Remove remnants of file based config

Inform user that entries are closed when big button on main page is pressed and disabled

.env.dev

@@ -0,0 +1,12 @@
+# MariaDB
+MARIADB_ROOT_PASSWORD=mariadb_root_password
+MARIADB_ROOT_HOST=localhost
+MARIADB_DATABASE=karaoqueue
+MARIADB_USER=karaoqueue
+MARIADB_PASSWORD=mariadb_karaoqueue_password
+
+# Karaoqueue
+DEPLOYMENT_PLATFORM=Docker
+DBSTRING="mysql+pymysql://karaoqueue:mariadb_karaoqueue_password@127.0.0.1:3306/karaoqueue?charset=utf8mb4"
+INITIAL_USERNAME=admin
+INITIAL_PASSWORD=changeme

.gitignore

@@ -134,4 +134,10 @@ data/
 
 # Node Modules
 
-node_modules/
+node_modules/
+
+# Version identification file
+.version
+
+# Docker secrets
+secrets.yml

.vscode/launch.json

@@ -4,43 +4,83 @@
     // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
     "version": "0.2.0",
     "configurations": [
-
-
-
-        {"name":"Python: Flask","type":"python","request":"launch","module":"flask","env":{"FLASK_APP":"backend/app/main.py","FLASK_ENV":"development","FLASK_DEBUG":"1"},"args":["run","--no-debugger","--no-reload"],"jinja":true},
-        {"name":"Python: Flask (with reload)","type":"python","request":"launch","module":"flask","env":{"FLASK_APP":"backend/app/main.py","FLASK_ENV":"development","FLASK_DEBUG":"1"},"args":["run","--no-debugger"],"jinja":true},
         {
-            "name": "Python: Flask (with reload, externally reachable)",
+            "preLaunchTask": "mariadb",
+            "name": "Python: Flask",
             "type": "python",
+            "cwd": "${workspaceFolder}/backend",
             "request": "launch",
             "module": "flask",
             "env": {
-                "FLASK_APP": "backend/app/main.py",
+                "FLASK_APP": "backend/app.py",
                 "FLASK_ENV": "development",
-                "FLASK_DEBUG": "1"
+                "FLASK_DEBUG": "1", 
             },
+            "envFile": "${workspaceFolder}/.env.dev",
             "args": [
                 "run",
                 "--no-debugger",
-                "--host='0.0.0.0'"
+                "--no-reload"
             ],
             "jinja": true
         },
         {
-            "name": "Python: Flask (externally reachable)",
+            "preLaunchTask": "mariadb",
+            "name": "Python: Flask (with reload)",
             "type": "python",
+            "cwd": "${workspaceFolder}/backend",
             "request": "launch",
             "module": "flask",
             "env": {
-                "FLASK_APP": "backend/app/main.py",
+                "FLASK_APP": "backend/app.py",
                 "FLASK_ENV": "development",
                 "FLASK_DEBUG": "1"
             },
+            "envFile": "${workspaceFolder}/.env.dev",
+            "args": [
+                "run",
+                "--no-debugger"
+            ],
+            "jinja": true
+        },
+        {
+            "preLaunchTask": "mariadb",
+            "name": "Python: Flask (with reload, externally reachable)",
+            "type": "python",
+            "cwd": "${workspaceFolder}/backend",
+            "request": "launch",
+            "module": "flask",
+            "env": {
+                "FLASK_APP": "backend/app.py",
+                "FLASK_ENV": "development",
+                "FLASK_DEBUG": "1"
+            },
+            "envFile": "${workspaceFolder}/.env.dev",
+            "args": [
+                "run",
+                "--no-debugger",
+                "--host=0.0.0.0"
+            ],
+            "jinja": true
+        },
+        {
+            "preLaunchTask": "mariadb",
+            "name": "Python: Flask (externally reachable)",
+            "type": "python",
+            "cwd": "${workspaceFolder}/backend",
+            "request": "launch",
+            "module": "flask",
+            "env": {
+                "FLASK_APP": "backend/app.py",
+                "FLASK_ENV": "development",
+                "FLASK_DEBUG": "1"
+            },
+            "envFile": "${workspaceFolder}/.env.dev",
             "args": [
                 "run",
                 "--no-debugger",
                 "--no-reload",
-                "--host='0.0.0.0'"
+                "--host=0.0.0.0"
             ],
             "jinja": true
         },

.vscode/tasks.json

@@ -0,0 +1,20 @@
+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "label": "versiondump",
+            "type": "shell",
+            "command": "echo \"$(git rev-parse --abbrev-ref HEAD)-$(git describe)\"> ${workspaceFolder}/backend/.version",
+            "problemMatcher": []
+        },
+        {
+            "label": "mariadb",
+            "type": "shell",
+            "command": "docker-compose -f docker-compose.yml up --remove-orphans",
+            "isBackground": true,
+            "activeOnStart": false
+        }
+    ]
+}

Dockerfile

@@ -0,0 +1,16 @@
+FROM tiangolo/meinheld-gunicorn-flask:python3.9
+
+RUN apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 0xcbcb082a1bb943db
+RUN curl -LsS https://downloads.mariadb.com/MariaDB/mariadb_repo_setup | bash
+
+RUN apt-get update
+RUN apt-get upgrade -y
+RUN apt-get dist-upgrade
+
+COPY ./backend/requirements.txt /app/requirements.txt
+
+RUN pip install --no-cache-dir --upgrade -r /app/requirements.txt
+
+RUN pip install --no-cache-dir -U meinheld
+
+COPY ./backend /app

backend/Dockerfile

@@ -1,11 +0,0 @@
-FROM tiangolo/uwsgi-nginx-flask:python3.7
-
-RUN pip install requests
-
-RUN pip install pandas
-
-RUN pip install Flask-BasicAuth
-
-RUN pip install bs4
-
-COPY ./app /app

backend/Procfile

@@ -0,0 +1 @@
+web: gunicorn wsgi:app

backend/app.py

@@ -1,16 +1,16 @@
-from flask import Flask, render_template, Response, abort, request, redirect
+from flask import Flask, render_template, abort, request, redirect, send_from_directory, jsonify
+from flask.wrappers import Request, Response
 import helpers
 import database
 import data_adapters
 import os
-import errno
 import json
 from flask_basicauth import BasicAuth
+from helpers import nocache
 app = Flask(__name__, static_url_path='/static')
 
 basic_auth = BasicAuth(app)
-accept_entries = False
-
+accept_entries = True
 
 @app.route("/")
 def home():
@@ -20,7 +20,14 @@ def home():
         return render_template('main.html', list=database.get_list(), auth=basic_auth.authenticate())
 
 
+@app.route("/favicon.ico")
+def favicon():
+    return send_from_directory(os.path.join(app.root_path, 'static'),
+                               'favicon.ico', mimetype='image/vnd.microsoft.icon')
+
+
 @app.route('/api/enqueue', methods=['POST'])
+@nocache
 def enqueue():
     if not request.json:
         print(request.data)
@@ -35,7 +42,7 @@ def enqueue():
         database.add_entry(name, song_id, client_id)
         return Response('{"status":"OK"}', mimetype='text/json')
     else:
-        if accept_entries:
+        if helpers.get_accept_entries(app):
             if not request.json:
                 print(request.data)
                 abort(400)
@@ -45,8 +52,8 @@ def enqueue():
                 abort(400)
             name = request.json['name']
             song_id = request.json['id']
-            if database.check_queue_length() < app.config['MAX_QUEUE']:
-                if database.check_entry_quota(client_id) < app.config['ENTRY_QUOTA']:
+            if database.check_queue_length() < int(app.config['MAX_QUEUE']):
+                if database.check_entry_quota(client_id) < int(app.config['ENTRY_QUOTA']):
                     database.add_entry(name, song_id, client_id)
                     return Response('{"status":"OK"}', mimetype='text/json')
                 else:
@@ -63,47 +70,70 @@ def songlist():
 
 
 @app.route("/settings")
+@nocache
 @basic_auth.required
 def settings():
-    return render_template('settings.html', app=app, auth=basic_auth.authenticate())
+    return render_template('settings.html', app=app, auth=basic_auth.authenticate(), themes=helpers.get_themes())
 
 
 @app.route("/settings", methods=['POST'])
+@nocache
 @basic_auth.required
 def settings_post():
     entryquota = request.form.get("entryquota")
     maxqueue = request.form.get("maxqueue")
-    if entryquota.isnumeric() and int(entryquota) > 0:
-        app.config['ENTRY_QUOTA'] = int(entryquota)
+    theme = request.form.get("theme")
+    username = request.form.get("username")
+    password = request.form.get("password")
+    changed_credentials = False
+    if entryquota.isnumeric() and int(entryquota) > 0:  # type: ignore
+        app.config['ENTRY_QUOTA'] = int(entryquota)  # type: ignore
     else:
         abort(400)
-    if maxqueue.isnumeric and int(maxqueue) > 0:
-        app.config['MAX_QUEUE'] = int(maxqueue)
+    if maxqueue.isnumeric and int(maxqueue) > 0:  # type: ignore
+        app.config['MAX_QUEUE'] = int(maxqueue)  # type: ignore
     else:
         abort(400)
-
-    return render_template('settings.html', app=app, auth=basic_auth.authenticate())
+    if theme is not None and theme in helpers.get_themes():
+        helpers.set_theme(app,theme)
+    else:
+        abort(400)
+    if username != "" and username != app.config['BASIC_AUTH_USERNAME']:
+        app.config['BASIC_AUTH_USERNAME'] = username
+        changed_credentials = True
+    if password != "":
+        app.config['BASIC_AUTH_PASSWORD'] = password
+        changed_credentials = True
+    helpers.persist_config(app=app)
+    if changed_credentials:
+        return redirect("/")
+    else:
+        return render_template('settings.html', app=app, auth=basic_auth.authenticate(), themes=helpers.get_themes())
 
 
 @app.route("/api/queue")
+@nocache
 def queue_json():
     list = data_adapters.dict_from_rows(database.get_list())
     return Response(json.dumps(list, ensure_ascii=False).encode('utf-8'), mimetype='text/json')
 
 
 @app.route("/plays")
+@nocache
 @basic_auth.required
 def played_list():
     return render_template('played_list.html', list=database.get_played_list(), auth=basic_auth.authenticate())
 
 
 @app.route("/api/songs")
+@nocache
 def songs():
     list = database.get_song_list()
     return Response(json.dumps(list, ensure_ascii=False).encode('utf-8'), mimetype='text/json')
 
 
 @app.route("/api/songs/update")
+@nocache
 @basic_auth.required
 def update_songs():
     database.delete_all_entries()
@@ -113,19 +143,21 @@ def update_songs():
     return Response('{"status": "%s" }' % status, mimetype='text/json')
 
 
-@app.route("/api/songs/compl")
+@app.route("/api/songs/compl") # type: ignore
+@nocache
 def get_song_completions(input_string=""):
     input_string = request.args.get('search', input_string)
     if input_string != "":
         print(input_string)
-        list = database.get_song_completions(input_string=input_string)
-        return Response(json.dumps(list, ensure_ascii=False).encode('utf-8'), mimetype='text/json')
+        result = [list(x) for x in database.get_song_completions(input_string=input_string)]
+        return jsonify(result)
 
     else:
         return 400
 
 
 @app.route("/api/entries/delete/<entry_id>")
+@nocache
 @basic_auth.required
 def delete_entry(entry_id):
     if database.delete_entry(entry_id):
@@ -135,6 +167,7 @@ def delete_entry(entry_id):
 
 
 @app.route("/api/entries/delete", methods=['POST'])
+@nocache
 @basic_auth.required
 def delete_entries():
     if not request.json:
@@ -149,6 +182,7 @@ def delete_entries():
 
 
 @app.route("/api/entries/mark_sung/<entry_id>")
+@nocache
 @basic_auth.required
 def mark_sung(entry_id):
     if database.add_sung_song(entry_id):
@@ -156,25 +190,36 @@ def mark_sung(entry_id):
     else:
         return Response('{"status": "FAIL"}', mimetype='text/json')
 
+@app.route("/api/entries/mark_transferred/<entry_id>")
+@nocache
+@basic_auth.required
+def mark_transferred(entry_id):
+    if database.toggle_transferred(entry_id):
+        return Response('{"status": "OK"}', mimetype='text/json')
+    else:
+        return Response('{"status": "FAIL"}', mimetype='text/json')
+
 
 @app.route("/api/entries/accept/<value>")
+@nocache
 @basic_auth.required
 def set_accept_entries(value):
-    global accept_entries
     if (value == '0' or value == '1'):
-        accept_entries = bool(int(value))
+        helpers.set_accept_entries(app,bool(int(value)))
         return Response('{"status": "OK"}', mimetype='text/json')
     else:
         return Response('{"status": "FAIL"}', mimetype='text/json', status=400)
 
 
 @app.route("/api/entries/accept")
+@nocache
 def get_accept_entries():
-    global accept_entries
+    accept_entries = helpers.get_accept_entries(app)
     return Response('{"status": "OK", "value": '+str(int(accept_entries))+'}', mimetype='text/json')
 
 
 @app.route("/api/played/clear")
+@nocache
 @basic_auth.required
 def clear_played_songs():
     if database.clear_played_songs():
@@ -184,6 +229,7 @@ def clear_played_songs():
 
 
 @app.route("/api/entries/delete_all")
+@nocache
 @basic_auth.required
 def delete_all_entries():
     if database.delete_all_entries():
@@ -200,14 +246,32 @@ def admin():
 
 @app.before_first_request
 def activate_job():
-    helpers.create_data_directory()
+    helpers.load_dbconfig(app)
+    helpers.load_version(app)
     database.create_entry_table()
     database.create_song_table()
     database.create_done_song_table()
     database.create_list_view()
     database.create_done_song_view()
+    database.create_config_table()
     helpers.setup_config(app)
 
 
+
+@app.after_request
+def add_header(response):
+    """
+    Add headers to both force latest IE rendering engine or Chrome Frame,
+    and also to cache the rendered page for 10 minutes.
+    """
+    if not 'Cache-Control' in response.headers:
+        response.headers['Cache-Control'] = 'private, max-age=600, no-cache, must-revalidate'
+    return response
+
+@app.context_processor
+def inject_version():
+    return dict(karaoqueue_version=app.config['VERSION'])
+
+
 if __name__ == "__main__":
     app.run(host='127.0.0.1', port=8080, debug=True)

backend/app/data_adapters.py

@@ -1,8 +0,0 @@
-def dict_from_row(row):
-    return dict(zip(row.keys(), row))
-
-def dict_from_rows(rows):
-    outlist=[]
-    for row in rows:
-        outlist.append(dict_from_row(row))
-    return outlist

backend/app/database.py

@@ -1,193 +0,0 @@
-# -*- coding: utf_8 -*-
-
-import sqlite3
-import pandas
-from io import StringIO
-
-song_table = "songs"
-entry_table = "entries"
-index_label = "Id"
-done_table = "done_songs"
-
-
-def open_db():
-    conn = sqlite3.connect("/tmp/karaoqueue.db")
-    conn.execute('PRAGMA encoding = "UTF-8";')
-    return conn
-
-
-def import_songs(song_csv):
-    print("Start importing Songs...")
-    df = pandas.read_csv(StringIO(song_csv), sep=';')
-    conn = open_db()
-    cur = conn.cursor()
-    df.to_sql(song_table, conn, if_exists='replace',
-              index=False)
-    cur.execute("SELECT Count(Id) FROM songs")
-    num_songs = cur.fetchone()[0]
-    conn.close()
-    print("Imported songs ({} in Database)".format(num_songs))
-    return("Imported songs ({} in Database)".format(num_songs))
-
-
-def create_entry_table():
-    conn = open_db()
-    conn.execute('CREATE TABLE IF NOT EXISTS '+entry_table +
-                 ' (ID INTEGER PRIMARY KEY NOT NULL, Song_Id INTEGER NOT NULL, Name VARCHAR(255), Client_Id VARCHAR(36))')
-    conn.close()
-
-
-def create_done_song_table():
-    conn = open_db()
-    conn.execute('CREATE TABLE IF NOT EXISTS '+done_table +
-                 ' (Song_Id INTEGER PRIMARY KEY NOT NULL,  Plays INTEGER)')
-    conn.close()
-
-
-def create_song_table():
-    conn = open_db()
-    conn.execute("CREATE TABLE IF NOT EXISTS \""+song_table+"""\" (
-        "Id" INTEGER,
-        "Title" TEXT,
-        "Artist" TEXT,
-        "Year" INTEGER,
-        "Duo" INTEGER,
-        "Explicit" INTEGER,
-        "Date Added" TEXT,
-        "Styles" TEXT,
-        "Languages" TEXT
-    )""")
-    conn.close()
-
-
-def create_list_view():
-    conn = open_db()
-    conn.execute("""CREATE VIEW IF NOT EXISTS [Liste] AS
-                 SELECT Name, Title, Artist, entries.Id, songs.Id
-                 FROM entries, songs
-                 WHERE entries.Song_Id=songs.Id""")
-    conn.close()
-
-
-def create_done_song_view():
-    conn = open_db()
-    conn.execute("""CREATE VIEW IF NOT EXISTS [Abspielliste] AS
-                 SELECT Artist || \" - \" || Title AS Song, Plays AS Wiedergaben
-                 FROM songs, done_songs
-                 WHERE done_songs.Song_Id=songs.Id""")
-    conn.close()
-
-
-def get_list():
-    conn = open_db()
-    conn.row_factory = sqlite3.Row
-    cur = conn.cursor()
-    cur.execute("SELECT * FROM Liste")
-    return cur.fetchall()
-
-
-def get_played_list():
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("SELECT * FROM Abspielliste")
-    return cur.fetchall()
-
-
-def get_song_list():
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("SELECT Artist || \" - \" || Title AS Song, Id FROM songs;")
-    return cur.fetchall()
-
-
-def get_song_completions(input_string):
-    conn = open_db()
-    cur = conn.cursor()
-    # Don't look, it burns...
-    prepared_string = "%{0}%".format(
-        input_string).upper()  # "Test" -> "%TEST%"
-    print(prepared_string)
-    cur.execute(
-        "SELECT Title || \" - \" || Artist AS Song, Id FROM songs WHERE REPLACE(REPLACE(REPLACE(REPLACE(UPPER( SONG ),'ö','Ö'),'ü','Ü'),'ä','Ä'),'ß','ẞ') LIKE (?) LIMIT 20;", (prepared_string,))
-    return cur.fetchall()
-
-
-def add_entry(name, song_id, client_id):
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute(
-        "INSERT INTO entries (Song_Id,Name,Client_Id) VALUES(?,?,?);", (song_id, name, client_id))
-    conn.commit()
-    conn.close()
-    return
-
-
-def add_sung_song(entry_id):
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("""SELECT Song_Id FROM entries WHERE Id=?""", (entry_id,))
-    song_id = cur.fetchone()[0]
-    cur.execute("""INSERT OR REPLACE INTO done_songs (Song_Id, Plays)
-                VALUES("""+str(song_id)+""",
-                       COALESCE(
-                           (SELECT Plays FROM done_songs
-                            WHERE Song_Id="""+str(song_id)+"), 0) + 1)"
-                )
-    conn.commit()
-    delete_entry(entry_id)
-    conn.close()
-    return True
-
-
-def check_entry_quota(client_id):
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("SELECT Count(*) FROM entries WHERE entries.Client_Id = ?", (client_id,))
-    return cur.fetchall()[0][0]
-
-def check_queue_length():
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("SELECT Count(*) FROM entries")
-    return cur.fetchall()[0][0]
-
-def clear_played_songs():
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("DELETE FROM done_songs")
-    conn.commit()
-    conn.close()
-    return True
-
-
-def delete_entry(id):
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("DELETE FROM entries WHERE id=?", (id,))
-    conn.commit()
-    conn.close()
-    return True
-
-
-def delete_entries(ids):
-    idlist = []
-    for x in ids:
-        idlist.append((x,))
-    try:
-        conn = open_db()
-        cur = conn.cursor()
-        cur.executemany("DELETE FROM entries WHERE id=?", idlist)
-        conn.commit()
-        conn.close()
-        return cur.rowcount
-    except sqlite3.Error as error:
-        return -1
-
-
-def delete_all_entries():
-    conn = open_db()
-    cur = conn.cursor()
-    cur.execute("DELETE FROM entries")
-    conn.commit()
-    conn.close()
-    return True

backend/app/helpers.py

@@ -1,49 +0,0 @@
-import requests
-from bs4 import BeautifulSoup
-import json
-import os
-import uuid
-
-data_directory = "data"
-config_file = data_directory+"/config.json"
-
-def create_data_directory():
-    if not os.path.exists(data_directory):
-        os.makedirs(data_directory)
-
-
-def get_catalog_url():
-    r = requests.get('https://www.karafun.de/karaoke-song-list.html')
-    soup = BeautifulSoup(r.content, 'html.parser')
-    url = soup.findAll('a', href=True, text='Available in CSV format')[0]['href']
-    return url
-
-def get_songs(url):
-    r = requests.get(url)
-    return r.text
-
-def is_valid_uuid(val):
-    try:
-        uuid.UUID(str(val))
-        return True
-    except ValueError:
-        return False
-
-def check_config_exists():
-    return os.path.isfile(config_file)
-
-def setup_config(app):
-    if check_config_exists():
-        config = json.load(open(config_file))
-        with open(config_file, 'r') as handle:
-            config = json.load(handle)
-        print("Loaded existing config")
-    else:
-        config = {'username': 'admin', 'password': 'changeme', 'entryquota': 3, 'maxqueue': 20}
-        with open(config_file, 'w') as handle:
-            json.dump(config, handle, indent=4, sort_keys=True)
-        print("Wrote new config")
-    app.config['BASIC_AUTH_USERNAME'] = config['username']
-    app.config['BASIC_AUTH_PASSWORD'] = config['password']
-    app.config['ENTRY_QUOTA'] = config['entryquota']
-    app.config['MAX_QUEUE'] = config['maxqueue']

backend/app/requirements.txt

@@ -1,4 +0,0 @@
-requests
-pandas
-Flask-BasicAuth
-bs4

backend/app/static/css/style.css

@@ -1,77 +0,0 @@
-body {
-    padding-top: 5rem;
-}
-
-html, body {
-    height: 100%;
-}
-
-.site {
-    height: auto;
-    min-height: 100%;
-}
-
-main {
-    padding-bottom: 60px; /* Höhe des Footers */
-}
-
-.footer {
-    margin-top: -60px;
-    width: 100%;
-    height: 60px;
-    /* Set the fixed height of the footer here */
-    /*line-height: 60px; /* Vertically center the text there */
-    background-color: #f5f5f5;
-}
-
-.topbutton {
-    width: 100%;
-}
-
-table td {
-    overflow: hidden;
-    text-overflow: ellipsis;
-}
-
-table.entries tbody tr[data-index="0"] {
-    background-color: #007bff80;
-    font-weight: 600;
-}
-
-table.entries tbody tr[data-index="1"] {
-    background-color: #007bff40;
-    font-weight: 500;
-}
-
-table.entries tbody tr[data-index="2"] {
-    background-color: #007bff20;
-    font-weight: 400;
-}
-
-table.entries tbody tr[data-index="3"] {
-    background-color: #007bff10;
-}
-
-table td:first-child {
-    max-width: 200px !important;
-}
-
-@media (min-width: 768px) {
-    .topbutton {
-        width: auto;
-    }
-}
-
-@media print {
-    body {
-        font-size: 1.3em;
-    }
-
-    .footer {
-        display: none !important;
-    }
-
-    .admincontrols {
-        display: none;
-    }
-}

backend/app/templates/settings.html

@@ -1,18 +0,0 @@
-{% extends 'base.html' %}
-{% block title %}Einstellungen{% endblock %}
-{% block content %}
-<form method="post">
-    <p>
-        <label for="entryquota">Maximale Anzahl an Einträgen pro Nutzer</label>
-        <input type="number" class="form-control" id="entryquota" name="entryquota" min=1 value={{app.config['ENTRY_QUOTA']}}>
-    </p>
-    <p>
-        <label for="maxqueue">Maximale Anzahl an Einträgen Insgesamt</label>
-        <input type="number" class="form-control" id="maxqueue" name="maxqueue" min=1 value={{app.config['MAX_QUEUE']}}>
-    </p>
-    <input type="submit" class="btn btn-primary mr-1 mb-2" value="Einstellungen anwenden">
-    <input type="button" class="btn btn-default mr-1 mb-2" onclick="$.get('/writeSettings').done(()=>{alert('Einstellungen gespeichert')}).fail(()=>{alert('Fehler beim Speichern der Einstellungen')})" value="Einstellungen speichern"/>
-</form>
-{% endblock %}
-{% block extrajs %}
-{% endblock %}

backend/data_adapters.py

@@ -0,0 +1,5 @@
+def dict_from_rows(rows):
+    outlist=[]
+    for row in rows:
+        outlist.append(dict(row._mapping))
+    return outlist

backend/database.py

@@ -0,0 +1,262 @@
+# -*- coding: utf_8 -*-
+
+from email.mime import base
+from MySQLdb import Connection
+from sqlalchemy import create_engine, engine, text
+import pandas
+from io import StringIO
+from flask import current_app
+
+song_table = "songs"
+entry_table = "entries"
+index_label = "Id"
+done_table = "done_songs"
+
+sql_engine = None
+
+
+def get_db_engine() -> engine.base.Engine:
+    global sql_engine
+    if (not sql_engine):
+        print(current_app.config.get("DBCONNSTRING"))
+        sql_engine = create_engine(
+            current_app.config.get("DBCONNSTRING"))  # type: ignore
+    return sql_engine
+
+
+def import_songs(song_csv):
+    print("Start importing Songs...")
+    df = pandas.read_csv(StringIO(song_csv), sep=';')
+    with get_db_engine().connect() as conn:
+        df.to_sql(song_table, conn, if_exists='replace',
+                  index=False)
+        cur = conn.execute(text("SELECT Count(Id) FROM songs"))
+        num_songs = cur.fetchone()[0]  # type: ignore
+        conn.commit()
+    print("Imported songs ({} in Database)".format(num_songs))
+    return ("Imported songs ({} in Database)".format(num_songs))
+
+
+def create_entry_table():
+    with get_db_engine().connect() as conn:
+        stmt = text(
+            f'CREATE TABLE IF NOT EXISTS `{entry_table}` (ID INTEGER PRIMARY KEY NOT NULL AUTO_INCREMENT, Song_Id INTEGER NOT NULL, Name VARCHAR(255), Client_Id VARCHAR(36), Transferred INTEGER DEFAULT 0)')
+        conn.execute(stmt)
+        conn.commit()
+
+
+def create_done_song_table():
+    with get_db_engine().connect() as conn:
+        stmt = text(
+            f'CREATE TABLE IF NOT EXISTS `{done_table}` (Song_Id INTEGER PRIMARY KEY NOT NULL,  Plays INTEGER)')
+        conn.execute(stmt)
+        conn.commit()
+
+
+def create_song_table():
+    with get_db_engine().connect() as conn:
+        stmt = text(f"""CREATE TABLE IF NOT EXISTS `{song_table}` (
+        `Id` INTEGER,
+        `Title` TEXT,
+        `Artist` TEXT,
+        `Year` VARCHAR(4),
+        `Duo` BOOLEAN,
+        `Explicit` INTEGER,
+        `Date Added` TIMESTAMP,
+        `Styles` TEXT,
+        `Languages` TEXT
+        )""")
+        conn.execute(stmt)
+        conn.commit()
+
+
+def create_list_view():
+    with get_db_engine().connect() as conn:
+        stmt = text("""CREATE OR REPLACE VIEW `Liste` AS
+                 SELECT Name, Title, Artist, entries.Id AS entry_ID, songs.Id AS song_ID, entries.Transferred
+                 FROM entries, songs
+                 WHERE entries.Song_Id=songs.Id""")
+        conn.execute(stmt)
+        conn.commit()
+
+
+def create_done_song_view():
+    with get_db_engine().connect() as conn:
+        stmt = text("""CREATE OR REPLACE VIEW `Abspielliste` AS
+                 SELECT CONCAT(Artist," - ", Title) AS Song, Plays AS Wiedergaben
+                 FROM songs, done_songs
+                 WHERE done_songs.Song_Id=songs.Id""")
+        conn.execute(stmt)
+        conn.commit()
+
+
+def create_config_table():
+    with get_db_engine().connect() as conn:
+        stmt = text("""CREATE TABLE IF NOT EXISTS `config` (
+        `Key` VARCHAR(50) NOT NULL PRIMARY KEY,
+        `Value` TEXT
+        )""")
+        conn.execute(stmt)
+        conn.commit()
+
+
+def get_list():
+    with get_db_engine().connect() as conn:
+        stmt = text("SELECT * FROM Liste")
+        cur = conn.execute(stmt)
+    return cur.fetchall()
+
+
+def get_played_list():
+    with get_db_engine().connect() as conn:
+        stmt = text("SELECT * FROM Abspielliste")
+        cur = conn.execute(stmt)
+    return cur.fetchall()
+
+
+def get_song_list():
+    with get_db_engine().connect() as conn:
+        stmt = text("SELECT Artist || \" - \" || Title AS Song, Id FROM songs;")
+        cur = conn.execute(stmt)
+    return cur.fetchall()
+
+
+def get_song_completions(input_string):
+    with get_db_engine().connect() as conn:
+        prepared_string = f"%{input_string.upper()}%"
+        stmt = text(
+            "SELECT CONCAT(Artist, ' - ', Title) AS Song, Id FROM songs WHERE CONCAT(Artist, ' - ', Title) LIKE :prepared_string LIMIT 20;")
+        cur = conn.execute(
+            stmt, {"prepared_string": prepared_string})  # type: ignore
+        return cur.fetchall()
+
+
+def add_entry(name, song_id, client_id):
+    with get_db_engine().connect() as conn:
+        stmt = text(
+            "INSERT INTO entries (Song_Id,Name,Client_Id) VALUES (:par_song_id,:par_name,:par_client_id);")
+        conn.execute(stmt, {"par_song_id": song_id, "par_name": name,
+                     "par_client_id": client_id})  # type: ignore
+        conn.commit()
+    return True
+
+
+def add_sung_song(entry_id):
+    with get_db_engine().connect() as conn:
+        stmt = text("SELECT Song_Id FROM entries WHERE Id=:par_entry_id")
+        cur = conn.execute(stmt, {"par_entry_id": entry_id})  # type: ignore
+        song_id = cur.fetchone()[0]  # type: ignore
+        stmt = text(
+            "INSERT INTO done_songs (Song_Id,Plays) VALUES (:par_song_id,1) ON DUPLICATE KEY UPDATE Plays=Plays + 1;")
+        conn.execute(stmt, {"par_song_id": song_id})  # type: ignore
+        conn.commit()
+        delete_entry(entry_id)
+    return True
+
+
+def toggle_transferred(entry_id):
+    with get_db_engine().connect() as conn:
+        cur = conn.execute(text("SELECT Transferred FROM entries WHERE ID = :par_entry_id"),
+                           {"par_entry_id": entry_id})  # type: ignore
+        marked = cur.fetchall()[0][0]
+        if (marked == 0):
+            conn.execute(text("UPDATE entries SET Transferred = 1 WHERE ID = :par_entry_id"),
+                         {"par_entry_id": entry_id})  # type: ignore
+        else:
+            conn.execute(text("UPDATE entries SET Transferred = 0 WHERE ID = :par_entry_id"),
+                         {"par_entry_id": entry_id})  # type: ignore
+        conn.commit()
+    return True
+
+
+def check_entry_quota(client_id):
+    with get_db_engine().connect() as conn:
+        cur = conn.execute(text("SELECT Count(*) FROM entries WHERE entries.Client_Id = :par_client_id"),
+                           {"par_client_id": client_id})  # type: ignore
+    return cur.fetchall()[0][0]
+
+
+def check_queue_length():
+    with get_db_engine().connect() as conn:
+        cur = conn.execute(text("SELECT Count(*) FROM entries"))
+    return cur.fetchall()[0][0]
+
+
+def clear_played_songs():
+    with get_db_engine().connect() as conn:
+        conn.execute(text("DELETE FROM done_songs"))
+        conn.commit()
+    return True
+
+
+def delete_entry(id):
+    with get_db_engine().connect() as conn:
+        conn.execute(text("DELETE FROM entries WHERE id= :par_id"), {
+                     "par_id": id})  # type: ignore
+        conn.commit()
+    return True
+
+
+def delete_entries(ids):
+    idlist = []
+    for x in ids:
+        idlist.append((x,))
+    try:
+        with get_db_engine().connect() as conn:
+            cur = conn.execute(text("DELETE FROM entries WHERE id= :par_id"), {
+                               "par_id": idlist})
+            conn.commit()
+        return cur.rowcount
+    except Exception as error:
+        return -1
+
+
+def delete_all_entries() -> bool:
+    with get_db_engine().connect() as conn:
+        conn.execute(text("DELETE FROM entries"))
+        conn.commit()
+    return True
+
+
+def get_config(key: str) -> str:
+    try:
+        with get_db_engine().connect() as conn:
+            cur = conn.execute(
+                text("SELECT `Value` FROM config WHERE `Key`= :par_key"), {"par_key": key})  # type: ignore
+            conn.commit()
+        return cur.fetchall()[0][0]
+    except IndexError as error:
+        return ""
+
+
+def set_config(key: str, value: str) -> bool:
+    print(f"Setting config {key} to {value}")
+    with get_db_engine().connect() as conn:
+        conn.execute(text(
+            "INSERT INTO config (`Key`, `Value`) VALUES ( :par_key , :par_value) ON DUPLICATE KEY UPDATE `Value`= :par_value"),
+            {"par_key": key, "par_value": value}
+        )  # type: ignore
+        conn.commit()
+    return True
+
+
+def get_config_list() -> dict:
+    with get_db_engine().connect() as conn:
+        cur = conn.execute(text("SELECT * FROM config"))
+        result_dict = {}
+        for row in cur.fetchall():
+            result_dict[row[0]] = row[1]
+    return result_dict
+
+
+def check_config_table() -> bool:
+    with get_db_engine().connect() as conn:
+        if conn.dialect.has_table(conn, 'config'):
+            # type: ignore
+            # type: ignore
+            if (conn.execute(text("SELECT COUNT(*) FROM config")).fetchone()[0] > 0): # type: ignore
+                return True
+            else:
+                return False
+        else:
+            return False

backend/helpers.py

@@ -0,0 +1,164 @@
+import requests
+from bs4 import BeautifulSoup
+import json
+import os
+import uuid
+from flask import make_response, Flask
+from functools import wraps, update_wrapper
+from datetime import datetime
+import database
+
+def get_catalog_url():
+    r = requests.get('https://www.karafun.de/karaoke-song-list.html')
+    soup = BeautifulSoup(r.content, 'html.parser')
+    url = soup.findAll(
+        'a', href=True, text='Verfügbar in CSV-Format')[0]['href']
+    return url
+
+
+def get_songs(url):
+    r = requests.get(url)
+    return r.text
+
+
+def is_valid_uuid(val):
+    try:
+        uuid.UUID(str(val))
+        return True
+    except ValueError:
+        return False
+
+
+def check_config_exists():
+    return database.check_config_table()
+
+
+def load_version(app: Flask):
+    if os.environ.get("SOURCE_VERSION"):
+        app.config['VERSION'] = os.environ.get("SOURCE_VERSION")[0:7]  # type: ignore # noqa: E501
+    elif os.path.isfile(".version"):
+        with open('.version', 'r') as file:
+            data = file.read().replace('\n', '')
+            if data:
+                app.config['VERSION'] = data
+            else:
+                app.config['VERSION'] = ""
+    else:
+        app.config['VERSION'] = ""
+
+
+def load_dbconfig(app: Flask):
+    if os.environ.get("FLASK_ENV") == "development":
+        app.config['DBCONNSTRING'] = os.environ.get("DBSTRING")
+    else:
+        if os.environ.get("DEPLOYMENT_PLATFORM") == "Heroku":
+            if os.environ.get("JAWSDB_MARIA_URL"):
+                app.config['DBCONNSTRING'] = os.environ.get("JAWSDB_MARIA_URL")
+            else:
+                app.config['DBCONNSTRING'] = ""
+        if os.environ.get("DEPLOYMENT_PLATFORM") == "Docker":
+            if os.environ.get("DBSTRING"):
+                app.config['DBCONNSTRING'] = os.environ.get("DBSTRING")
+            else:
+                app.config['DBCONNSTRING'] = ""
+        elif os.path.isfile(".dbconn"):
+            with open('.dbconn', 'r') as file:
+                data = file.read().replace('\n', '')
+                if data:
+                    app.config['DBCONNSTRING'] = data
+                else:
+                    app.config['DBCONNSTRING'] = ""
+        else:
+            exit("No database connection string found. Cannot continue. Please set the environment variable DBSTRING or create a file .dbconn in the root directory of the project.")
+
+# Check if config exists in DB, if not, create it.
+
+
+def setup_config(app: Flask):
+    if check_config_exists() == False:
+        print("No config found, creating new config")
+        initial_username = os.environ.get("INITIAL_USERNAME")
+        initial_password = os.environ.get("INITIAL_PASSWORD")
+        if initial_username is None:
+            print(
+                "No initial username set. Please set the environment variable INITIAL_USERNAME")
+            exit()
+        if initial_password is None:
+            print(
+                "No initial password set. Please set the environment variable INITIAL_PASSWORD")
+            exit()
+        default_config = {'username': initial_username,
+                          'password': initial_password,
+                          'entryquota': 3,
+                          'maxqueue': 20,
+                          'entries_allowed': 1,
+                          'theme': 'default.css'}
+        for key, value in default_config.items():
+            database.set_config(key, value)
+        print("Created new config")
+    config = database.get_config_list()
+    app.config['BASIC_AUTH_USERNAME'] = config['username']
+    app.config['BASIC_AUTH_PASSWORD'] = config['password']
+    app.config['ENTRY_QUOTA'] = config['entryquota']
+    app.config['MAX_QUEUE'] = config['maxqueue']
+    app.config['ENTRIES_ALLOWED'] = bool(config['entries_allowed'])
+    app.config['THEME'] = config['theme']
+
+# set queue admittance
+
+
+def set_accept_entries(app: Flask, allowed: bool):
+    if allowed:
+        app.config['ENTRIES_ALLOWED'] = True
+        database.set_config('entries_allowed', '1')
+    else:
+        app.config['ENTRIES_ALLOWED'] = False
+        database.set_config('entries_allowed', '0')
+
+# get queue admittance
+
+
+def get_accept_entries(app: Flask) -> bool:
+    state = bool(int(database.get_config('entries_allowed')))
+    app.config['ENTRIES_ALLOWED'] = state
+    return state
+
+
+# Write settings from current app.config to DB
+def persist_config(app: Flask):
+    config = {'username': app.config['BASIC_AUTH_USERNAME'], 'password': app.config['BASIC_AUTH_PASSWORD'],
+              'entryquota': app.config['ENTRY_QUOTA'], 'maxqueue': app.config['MAX_QUEUE']}
+    for key, value in config.items():
+        database.set_config(key, value)
+
+# Get available themes from themes directory
+
+
+def get_themes():
+    themes = []
+    for theme in os.listdir('./static/css/themes'):
+        themes.append(theme)
+    return themes
+
+# Set theme
+
+
+def set_theme(app: Flask, theme: str):
+    if theme in get_themes():
+        app.config['THEME'] = theme
+        database.set_config('theme', theme)
+    else:
+        print("Theme not found, not setting theme.")
+
+
+def nocache(view):
+    @wraps(view)
+    def no_cache(*args, **kwargs):
+        response = make_response(view(*args, **kwargs))
+        response.headers['Last-Modified'] = datetime.now()  # type: ignore
+        response.headers['Cache-Control'] = 'no-store, no-cache, must-revalidate, post-check=0, pre-check=0, max-age=0'
+        response.headers['Pragma'] = 'no-cache'
+        response.headers['Expires'] = '-1'
+        return response
+
+    return update_wrapper(no_cache, view)

backend/main.py

@@ -0,0 +1,4 @@
+from app import app
+
+if __name__ == "__main__":
+        app.run()

backend/requirements.txt

@@ -0,0 +1,30 @@
+autopep8
+beautifulsoup4
+bs4
+certifi
+charset-normalizer
+click
+Flask
+Flask-BasicAuth
+greenlet
+gunicorn
+idna
+itsdangerous
+Jinja2
+mariadb
+MarkupSafe
+mysql
+mysqlclient
+numpy
+pandas
+pycodestyle
+PyMySQL
+python-dateutil
+pytz
+requests
+six
+soupsieve
+SQLAlchemy
+toml
+urllib3
+Werkzeug

backend/static/css/style.css

@@ -0,0 +1,194 @@
+:root {
+    /* Navbar */
+    --navbar-background-color: #343a40;
+    --navbar-text-color: rgba(255, 255, 255, .5);
+    --navbar-text-color-hover: rgba(255, 255, 255, .75);
+    --navbar-text-color-active: rgba(255, 255, 255, 1);
+
+    /* Common */
+    --background-color: #ffffff;
+    --background-color-var: #f5f5f5;
+    --text-color: #212529;
+    --text-color-var: #343a40;
+
+    /* Modals */
+    --modal-background-color: #ffffff;
+    --modal-separator-color: #dee2e6;
+    --modal-close-color: #212529;
+
+    /* Tables */
+    --table-border-color: #dee2e6;
+
+    /* Input */
+    --input-background-color: #ffffff;
+}
+
+
+body {
+    padding-top: 5rem;
+    background-color: var(--background-color);
+}
+
+html,
+body {
+    height: 100%;
+}
+
+.site {
+    height: auto;
+    min-height: 100%;
+}
+
+main {
+    padding-bottom: 60px;
+    /* Höhe des Footers */
+}
+
+.footer {
+    margin-top: -60px;
+    width: 100%;
+    height: 60px;
+    /* Set the fixed height of the footer here */
+    /*line-height: 60px; /* Vertically center the text there */
+    background-color: var(--background-color-var);
+}
+
+.topbutton {
+    width: 100%;
+}
+
+table td {
+    overflow: hidden;
+    text-overflow: ellipsis;
+}
+
+table.entries tbody tr[data-index="0"] {
+    background-color: #007bff80;
+    font-weight: 600;
+}
+
+table.entries tbody tr[data-index="1"] {
+    background-color: #007bff40;
+    font-weight: 500;
+}
+
+table.entries tbody tr[data-index="2"] {
+    background-color: #007bff20;
+    font-weight: 400;
+}
+
+table.entries tbody tr[data-index="3"] {
+    background-color: #007bff10;
+}
+
+table td:first-child {
+    max-width: 200px !important;
+}
+
+.fa-solid {
+    vertical-align: auto;
+}
+
+@media (min-width: 768px) {
+    .topbutton {
+        width: auto;
+    }
+}
+
+@media print {
+    body {
+        font-size: 1.3em;
+    }
+
+    .footer {
+        display: none !important;
+    }
+
+    .admincontrols {
+        display: none;
+    }
+}
+
+body {
+    background-color: var(--background-color);
+    color: var(--text-color);
+}
+
+.footer {
+    background-color: var(--background-color-var);
+}
+
+.modal-content {
+    background-color: var(--background-color);
+    color: var(--text-color);
+}
+
+.modal-header {
+    background-color: var(--background-color);
+    color: var(--text-color-var);
+    border-color: var(var(--modal-separator-color));
+}
+
+.modal-footer {
+    background-color: var(--background-color);
+    color: var(--text-color-var);
+    border-color: var(var(--modal-separator-color));
+}
+
+.form-control {
+    background-color: var(--input-background-color);
+    color: var(--text-color)
+}
+
+.form-control:focus {
+    background-color: var(--input-background-color);
+    color: var(--text-color)
+}
+
+.table td,
+.table th {
+    border-color: var(--table-border-color)
+}
+
+.table thead th {
+    border-color: var(--table-border-color)
+}
+
+table td.buttoncell {
+    text-align: end;
+}
+
+.close {
+    color: var(--text-color)
+}
+
+pre {
+    color: var(--text-color-var)
+}
+
+@media (prefers-color-scheme: dark) {
+    :root {
+        /* Navbar */
+        --navbar-background-color: #343a40;
+        --navbar-text-color: rgba(255, 255, 255, .5);
+        --navbar-text-color-hover: rgba(255, 255, 255, .75);
+        --navbar-text-color-active: rgba(255, 255, 255, 1);
+
+        /* Common */
+        --background-color: #121212;
+        --background-color-var: #232323;
+        --text-color: #f5f5f5;
+        --text-color-var: #a2a2a2;
+
+        /* Modals */
+        --modal-background-color: #121212;
+        --modal-separator-color: #232323;
+        --modal-close-color: #f5f5f5;
+
+        /* Tables */
+        --table-border-color: #232323;
+
+        /* Input */
+        --input-background-color: #343434;
+    }
+}

backend/static/css/themes/stuk.css

@@ -0,0 +1,91 @@
+.navbar {
+    background: #090a28 !important;
+}
+
+.navbar .navbar-toggle:hover,
+.navbar .navbar-toggle:focus {
+    background-color: #900000 !important;
+}
+
+.navbar .navbar-toggle {
+    border: none;
+}
+
+.navbar .navbar-nav>.open>a,
+.navbar .navbar-nav>.open>a:hover,
+.navbar .navbar-nav>.open>a:focus {
+    color: #CF2323 !important;
+    background-color: #050515 !important;
+}
+
+.btn-primary {
+    background-color: #15175b;
+    border-color: #15175b;
+}
+
+.btn-primary:hover,
+.btn-primary:focus {
+    background-color: #0e103e;
+    background-position: 0 -15px;
+}
+
+.btn-primary:active,
+.btn-primary.active {
+    background-color: #0e103e;
+    border-color: #0e103e;
+}
+
+.btn-primary.disabled,
+.btn-primary:disabled,
+.btn-primary[disabled] {
+    background-color: #0e103e;
+    background-image: none;
+}
+
+.dropdown-menu>li>a:hover,
+.dropdown-menu>li>a:focus {
+    color: #8A0711;
+}
+
+.dropdown-menu>.active>a,
+.dropdown-menu>.active>a:hover,
+.dropdown-menu>.active>a:focus {
+    background-color: #2e6da4;
+    background-image: -webkit-linear-gradient(top, #337ab7 0%, #2e6da4 100%);
+    background-image: -o-linear-gradient(top, #337ab7 0%, #2e6da4 100%);
+    background-image: -webkit-gradient(linear, left top, left bottom, from(#337ab7), to(#2e6da4));
+    background-image: linear-gradient(to bottom, #337ab7 0%, #2e6da4 100%);
+    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff337ab7', endColorstr='#ff2e6da4', GradientType=0);
+    background-repeat: repeat-x;
+}
+
+.navbar .navbar-nav>li>a:hover {
+    color: #b60000;
+}
+
+.form-control:focus {
+    border-color: rgba(21, 23, 91, 0.8);
+    outline: 0;
+    -webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, .075),
+    0 0 8px rgba(21, 23, 91, 0.6);
+    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.075) inset,
+    0 0 8px rgba(21, 23, 91, 0.6);
+}
+
+a {
+    color: #900000;
+}
+
+a:hover,
+a:focus {
+    color: #670000;
+}
+
+.navbar-brand {
+    display: flex;
+    align-items: center;
+}
+
+.navbar-brand > img {
+    height: 4rem;
+}

backend/static/manifest.webmanifest

@@ -2,12 +2,13 @@
     "name": "KaraoQueue",
     "short_name": "KaraoQueue",
     "start_url": "/",
+    "url": "https://karaoqueue-323511.appspot.com/",
     "display": "standalone",
     "background_color": "#343a40",
     "description": "Eine Karaokewarteliste.",
     "icons": [{
-        "src": "images/touch/homescreen192.png",
-        "sizes": "192x192",
+        "src": "images/touch/homescreen512.png",
+        "sizes": "512x512",
         "type": "image/png"
     }],
     "related_applications": [{

backend/templates/base.html

@@ -6,13 +6,14 @@
     <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
     <meta name="description" content="">
     <meta name="author" content="">
+    <meta name="color-scheme" content="light dark" />
     <link rel="icon" href="favicon.ico">
     <link rel="manifest" href="/static/manifest.webmanifest">
 
     <title>{% block title %}{% endblock %} - KaraoQueue</title>
 
     <!-- Bootstrap-Tables -->
-    <link rel="stylesheet" href="https://unpkg.com/bootstrap-table@1.15.3/dist/bootstrap-table.min.css">
+    <link rel="stylesheet" href="https://unpkg.com/bootstrap-table@1.21.2/dist/bootstrap-table.min.css">
 
     <!-- Bootstrap core CSS -->
     <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css"
@@ -22,12 +23,16 @@
     <link href="static/css/style.css" rel="stylesheet">
 
     <!-- Fontawesome Icons -->
-    <link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.2/css/all.css"
-        integrity="sha384-oS3vJWv+0UjzBfQzYUhtDYW+Pj2yciDJxpsK1OYPAYjqT085Qq/1cq5FLXAZQ7Ay" crossorigin="anonymous">
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css"
+        integrity="sha512-iecdLmaskl7CVkqkXNQ/ZH/XLlvWZOJyj7Yy7tcenmpD1ypASozpmT/E0iPtmFIB46ZmdtAc9eNBvH0H/ZpiBw=="
+        crossorigin="anonymous" referrerpolicy="no-referrer" />
 
     <!-- Bootstraptoggle -->
     <link href="https://gitcdn.github.io/bootstrap-toggle/2.2.2/css/bootstrap-toggle.min.css" rel="stylesheet">
 
+    <!-- Active Theme -->
+    <link href="static/css/themes/{{config['THEME']}}" rel="stylesheet">
+
 </head>
 
 <body>
@@ -73,9 +78,9 @@
             {% if not auth %}
             <a href="/login" class="ml-1 mr-1"><i class="fas fa-sign-in-alt mr-1"></i><span>Login</span></a>
             {% endif %}
-            <!--<a href="https://github.com/PhoenixTwoFive/karaoqueue"
-                class="ml-1 mr-1"><i class="fab fa-github mr-1"></i><span>Github</span></a>-->
-            <span class="text-muted">KaraoQueue (stale branch) -&nbsp;<span>&copy</span>&nbsp;2019-2021 - Phillip
+            <a href="https://github.com/PhoenixTwoFive/karaoqueue"
+                class="ml-1 mr-1"><i class="fab fa-github mr-1"></i><span>Github</span></a>
+            <span class="text-muted"> {{karaoqueue_version}} -&nbsp;2019-23 - Phillip
                 Kühne</span>
         </div>
     </footer>
@@ -96,9 +101,9 @@
     <script src="https://cdnjs.cloudflare.com/ajax/libs/bootbox.js/4.4.0/bootbox.min.js"
         integrity="sha256-4F7e4JsAJyLUdpP7Q8Sah866jCOhv72zU5E8lIRER4w=" crossorigin="anonymous">
         </script>
-    <script src="https://unpkg.com/bootstrap-table@1.15.3/dist/bootstrap-table.min.js"></script>
+    <script src="https://unpkg.com/bootstrap-table@1.21.2/dist/bootstrap-table.min.js"></script>
     <script
-        src="https://unpkg.com/bootstrap-table@1.15.3/dist/extensions/auto-refresh/bootstrap-table-auto-refresh.min.js"></script>
+        src="https://unpkg.com/bootstrap-table@1.21.2/dist/extensions/auto-refresh/bootstrap-table-auto-refresh.min.js"></script>
     <script src="https://gitcdn.github.io/bootstrap-toggle/2.2.2/js/bootstrap-toggle.min.js"></script>
     {% block extrajs %}{% endblock %}
     <script>
@@ -122,7 +127,7 @@
 
         function loadOrGenerateClientId() {
             if (!localStorage.getItem("clientId")) {
-                localStorage.setItem("clientId",create_UUID())
+                localStorage.setItem("clientId", create_UUID())
             }
         }
     </script>

backend/templates/main.html

@@ -29,6 +29,9 @@ $.getJSON("/api/entries/accept", (data) => {
         $("#bfb").addClass("disabled")
         $("#bfb").prop("aria-disabled",true);
         $("#bfb").prop("tabindex","-1");
+        $("#bfb").wrap("<span class='tooltip-span' tabindex='0' data-toggle='tooltip' data-placement='bottom'></span>");
+                $(".tooltip-span").prop("title", "Eintragungen sind leider momentan nicht möglich.")
+                $('[data-toggle="tooltip"]').tooltip()
     }
 })
 </script>

backend/templates/main_admin.html

@@ -1,15 +1,13 @@
-
-
 {% extends 'base.html' %}
 {% block title %}Warteliste-Admin{% endblock %}
 {% block content %}
 <style>
-table td:nth-child(2) {
-    overflow-y: hidden;
-    overflow-x: auto;
-    text-overflow: clip;
-    max-width: 200px !important;
-}
+    table td:nth-child(2) {
+        overflow-y: hidden;
+        overflow-x: auto;
+        text-overflow: clip;
+        max-width: 200px !important;
+    }
 </style>
 <div class="container">
     <div id="toolbar">
@@ -18,24 +16,13 @@ table td:nth-child(2) {
         <button type="button" class="topbutton btn btn-danger" onclick="confirmUpdateSongDatabase()"><i
                 class="fas fa-file-import mr-2"></i>Song-Datenbank
             aktualisieren</button>
-        <input id="entryToggle" type="checkbox" class="topbutton" data-toggle="toggle" data-on="Eintragen erlaubt" data-off="Eintragen deaktiviert" data-onstyle="success" data-offstyle="danger">
+        <input id="entryToggle" type="checkbox" class="topbutton" data-toggle="toggle" data-on="Eintragen erlaubt"
+            data-off="Eintragen deaktiviert" data-onstyle="success" data-offstyle="danger">
     </div>
-    <table class="table entries"
-            id="entrytable"
-            data-toggle="table"
-            data-search="true"
-            data-show-columns="true"
-            data-show-toggle="true"
-            data-multiple-select-row="true"
-            data-click-to-select="true"
-            data-toolbar="#toolbar"
-            data-pagination="true"
-            data-show-extended-pagination="true"
-            data-classes="table table-hover"
-            data-url="/api/queue"
-            data-show-refresh="true"
-            data-auto-refresh="true"
-            data-auto-refresh-interval="10">
+    <table class="table entries" id="entrytable" data-toggle="table" data-search="true" data-show-columns="true"
+        data-show-toggle="true" data-multiple-select-row="true" data-click-to-select="true" data-toolbar="#toolbar"
+        data-pagination="true" data-show-extended-pagination="true" data-classes="table table-hover"
+        data-url="/api/queue" data-show-refresh="true" data-auto-refresh="true" data-auto-refresh-interval="10">
         <thead>
             <tr>
                 <th data-field="state" data-checkbox="true"></th>
@@ -52,16 +39,19 @@ table td:nth-child(2) {
 {% block extrajs %}
 <script>
     $(function () {
-        $('#entryToggle').change(function() {
-            $.ajax({url: "/api/entries/accept/"+($('#entryToggle').is(":checked") ? "1" : "0"), complete: setTimeout(refreshEntryToggle, 1000)});
-        })
         refreshEntryToggle()
-        $("#entrytable").bootstrapTable().on('load-success.bs.table', function() {
+        $('#entryToggle').change(function () {
+            $.ajax({ url: "/api/entries/accept/" + ($('#entryToggle').is(":checked") ? "1" : "0"), complete: setTimeout(refreshEntryToggle, 1000) });
+        })
+        $("#entrytable").bootstrapTable().on('load-success.bs.table', function () {
             $('[data-toggle="tooltip"]').tooltip()
         })
+        $('[data-toggle="tooltip"]').tooltip({
+            trigger: 'hover'
+        })
     })
     function confirmDeleteEntry(name, entry_id) {
-        bootbox.confirm("Wirklich den Eintrag von "+name+" löschen?", function(result){
+        bootbox.confirm("Wirklich den Eintrag von " + name + " löschen?", function (result) {
             if (result) {
                 deleteEntry(entry_id)
             }
@@ -69,7 +59,7 @@ table td:nth-child(2) {
     }
     function confirmDeleteSelectedEntries() {
         bootbox.confirm({
-            message: "Wirklich gewählte Eintragungen löschen?", 
+            message: "Wirklich gewählte Eintragungen löschen?",
             buttons: {
                 confirm: {
                     label: 'Ja',
@@ -80,7 +70,7 @@ table td:nth-child(2) {
                     className: 'btn btn-secondary'
                 }
             },
-            callback: function(result){
+            callback: function (result) {
                 if (result) {
                     DeleteSelectedEntries(getIdSelections())
                 }
@@ -100,22 +90,22 @@ table td:nth-child(2) {
                     className: 'btn btn-secondary'
                 }
             },
-            callback: function(result){
+            callback: function (result) {
                 if (result) {
                     var dialog = bootbox.dialog({
                         message: '<p class="text-center mb-0"><i class="fa fa-spin fa-cog"></i> Aktualisiere Song-Datenbank...</p>',
-    
+
                         closeButton: false
                     });
-                    updateSongDatabase(dialog)                    
+                    updateSongDatabase(dialog)
                 }
             }
         })
     }
     function refreshEntryToggle() {
         $.getJSON("/api/entries/accept", (data) => {
-            if (data["value"]!=$('#entryToggle').is(":checked")) {
-                if(data["value"]==1) {
+            if (data["value"] != $('#entryToggle').is(":checked")) {
+                if (data["value"] == 1) {
                     $('#entryToggle').data('bs.toggle').on('true')
                 }
                 else {
@@ -125,40 +115,53 @@ table td:nth-child(2) {
         })
     }
     function deleteEntry(entry_id) {
-       $.ajax({
-        type: 'GET',
-        url: '/api/entries/delete/'+entry_id,
-        contentType: "application/json",
-        dataType: 'json',
-        async: false
-       });
-       $("#entrytable").bootstrapTable('refresh')
-    
+        $.ajax({
+            type: 'GET',
+            url: '/api/entries/delete/' + entry_id,
+            contentType: "application/json",
+            dataType: 'json',
+            async: false
+        });
+        $("#entrytable").bootstrapTable('refresh')
+
     }
     function markEntryAsSung(entry_id) {
-       $.ajax({
-        type: 'GET',
-        url: '/api/entries/mark_sung/'+entry_id,
-        contentType: "application/json",
-        dataType: 'json',
-        async: false
-       });
-       $("#entrytable").bootstrapTable('refresh')
-    
+        $.ajax({
+            type: 'GET',
+            url: '/api/entries/mark_sung/' + entry_id,
+            contentType: "application/json",
+            dataType: 'json',
+            async: false
+        });
+        $("#entrytable").bootstrapTable('refresh')
+
     }
+
+    function markEntryAsTransferred(entry_id) {
+        $.ajax({
+            type: 'GET',
+            url: '/api/entries/mark_transferred/' + entry_id,
+            contentType: "application/json",
+            dataType: 'json',
+            async: false
+        });
+        $("#entrytable").bootstrapTable('refresh')
+
+    }
+
     function DeleteSelectedEntries(ids) {
         $.ajax({
             type: 'POST',
             url: '/api/entries/delete',
             data: JSON.stringify(ids), // or JSON.stringify ({name: 'jonas'}),
-            error: function() {
+            error: function () {
                 bootbox.alert({
                     message: "Fehler beim Löschen der Eintragungen.",
                 })
             },
-            success: function() {
+            success: function () {
                 $("#entrytable").bootstrapTable('refresh')
-            
+
             },
             contentType: "application/json",
             dataType: 'json'
@@ -170,23 +173,32 @@ table td:nth-child(2) {
             url: '/api/songs/update',
             contentType: "application/json",
             dataType: 'json',
-            success: function(data) {
+            success: function (data) {
                 wait_dialog.modal('hide')
                 bootbox.alert({
                     message: data["status"],
-                    callback: function() {
+                    callback: function () {
                         $("#entrytable").bootstrapTable('refresh')
                     }
                 })
             }
         });
     }
-    function TableActions (value, row, index) {
-        return "<button type=\"button\" class=\"btn btn-success\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Als gesungen markieren\" onclick=\"markEntryAsSung("+row.ID+")\"><i class=\"fas fa-check\"></i></button>&nbsp;<button type=\"button\" class=\"btn btn-danger\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Eintrag löschen\" onclick=\"confirmDeleteEntry('"+row.Name+"',"+row.ID+")\"><i class=\"fas fa-trash\"></i></button>";
+    function TableActions(value, row, index) {
+        console.log("Value: " + value + ", Row: " + row + ", Index: " + index)
+        console.log(row)
+        let outerHTML = ""
+        if (row.Transferred == 1) {
+            outerHTML = "<button type=\"button\" class=\"btn btn-default\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Markierung zurückziehen\" onclick=\"event.stopPropagation();$(this).tooltip('dispose');markEntryAsTransferred(" + row.entry_ID + ")\"><i class=\"fas fa-backward\"></i></button>&nbsp;<button type=\"button\" class=\"btn btn-success\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Als gesungen markieren\" onclick=\"event.stopPropagation();$(this).tooltip('dispose');markEntryAsSung(" + row.entry_ID + ")\"><i class=\"fas fa-check\"></i></button>&nbsp;<button type=\"button\" class=\"btn btn-danger\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Eintrag löschen\" onclick=\"event.stopPropagation();$(this).tooltip('dispose');confirmDeleteEntry('" + row.Name + "'," + row.entry_ID + ")\"><i class=\"fas fa-trash\"></i></button>";
+        } else {
+            outerHTML = "<button type=\"button\" class=\"btn btn-info\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Als übertragen markieren\" onclick=\"event.stopPropagation();$(this).tooltip('dispose');markEntryAsTransferred(" + row.entry_ID + ")\"><i class=\"fas fa-exchange-alt\"></i></button>&nbsp;<button type=\"button\" class=\"btn btn-success\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Als gesungen markieren\" onclick=\"event.stopPropagation();$(this).tooltip('dispose');markEntryAsSung(" + row.entry_ID + ")\"><i class=\"fas fa-check\"></i></button>&nbsp;<button type=\"button\" class=\"btn btn-danger\" data-toggle=\"tooltip\" data-placement=\"top\" title=\"Eintrag löschen\" onclick=\"event.stopPropagation();$(this).tooltip('dispose');confirmDeleteEntry('" + row.Name + "'," + row.entry_ID + ")\"><i class=\"fas fa-trash\"></i></button>";
+        }
+        return outerHTML;
     }
+
     function getIdSelections() {
         return $.map($("#entrytable").bootstrapTable('getSelections'), function (row) {
-            return row.ID
+            return row.entry_ID
         })
     }
 </script>

backend/templates/settings.html

@@ -0,0 +1,41 @@
+{% extends 'base.html' %}
+{% block title %}Einstellungen{% endblock %}
+{% block content %}
+<form method="post">
+    <p>
+        <label for="entryquota">Maximale Anzahl an Einträgen pro Nutzer</label>
+        <input type="number" class="form-control" id="entryquota" name="entryquota" min=1 value={{app.config['ENTRY_QUOTA']}}>
+    </p>
+    <p>
+        <label for="maxqueue">Maximale Anzahl an Einträgen Insgesamt</label>
+        <input type="number" class="form-control" id="maxqueue" name="maxqueue" min=1 value={{app.config['MAX_QUEUE']}}>
+    </p>
+    <p>
+        <label for="theme">Aktives Theme</label>
+        <select class="form-control" id="theme" name="theme">
+            {% for theme in themes %}
+            <option value="{{theme}}" {% if theme == config['THEME'] %}selected{% endif %}>{{theme}}</option>
+            {% endfor %}
+        </select>
+    </p>
+    <div class="alert alert-warning" role="alert">
+        <i class="fas fa-exclamation-triangle mr-1"></i>
+        <strong>Warnung:</strong> Änderungen an den folgenden Einstellungen führen zu einer sofortigen Abmeldung!
+    </div>
+    <p>
+        <label for="username">Benutzername</label>
+        <input type="text" class="form-control" id="username" name="username" value={{app.config['BASIC_AUTH_USERNAME']}}>
+    </p>
+    <p>
+        <label for="password">Passwort ändern</label>
+        <input type="password" class="form-control" id="password" name="password">
+    </p>
+    <input type="submit" class="btn btn-primary mr-1 mb-2" value="Einstellungen anwenden">
+</form>
+<details>
+    <summary>Current config:</summary>
+    <pre>{% for key, val in config.items() %}{{key}}: {{val}}<br>{% endfor %}</pre>
+</details>
+{% endblock %}
+{% block extrajs %}
+{% endblock %}

backend/templates/songlist.html

@@ -46,7 +46,7 @@
                     var items = [];
                     $.each(data, function (key, val) {
                         items.push("<tr><td>" + val[0] + `</td>
-                            <td><button type='button'
+                            <td class='buttoncell'><button type='button'
                                     class='btn btn-primary justify-content-center align-content-between enqueueButton'
                                     data-toggle='modal'
                                     data-target='#enqueueModal' onclick='setSelectedId(`+ val[1] + `)'><i
@@ -111,13 +111,14 @@
 
     }
 
+    {% if not auth %}
     function entriesAccepted() {
         $.getJSON("/api/entries/accept", (data, out) => {
             if (data["value"] == 0) {
                 $(".enqueueButton").prop("disabled", true)
                 $(".enqueueButton").prop("style", "pointer-events: none;")
                 $(".enqueueButton").wrap("<span class='tooltip-span' tabindex='0' data-toggle='tooltip' data-placement='top'></span>");
-                $(".tooltip-span").prop("title", "Eintragungen sind leider nicht mehr möglich.")
+                $(".tooltip-span").prop("title", "Eintragungen sind leider momentan nicht möglich.")
                 $('[data-toggle="tooltip"]').tooltip()
             } else {
                 $(".enqueueButton").prop("disabled", false)
@@ -125,6 +126,11 @@
 
         })
     }
+    {% else %}
+    function entriesAccepted() {
+        $(".enqueueButton").prop("disabled", false)
+    }
+    {% endif %}
 
 </script>
 {% endblock %}

docker-compose.prod.yml

@@ -0,0 +1,23 @@
+version: "3.9"
+
+secrets:
+  secrets:
+    file: ./secrets.yml
+
+services:
+  karaoqueue:
+    image: "ghcr.io/phoenixtwofive/karaoqueue:v2023.03.1"
+    build: .
+    restart: always
+    ports:
+      - "127.0.0.1:8081:80" # Please put a reverse proxy in front of this
+    env_file: .env
+  db:
+    image: mariadb
+    restart: always
+    env_file: .env 
+    volumes:
+    - karaoqueue-db:/var/lib/mysql
+
+volumes:
+  karaoqueue-db:

docker-compose.yml

@@ -0,0 +1,15 @@
+# This Compose file is for development only. It is not intended for production use.
+# It only starts auxiliary services, such as a database, that are required for the
+# application to run. The application itself is started separately, using the
+# command "python -m flask run" or your favorite IDE.
+# Useful for attaching a debugger to the application.
+
+version: "3.9"
+
+services:
+  db:
+    image: mariadb
+    restart: always
+    env_file: .env.dev
+    ports:
+      - "3306:3306"