def get_link():
"""
Uses youtube-dl to fetch the direct link
"""
try:
url = request.args.get('url')
data = decode_data(get_key(), url)
vid_id = data['id']
title = data['title']
format = 'm4a/bestaudio'
retval = get_or_create_video_download_link(vid_id, format,
get_download_link_youtube)
if not LOCAL:
retval = encode_data(get_key(),
id=vid_id,
title=title,
url=retval,
length=data['length'])
retval = url_for('download_file', url=retval)
ret_dict = {
'status': 200,
'requestLocation': '/api/v1/g',
'url': retval
}
return jsonify(ret_dict)
except Exception as e:
logger.info(traceback.format_exc())
return make_error_response(msg=str(e), endpoint='/api/v1/g')
def stream_handler():
url = request.args.get('url')
try:
url = decode_data(get_key(), url)['url']
except Exception:
return 'Bad URL', 400
mime = 'audio/mp4'
if url.find('mime=audio%2Fwebm') > -1:
mime = 'audio/webm'
range_header = request.headers.get('Range', None)
if range_header:
from_bytes, until_bytes = range_header.replace('bytes=', '').split('-')
if not until_bytes:
until_bytes = int(from_bytes) + int(
1024 * 1024 * 1) # 1MB * 1 = 1MB
headers = {'Range': 'bytes=%s-%s' % (from_bytes, until_bytes)}
r = requests.get(url, headers=headers)
data = r.content
rv = Response(data, 206, mimetype=mime, direct_passthrough=True)
rv.headers.add('Content-Range', r.headers.get('Content-Range'))
return rv
r = requests.get(url, stream=True)
return Response(generate_data(r), mimetype=mime)
def resolve_lyrics(self, info, track):
data = decode_data(get_key(), track)
title = data['title']
lyrics = Lyrics.get_lyrics(title)
return Lyric(lyrics=lyrics)
def resolve_search(self, info, q):
raw_html = get_search_results_html(q)
videos = get_videos(raw_html)
return_videos = []
for _ in videos:
temp = get_video_attrs(_)
if temp:
track = Track(id=temp['id'],
track_id=encode_data(
get_key(),
id=temp['id'],
title=temp['title'],
length=temp['length']).decode("utf-8"),
description=temp['description'],
length=temp['length'],
time=temp['time'],
thumb=temp['thumb'],
uploader=temp['uploader'],
views=temp['views'],
title=temp['title'],
get_url='/api/v1' + temp['get_url'],
stream_url='/api/v1' + temp['stream_url'])
return_videos.append(track)
return return_videos
def stream_v2():
url = request.args.get('url')
try:
vid_id = decode_data(get_key(), url)['id']
url = get_stream(vid_id)
return jsonify(status=200, url=url)
except Exception as e:
return make_error_response(msg=str(e), endpoint='api/v2/stream')
def get_link_v2():
url = request.args.get('url')
try:
data = decode_data(get_key(), url)
vid_id = data['id']
retval = get_download(vid_id)
return jsonify(status=200, url=retval)
except Exception as e:
return make_error_response(msg=str(e), endpoint='/api/v2/g')
def stream():
url = request.args.get('url')
stream_settings = {
'lo': 'webm[abr<=64]/webm[abr<=80]/m4a[abr<=64]/[abr<=96]/m4a',
'md':
'webm[abr>=64][abr<=96]/[abr>=64][abr<=96]/webm[abr>=96][abr<=128]/webm/m4a',
'hi': 'webm/m4a'
}
try:
req = decode_data(get_key(), url)
vid_id = req['id']
quality = req.get('quality', 'md')
url = get_or_create_video_download_link(vid_id,
stream_settings[quality],
get_download_link_youtube)
except Exception as e:
logger.info(traceback.format_exc())
return make_error_response(msg=str(e), endpoint='api/v1/stream')
return jsonify(status=200,
url=url_for('stream_handler',
url=encode_data(get_key(), url=url)))
def get_video_attrs(html):
"""
get video attributes from html
"""
result = {}
# get video id and description
regex = 'yt\-lockup\-title.*?href.*?watch\?v\=(.*?[^\"]+)'
regex += '.*? title\=\"(.*?[^\"]+)'
temp = re.findall(regex, html)
if len(temp) and len(temp[0]) == 2:
result['id'] = temp[0][0]
result['title'] = html_unescape(temp[0][1])
# length
length_regex = 'video\-time.*?\>([^\<]+)'
temp = re.findall(length_regex, html)
if len(temp) > 0:
result['length'] = temp[0].strip()
# uploader
upl_regex = 'yt\-lockup\-byline.*?\>.*?\>([^\<]+)'
temp = re.findall(upl_regex, html)
if len(temp) > 0:
result['uploader'] = temp[0].strip()
# time ago
time_regex = 'yt\-lockup\-meta\-info.*?\>.*?\>([^\<]+).*?([0-9\,]+)'
temp = re.findall(time_regex, html)
if len(temp) and len(temp[0]) == 2:
result['time'] = temp[0][0]
result['views'] = temp[0][1]
# thumbnail
if 'id' in result:
thumb = 'https://img.youtube.com/vi/%s/0.jpg' % result['id']
result['thumb'] = thumb
else:
return None
# Description
desc_regex = 'yt-lockup-description.*?>(.*?)<'
temp = re.findall(desc_regex, html)
if len(temp) > 0:
result['description'] = temp[0]
else:
result['description'] = ''
# check if all items present. If not present, usually some problem in parsing
if len(result) != 8:
return None
# return
result['get_url'] = '/g?url=' + encode_data(
get_key(),
id=result['id'],
title=result['title'],
length=result['length']).decode('utf-8')
result['stream_url'] = result['get_url'].replace('/g?', '/stream?', 1)
return result
def download_file():
"""
Download the file from the server.
First downloads the file on the server using wget and then converts it using ffmpeg
"""
try:
url = request.args.get('url')
# decode info from url
data = decode_data(get_key(), url)
vid_id = data['id']
url = data['url']
filename = get_filename_from_title(data['title'], ext='')
m4a_path = 'static/%s.m4a' % vid_id
# ^^ vid_id regex is filename friendly [a-zA-Z0-9_-]{11}
# Handle partial request
range_header = request.headers.get('Range', None)
if range_header:
from_bytes, until_bytes = range_header.replace('bytes=',
'').split('-')
if not until_bytes:
until_bytes = int(from_bytes) + int(
1024 * 1024 * 1) # 1MB * 1 = 1MB
headers = {'Range': 'bytes=%s-%s' % (from_bytes, until_bytes)}
resp = requests.get(url, headers=headers, stream=True)
rv = Response(generate_data(resp),
206,
mimetype='audio/mp4',
direct_passthrough=True)
rv.headers.add('Content-Range', resp.headers.get('Content-Range'))
rv.headers.add('Content-Disposition',
'attachment; filename="%s"' % filename)
rv.headers.add('Content-Length', resp.headers['Content-Length'])
return rv
resp = requests.get(url, stream=True)
filename += '.m4a'
response = Response(generate_data(resp), mimetype='audio/mp4')
# set headers
# http://stackoverflow.com/questions/93551/how-to-encode-the-filename-
response.headers.add('Content-Disposition',
'attachment; filename="%s"' % filename)
response.headers.add('Content-Length', resp.headers['Content-Length'])
return response
except Exception as e:
logger.info(traceback.format_exc())
return 'Bad things have happened', 500
def get_suggestions(vid_id, get_url_prefix='/api/v1'):
url = "https://www.youtube.com/watch?v=" + vid_id
raw_html = open_page(url)
area_of_concern = ' '.join(
area_of_concern_regex.findall(raw_html, re.DOTALL))
videos_html = videos_html_regex.findall(area_of_concern, re.DOTALL)
ret_list = []
for video in videos_html:
try:
_id = single_video_regex['id'].findall(video)[0]
if '&list=' in _id:
continue
title = single_video_regex['title'].findall(video)[0]
duration = single_video_regex['duration'].findall(video)[0]
uploader = single_video_regex['uploader'].findall(video)[0]
views = single_video_regex['views'].findall(video)[0]
encoded_data = encode_data(get_key(),
id=_id,
title=title,
length=duration).decode('utf-8')
get_url = get_url_prefix + '/g?url=' + encoded_data
stream_url = get_url.replace('/g?', '/stream?', 1)
suggest_url = get_url.replace('/g?', '/suggest?', 1)
ret_list.append({
"id": _id,
"title": html_unescape(title),
"length": duration,
"uploader": uploader,
"thumb": 'https://img.youtube.com/vi/%s/0.jpg' % _id,
"get_url": get_url,
"stream_url": stream_url,
"views": views,
"suggest_url": suggest_url
})
except Exception:
print('Error while getting suggestion at video \n' + video)
traceback.print_exc()
return ret_list
def get_trending_videos(html):
"""
Get trending youtube videos from html
"""
regex = '<tr.*?data-video-id="(.*?)".*?src="(.*?)".*?<a cl.*?>(.*?)</a>.*?by.*?>(.*?)</a>.*?<span .*?>(.*?)</'
raw_results = re.findall(
regex,
html,
re.DOTALL
)[:int(environ.get('PLAYLIST_VIDEOS_LIMIT', 100))]
vids = []
for raw_result in raw_results:
try:
url = 'https://www.youtube.com/watch?v=' + raw_result[0]
html = open_page(url)
vids.append(
{
'id': raw_result[0],
'thumb': 'https://img.youtube.com/vi/{0}/0.jpg'.format(raw_result[0]),
'title': html_unescape(raw_result[2].strip()),
'uploader': raw_result[3],
'length': raw_result[4],
'views': get_views(html),
'get_url': encode_data(
get_key(), id=raw_result[0],
title=raw_result[2].strip(), length=raw_result[4]
),
'description': html_unescape(get_description(html))
}
)
except Exception as e:
logger.info(
'Getting trending video failed. Message: %s, Video: %s' % (
str(e), raw_result[0]
)
)
return vids
def resolve_tracks(self, info, filter, limit):
res = requests.get(
f"http://localhost:5000/api/v1/trending?type={filter}&number={limit}"
)
data = res.json()
l = []
for d in data['results'][str(filter)]:
t = Track(
id=d['id'],
length=d['length'],
title=d['title'],
get_url=d['get_url'],
suggest_url=d['suggest_url'],
stream_url=d['stream_url'],
thumb=d['thumb'],
track_id=encode_data(get_key(),
id=d['id'],
title=d['title'],
length=d['length']).decode("utf-8"),
)
l.append(t)
return l
def suggest_songs():
try:
url = request.args.get('url')
decoded_data = decode_data(get_key(), url)
vid_id = decoded_data["id"]
vids = get_suggestions(vid_id)
count = len(vids)
return jsonify({
"status": 200,
"request_location": "/api/v1/suggest",
"metadate": {
"count": count
},
"results": vids
})
except Exception as e:
logger.info(traceback.format_exc())
return make_error_response(msg=str(e), endpoint='/api/v1/suggest')
