]>
git.gir.st - subscriptionfeed.git/blob - app/youtube/__init__.py
5 from urllib
.parse
import urlparse
6 #from flask_login import current_user, login_required
7 from flask_login
import LoginManager
, UserMixin
, current_user
, login_user
, logout_user
, login_required
8 from flask
import Blueprint
, render_template
, request
, redirect
, flash
, url_for
, jsonify
, g
10 from ..common
.common
import *
13 frontend
= Blueprint('youtube', __name__
,
14 template_folder
='templates',
15 static_folder
='static',
16 static_url_path
='/static/yt')
20 return redirect(url_for('.feed'), code
=302)
22 @frontend.route('/feed/subscriptions')
23 # disabled for guest user: @login_required
25 if current_user
.is_anonymous
:
27 if 'welcome_message' in cf
['frontend']:
28 flash(cf
['frontend']['welcome_message'], "welcome")
30 token
= current_user
.token
31 page
= int(request
.args
.get('page', 0))
32 with sqlite3
.connect(cf
['global']['database']) as conn
:
35 SELECT videos.id, channel_id, name, title, length, livestream, published, display
37 JOIN channels ON videos.channel_id = channels.id
38 LEFT JOIN flags ON (videos.id = flags.video_id) AND (flags.user = ?)
39 WHERE (channel_id IN (SELECT channel_id FROM subscriptions WHERE user=?)
40 OR flags.display = 'pinned')
41 AND flags.display IS NOT 'hidden'
42 ORDER BY (display = 'pinned') DESC, crawled DESC
44 OFFSET 36*?""", (token
, token
, page
))
47 'channel_id': channel_id
,
51 'livestream': livestream
,
52 'published': published
,
53 'pinned': display
== 'pinned',
54 } for (video_id
, channel_id
, author
, title
, length
, livestream
, published
, display
) in c
.fetchall()]
55 return render_template('index.html.j2', rows
=rows
, page
=page
)
57 @frontend.route('/watch')
59 if current_user
.is_anonymous
:
62 token
= current_user
.token
64 if not 'v' in request
.args
:
65 return "missing video id", 400
68 'content-type': 'text/plain',
69 'Link': "<data:text/css,body%7Bcolor:%23eee;background:%23333%7D>; rel=stylesheet;"
72 video_id
= request
.args
.get('v')
73 sts
, algo
= get_cipher()
74 video_url
, stream_map
, metadata
, error
, errdetails
= get_video_info(video_id
, sts
, algo
)
76 extra
= {'geolocked':'local=1', 'livestream':'raw=0'}.get(error
,'')
77 invidious_url
= f
"https://invidious.snopyta.org/watch?v={video_id}&{extra}"
79 'banned': "Instance is being rate limited.",
80 'malformed': "Video ID is invalid.",
81 'geolocked': "This video is geolocked.",
82 'livestream': "Livestreams not yet supported.",
83 'exhausted': errdetails
or "Couldn't extract video URLs.",
87 # if the video is geolocked, and the proxy is enabled, we can still play it:
89 if error
== 'geolocked':
90 videoplayback
= url_for('proxy.videoplayback')
92 query
= urlparse(video_url
).query
93 video_url
= f
"{videoplayback}?{query}"
94 for s
in stream_map
['adaptive']:
95 query
= urlparse(s
['url']).query
96 s
['url'] = f
"{videoplayback}?{query}"
97 for s
in stream_map
['muxed']:
98 query
= urlparse(s
['url']).query
99 s
['url'] = f
"{videoplayback}?{query}"
104 show
= request
.args
.get("show")
107 msg
= errdetails
if error
=='player' else f
"{error.upper()}: {errdetails}"
108 return f
"{msg}\n\nRedirecting to Invidious.", 502, {
109 'Refresh': f
'2; URL={invidious_url}&raw=1',
111 return redirect(video_url
, code
=307)
113 if error
and not metadata
:
114 return {'error': True, error
: errdetails
}, 400 # TODO: better (test _CpR4o81XQc)
115 return jsonify(metadata
)
116 elif show
== "audio":
117 # sorting: we want to prioritize mp4a over opus, and sort by highest quality first
118 # todo: geolocking; prefer open format?
119 if error
and not metadata
:
120 msg
= errdetails
if error
=='player' else f
"{error.upper()}: {errdetails}"
121 return msg
, 400, plaintextheaders
# TODO: nicer
122 stream
= next(iter(sorted([
123 stream
for stream
in stream_map
['adaptive']
124 if stream
['mimeType'].startswith('audio/')],
125 key
=lambda stream
: ('opus' not in stream
['mimeType'],
126 stream
['bitrate']), reverse
=True)
128 return redirect(stream
)
130 if error
and not metadata
: # e.g. malformed, private/deleted video, ...
131 return errdetails
+ f
"<br>Try visiting <a href='{invidious_url}'>Invidious</a>.",400 # TODO: nicer
132 meta
= prepare_metadata(metadata
)
133 with sqlite3
.connect(cf
['global']['database']) as conn
:
137 SELECT 1 FROM subscriptions WHERE channel_id = ? AND user = ?
139 SELECT 1 FROM flags WHERE video_id = ? AND display = 'pinned' AND user = ?
140 ))""", (meta
['channel_id'], token
, video_id
, token
))
141 (is_subscribed
, is_pinned
) = c
.fetchone()
142 return render_template('watch.html.j2',
143 video_id
=video_id
, video_url
=video_url
, stream_map
=stream_map
,
144 video_error
=error
, errdetails
=errdetails
, invidious_url
=invidious_url
,
145 is_pinned
=is_pinned
, is_subscribed
=is_subscribed
,
148 @frontend.route('/embed/<video_id>')
150 return redirect(url_for('youtube.watch', v
=video_id
))
152 @frontend.route('/<video_id>')
153 def raw_video_id_url(video_id
):
154 # a "just-a-variable-endpoint" has lowest priority, but we check if it
155 # looks like a video id anyways, so we can have more than one such endpoint
157 if not re
.match(r
"^[-_0-9A-Za-z]{11}$", video_id
): # not actually a video id
158 return fallback_route()
159 return redirect(url_for('youtube.watch', v
=video_id
))
161 @frontend.route('/channel/<channel_id>/<subpage>')
162 @frontend.route('/user/<channel_id>/<subpage>')
163 @frontend.route('/c/<channel_id>/<subpage>')
164 @frontend.route('/channel/<channel_id>/')
165 @frontend.route('/user/<channel_id>/')
166 @frontend.route('/c/<channel_id>/')
167 def channel(channel_id
, _
=None):
168 token
= getattr(current_user
, 'token', 'guest')
170 if re
.match(r
"(UC[A-Za-z0-9_-]{22})", channel_id
):
171 xmlfeed
= fetch_xml("channel_id", channel_id
)
173 xmlfeed
= fetch_xml("user", channel_id
)
176 return "not found or something", 404 # XXX
177 title
, author
, videos
, channel_id
, _
= parse_xml(xmlfeed
)
179 with sqlite3
.connect(cf
['global']['database']) as conn
:
184 WHERE channel_id = ? AND user = ?
185 """, (channel_id
, token
))
186 (is_subscribed
,) = c
.fetchone()
188 return render_template('xmlfeed.html.j2', title
=author
, rows
=videos
,
189 is_subscribed
=is_subscribed
, channel_id
=channel_id
)
191 @frontend.route('/playlist')
193 playlist_id
= request
.args
.get('list')
195 return "bad list id", 400 # todo
197 xmlfeed
= fetch_xml("playlist_id", playlist_id
)
199 return "not found or something", 404 # XXX
200 title
, author
, videos
, _
, _
= parse_xml(xmlfeed
)
201 return render_template('xmlfeed.html.j2', title
=f
"{title} by {author}", rows
=videos
)
203 @frontend.route('/api/timedtext')
205 r
= requests
.get("https://www.youtube.com/api/timedtext", request
.args
.to_dict())
206 # Note: in srv1 format, xmlentities are double-encoded m( a smart quote is
207 # even worse: it's '&39;<smartquote>' wtf!? (at least vvt seems ok)
209 return "error: {r.text}", 400 # TODO: better
211 if request
.args
.get('fmt') == 'vtt' and request
.args
.get('kind') == 'asr':
212 # autocaptions are extremely confusing, and stuck in the lower-left corner. fix it up a bit
213 retval
= re
.sub(r
"<.+?>", "", retval
) # remove inline html-like markup that times each word/adds styles
214 retval
= retval
.replace("align:start position:0%", "") # let browser position the text itself
215 # each subtitle-line is repeated twice (first on the lower line, then
216 # on the next "frame" on the upper line). we want to remove the
217 # repetition, as that's confusing without word and line animations:
218 lines
= retval
.split('\n')
219 retval
= '\n'.join([line
for line
, prev
in zip(lines
, ['']+lines
) if not " --> " in prev
])
220 return retval
, {'Content-Type': r
.headers
.get("Content-Type")}
222 @frontend.route('/manage/subscriptions')
223 # disabled for guest user: @login_required
224 def subscription_manager():
225 if current_user
.is_anonymous
:
228 token
= current_user
.token
229 with sqlite3
.connect(cf
['global']['database']) as conn
:
230 #with conn.cursor() as c:
233 SELECT subscriptions.channel_id, name, type,
234 (subscribed_until < datetime('now')) AS obsolete
236 LEFT JOIN (SELECT name, id FROM channels
238 SELECT name, id FROM playlists
239 ) AS channels ON channels.id = subscriptions.channel_id
240 left JOIN websub ON channels.id = websub.channel_id
242 AND subscriptions.type IN ('channel', 'playlist')
243 ORDER BY obsolete=0, name COLLATE NOCASE ASC""", (token
,))
245 'channel_id': channel_id
,
246 'author': author
or channel_id
,
248 'subscribed_until': subscribed_until
249 } for (channel_id
, author
, type, subscribed_until
) in c
.fetchall()]
250 return render_template('subscription_manager.html.j2', rows
=rows
)
252 @frontend.route('/feed/subscriptions', methods
=['POST'])
255 token
= current_user
.token
256 action
= next(request
.form
.keys(), None)
257 if action
in ['pin', 'unpin', 'hide']:
258 video_id
= request
.form
.get(action
)
264 with sqlite3
.connect(cf
['global']['database']) as conn
:
266 store_video_metadata(video_id
) # only needed for pinning
268 INSERT OR REPLACE INTO flags (user, video_id, display)
270 """, (token
, video_id
, display
))
272 flash("unsupported action", "error")
273 return redirect(request
.url
, code
=303)
275 @frontend.route('/manage/subscriptions', methods
=['POST'])
277 def manage_subscriptions():
278 token
= current_user
.token
279 if 'subscribe' in request
.form
:
280 some_id
= request
.form
.get("subscribe")
281 match
= re
.search(r
"(UC[A-Za-z0-9_-]{22})", some_id
)
283 some_id
= match
.group(1)
286 match
= re
.search(r
"((?:PL|LL|EC|UU|FL|UL|OL)[A-Za-z0-9_-]{10,})", some_id
)
287 if match
: # NOTE: PL-playlists are 32chars, others differ in length.
288 some_id
= match
.group(1)
291 flash("not a valid/subscribable URI", "error")
292 return redirect(request
.url
, code
=303)
293 with sqlite3
.connect(cf
['global']['database']) as conn
:
294 #with conn.cursor() as c:
297 INSERT OR IGNORE INTO subscriptions (user, channel_id, type)
299 """, (token
, some_id
, id_type
))
300 # TODO: sql-error-handling, asynchronically calling update-subs.pl
302 elif 'unsubscribe' in request
.form
:
303 some_id
= request
.form
.get("unsubscribe")
304 with sqlite3
.connect(cf
['global']['database']) as conn
:
305 #with conn.cursor() as c:
308 DELETE FROM subscriptions
309 WHERE user = ? AND channel_id = ?
310 """, (token
, some_id
))
311 # TODO: sql-error-handling, report success
314 flash("unsupported action", "error")
316 return redirect(request
.url
, code
=303)
319 # reload cipher from database every 1 hour
320 if 'cipher' not in g
or time
.time() - g
.get('cipher_updated', 0) > 1 * 60 * 60:
321 with sqlite3
.connect(cf
['global']['database']) as conn
:
323 c
.execute("SELECT sts, algorithm FROM cipher")
324 g
.cipher
= c
.fetchone()
325 g
.cipher_updated
= time
.time()
329 #@frontend.teardown_appcontext
331 # db = g.pop('db', None)
337 @frontend.app_template_filter('format_date')
339 import datetime
# can't import at top level, because it is inherited from common
340 (y
,m
,d
) = (int(n
) for n
in s
.split('T')[0].split(' ')[0].split('-')) # iso-dates can seperate date from time with space or 'T'
341 M
= '_ Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec'.split()
342 if y
== datetime
.datetime
.now().year
:
345 return f
"{M[m]} '{y%100}"
347 @frontend.app_template_filter('format_time')
354 return '%d:%02d:%02d' % (h
,m
,s
) if h
else '%02d:%02d' % (m
,s
)