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[medaltv] improve extraction

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This commit is contained in:
Remita Amine 2020-11-24 18:29:46 +01:00
parent e24ebeafd1
commit 579d43951d
1 changed files with 62 additions and 69 deletions
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131
youtube_dl/extractor/medaltv.py
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@ -1,13 +1,16 @@
# coding: utf-8 # coding: utf-8
from __future__ import unicode_literals from __future__ import unicode_literals
import re
from .common import InfoExtractor from .common import InfoExtractor
from ..compat import compat_str
from ..utils import ( from ..utils import (
ExtractorError, ExtractorError,
try_get,
float_or_none, float_or_none,
int_or_none int_or_none,
str_or_none,
try_get,
) )
@ -45,94 +48,84 @@ class MedalTVIE(InfoExtractor):
video_id = self._match_id(url) video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id) webpage = self._download_webpage(url, video_id)
hydration_data = self._search_regex( hydration_data = self._parse_json(self._search_regex(
r'<script[^>]*>\s*(?:var\s*)?hydrationData\s*=\s*({.+?})\s*</script>', r'<script[^>]*>\s*(?:var\s*)?hydrationData\s*=\s*({.+?})\s*</script>',
webpage, 'hydration data', default='{}') webpage, 'hydration data', default='{}'), video_id)
parsed = self._parse_json(hydration_data, video_id)
clip_info = try_get(parsed, lambda x: x['clips'][video_id], dict) or {} clip = try_get(
if not clip_info: hydration_data, lambda x: x['clips'][video_id], dict) or {}
raise ExtractorError('Could not find video information.', if not clip:
video_id=video_id) raise ExtractorError(
'Could not find video information.', video_id=video_id)
width = int_or_none(clip_info.get('sourceWidth')) title = clip['contentTitle']
height = int_or_none(clip_info.get('sourceHeight'))
aspect_ratio = (width / height) if(width and height) else (16 / 9) source_width = int_or_none(clip.get('sourceWidth'))
source_height = int_or_none(clip.get('sourceHeight'))
# ordered from lowest to highest resolution aspect_ratio = source_width / source_height if source_width and source_height else 16 / 9
heights = (144, 240, 360, 480, 720, 1080)
formats = [] def add_item(container, item_url, height, id_key='format_id', item_id=None):
thumbnails = [] item_id = item_id or '%dp' % height
if item_id not in item_url:
for height in heights: return
format_key = '{0}p'.format(height)
video_key = 'contentUrl{0}'.format(format_key)
thumbnail_key = 'thumbnail{0}'.format(format_key)
width = int(round(aspect_ratio * height)) width = int(round(aspect_ratio * height))
container.append({
# Second condition needed as sometimes medal says 'url': item_url,
# they have a format when in fact it is another format. id_key: item_id,
format_url = clip_info.get(video_key)
if(format_url and format_key in format_url):
formats.append({
'url': format_url,
'format_id': format_key,
'width': width,
'height': height
})
thumbnail_url = clip_info.get(thumbnail_key)
if(thumbnail_url and format_key in thumbnail_url):
thumbnails.append({
'id': format_key,
'url': thumbnail_url,
'width': width,
'height': height
})
# add source to formats
source_url = clip_info.get('contentUrl')
if(source_url):
formats.append({
'url': source_url,
'format_id': 'source',
'width': width, 'width': width,
'height': height 'height': height
}) })
error = clip_info.get('error') formats = []
thumbnails = []
for k, v in clip.items():
if not (v and isinstance(v, compat_str)):
continue
mobj = re.match(r'(contentUrl|thumbnail)(?:(\d+)p)?$', k)
if not mobj:
continue
prefix = mobj.group(1)
height = int_or_none(mobj.group(2))
if prefix == 'contentUrl':
add_item(
formats, v, height or source_height,
item_id=None if height else 'source')
elif prefix == 'thumbnail':
add_item(thumbnails, v, height, 'id')
error = clip.get('error')
if not formats and error: if not formats and error:
if(error == 404): if error == 404:
raise ExtractorError('That clip does not exist.', raise ExtractorError(
expected=True, video_id=video_id) 'That clip does not exist.',
expected=True, video_id=video_id)
else: else:
raise ExtractorError('An unknown error occurred ({0}).'.format(error), raise ExtractorError(
video_id=video_id) 'An unknown error occurred ({0}).'.format(error),
video_id=video_id)
self._sort_formats(formats)
# Necessary because the id of the author is not known in advance. # Necessary because the id of the author is not known in advance.
# Won't raise an issue if no profile can be found as this is optional. # Won't raise an issue if no profile can be found as this is optional.
author_info = try_get(parsed, author = try_get(
lambda x: list(x['profiles'].values())[0], dict hydration_data, lambda x: list(x['profiles'].values())[0], dict) or {}
) or {} author_id = str_or_none(author.get('id'))
author_id = author_info.get('id')
author_url = 'https://medal.tv/users/{0}'.format(author_id) if author_id else None author_url = 'https://medal.tv/users/{0}'.format(author_id) if author_id else None
return { return {
'id': video_id, 'id': video_id,
'title': clip_info.get('contentTitle'), 'title': title,
'formats': formats, 'formats': formats,
'thumbnails': thumbnails, 'thumbnails': thumbnails,
'description': clip_info.get('contentDescription'), 'description': clip.get('contentDescription'),
'uploader': author.get('displayName'),
'uploader': author_info.get('displayName'), 'timestamp': float_or_none(clip.get('created'), 1000),
'timestamp': float_or_none(clip_info.get('created'), 1000),
'uploader_id': author_id, 'uploader_id': author_id,
'uploader_url': author_url, 'uploader_url': author_url,
'duration': int_or_none(clip.get('videoLengthSeconds')),
'duration': float_or_none(clip_info.get('videoLengthSeconds')), 'view_count': int_or_none(clip.get('views')),
'view_count': int_or_none(clip_info.get('views')), 'like_count': int_or_none(clip.get('likes')),
'like_count': int_or_none(clip_info.get('likes')), 'comment_count': int_or_none(clip.get('comments')),
'comment_count': int_or_none(clip_info.get('comments'))
} }