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[PromoDJ] Update media info extraction logic

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DmitryScaletta 2024-02-14 16:23:17 +03:00
parent a634e7c5d1
commit 85b739eba7
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1 changed files with 93 additions and 46 deletions
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139
yt_dlp/extractor/promodj.py
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@ -8,12 +8,17 @@ from .youtube import YoutubeIE
from ..utils import (
OnDemandPagedList,
clean_html,
dict_get,
extract_attributes,
ExtractorError,
float_or_none,
get_element_by_class,
get_elements_html_by_class,
int_or_none,
js_to_json,
merge_dicts,
parse_duration,
str_or_none,
traverse_obj,
urlencode_postdata,
url_or_none,
@ -127,6 +132,44 @@ class PromoDJBaseIE(InfoExtractor):
'https://promodj.com/api/multi.json', video_id, data=urlencode_postdata(data),
headers={'Content-Type': 'application/x-www-form-urlencoded'})
def _parse_media_data(self, media_data, id):
if player_error := media_data.get('player_error'):
raise ExtractorError(player_error, expected=True)
if media_data.get('video'):
video = traverse_obj(
self._parse_json(media_data['config'], id), ('playlist', 'item', 0))
formats = [{
'url': traverse_obj(video, ('play', '@url', {url_or_none})),
**traverse_obj(media_data, {
'width': ('width', {int_or_none}),
'height': ('height', {int_or_none}),
})
}]
return {
'id': id,
'formats': formats,
**traverse_obj(video, {
'title': ('title', 'line', 1, 0, '$', {str_or_none}),
'webpage_url': ('title', '@ico_url', {url_or_none}),
'duration': ('play', '@duration', {int_or_none}),
'thumbnail': ('background', '@url', {url_or_none}),
'channel': ('title', 'line', 0, 0, '$', {str_or_none}),
'channel_url': ('title', 'line', 0, 0, '@url', {url_or_none}),
})
}
formats = [traverse_obj(source, {
'url': ('URL', {url_or_none}),
'size': ('size', {int_or_none}),
}) for source in traverse_obj(media_data, ('sources'))]
return {
'id': id,
'title': clean_html(dict_get(media_data, ('title_html', 'title'))),
'formats': formats,
'webpage_url': traverse_obj(media_data, ('titleURL', {url_or_none}))
}
class PromoDJPageIE(PromoDJBaseIE):
_PAGES_RE = '|'.join(PromoDJBaseIE._PAGES)
@ -394,13 +437,21 @@ class PromoDJIE(PromoDJBaseIE):
'url': 'https://promodj.com/djlykov/tracks/7551590',
'only_matching': True,
}, {
# lossless
# lossless wav
'url': 'https://promodj.com/modi-glu/tracks/6081339/Modi_Glyu_Anabel',
'only_matching': True,
}, {
# paid audio
# lossless flac
'url': 'https://promodj.com/sashaorbeat/mixes/7422493/Sasha_Orbeat_Pure_Love_3',
'only_matching': True,
}, {
# paid lossless
'url': 'https://promodj.com/boyko/tracks/1435682/Dj_Boyko_Katy_Queen_Nad_Oblakami',
'only_matching': True,
}, {
# paid lossy
'url': 'https://promodj.com/tesla/tracks/342938/Library_Of_Bugs',
'only_matching': True,
}, {
'url': 'https://promodj.com/sergeyfedotov306/videos/7457627/V_Matrice_Sboy',
'only_matching': True,
@ -422,8 +473,9 @@ class PromoDJIE(PromoDJBaseIE):
}]
_IS_PAID_RE = r'<b>Цена:</b>'
# examples: MP3, 320 Кбит | MP4, 20157 Кбит | WAV, 1412 Кбит | AVI, 1731 Кбит | ASF, 6905 Кбит
_FORMATS_RE = r'<a\s+href=\"(?P<url>[^\"]+)\">\s*(?P<format>\w+), (?P<bitrate>\d+) Кбит\s*</a>'
# examples: MP3, 320 Кбит | MP4, 20157 Кбит | WAV, 1412 Кбит | AVI, 1731 Кбит | ASF, 6905 Кбит | FLAC, 1509 Кбит
# https://regex101.com/r/2AuaxB/1
_FORMATS_RE = r'(?:<a\s+href=\"(?P<url>[^\"]+)\">)?\s*(?P<format>\w+), (?P<bitrate>\d+) Кбит'
_VIEW_COUNT_RE = r'<b>(?:Прослушиваний|Просмотров):</b>\s*(\d+)'
# examples: 0:21 | 1:07 | 74:38
_DURATION_RE = r'<b>Продолжительность:</b>\s*(\d+:\d{2})'
@ -463,49 +515,50 @@ class PromoDJIE(PromoDJBaseIE):
return int(float(size) * pow(1024, RU_SIZE_UNITS.index(size_unit)))
def _parse_media(self, html, id, type):
# videos always have one format
# audios can have one or two formats
# always returns only one format
# if audio has two formats, returns only lossy
media_data = self._search_json(
'', html, 'media data', id,
contains_pattern=self._VIDEO_DATA_REGEX if type == 'videos' else self._MUSIC_DATA_REGEX,
transform_source=js_to_json)
metadata = self._parse_media_data(media_data, id)
# html can be invalid
try:
meta_html = get_elements_html_by_class('dj_universal', html)[1]
except Exception:
meta_html = html
# returns one or two formats but sometimes without download links
# best quality always comes first
formats_from_html = re.findall(self._FORMATS_RE, meta_html)
has_formats = len(formats_from_html) != 0
is_paid = re.search(self._IS_PAID_RE, meta_html)
bitrate_key = 'tbr' if type == 'videos' else 'abr'
for i, match in enumerate(formats_from_html):
url, _, bitrate = match
is_last = i == len(formats_from_html) - 1
if is_last:
metadata['formats'][0][bitrate_key] = int(bitrate)
elif url_or_none(url) and not is_paid:
metadata['formats'].append({
'url': url,
bitrate_key: int(bitrate),
})
if not has_formats and type == 'videos':
media_data_raw = self._search_regex(self._VIDEO_DATA_REGEX, html, 'media data')
media_data = self._parse_json(media_data_raw, id)
video_config = self._parse_json(media_data['config'], id)
video = traverse_obj(video_config, ('playlist', 'item', 0))
formats = [{
'url': traverse_obj(video, ('play', '@url', {url_or_none})),
}]
elif not has_formats or is_paid:
media_data_raw = self._search_regex(self._MUSIC_DATA_REGEX, html, 'media data')
media_data = self._parse_json(media_data_raw, id)
formats = [{
'url': source.get('URL'),
'size': int_or_none(source.get('size')),
} for source in traverse_obj(media_data, ('sources')) if url_or_none(source.get('URL'))]
else:
formats = [{
'url': url,
'format': format.lower(),
'tbr': int(bitrate),
} for url, format, bitrate in formats_from_html if url_or_none(url)]
# size field describes best quality. best quality always comes first
formats[0]['size'] = self._parse_ru_size(re.findall(self._SIZE_RE, meta_html)[0])
# size field describes best quality
size = self._parse_ru_size(re.search(self._SIZE_RE, meta_html).groups())
metadata['formats'][-1]['size'] = size
return {
'id': id,
return merge_dicts(metadata, {
'title': clean_html(get_element_by_class('file_title', html)),
'formats': formats,
'view_count': int_or_none(self._search_regex(self._VIEW_COUNT_RE, meta_html, 'view_count', default=None)),
'duration': parse_duration(self._search_regex(self._DURATION_RE, meta_html, 'duration')),
'timestamp': self._parse_ru_date(re.findall(self._TIMESTAMP_RE, meta_html)[0]),
'tags': self._html_search_regex(self._TAGS_RE, meta_html, 'tags').split(', '),
}
})
def _real_extract(self, url):
type, id = self._match_valid_url(url).groups()
@ -535,21 +588,11 @@ class PromoDJEmbedIE(PromoDJBaseIE):
'only_matching': True,
}]
def _get_full_url(self, media_data, id):
if player_error := media_data.get('player_error'):
raise ExtractorError(player_error, expected=True)
if media_data.get('video'):
video_config = self._parse_json(media_data['config'], id)
video = traverse_obj(video_config, ('playlist', 'item', 0))
return traverse_obj(video, ('title', '@ico_url'))
else:
return media_data.get('titleURL')
def _real_extract(self, url):
id = self._match_id(url)
url = self._get_full_url(self._fetch_media_data([id], id)[0], id)
return self.url_result(url, PromoDJIE, id)
metadata = self._parse_media_data(
self._fetch_media_data([id], id)[0], id)
return self.url_result(metadata['webpage_url'], PromoDJIE, id)
class PromoDJShortIE(PromoDJBaseIE):
@ -562,7 +605,11 @@ class PromoDJShortIE(PromoDJBaseIE):
def _real_extract(self, url):
id = self._match_id(url)
html = self._download_webpage(url, id)
return self.url_result(self._og_search_url(html), PromoDJIE, id)
try:
url = self._og_search_url(html)
except Exception:
raise ExtractorError('Unable to extract full URL')
return self.url_result(url, PromoDJIE, id)
class PromoDJRadioIE(PromoDJBaseIE):