%s)(/.*)?' % REGEX_BASE64
_REGEX_BASE64 = r'(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?'
_VALID_URL = r'http://vlog.xuite.net/(?:play|embed)/(?P<id>%s)' % _REGEX_BASE64
_TESTS = [{
# Audio
'url': 'http://vlog.xuite.net/play/RGkzc1ZULTM4NjA5MTQuZmx2',
'md5': '63a42c705772aa53fd4c1a0027f86adf',
'info_dict': {
'id': 'RGkzc1ZULTM4NjA5MTQuZmx2',
'id': '3860914',
'ext': 'mp3',
'upload_date': '20110902',
'uploader_id': '15973816',
'uploader': '阿能',
'timestamp': 1314932940,
'title': '孤單南半球-歐德陽',
'thumbnail': 're:^https?://.*\.jpg$',
'duration': 247.246,
'timestamp': 1314932940,
'upload_date': '20110902',
'uploader': '阿能',
'uploader_id': '15973816',
'categories': ['個人短片'],
'duration': 247.246
}
}, {
# Audio with alternative form of url
'url': 'http://vlog.xuite.net/play/S1dDUjdyLTMyOTc3NjcuZmx2/%E5%AD%AB%E7%87%95%E5%A7%BF-%E7%9C%BC%E6%B7%9A%E6%88%90%E8%A9%A9',
'md5': 'c91645f324de53d82ebb80930e1a73d2',
'info_dict': {
'id': 'S1dDUjdyLTMyOTc3NjcuZmx2',
'ext': 'mp3',
'upload_date': '20101226',
'uploader_id': '10102699',
'uploader': '蠍',
'timestamp': 1293367080,
'title': '孫燕姿-眼淚成詩',
'thumbnail': 're:^https?://.*\.jpg$',
'categories': ['個人短片'],
'duration': 223.19
}
},
}, {
# Video with only one format
'url': 'http://vlog.xuite.net/play/TkRZNjhULTM0NDE2MjkuZmx2',
'md5': 'c45737fc8ac5dc8ac2f92ecbcecf505e',
'info_dict': {
'id': 'TkRZNjhULTM0NDE2MjkuZmx2',
'id': '3441629',
'ext': 'mp4',
'upload_date': '20110306',
'uploader_id': '10400126',
'uploader': 'Valen',
'timestamp': 1299383640,
'title': '孫燕姿 - 眼淚成詩',
'thumbnail': 're:^https?://.*\.jpg$',
'duration': 217.399,
'timestamp': 1299383640,
'upload_date': '20110306',
'uploader': 'Valen',
'uploader_id': '10400126',
'categories': ['影視娛樂'],
'duration': 217.399
}
},
}, {
# Video with two formats
'url': 'http://vlog.xuite.net/play/bWo1N1pLLTIxMzAxMTcwLmZsdg==',
'md5': '1166e0f461efe55b62e26a2d2a68e6de',
'info_dict': {
'id': 'bWo1N1pLLTIxMzAxMTcwLmZsdg==',
'id': '21301170',
'ext': 'mp4',
'upload_date': '20150117',
'uploader_id': '242127761',
'uploader': '我只是想認真點',
'timestamp': 1421481240,
'title': '暗殺教室 02',
'description': '字幕:【極影字幕社】',
'thumbnail': 're:^https?://.*\.jpg$',
'duration': 1384.907,
'timestamp': 1421481240,
'upload_date': '20150117',
'uploader': '我只是想認真點',
'uploader_id': '242127761',
'categories': ['電玩動漫'],
'duration': 1384.907
}
},
}, {
'url': 'http://vlog.xuite.net/play/S1dDUjdyLTMyOTc3NjcuZmx2/%E5%AD%AB%E7%87%95%E5%A7%BF-%E7%9C%BC%E6%B7%9A%E6%88%90%E8%A9%A9',
'only_matching': True,
}]
def _flv_config(self, media_id):
def _extract_flv_config(self, media_id):
base64_media_id = base64.b64encode(media_id.encode('utf-8')).decode('utf-8')
flv_config_url = 'http://vlog.xuite.net/flash/player?media=' + base64_media_id
flv_config = self._download_xml(flv_config_url, 'flv config')
flv_config = self._download_xml(
'http://vlog.xuite.net/flash/player?media=%s' % base64_media_id,
'flv config')
prop_dict = {}
for prop in flv_config.findall('./property'):
prop_id = base64.b64decode(prop.attrib['id']).decode('utf-8')
# CDATA may be empty in flv config
if not prop.text:
continue # CDATA may be empty in flv config
continue
encoded_content = base64.b64decode(prop.text).decode('utf-8')
prop_dict[prop_id] = compat_urllib_parse_unquote(encoded_content)
return prop_dict
def _type_string(self, media_url):
query_string = compat_urlparse.urlparse(media_url).query
type_string = compat_parse_qs(query_string)['q'][0]
return type_string
def _guess_ext(self, media_url):
type_string = self._type_string(media_url)
if type_string == 'mp3':
return 'mp3'
elif type_string == '360' or type_string == '720':
return 'mp4'
else:
raise ExtractorError('Unknown type string %s' % type_string)
def _real_extract(self, url):
video_id = self._match_id(url)
page = self._download_webpage(url, video_id)
media_id = self._html_search_regex(r'data-mediaid="(\d+)"', page, 'media id')
flv_config = self._flv_config(media_id)
webpage = self._download_webpage(url, video_id)
error_msg = self._search_regex(
r'<div id="error-message-content">([^<]+)',
webpage, 'error message', default=None)
if error_msg:
raise ExtractorError(
'%s returned error: %s' % (self.IE_NAME, error_msg),
expected=True)
timestamp_local = parse_iso8601(flv_config['publish_datetime'], ' ')
timestamp_gmt = timestamp_local - CST_ZONE * 3600
video_id = self._html_search_regex(
r'data-mediaid="(\d+)"', webpage, 'media id')
flv_config = self._extract_flv_config(video_id)
ret_attrs = {
FORMATS = {
'audio': 'mp3',
'video': 'mp4',
}
formats = []
for format_tag in ('src', 'hq_src'):
video_url = flv_config.get(format_tag)
if not video_url:
continue
format_id = self._search_regex(
r'\bq=(.+?)\b', video_url, 'format id', default=format_tag)
formats.append({
'url': video_url,
'ext': FORMATS.get(flv_config['type'], 'mp4'),
'format_id': format_id,
'height': int(format_id) if format_id.isnumeric() else None,
})
self._sort_formats(formats)
timestamp = flv_config.get('publish_datetime')
if timestamp:
timestamp = parse_iso8601(timestamp + ' +0800', ' ')
category = flv_config.get('category')
categories = [category] if category else []
return {
'id': video_id,
'title': flv_config['title'],
'thumbnail': flv_config['thumb'],
'uploader': flv_config['author_name'],
'timestamp': timestamp_gmt,
'uploader_id': flv_config['author_id'],
'duration': parse_duration(flv_config['duration']),
'categories': [flv_config['category']]
'description': flv_config.get('description'),
'thumbnail': flv_config.get('thumb'),
'timestamp': timestamp,
'uploader': flv_config.get('author_name'),
'uploader_id': flv_config.get('author_id'),
'duration': parse_duration(flv_config.get('duration')),
'categories': categories,
'formats': formats,
}
if 'hq_src' in flv_config:
urls = [flv_config['src'], flv_config['hq_src']]
ret_attrs['formats'] = []
for url in urls:
ret_attrs['formats'].append({
'url': url,
'ext': self._guess_ext(url),
'format_id': self._type_string(url),
'height': int(self._type_string(url))
})
else:
ret_attrs['url'] = flv_config['src']
ret_attrs['ext'] = self._guess_ext(flv_config['src'])
return ret_attrs

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