from flask import Flask, g, request, url_for, redirect, session, render_template, flash, Response, make_response from werkzeug.routing import Rule from functools import wraps from datetime import date, timedelta, datetime, time, MINYEAR import threading import os import sys import hashlib import random import sched import traceback import string from socket import gethostname from ipaddress import ip_address, ip_network import math import locale import base64 locale.setlocale(locale.LC_ALL, 'de_DE.utf8') app = Flask(__name__) app.jinja_env.trim_blocks = True app.jinja_env.lstrip_blocks = True app.add_template_global(random.randint, name='randint') app.add_template_global(datetime, name='datetime') app.add_template_global(timedelta, name='timedelta') app.add_template_global(gethostname, name='gethostname') app.add_template_global(min, name='min') app.add_template_global(max, name='max') scheduler = sched.scheduler() def run_scheduler(): import time time.sleep(1) # UWSGI does weird things on startup while True: scheduler.run() time.sleep(10) def sched_func(delay, priority=0, firstdelay=None, args=[], kargs={}): if firstdelay == None: firstdelay = random.randint(1, 120) def wrapper(func): def sched_wrapper(): with app.test_request_context(): try: func(*args, **kargs) except Exception: traceback.print_exc() scheduler.enter(delay, priority, sched_wrapper) scheduler.enter(firstdelay, priority, sched_wrapper) return func return wrapper threading.Thread(target=run_scheduler, daemon=True).start() config = app.config config.from_pyfile('config.py.example', silent=True) if sys.argv[0].endswith('run.py'): config['SQLITE_INIT_DATA'] = True config['DEBUG'] = True config.from_pyfile('config.py', silent=True) if config['DEBUG']: app.jinja_env.auto_reload = True # get git commit import subprocess output = subprocess.check_output(['git', "log", "-g", "-1", "--pretty=%H # %h # %d # %s"]).decode('UTF-8').split('#', 3) app.jinja_env.globals['gitversion'] = { 'hash': output[1], 'longhash': output[0], 'branch': output[2], 'msg': output[3] } if not config.get('SECRET_KEY', None): config['SECRET_KEY'] = os.urandom(24) from db import query, modify, show, searchquery, ldapauth mod_endpoints = [] @app.template_global() def ismod(*args): return ('user' in session) def mod_required(func): mod_endpoints.append(func.__name__) @wraps(func) def decorator(*args, **kwargs): if not ismod(): flash('Diese Funktion ist nur für Moderatoren verfügbar!') return redirect(url_for('login', ref=request.url)) else: return func(*args, **kwargs) return decorator csrf_endpoints = [] def csrf_protect(func): csrf_endpoints.append(func.__name__) @wraps(func) def decorator(*args, **kwargs): if '_csrf_token' in request.values: token = request.values['_csrf_token'] elif request.get_json() and ('_csrf_token' in request.get_json()): token = request.get_json()['_csrf_token'] else: token = None if not ('_csrf_token' in session) or (session['_csrf_token'] != token ) or not token: return 'csrf test failed', 403 else: return func(*args, **kwargs) return decorator @app.url_defaults def csrf_inject(endpoint, values): if endpoint not in csrf_endpoints or not session.get('_csrf_token'): return values['_csrf_token'] = session['_csrf_token'] def evalperm(perms): cperms = [] lperms = [] vperms = [] for perm in perms: if perm['course_id']: cperms.append(perm) elif perm['lecture_id']: lperms.append(perm) elif perm['video_id']: vperms.append(perm) if vperms: return vperms elif lperms: return lperms elif cperms: return cperms return [{'type': 'public'}] @app.template_filter() def base64encode(str): try: return base64.b64encode(str.encode('UTF-8')).decode('UTF-8') except: return '' @app.template_filter() def checkperm(perms, username=None, password=None): if ismod(): return True perms = evalperm(perms) for perm in perms: if perm['type'] == 'public': return True elif perm['type'] == 'password': if perm['param1'] == username and perm['param2'] == password: return True elif perm['type'] == 'l2p': if perm['param1'] in session.get('l2p_courses', []): return True elif perm['type'] == 'rwth': if session.get('rwthintern', False): return True if 'X-Real-IP' not in request.headers: continue ip = ip_address(request.headers['X-Real-IP']) for net in config['RWTH_IP_RANGES']: if ip in ip_network(net): return True return False @app.template_filter() def permdescr(perms): perms = evalperm(perms) public = False password = False l2p_courses = [] rwth_intern = False fsmpi_intern = False for perm in perms: if perm['type'] == 'public': public = True elif perm['type'] == 'password': password = True elif perm['type'] == 'l2p': l2p_courses.append(perm['param1']) elif perm['type'] == 'rwth': rwth_intern = True elif perm['type'] == 'fsmpi': fsmpi_intern = True if public or not perms: return 'public', 'Öffentlich verfügbar' if rwth_intern: if password: return 'rwth', 'Nur für RWTH-Angehörige und Nutzer mit Passwort verfügbar' return 'rwth', 'Nur für RWTH-Angehörige verfügbar' if fsmpi_intern: return 'fsmpi', 'Nur für Fachschaftler verfügbar' if l2p_courses: if password: return 'l2p', 'Nur für Teilnehmer der Veranstaltung und Nutzer mit Passwort verfügbar' return 'l2p', 'Nur für Teilnehmer der Veranstaltung verfügbar' if password: return 'password', 'Nur für Nutzer mit Passwort verfügbar' return 'none', 'Nicht verfügbar' app.jinja_env.globals['navbar'] = [] # iconlib can be 'bootstrap' # ( see: http://getbootstrap.com/components/#glyphicons ) # or 'fa' # ( see: http://fontawesome.io/icons/ ) def register_navbar(name, iconlib='bootstrap', icon=None): def wrapper(func): endpoint = func.__name__ app.jinja_env.globals['navbar'].append((endpoint, name, iconlib, icon, not endpoint in mod_endpoints)) return func return wrapper def render_endpoint(endpoint, flashtext=None, **kargs): if flashtext: flash(flashtext) # request.endpoint is used for navbar highlighting request.url_rule = Rule(request.path, endpoint=endpoint) return app.view_functions[endpoint](**kargs) def handle_errors(endpoint, text, code, *errors, **epargs): def wrapper(func): @wraps(func) def decorator(*args, **kwargs): try: return func(*args, **kwargs) except errors: if endpoint: return make_response(render_endpoint(endpoint, text, **epargs), code) else: return text, code return decorator return wrapper @app.errorhandler(404) @app.route('/invalidpath') def handle_not_found(e=None): return render_endpoint('index', 'Diese Seite existiert nicht!'), 404 @app.errorhandler(500) @app.errorhandler(Exception) def handle_internal_error(e): traceback.print_exc() return render_template('500.html'), 500 @sched_func(5*60, firstdelay=0) def dump_error_page(): if 'ERROR_PAGE' not in config: return request.url_rule = Rule(request.path, endpoint='handle_internal_error') text = render_template('500.html') f = open(config['ERROR_PAGE'], 'w') f.write(text) f.close() # debian ships jinja2 without this test... @app.template_test(name='equalto') def equalto(a,b): return a == b @app.template_filter(name='filterdict') def jinja2_filterdict(value, attrdel): v = dict(value) for a in attrdel: if a in v: del v[a] return dict(v) @app.template_filter(name='semester') def human_semester(s, long=False): if not s or s == 'zeitlos' or len(s) != 6: return 'Zeitlos' year = s[0:4] semester = s[4:6].upper() if not year.isdigit() or semester not in ['SS', 'WS']: print('Invalid semester string "%s"'%s) return '??' if not long: return semester+year[2:] elif semester == 'SS': return 'Sommersemester %s'%year else: return 'Wintersemester %s/%s'%(year, str(int(year)+1)[2:]) @app.template_filter(name='date') def human_date(d): return d.strftime('%d.%m.%Y') @app.template_filter(name='time') def human_time(d): return d.strftime('%H:%M') @app.template_filter() def rfc3339(d): return d.strftime('%Y-%m-%dT%H:%M:%S+02:00') @app.template_global() def get_announcements(minlevel=0): offset = timedelta() if ismod(): offset = timedelta(hours=24) try: return query('SELECT * FROM announcements WHERE NOT deleted AND ((time_expire = NULL) OR time_expire > ?) AND (? OR (visible AND time_publish < ?)) AND level >= ? ORDER BY level DESC', datetime.now()-offset, ismod(), datetime.now(), minlevel) except: return [] @app.template_filter() def fixnl(s): # To be remove, as soon as db schema is cleaned-up return str(s).replace('\n', '<br>') @app.template_filter() def tagid(s): if not s: return 'EMPTY' s = s.replace(' ', '_').lower() r = '' for c in s: if c in string.ascii_lowercase+string.digits+'_': r = r + c return r def genlive(streams): for stream in streams: stream['visible'] = True stream['downloadable'] = False stream['path'] = 'pub/hls/%s.m3u8'%stream['livehandle'] stream['file_size'] = 0 return streams @app.route('/') @register_navbar('Home', icon='home') def index(): # handle legacy urls... if 'course' in request.args: return redirect(url_for('course', handle=request.args['course']),code=302) if 'view' in request.args: if (request.args['view'] == 'player') and ('lectureid' in request.args) : courses = query('SELECT courses.handle FROM courses JOIN lectures ON courses.id = lectures.course_id WHERE lectures.id = ?', request.args['lectureid']) if not courses: return "Not found", 404 return redirect(url_for('lecture', course=courses[0]['handle'], id=request.args['lectureid']),code=302) start = date.today() end = start + timedelta(days=7) upcomming = query(''' SELECT lectures.*, streams.active AS nowlive, "course" AS sep, courses.* FROM lectures JOIN courses ON (lectures.course_id = courses.id) LEFT JOIN streams ON lectures.id = streams.lecture_id WHERE (time > ?) AND (time < ?) AND (? OR (lectures.visible AND courses.visible AND courses.listed)) AND NOT lectures.norecording ORDER BY time ASC LIMIT 30''', start, end, ismod()) for i in upcomming: i['date'] = i['time'].date() latestvideos=query(''' SELECT lectures.*, "course" AS sep, courses.* FROM lectures LEFT JOIN videos ON (videos.lecture_id = lectures.id) LEFT JOIN courses on (courses.id = lectures.course_id) WHERE (? OR (courses.visible AND courses.listed AND lectures.visible AND videos.visible)) GROUP BY videos.lecture_id ORDER BY MAX(videos.time_created) DESC LIMIT 6 ''',ismod()) livestreams = query('''SELECT streams.handle AS livehandle, lectures.*, "course" AS sep, courses.* FROM streams JOIN lectures ON lectures.id = streams.lecture_id JOIN courses ON courses.id = lectures.course_id WHERE streams.active AND (? OR (streams.visible AND courses.visible AND courses.listed AND lectures.visible)) ''', ismod()) featured = query('SELECT * FROM featured WHERE (? OR visible) ORDER BY `order`', ismod()) featured = list(filter(lambda x: not x['deleted'], featured)) for item in featured: if item['type'] == 'courses': if item['param'] not in ['title', 'semester', 'organizer', 'subject']: continue item['courses'] = query('SELECT * FROM courses WHERE (visible AND listed) AND `%s` = ? ORDER BY `%s`'%(item['param'], item['param']), item['param2']) elif item['type'] == 'video': item['lecture'] = {'id': item['param']} livestreams = query('''SELECT streams.handle AS livehandle, streams.lecture_id, "formats" AS sep, formats.* FROM streams JOIN lectures ON lectures.id = streams.lecture_id JOIN formats ON formats.keywords = "hls" WHERE streams.active AND streams.visible AND lectures.id = ? ''', item['param']) item['videos'] = query(''' SELECT videos.*, "formats" AS sep, formats.* FROM videos JOIN formats ON (videos.video_format = formats.id) WHERE videos.lecture_id = ? AND videos.visible ORDER BY formats.prio DESC ''', item['param'])+genlive(livestreams) return render_template('index.html', latestvideos=livestreams+latestvideos, upcomming=upcomming, featured=featured) @app.route('/courses') @register_navbar('Videos', icon='film') def courses(): courses = query('SELECT * FROM courses WHERE (? OR (visible AND listed)) ORDER BY lower(semester), lower(title)', ismod()) for course in courses: if course['semester'] == '': course['semester'] = 'zeitlos' groupedby = request.args.get('groupedby') if groupedby not in ['title', 'semester', 'organizer', 'subject']: groupedby = 'semester' return render_template('courses.html', courses=courses, groupedby=groupedby) @app.route('/<handle>') @app.route('/<int:id>') @handle_errors('courses', 'Diese Veranstaltung existiert nicht!', 404, IndexError) def course(id=None, handle=None): if id: course = query('SELECT * FROM courses WHERE id = ? AND (? OR visible)', id, ismod())[0] else: course = query('SELECT * FROM courses WHERE handle = ? AND (? OR visible)', handle, ismod())[0] course['perm'] = query('SELECT * FROM perm WHERE (NOT perm.deleted) AND course_id = ? ORDER BY type', course['id']) perms = query('SELECT perm.* FROM perm JOIN lectures ON (perm.lecture_id = lectures.id) WHERE (NOT perm.deleted) AND lectures.course_id = ? ORDER BY perm.type', course['id']) lectures = query('SELECT * FROM lectures WHERE course_id = ? AND (? OR visible) ORDER BY time, duration DESC', course['id'], ismod()) for lecture in lectures: lecture['perm'] = [] lecture['perm'] += course['perm'] lecture['course'] = course for perm in perms: if perm['lecture_id'] == lecture['id']: lecture['perm'].append(perm) videos = query(''' SELECT videos.*, (videos.downloadable AND courses.downloadable) as downloadable, "formats" AS sep, formats.* FROM videos JOIN lectures ON (videos.lecture_id = lectures.id) JOIN formats ON (videos.video_format = formats.id) JOIN courses ON (lectures.course_id = courses.id) WHERE lectures.course_id= ? AND (? OR videos.visible) ORDER BY lectures.time, formats.prio DESC ''', course['id'], ismod()) livestreams = query('''SELECT streams.handle AS livehandle, streams.lecture_id, "formats" AS sep, formats.* FROM streams JOIN lectures ON lectures.id = streams.lecture_id JOIN formats ON formats.keywords = "hls" WHERE streams.active AND (? OR streams.visible) AND lectures.course_id = ? ''', ismod(), course['id']) videos += genlive(livestreams) return render_template('course.html', course=course, lectures=lectures, videos=videos) @app.route('/faq') @register_navbar('FAQ', icon='question-sign') def faq(): return render_template('faq.html') @app.route('/<course>/<int:id>') @app.route('/<int:courseid>/<int:id>') @app.route('/<course>/<int:id>/embed', endpoint='embed') @app.route('/<int:courseid>/<int:id>/embed', endpoint='embed') @handle_errors('course', 'Diese Vorlesung existiert nicht!', 404, IndexError) def lecture(id, course=None, courseid=None): lecture = query('SELECT * FROM lectures WHERE id = ? AND (? OR visible)', id, ismod())[0] videos = query(''' SELECT videos.*, (videos.downloadable AND courses.downloadable) as downloadable, "formats" AS sep, formats.* FROM videos JOIN formats ON (videos.video_format = formats.id) JOIN courses ON (courses.id = ?) WHERE videos.lecture_id = ? AND (? OR videos.visible) ORDER BY formats.prio DESC ''', lecture['course_id'], lecture['id'], ismod()) livestreams = query('''SELECT streams.handle AS livehandle, streams.lecture_id, "formats" AS sep, formats.* FROM streams JOIN lectures ON lectures.id = streams.lecture_id JOIN formats ON formats.keywords = "hls" WHERE streams.active AND (? OR streams.visible) AND lectures.id = ? ''', ismod(), id) videos += genlive(livestreams) perms = query('SELECT perm.* FROM perm WHERE ((NOT perm.deleted) AND (perm.lecture_id = ? OR perm.course_id = ?))', lecture['id'], lecture['course_id']) if not videos: if lecture['live'] and lecture['time'] > datetime.now()-timedelta(minutes=30) and lecture['time']-timedelta(hours=20) < datetime.now(): flash('Der Livestream beginnt um '+human_time(lecture['time'])+' Uhr.') elif lecture['time'] > datetime.now(): flash('Diese Vorlesung hat noch nicht stattgefunden!') else: flash('Zu dieser Vorlesung wurden noch keine Videos veröffentlicht!') courses = query('SELECT * FROM courses WHERE id = ? AND (? OR visible)', lecture['course_id'], ismod()) if not courses: return render_endpoint('courses', 'Diese Veranstaltung existiert nicht!'), 404 chapters = query('SELECT * FROM chapters WHERE lecture_id = ? AND NOT deleted AND (? OR visible) ORDER BY time ASC', id, ismod()) username = password = None if request.authorization: username = request.authorization.username password = request.authorization.password if not checkperm(perms, username=username, password=password): mode, text = permdescr(perms) if mode == 'rwth': flash(text+'. <a target="_blank" class="reloadonclose" href="'+url_for('start_rwthauth')+'">Hier authorisieren</a>.', category='player') elif mode == 'l2p': if 'l2p_courses' in session: flash(text+'. Du bist kein Teilnehmer des L2P-Kurses! <a target="_blank" class="reloadonclose" href="'+url_for('start_l2pauth')+'">Kurse aktualisieren</a>.', category='player') else: flash(text+'. <a target="_blank" class="reloadonclose" href="'+url_for('start_l2pauth')+'">Hier authorisieren</a>.', category='player') else: flash(text+'.', category='player') return render_template('embed.html' if request.endpoint == 'embed' else 'lecture.html', course=courses[0], lecture=lecture, videos=videos, chapters=chapters, seek=request.args.get('t')) @app.route('/search') def search(): if 'q' not in request.args: return redirect(url_for('index')) q = request.args['q'] courses = searchquery(q, '*', ['title', 'short', 'organizer', 'subject', 'description'], 'courses', 'WHERE (? OR (visible AND listed)) GROUP BY id ORDER BY _score DESC, semester DESC LIMIT 20', ismod()) #lectures = searchquery(q, 'lectures.*, courses.visible AS coursevisible, courses.listed, "course" AS sep, courses.*', # ['lectures.title', 'lectures.comment', 'lectures.speaker', 'courses.short'], # 'lectures LEFT JOIN courses on (courses.id = lectures.course_id)', # 'WHERE (? OR (coursevisible AND listed AND visible)) GROUP BY id ORDER BY _score DESC, time DESC LIMIT 30', ismod()) lectures = searchquery(q, 'lectures.*, courses.visible AS coursevisible, courses.listed, courses.id AS courses_id, courses.visible AS courses_visible, courses.listed AS courses_listed, courses.title AS courses_title, courses.short AS courses_short, courses.handle AS courses_handle, courses.organizer AS courses_organizer, courses.subject AS courses_subject, courses.credits AS courses_credits, courses.created_by AS courses_created_by, courses.time_created AS courses_time_created, courses.time_updated AS courses_time_updated, courses.semester AS courses_semester, courses.downloadable AS courses_downloadable, courses.embedinvisible AS courses_embedinvisible, courses.description AS courses_description, courses.internal AS courses_internal, courses.responsible AS courses_responsible', ['lectures.title', 'lectures.comment', 'lectures.speaker', 'courses.short'], 'lectures LEFT JOIN courses on (courses.id = lectures.course_id)', 'WHERE (? OR (coursevisible AND listed AND visible)) GROUP BY id ORDER BY _score DESC, time DESC LIMIT 30', ismod()) for lecture in lectures: lecture['course'] = {} for key in lecture: if key.startswith('courses_'): lecture['course'][key[8:]] = lecture[key] return render_template('search.html', searchtext=request.args['q'], courses=courses, lectures=lectures) def check_mod(user, groups): if not user: return False for group in config['LDAP_GROUPS']: if group in groups: return True return False @app.route('/internal/login', methods=['GET', 'POST']) def login(): if request.method == 'GET': return render_template('login.html') userinfo, groups = ldapauth(request.form.get('user'), request.form.get('password')) user = userinfo.get('uid') if not check_mod(user, groups): flash('Login fehlgeschlagen!') return render_template('login.html') session['user'] = userinfo dbuser = query('SELECT * FROM users WHERE name = ?', user) if not dbuser: modify('INSERT INTO users (name, realname, fsacc, level, calendar_key, rfc6238) VALUES (?, ?, ?, 1, "", "")', user, session['user']['givenName'], user) dbuser = query('SELECT * FROM users WHERE name = ?', user) session['user']['dbid'] = dbuser[0]['id'] session['_csrf_token'] = ''.join(random.SystemRandom().choice(string.ascii_letters + string.digits) for _ in range(64)) session.permanent = True return redirect(request.values.get('ref', url_for('index'))) @app.route('/internal/logout', methods=['GET', 'POST']) def logout(): session.pop('user', None) return redirect(request.values.get('ref', url_for('index'))) @app.route('/internal/auth') def auth(): # For use with nginx auth_request if 'X-Original-Uri' not in request.headers: return 'Internal Server Error', 500 url = request.headers['X-Original-Uri'].lstrip(config['VIDEOPREFIX']) if request.cookies.get('tracking', '') and request.cookies['tracking'].isdigit(): cookie = int(request.cookies['tracking']) else: cookie = random.getrandbits(8*8-1) if url.endswith('jpg') or ismod(): return "OK", 200 if url.startswith('pub/hls/'): handle = url[len('pub/hls/'):].split('_')[0].split('.')[0] perms = query('''SELECT lectures.id AS lecture, perm.* FROM streams JOIN lectures ON (streams.lecture_id = lectures.id) JOIN courses ON (lectures.course_id = courses.id) LEFT JOIN perm ON ((lectures.id = perm.lecture_id OR courses.id = perm.course_id) AND NOT perm.deleted) WHERE streams.handle = ? AND (courses.visible AND lectures.visible AND streams.visible) ORDER BY perm.video_id DESC, perm.lecture_id DESC, perm.course_id DESC''', handle) else: perms = query('''SELECT videos.path, videos.id AS vid, perm.* FROM videos JOIN lectures ON (videos.lecture_id = lectures.id) JOIN courses ON (lectures.course_id = courses.id) LEFT JOIN perm ON ((videos.id = perm.video_id OR lectures.id = perm.lecture_id OR courses.id = perm.course_id) AND NOT perm.deleted) WHERE videos.path = ? AND (courses.visible AND lectures.visible AND videos.visible) ORDER BY perm.video_id DESC, perm.lecture_id DESC, perm.course_id DESC''', url) if not perms: return "Not found", 404 auth = request.authorization username = password = None if auth: username = auth.username password = auth.password if checkperm(perms, username=username, password=password): try: if not url.startswith('pub/hls/'): modify('INSERT INTO log (id, `time`, `date`, video, source) VALUES (?, ?, ?, ?, 1)', cookie, datetime.now(), datetime.combine(date.today(), time()), perms[0]['vid']) elif url.endswith('.ts'): fmt = url.split('_')[-1].split('-')[0] seg = url.split('.')[0].split('-')[-1] modify('INSERT INTO hlslog (id, `time`, segment, lecture, handle, format) VALUES (?, ?, ?, ?, ?, ?)', cookie, datetime.now(), seg, perms[0]['lecture'], handle, fmt) except: pass r = make_response('OK', 200) r.set_cookie('tracking', str(cookie), max_age=2147483647) # Many many years return r password_auth = False for perm in perms: if perm['type'] == 'password': password_auth = True break if password_auth: return Response("Login required", 401, {'WWW-Authenticate': 'Basic realm="Login Required"'}) return "Not allowed", 403 @app.route('/files/<filename>') def files(filename): return redirect(config['VIDEOPREFIX']+'/'+filename) @app.route('/sitemap.xml') def sitemap(): pages=[] # static pages for rule in app.url_map.iter_rules(): if 'GET' in rule.methods and len(rule.arguments)==0: if rule.endpoint not in mod_endpoints: pages.append([rule.rule]) for i in query('select * from courses where visible and listed'): pages.append([url_for('course',handle=i['handle'])]) for j in query('select * from lectures where (course_id = ? and visible)',i['id']): pages.append([url_for('lecture',course=i['handle'],id=j['id'])]) return Response(render_template('sitemap.xml', pages=pages), 200, {'Content-Type': 'application/atom+xml'} ) @app.route('/site/') @app.route('/site/<string:phpfile>') def legacy(phpfile=None): if phpfile=='embed.php' and ('lecture' in request.args): courses = query('SELECT courses.handle FROM courses JOIN lectures ON courses.id = lectures.course_id WHERE lectures.id = ?', request.args['lecture']) if not courses: return render_endpoint('index', 'Diese Seite existiert nicht!'), 404 return redirect(url_for('embed', course=courses[0]['handle'], id=request.args['lecture']),code=302) if phpfile=='embed.php' and ('vid' in request.args): lectures = query('SELECT lecture_id FROM videos WHERE id = ?', request.args['vid']) if not lectures: return render_endpoint('index', 'Dieses Videos existiert nicht!'), 404 courses = query('SELECT courses.handle FROM courses JOIN lectures ON courses.id = lectures.course_id WHERE lectures.id = ?', lectures[0]['lecture_id']) if not courses: return render_endpoint('index', 'Diese Seite existiert nicht!'), 404 return redirect(url_for('embed', course=courses[0]['handle'], id=lectures[0]['lecture_id']),code=302) if phpfile=='feed.php' and ('all' in request.args): return redirect(url_for('feed'),code=302) if phpfile=='feed.php' and ('newcourses' in request.args): return redirect(url_for('courses_feed'),code=302) if phpfile=='feed.php': return redirect(url_for('feed', handle=request.args.copy().popitem()[0]),code=302) print("Unknown legacy url:",request.url) return redirect(url_for('index'),code=302) import json @app.route('/internal/dbstatus') @register_navbar('DB-Status', icon='ok') @mod_required def dbstatus(): hosts = set() clusters = {} status = {} variables = {} for host in config.get('MYSQL_DBSTATUS_HOSTS', [])+[config.get('MYSQL_HOST', None)]: try: for _host in show('SHOW VARIABLES LIKE "wsrep_cluster_address"', host=host)['wsrep_cluster_address'][len('gcomm://'):].split(','): hosts.add(_host) except: pass for host in sorted(list(hosts)): try: status[host] = show('SHOW GLOBAL STATUS LIKE "wsrep%"', host=host) variables[host] = show('SHOW GLOBAL VARIABLES LIKE "wsrep%"', host=host) except: status[host] = {'wsrep_cluster_state_uuid': '', 'wsrep_local_state_comment': 'Not reachable', 'wsrep_cluster_conf_id': '0', 'wsrep_cluster_status': 'Unknown'} variables[host] = {'wsrep_node_name': host, 'wsrep_cluster_name': 'unknown'} cluster = variables[host]['wsrep_cluster_name']+'-'+status[host]['wsrep_cluster_conf_id'] if cluster not in clusters: clusters[cluster] = [] clusters[cluster].append(host) return render_template('dbstatus.html', clusters=clusters, statuses=status, vars=variables), 200 @app.template_global() def is_readonly(): try: return show('SHOW GLOBAL STATUS LIKE "wsrep_ready"')['wsrep_ready'] != 'ON' except: return True import edit import feeds import importer import stats import sorter if 'ICAL_URL' in config: import meetings import l2pauth if 'JOBS_API_KEY' in config: import jobs import timetable import chapters import icalexport import livestreams