]>
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 *
12 frontend
= Blueprint('youtube', __name__
,
13 template_folder
='templates',
14 static_folder
='static',
15 static_url_path
='/static/yt')
19 return redirect(url_for('.feed'), code
=302)
21 @frontend.route('/feed/subscriptions')
22 # disabled for guest user: @login_required
24 if current_user
.is_anonymous
:
26 if 'welcome_message' in cf
['frontend']:
27 flash(cf
['frontend']['welcome_message'], "welcome")
29 token
= current_user
.token
30 page
= int(request
.args
.get('page', 0))
31 with sqlite3
.connect(cf
['global']['database']) as conn
:
34 SELECT videos.id, channel_id, name, title, published, flags.display
36 JOIN channels ON videos.channel_id = channels.id
37 LEFT JOIN flags ON (videos.id = flags.video_id) AND (flags.user = ?)
38 WHERE (channel_id IN (SELECT channel_id FROM subscriptions WHERE user=?)
39 OR flags.display = 'pinned')
40 AND flags.display IS NOT 'hidden'
41 ORDER BY (display = 'pinned') DESC, crawled DESC
43 OFFSET 36*?""", (token
, token
, page
))
46 'channel_id': channel_id
,
49 'published': published
,
50 'pinned': display
== 'pinned',
51 } for (video_id
, channel_id
, author
, title
, published
, display
) in c
.fetchall()]
52 return render_template('index.html.j2', rows
=rows
, page
=page
)
54 @frontend.route('/watch')
56 if current_user
.is_anonymous
:
59 token
= current_user
.token
61 if not 'v' in request
.args
:
62 return "missing video id", 400
65 'content-type': 'text/plain',
66 'Link': "<data:text/css,body%7Bcolor:%23eee;background:%23333%7D>; rel=stylesheet;"
69 video_id
= request
.args
.get('v')
70 sts
, algo
= get_cipher()
71 video_url
, stream_map
, metadata
, error
, errdetails
= get_video_info(video_id
, sts
, algo
)
73 extra
= {'geolocked':'local=1', 'livestream':'raw=0'}.get(error
,'')
74 invidious_url
= f
"https://invidio.us/watch?v={video_id}&{extra}"
76 'malformed': "Video ID is invalid.",
77 'geolocked': "This video is geolocked.",
78 'livestream': "Livestreams not yet supported.",
79 'exhausted': errdetails
or "Couldn't extract video URLs.",
83 # if the video is geolocked, and the proxy is enabled, we can still play it:
85 if error
== 'geolocked':
86 videoplayback
= url_for('proxy.videoplayback')
88 query
= urlparse(video_url
).query
89 video_url
= f
"{videoplayback}?{query}"
90 for s
in stream_map
['adaptive']:
91 query
= urlparse(s
['url']).query
92 s
['url'] = f
"{videoplayback}?{query}"
93 for s
in stream_map
['muxed']:
94 query
= urlparse(s
['url']).query
95 s
['url'] = f
"{videoplayback}?{query}"
100 show
= request
.args
.get("show")
103 msg
= errdetails
if error
=='player' else f
"{error.upper()}: {errdetails}"
104 return f
"{msg}\n\nRedirecting to Invidious.", 502, {
105 'Refresh': f
'2; URL={invidious_url}&raw=1',
107 return redirect(video_url
, code
=307)
109 if error
and not metadata
:
110 return {'error': True, error
: errdetails
}, 400 # TODO: better (test _CpR4o81XQc)
111 return jsonify(metadata
)
112 elif show
== "audio":
113 # sorting: we want to prioritize mp4a over opus, and sort by highest quality first
114 # todo: geolocking; prefer open format?
115 if error
and not metadata
:
116 msg
= errdetails
if error
=='player' else f
"{error.upper()}: {errdetails}"
117 return msg
, 400, plaintextheaders
# TODO: nicer
118 stream
= next(iter(sorted([
119 stream
for stream
in stream_map
['adaptive']
120 if stream
['mimeType'].startswith('audio/')],
121 key
=lambda stream
: ('opus' not in stream
['mimeType'],
122 stream
['bitrate']), reverse
=True)
124 return redirect(stream
)
126 if error
and not metadata
: # e.g. malformed, private/deleted video, ...
127 return errdetails
,400 # TODO: nicer
128 meta
= prepare_metadata(metadata
)
129 with sqlite3
.connect(cf
['global']['database']) as conn
:
133 SELECT 1 FROM subscriptions WHERE channel_id = ? AND user = ?
135 SELECT 1 FROM flags WHERE video_id = ? AND display = 'pinned' AND user = ?
136 ))""", (meta
['channel_id'], token
, video_id
, token
))
137 (is_subscribed
, is_pinned
) = c
.fetchone()
138 return render_template('watch.html.j2',
139 video_id
=video_id
, video_url
=video_url
,
140 video_error
=error
, errdetails
=errdetails
, invidious_url
=invidious_url
,
141 is_pinned
=is_pinned
, is_subscribed
=is_subscribed
,
144 @frontend.route('/embed/<video_id>')
146 return redirect(url_for('youtube.watch', v
=video_id
))
148 @frontend.route('/<video_id>')
149 def raw_video_id_url(video_id
):
150 # a "just-a-variable-endpoint" has lowest priority, but we check if it
151 # looks like a video id anyways, so we can have more than one such endpoint
153 if not re
.match(r
"^[-_0-9A-Za-z]{11}$", video_id
): # not actually a video id
154 return fallback_route()
155 return redirect(url_for('youtube.watch', v
=video_id
))
157 @frontend.route('/channel/<channel_id>')
158 @frontend.route('/user/<channel_id>')
159 def channel(channel_id
):
160 token
= getattr(current_user
, 'token', 'guest')
162 if re
.match(r
"(UC[A-Za-z0-9_-]{22})", channel_id
):
163 xmlfeed
= fetch_xml("channel_id", channel_id
)
165 xmlfeed
= fetch_xml("user", channel_id
)
168 return "not found or something", 404 # XXX
169 title
, author
, videos
= parse_xml(xmlfeed
)
171 with sqlite3
.connect(cf
['global']['database']) as conn
:
176 WHERE channel_id = ? AND user = ?
177 """, (channel_id
, token
))
178 (is_subscribed
,) = c
.fetchone()
180 return render_template('xmlfeed.html.j2', title
=author
, rows
=videos
,
181 is_subscribed
=is_subscribed
, channel_id
=channel_id
)
183 @frontend.route('/playlist')
185 playlist_id
= request
.args
.get('list')
187 return "bad list id", 400 # todo
189 xmlfeed
= fetch_xml("playlist_id", playlist_id
)
191 return "not found or something", 404 # XXX
192 title
, author
, videos
= parse_xml(xmlfeed
)
193 return render_template('xmlfeed.html.j2', title
=f
"{title} by {author}", rows
=videos
)
195 @frontend.route('/api/timedtext')
197 r
= requests
.get("https://www.youtube.com/api/timedtext", request
.args
.to_dict())
198 # Note: in srv1 format, xmlentities are double-encoded m( a smart quote is
199 # even worse: it's '&39;<smartquote>' wtf!? (at least vvt seems ok)
201 return "error: {r.text}", 400 # TODO: better
203 if request
.args
.get('fmt') == 'vtt' and request
.args
.get('kind') == 'asr':
204 # autocaptions are extremely confusing, and stuck in the lower-left corner. fix it up a bit
205 retval
= re
.sub(r
"<.+?>", "", retval
) # remove inline html-like markup that times each word/adds styles
206 retval
= retval
.replace("align:start position:0%", "") # let browser position the text itself
207 # each subtitle-line is repeated twice (first on the lower line, then
208 # on the next "frame" on the upper line). we want to remove the
209 # repetition, as that's confusing without word and line animations:
210 lines
= retval
.split('\n')
211 retval
= '\n'.join([line
for line
, prev
in zip(lines
, ['']+lines
) if not " --> " in prev
])
212 return retval
, {'Content-Type': r
.headers
.get("Content-Type")}
214 @frontend.route('/manage/subscriptions')
215 # disabled for guest user: @login_required
216 def subscription_manager():
217 if current_user
.is_anonymous
:
220 token
= current_user
.token
221 with sqlite3
.connect(cf
['global']['database']) as conn
:
222 #with conn.cursor() as c:
225 SELECT subscriptions.channel_id, name,
226 (subscribed_until < datetime('now')) AS obsolete
228 left JOIN channels ON channels.id = subscriptions.channel_id
229 left JOIN websub ON channels.id = websub.channel_id
231 AND subscriptions.type IN ('channel', 'playlist')
232 ORDER BY obsolete=0, name COLLATE NOCASE ASC""", (token
,))
234 'channel_id': channel_id
,
235 'author': author
or channel_id
,
236 'subscribed_until': subscribed_until
237 } for (channel_id
, author
, subscribed_until
) in c
.fetchall()]
238 return render_template('subscription_manager.html.j2', rows
=rows
)
240 @frontend.route('/feed/subscriptions', methods
=['POST'])
243 token
= current_user
.token
244 action
= next(request
.form
.keys(), None)
245 if action
in ['pin', 'unpin', 'hide']:
246 video_id
= request
.form
.get(action
)
252 with sqlite3
.connect(cf
['global']['database']) as conn
:
254 store_video_metadata(video_id
) # only needed for pinning
256 INSERT OR REPLACE INTO flags (user, video_id, display)
258 """, (token
, video_id
, display
))
260 flash("unsupported action", "error")
261 return redirect(request
.url
, code
=303)
263 @frontend.route('/manage/subscriptions', methods
=['POST'])
265 def manage_subscriptions():
266 token
= current_user
.token
267 if 'subscribe' in request
.form
:
268 channel_id
= request
.form
.get("subscribe")
269 match
= re
.search(r
"(UC[A-Za-z0-9_-]{22})", channel_id
)
271 channel_id
= match
.group(1)
273 match
= re
.search(r
"((?:PL|LL|EC|UU|FL|UL|OL)[A-Za-z0-9_-]{10,})", channel_id
)
274 if match
: # NOTE: PL-playlists are 32chars, others differ in length.
275 flash("playlists not (yet?) supported.", "error")
276 return redirect(request
.url
, code
=303) # TODO: dedup redirection
278 flash("not a valid/subscribable URI", "error")
279 return redirect(request
.url
, code
=303) # TODO: dedup redirection
280 with sqlite3
.connect(cf
['global']['database']) as conn
:
281 #with conn.cursor() as c:
284 INSERT OR IGNORE INTO subscriptions (user, channel_id)
286 """, (token
, channel_id
))
287 # TODO: sql-error-handling, asynchronically calling update-subs.pl
289 elif 'unsubscribe' in request
.form
:
290 channel_id
= request
.form
.get("unsubscribe")
291 with sqlite3
.connect(cf
['global']['database']) as conn
:
292 #with conn.cursor() as c:
295 DELETE FROM subscriptions
296 WHERE user = ? AND channel_id = ?
297 """, (token
, channel_id
))
298 # TODO: sql-error-handling, report success
301 flash("unsupported action", "error")
303 return redirect(request
.url
, code
=303)
306 # reload cipher from database every 1 hour
307 if 'cipher' not in g
or time
.time() - g
.get('cipher_updated', 0) > 1 * 60 * 60:
308 with sqlite3
.connect(cf
['global']['database']) as conn
:
310 c
.execute("SELECT sts, algorithm FROM cipher")
311 g
.cipher
= c
.fetchone()
312 g
.cipher_updated
= time
.time()
316 #@frontend.teardown_appcontext
318 # db = g.pop('db', None)
324 @frontend.app_template_filter('format_date')
326 import datetime
# can't import at top level, because it is inherited from common
327 (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'
328 M
= '_ Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec'.split()
329 if y
== datetime
.datetime
.now().year
:
332 return f
"{M[m]} '{y%100}"