def chat_iframe():
token = get_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
include_user_list = bool(request.args.get('users', default=1, type=int))
with viewership.lock: # required because another thread can change chat.messages while we're iterating through it
messages = (message for message in chat.messages
if not message['hidden'])
messages = zip(
messages,
range(CHAT_SCROLLBACK)) # show at most CHAT_SCROLLBACK messages
messages = [message for message, _ in messages]
chat.decorate(messages)
return render_template('chat-iframe.html',
token=token,
messages=messages,
include_user_list=include_user_list,
people=viewership.get_people_list(),
default_nickname=viewership.default_nickname,
broadcaster=token == BROADCASTER_TOKEN,
broadcaster_colour=BROADCASTER_COLOUR,
background_colour=BACKGROUND_COLOUR,
stream_title=stream.get_title(),
stream_viewers=viewership.count(),
stream_uptime=stream.readable_uptime(),
debug=request.args.get('debug'),
RE_WHITESPACE=RE_WHITESPACE,
len=len,
chr=chr)
def comment_iframe(token=None):
token = token or get_token() or new_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
try:
preset = viewership.preset_comment_iframe.pop(token)
except KeyError:
preset = {}
# a new captcha was requested; fill in the message that the user has typed so far
if preset == {} and request.method == 'POST':
message = request.form.get('message', '')
if len(message) < MESSAGE_MAX_LENGTH:
preset['message'] = message
captcha = chat.get_captcha(token)
response = render_template('comment-iframe.html',
token=token,
captcha=captcha,
nonce=chat.new_nonce(),
note=NOTES[preset.get('note', N_NONE)],
message=preset.get('message', ''),
default=viewership.default_nickname(token),
nickname=viewers[token]['nickname'],
viewer=viewers[token],
show_settings=preset.get(
'show_settings', False))
response = make_response(response)
response.set_cookie('token', token)
return response
def third_party(fn):
token = get_token()
if not viewership.is_allowed(token):
return abort(403)
response = send_from_directory(DIR_STATIC_EXTERNAL, fn, add_etags=False)
response.headers['Cache-Control'] = 'public, max-age=604800, immutable'
response.expires = response.date + datetime.timedelta(days=7)
return response
def _static(fn):
token = get_token()
if fn != 'eye.png' and not viewership.is_allowed(token):
return abort(403)
response = send_from_directory(DIR_STATIC, fn, add_etags=False)
if fn == 'radial.apng':
response.mimetype = 'image/png'
response.headers[
'Cache-Control'] = 'no-store' # caching this in any way messes with the animation
elif response.status_code == 200 and not fn.endswith('.png'):
response.headers['Cache-Control'] = 'no-cache'
return response
def settings():
token = get_token(form=True) or new_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
nickname = request.form.get('nickname', '')
password = request.form.get('password', '')
old_nickname = viewers[token]['nickname']
old_tripcode = viewers[token]['tripcode']
note, ok = chat.set_nickname(nickname, token)
if ok:
if request.form.get('remove-tripcode'):
note, _ = chat.remove_tripcode(token)
elif request.form.get('set-tripcode'):
note, _ = chat.set_tripcode(password, token)
if not viewership.is_allowed(token):
if request.form.get('confirm'):
return redirect(url_for('index'))
viewers[token]['nickname'] = old_nickname
viewers[token]['tripcode'] = old_tripcode
viewership.preset_comment_iframe[token] = {
'note': N_NONE,
'show_settings': True
}
return render_template('comment-confirm-iframe.html',
token=token,
nickname=old_nickname
or viewership.default_nickname(token))
viewership.preset_comment_iframe[token] = {
'note': note,
'show_settings': True
}
return redirect(url_for('comment_iframe', token=token))
def users():
token = get_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
return render_template('users-iframe.html',
token=token,
people=viewership.get_people_list(),
default_nickname=viewership.default_nickname,
broadcaster=token == BROADCASTER_TOKEN,
debug=request.args.get('debug'),
broadcaster_colour=BROADCASTER_COLOUR,
background_colour=BACKGROUND_COLOUR,
len=len)
def segment_init():
token = get_token() or new_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
try:
viewership.video_was_corrupted.remove(token)
except KeyError:
pass
if not stream.is_online():
return abort(404)
response = send_from_directory(SEGMENTS_DIR, f'init.mp4', add_etags=False)
response.headers['Cache-Control'] = 'no-cache'
response.set_cookie('token', token)
return response
def segments():
token = get_token() or new_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
try:
viewership.video_was_corrupted.remove(token)
except KeyError:
pass
if not stream.is_online():
return abort(404)
def should_close_connection():
if not stream.is_online():
return True
if not viewership.is_allowed(token):
return True
return False
start_number = request.args.get('segment', type=int)
if start_number == None:
start_number = resolve_segment_offset()
try:
concatenated_segments = ConcatenatedSegments(
start_number=start_number,
token=token,
segment_hook=lambda n: viewership.view_segment(
n, token, check_exists=False),
corrupt_hook=lambda: viewership.video_was_corrupted.add(token
), # lock?
should_close_connection=should_close_connection)
except FileNotFoundError:
return abort(404)
def generate():
while True:
chunk = concatenated_segments.read(8192)
if chunk == b'':
return
yield chunk
response = current_app.response_class(generate(), mimetype='video/mp4')
response.headers['Cache-Control'] = 'no-store'
response.set_cookie('token', token)
return response
def playlist():
token = get_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
try:
viewership.video_was_corrupted.remove(token)
except KeyError:
pass
if not stream.is_online():
return abort(404)
try:
token_playlist = stream.token_playlist(token)
except FileNotFoundError:
return abort(404)
response = make_response(token_playlist)
response.mimetype = 'application/x-mpegURL'
response.headers['Cache-Control'] = 'no-cache'
return response
def comment():
token = get_token(form=True) or new_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
nonce = request.form.get('nonce')
message = request.form.get('message', '').replace('\r',
'').replace('\n',
' ').strip()
c_response = request.form.get('captcha')
c_ciphertext = request.form.get('captcha-ciphertext')
failure_reason = chat.comment(message, token, c_response, c_ciphertext,
nonce)
viewership.preset_comment_iframe[token] = {
'note': failure_reason,
'message': message if failure_reason else ''
}
return comment_iframe(token=token)
def heartbeat():
token = get_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
online = stream.is_online()
start_abs, start_rel = stream.get_start(absolute=True, relative=True)
response = {
'viewers': viewership.count(),
'online': online,
'current_segment': stream.current_segment(),
'title': stream.get_title(),
'start_abs': start_abs if online else None,
'start_rel': start_rel if online else None
}
# commented out because we should be able to tell if we're not receiving the stream already
# if token in viewership.video_was_corrupted:
# response['corrupted'] = True
return response
def segment_arbitrary(n):
token = get_token()
if not viewership.is_allowed(token):
return abort(403)
try:
viewership.video_was_corrupted.remove(token)
except KeyError:
pass
if not stream.is_online():
return abort(404)
# only send segments that are listed in stream.m3u8
# this stops old segments from previous streams being sent
if f'stream{n}.m4s' not in stream.get_segments():
return abort(404)
viewership.view_segment(n, token)
response = send_from_directory(SEGMENTS_DIR,
f'stream{n}.m4s',
add_etags=False)
response.headers['Cache-Control'] = 'no-cache'
return response
def stream_info():
token = get_token() or new_token()
viewership.made_request(token)
if not viewership.is_allowed(token):
return abort(403)
embed_images = bool(request.args.get('embed', type=int))
start_abs, start_rel = stream.get_start(absolute=True, relative=True)
online = stream.is_online()
return render_template(
'stream-info-iframe.html',
title=stream.get_title(),
viewer_count=viewership.count(),
stream_start_abs_json=json.dumps(start_abs if online else None),
stream_start_rel_json=json.dumps(start_rel if online else None),
stream_uptime=start_rel if online else None,
online=online,
video_was_corrupted=token != None
and token in viewership.video_was_corrupted,
embed_images=embed_images,
token=token,
broadcaster_colour=BROADCASTER_COLOUR)
def index(token=None):
token = token or get_token() or new_token()
viewership.made_request(token)
if request.method == 'POST':
password = request.form.get('password', '')
chat.set_tripcode(password, token)
if not viewership.is_allowed(token):
response = render_template('secret-club.html',
token=token,
tripcode=viewers[token]['tripcode'])
response = make_response(response, 403)
response.set_cookie('token', token)
return response
try:
viewership.video_was_corrupted.remove(token)
except KeyError:
pass
use_videojs = bool(
request.args.get('videojs',
default=int(VIDEOJS_ENABLED_BY_DEFAULT),
type=int))
online = stream.is_online()
response = render_template(
'index.html',
token=token,
use_videojs=use_videojs,
online=online,
start_number=resolve_segment_offset() if online else 0,
hls_time=CONFIG['stream']['hls_time'])
response = make_response(
response
) # TODO: add a view of the chat only, either as an arg here or another route
response.set_cookie('token', token)
return response
def should_close_connection():
if not stream.is_online():
return True
if not viewership.is_allowed(token):
return True
return False