feat: redesign ui using bootstrap

feat: split user settings and admin settings
fix: list user tokens in admin user settings
feat!: remove osk, osk should be provided by kiosk browser

CHANGELOG.md

@@ -1,5 +1,21 @@
 # Matemat Changelog
 
+<!-- BEGIN RELEASE v0.4.0 -->
+## Version 0.4.0
+
+Bootstrap UI Release
+
+### Changes
+
+<!-- BEGIN CHANGES 0.4.0 -->
+- feat: redesign ui using bootstrap
+- feat: split user settings and admin settings
+- fix: list user tokens in admin user settings
+- feat!: remove osk, osk should be provided by kiosk browser
+<!-- END CHANGES 0.4.0 -->
+
+<!-- END RELEASE v0.4.0 -->
+
 <!-- BEGIN RELEASE v0.3.18 -->
 ## Version 0.3.18
 

matemat/__init__.py

@@ -1,2 +1,2 @@
 
-__version__ = '0.3.18'
+__version__ = '0.4.0'

matemat/webserver/pagelets/__init__.py

@@ -18,3 +18,4 @@ from .moduser import moduser
 from .modproduct import modproduct
 from .userbootstrap import userbootstrap
 from .statistics import statistics
+from .settings import settings

matemat/webserver/pagelets/admin.py

@@ -20,8 +20,7 @@ from matemat.webserver.template import Notification
 @post('/admin')
 def admin():
     """
-    The admin panel, shows a user's own settings.  Additionally, for administrators, settings to modify other users and
-    products are shown.
+    The admin panel, shows settings to modify other users and products.
     """
     config = get_app_config()
     session_id: str = session.start()
@@ -38,18 +37,15 @@ def admin():
     with MatematDatabase(config['DatabaseFile']) as db:
         # Fetch the authenticated user
         user = db.get_user(uid)
-        # If the POST request contains a "change" parameter, delegate the change handling to the function below
-        if 'change' in request.params:
-            handle_change(request.params, request.files, user, db)
         # If the POST request contains an "adminchange" parameter, delegate the change handling to the function below
-        elif 'adminchange' in request.params and user.is_admin:
-            handle_admin_change(request.params, request.files, db)
+        if 'adminchange' in request.params and user.is_admin:
+            handle_change(request.params, request.files, db)
 
         # Fetch all existing users and products from the database
         users = db.list_users()
         tokens = db.list_tokens(uid)
         products = db.list_products()
-        # Render the "Admin/Settings" page
+        # Render the "Admin" page
         now = str(int(datetime.now(UTC).timestamp()))
         return template.render('admin.html',
                                authuser=user, authlevel=authlevel, tokens=tokens, users=users, products=products,
@@ -57,134 +53,7 @@ def admin():
                                setupname=config['InstanceName'], config_smtp_enabled=config['SmtpSendReceipts'])
 
 
-def handle_change(args: FormsDict, files: FormsDict, user: User, db: MatematDatabase) -> None:
-    """
-    Write the changes requested by a user for its own account to the database.
-
-    :param args: The FormsDict object passed to the pagelet.
-    :param user: The user to edit.
-    :param db: The database facade where changes are written to.
-    """
-    config = get_app_config()
-    try:
-        # Read the type of change requested by the user, then switch over it
-        change = str(args.change)
-
-        # The user requested a modification of its general account information (username, email)
-        if change == 'account':
-            # Username and email must be set in the request arguments
-            if 'username' not in args or 'email' not in args:
-                return
-            username = str(args.username)
-            email = str(args.email)
-            logout_after_purchase = 'logout_after_purchase' in args
-            # An empty e-mail field should be interpreted as NULL
-            if len(email) == 0:
-                email = None
-            try:
-                receipt_pref = ReceiptPreference(int(str(args.receipt_pref)))
-            except ValueError:
-                return
-            # Attempt to update username, e-mail and receipt preference
-            try:
-                db.change_user(user, agent=None, name=username, email=email, receipt_pref=receipt_pref,
-                               logout_after_purchase=logout_after_purchase)
-            except DatabaseConsistencyError:
-                return
-
-        # The user requested a password change
-        elif change == 'password':
-            # The old password and 2x the new password must be present
-            if 'oldpass' not in args or 'newpass' not in args or 'newpass2' not in args:
-                return
-            # Read the passwords from the request arguments
-            oldpass = str(args.oldpass)
-            newpass = str(args.newpass)
-            newpass2 = str(args.newpass2)
-            # The two instances of the new password must match
-            if newpass != newpass2:
-                raise ValueError('New passwords don\'t match')
-            # Write the new password to the database
-            try:
-                db.change_password(user, oldpass, newpass)
-            except AuthenticationError:
-                raise ValueError('Old password doesn\'t match')
-
-        # The user requested a touchkey change
-        elif change == 'touchkey':
-            # The touchkey must be present
-            if 'touchkey' not in args:
-                return
-            # Read the touchkey from the request arguments
-            touchkey = str(args.touchkey)
-            # An empty touchkey field should set the touchkey to NULL (disable touchkey login)
-            if len(touchkey) == 0:
-                touchkey = None
-            # Write the new touchkey to the database
-            db.change_touchkey(user, '', touchkey, verify_password=False)
-
-        # The user added a new token
-        elif change == 'addtoken':
-            if 'token' not in args:
-                return
-            token = str(args.token)
-            if len(token) < 6:
-                return
-            name = None if 'name' not in args or len(args.name) == 0 else str(args.name)
-            try:
-                tokobj = db.add_token(user, token, name)
-                Notification.success(f'Token {tokobj.name} created successfully')
-            except DatabaseConsistencyError:
-                Notification.error('Token already exists', decay=True)
-
-        elif change == 'deltoken':
-            try:
-                tokid = int(str(request.params.token))
-                token = db.get_token(tokid)
-            except Exception as e:
-                Notification.error('Token not found', decay=True)
-                return
-            if token.user_id != user.id:
-                Notification.error('Token not found', decay=True)
-                return
-            try:
-                db.delete_token(token)
-            except DatabaseConsistencyError:
-                Notification.error(f'Failed to delete token {token.name}', decay=True)
-            Notification.success(f'Token {token.name} removed', decay=True)
-
-        # The user requested an avatar change
-        elif change == 'avatar':
-            # The new avatar field must be present
-            if 'avatar' not in files:
-                return
-            # Read the raw image data from the request
-            avatar = files.avatar.file.read()
-            # Only process the image, if its size is more than zero.  Zero size means no new image was uploaded
-            if len(avatar) == 0:
-                return
-            # Detect the MIME type
-            filemagic: magic.FileMagic = magic.detect_from_content(avatar)
-            if not filemagic.mime_type.startswith('image/'):
-                return
-            # Create the absolute path of the upload directory
-            abspath: str = os.path.join(os.path.abspath(config['UploadDir']), 'thumbnails/users/')
-            os.makedirs(abspath, exist_ok=True)
-            try:
-                # Parse the image data
-                image: Image = Image.open(BytesIO(avatar))
-                # Resize the image to 150x150
-                image.thumbnail((150, 150), Image.LANCZOS)
-                # Write the image to the file
-                image.save(os.path.join(abspath, f'{user.id}.png'), 'PNG')
-            except OSError:
-                return
-
-    except UnicodeDecodeError:
-        raise ValueError('an argument not a string')
-
-
-def handle_admin_change(args: FormsDict, files: FormsDict, db: MatematDatabase):
+def handle_change(args: FormsDict, files: FormsDict, db: MatematDatabase):
     """
     Write the changes requested by an admin for users of products.
 

matemat/webserver/pagelets/login.py

@@ -21,7 +21,7 @@ def login_page():
         redirect('/')
     # If requested via HTTP GET, render the login page showing the login UI
     if request.method == 'GET':
-        return template.render('login.html',
+        return template.render('login.html', signup=(config.get('SignupEnabled', '0') == '1'),
                                setupname=config['InstanceName'])
     # If requested via HTTP POST, read the request arguments and attempt to log in with the provided credentials
     elif request.method == 'POST':

matemat/webserver/pagelets/main.py

@@ -27,7 +27,8 @@ def main_page():
             try:
                 buyproduct = db.get_product_by_ean(request.params.ean)
                 Notification.success(
-                    f'Login will purchase <strong>{buyproduct.name}</strong>. Click <a href="/">here</a> to abort.')
+                    f'Login will purchase <strong>{buyproduct.name}</strong>. ' +
+                    'Click <a class="alert-link" href="/">here</a> to abort.')
             except ValueError:
                 if not session.has(session_id, 'authenticated_user'):
                     try:

matemat/webserver/pagelets/moduser.py

@@ -56,10 +56,11 @@ def moduser():
                 redirect('/admin')
 
         # Render the "Modify User" page
+        tokens = db.list_tokens(moduser_id)
         now = str(int(datetime.now(UTC).timestamp()))
         return template.render('moduser.html',
                                authuser=authuser, user=user, authlevel=authlevel, now=now,
-                               receipt_preference_class=ReceiptPreference,
+                               receipt_preference_class=ReceiptPreference, tokens=tokens,
                                setupname=config['InstanceName'], config_smtp_enabled=config['SmtpSendReceipts'])
 
 

matemat/webserver/pagelets/settings.py

@@ -0,0 +1,178 @@
+import os
+from datetime import datetime, UTC
+from io import BytesIO
+from shutil import copyfile
+
+import magic
+from PIL import Image
+from bottle import get, post, abort, redirect, request, FormsDict
+
+from matemat.db import MatematDatabase
+from matemat.db.primitives import User, ReceiptPreference
+from matemat.exceptions import AuthenticationError, DatabaseConsistencyError
+from matemat.util.currency_format import parse_chf
+from matemat.webserver import session, template
+from matemat.webserver.config import get_app_config, get_stock_provider
+from matemat.webserver.template import Notification
+
+
+@get('/settings')
+@post('/settings')
+def settings():
+    """
+    The settings panel, shows a user's own settings.
+    """
+    config = get_app_config()
+    session_id: str = session.start()
+    # If no user is logged in, redirect to the login page
+    if not session.has(session_id, 'authentication_level') or not session.has(session_id, 'authenticated_user'):
+        redirect('/login')
+    authlevel: int = session.get(session_id, 'authentication_level')
+    uid: int = session.get(session_id, 'authenticated_user')
+    # Show a 403 Forbidden error page if no user is logged in (0) or a user logged in via touchkey or token (1)
+    if authlevel < 2:
+        abort(403)
+
+    # Connect to the database
+    with MatematDatabase(config['DatabaseFile']) as db:
+        # Fetch the authenticated user
+        user = db.get_user(uid)
+        # If the POST request contains a "change" parameter, delegate the change handling to the function below
+        if 'change' in request.params:
+            handle_change(request.params, request.files, user, db)
+
+        user = db.get_user(uid)
+        tokens = db.list_tokens(uid)
+        # Render the "Settings" page
+        now = str(int(datetime.now(UTC).timestamp()))
+        return template.render('settings.html',
+                               authuser=user, authlevel=authlevel, tokens=tokens,
+                               receipt_preference_class=ReceiptPreference, now=now,
+                               setupname=config['InstanceName'], config_smtp_enabled=config['SmtpSendReceipts'])
+
+
+def handle_change(args: FormsDict, files: FormsDict, user: User, db: MatematDatabase) -> None:
+    """
+    Write the changes requested by a user for its own account to the database.
+
+    :param args: The FormsDict object passed to the pagelet.
+    :param user: The user to edit.
+    :param db: The database facade where changes are written to.
+    """
+    config = get_app_config()
+    try:
+        # Read the type of change requested by the user, then switch over it
+        change = str(args.change)
+
+        # The user requested a modification of its general account information (username, email)
+        if change == 'account':
+            # Username and email must be set in the request arguments
+            if 'username' not in args or 'email' not in args:
+                return
+            username = str(args.username)
+            email = str(args.email)
+            logout_after_purchase = 'logout_after_purchase' in args
+            # An empty e-mail field should be interpreted as NULL
+            if len(email) == 0:
+                email = None
+            try:
+                receipt_pref = ReceiptPreference(int(str(args.receipt_pref)))
+            except ValueError:
+                return
+            # Attempt to update username, e-mail and receipt preference
+            try:
+                db.change_user(user, agent=None, name=username, email=email, receipt_pref=receipt_pref,
+                               logout_after_purchase=logout_after_purchase)
+            except DatabaseConsistencyError:
+                return
+
+        # The user requested a password change
+        elif change == 'password':
+            # The old password and 2x the new password must be present
+            if 'oldpass' not in args or 'newpass' not in args or 'newpass2' not in args:
+                return
+            # Read the passwords from the request arguments
+            oldpass = str(args.oldpass)
+            newpass = str(args.newpass)
+            newpass2 = str(args.newpass2)
+            # The two instances of the new password must match
+            if newpass != newpass2:
+                raise ValueError('New passwords don\'t match')
+            # Write the new password to the database
+            try:
+                db.change_password(user, oldpass, newpass)
+            except AuthenticationError:
+                raise ValueError('Old password doesn\'t match')
+
+        # The user requested a touchkey change
+        elif change == 'touchkey':
+            # The touchkey must be present
+            if 'touchkey' not in args:
+                return
+            # Read the touchkey from the request arguments
+            touchkey = str(args.touchkey)
+            # An empty touchkey field should set the touchkey to NULL (disable touchkey login)
+            if len(touchkey) == 0:
+                touchkey = None
+            # Write the new touchkey to the database
+            db.change_touchkey(user, '', touchkey, verify_password=False)
+
+        # The user added a new token
+        elif change == 'addtoken':
+            if 'token' not in args:
+                return
+            token = str(args.token)
+            if len(token) < 6:
+                return
+            name = None if 'name' not in args or len(args.name) == 0 else str(args.name)
+            try:
+                tokobj = db.add_token(user, token, name)
+                Notification.success(f'Token {tokobj.name} created successfully')
+            except DatabaseConsistencyError:
+                Notification.error('Token already exists', decay=True)
+
+        elif change == 'deltoken':
+            try:
+                tokid = int(str(request.params.token))
+                token = db.get_token(tokid)
+            except Exception as e:
+                Notification.error('Token not found', decay=True)
+                return
+            if token.user_id != user.id:
+                Notification.error('Token not found', decay=True)
+                return
+            try:
+                db.delete_token(token)
+            except DatabaseConsistencyError:
+                Notification.error(f'Failed to delete token {token.name}', decay=True)
+            Notification.success(f'Token {token.name} removed', decay=True)
+
+        # The user requested an avatar change
+        elif change == 'avatar':
+            # The new avatar field must be present
+            if 'avatar' not in files:
+                return
+            # Read the raw image data from the request
+            avatar = files.avatar.file.read()
+            # Only process the image, if its size is more than zero.  Zero size means no new image was uploaded
+            if len(avatar) == 0:
+                return
+            # Detect the MIME type
+            filemagic: magic.FileMagic = magic.detect_from_content(avatar)
+            if not filemagic.mime_type.startswith('image/'):
+                return
+            # Create the absolute path of the upload directory
+            abspath: str = os.path.join(os.path.abspath(config['UploadDir']), 'thumbnails/users/')
+            os.makedirs(abspath, exist_ok=True)
+            try:
+                # Parse the image data
+                image: Image = Image.open(BytesIO(avatar))
+                # Resize the image to 150x150
+                image.thumbnail((150, 150), Image.LANCZOS)
+                # Write the image to the file
+                image.save(os.path.join(abspath, f'{user.id}.png'), 'PNG')
+            except OSError:
+                return
+
+    except UnicodeDecodeError:
+        raise ValueError('an argument not a string')

matemat/webserver/pagelets/signup.py

@@ -94,7 +94,9 @@ def signup():
     acl = netaddr.IPSet([addr.strip() for addr in config.get('SignupKioskMode', '').split(',')])
     if request.remote_addr in acl:
         return template.render('signup_kiosk.html',
+                               signup=(config.get('SignupEnabled', '0') == '1'),
                                zip=zip,
                                setupname=config['InstanceName'])
     return template.render('signup.html',
+                           signup=(config.get('SignupEnabled', '0') == '1'),
                            setupname=config['InstanceName'])

matemat/webserver/pagelets/touchkey.py

@@ -29,10 +29,11 @@ def touchkey_page():
                 try:
                     buyproduct = db.get_product(int(buypid))
                     Notification.success(
-                        f'Login will purchase <strong>{buyproduct.name}</strong>. Click <a href="/">here</a> to abort.')
+                        f'Login will purchase <strong>{buyproduct.name}</strong>. ' +
+                        'Click <a class="alert-link" href="/">here</a> to abort.')
                 except ValueError:
                     Notification.error(f'No product with id {buypid}', decay=True)
-            return template.render('touchkey.html',
+            return template.render('touchkey.html', signup=(config.get('SignupEnabled', '0') == '1'),
                                    username=str(request.params.username), uid=int(str(request.params.uid)),
                                    setupname=config['InstanceName'], buypid=buypid)
         # If requested via HTTP POST, read the request arguments and attempt to log in with the provided credentials

matemat/webserver/template/notification.py

@@ -22,9 +22,9 @@ class Notification:
     @classmethod
     def success(cls, msg: str, decay: bool = False):
         session_id: str = session.start()
-        session.setdefault(session_id, 'notifications', []).append(cls(msg, classes=['success'], decay=decay))
+        session.setdefault(session_id, 'notifications', []).append(cls(msg, classes=['alert-success'], decay=decay))
 
     @classmethod
     def error(cls, msg: str, decay: bool = False):
         session_id: str = session.start()
-        session.setdefault(session_id, 'notifications', []).append(cls(msg, classes=['error'], decay=decay))
+        session.setdefault(session_id, 'notifications', []).append(cls(msg, classes=['alert-danger'], decay=decay))

static/css/matemat.css

@@ -1,70 +1,5 @@
-* {
-    -webkit-touch-callout: none;
-    -webkit-user-select: none;
-    -khtml-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
-    user-select: none;
-}
 
-nav div {
-    display: inline-block;
-}
-
-.thumblist-item {
-    display: inline-block;
-    margin: 5px 5px 10px 10px;
-    padding: 15px;
-    background: #f0f0f0;
-    text-decoration: none;
-}
-
-.thumblist-item a {
-    text-decoration: none;
-}
-
-.thumblist-item .imgcontainer {
-    width: 100px;
-    height: 100px;
-    position: relative;
-}
-
-.thumblist-item .imgcontainer img {
-    max-width: 100px;
-    max-height: 100px;
-    position: absolute;
-    top: 50%;
-    left: 50%;
-    transform: translate(-50%, -50%);
-}
-
-.thumblist-title {
-    display: block;
-    font-weight: bolder;
-}
-
-.thumblist-stock {
-    position: absolute;
-    z-index: 10;
-    bottom: 0;
-    right: 0;
-    background: #f0f0f0;
-    padding: 10px;
-}
-
-.notification {
-    display: block;
-    width: calc(100% - 36px);
-    margin: 10px;
-    padding: 10px;
-}
-.notification.success {
-    background-color: #c0ffc0;
-}
-.notification.error {
-    background-color: #ffc0c0;
-}
-.notification.decay {
+.alert.decay {
     animation: notificationdecay 0s 7s forwards;
 }
 @keyframes notificationdecay {
@@ -83,10 +18,6 @@ nav div {
     }
 }
 
-#depositlist {
-    display: inline;
-}
-
 #deposit-wrapper {
     display: none;
     position: absolute;
@@ -149,6 +80,11 @@ nav div {
     font-family: monospace;
 }
 
+#touchkey-svg {
+    width: 400px;
+    height: auto;
+}
+
 .numpad {
     background: #f0f0f0;
     text-decoration: none;
@@ -274,46 +210,26 @@ nav div {
     background: #60f060;
 }
 
-
-div.osk-kbd {
-    display: none;
-    font-family: sans-serif;
-    position: fixed;
-    left: 0;
-    bottom: 0;
-    right: 0;
-    flex-direction: column;
-    z-index: 100;
-    background: white;
-    font-size: 5vh;
+.itemlist a {
+    text-decoration: none;
+}
+.itemlist a:visited {
+    text-decoration: none;
 }
 
-div.osk-kbd.visible {
-    display: flex;
+.itemlist img {
+    max-width: 100%;
+    max-height: 128px;
+    height: auto;
+    object-fit: cover;
 }
 
-div.osk-kbd-row {
-    width: 100%;
-    height: 10vh;
-    flex-grow: 1;
-    display: flex;
-    flex-direction: row;
+.card-img-overlay {
+    padding: 0;
+    left: auto;
+    opacity: .7;
 }
 
-div.osk-button {
-    flex: 1 0 1px;
-    background: #f0f0f0;
-    padding: 5px;
-    margin: 2px;
-    text-align: center;
-    line-height: calc(10vh - 10px);
-}
-
-div.osk-button:active, div.osk-button.osk-locked {
-    background: #606060;
-}
-
-div.osk-button.osk-button-space {
-    flex: 5 0 1px;
-    color: #606060;
+.card-img-overlay span {
+    padding: .5em;
 }

static/js/depositlist.js

@@ -15,16 +15,17 @@ let product_id = null;
 let target_user = null;
 let target_user_li = null;
 let deposit = '0';
-let button = document.createElement('div');
-let button_transfer = document.createElement('div');
+let button = document.createElement('a');
+let button_transfer = document.createElement('a');
 let input = document.getElementById('deposit-wrapper');
 let amount = document.getElementById('deposit-amount');
 let title = document.getElementById('deposit-title');
 let userlist = document.getElementById('transfer-userlist');
 let userlist_list = document.getElementById('transfer-userlist-list');
 let ok_button = document.getElementById('numpad-ok');
-button.classList.add('thumblist-item');
-button.classList.add('fakelink');
+button.classList.add('btn');
+button.classList.add('btn-primary');
+button.classList.add('me-2');
 button.innerText = 'Deposit';
 button.onclick = (ev) => {
 	mode = Mode.Deposit;
@@ -37,8 +38,9 @@ button.onclick = (ev) => {
 	userlist.classList.remove('show');
 	ok_button.classList.remove('disabled');
 };
-button_transfer.classList.add('thumblist-item');
-button_transfer.classList.add('fakelink');
+button_transfer.classList.add('btn');
+button_transfer.classList.add('btn-primary');
+button_transfer.classList.add('me-2');
 button_transfer.innerText = 'Transfer';
 button_transfer.onclick = (ev) => {
 	mode = Mode.Transfer;

templates/admin.html

@@ -1,38 +1,164 @@
 {% extends "base.html" %}
 
-{% block header %}
-    {# If the logged in user is an administrator, call the title "Administration", otherwise "Settings" #}
-    {% if authuser.is_admin %}
-        <h1>Administration</h1>
-    {% else %}
-        <h1>Settings</h1>
-    {% endif %}
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
-    {# Always show the settings a user can edit for itself #}
-    {% include "admin_all.html" %}
+  <h1>Administration</h1>
 
-    {# Only show the "restricted" section if the user is an admin #}
-    {% if authuser.is_admin %}
-        {% include "admin_restricted.html" %}
-    {% endif %}
+  <ul class="nav nav-tabs" id="adminTab" role="tablist">
+    <li class="nav-item" role="presentation">
+      <button class="nav-link active" id="admin-users-tab" data-bs-toggle="tab" data-bs-target="#admin-users-tab-pane" type="button" role="tab" aria-controls="admin-users-tab-pane" aria-selected="true">Users</button>
+    </li>
+    <li class="nav-item" role="presentation">
+      <button class="nav-link" id="admin-products-tab" data-bs-toggle="tab" data-bs-target="#admin-products-tab-pane" type="button" role="tab" aria-controls="admin-products-tab-pane" aria-selected="false">Products</button>
+    </li>
+    <li class="nav-item" role="presentation">
+      <button class="nav-link" id="admin-default-images-tab" data-bs-toggle="tab" data-bs-target="#admin-default-images-tab-pane" type="button" role="tab" aria-controls="admin-default-images-tab-pane" aria-selected="false">Default Images</button>
+    </li>
+  </ul>
+
+  <div class="tab-content" id="adminTabContent">
+
+    <section class="tab-pane fade pt-3 show active" id="admin-users-tab-pane" role="tabpanel">
+      <h2>Users</h2>
+
+      <form id="admin-newuser-form" method="post" action="/admin?adminchange=newuser" accept-charset="UTF-8">
+	<table class="table table-striped">
+	  <tr>
+	    <th>Username</th>
+	    <th>E-Mail (optional)</th>
+	    <th>Password</th>
+	    <th>Member</th>
+	    <th>Admin</th>
+	    <th>Logout after purchase</th>
+	    <th>Actions</th>
+	  </tr>
+	  <tr>
+	    <td><input class="form-control" id="admin-newuser-username" type="text" name="username" placeholder="New username"></td>
+	    <td><input class="form-control" id="admin-newuser-email" type="text" name="email" placeholder="New e-mail"></td>
+	    <td><input class="form-control" id="admin-newuser-password" type="password" name="password" placeholder="New password"></td>
+	    <td><input class="form-check-input" id="admin-newuser-ismember" type="checkbox" name="ismember"></td>
+	    <td><input class="form-check-input" id="admin-newuser-isadmin" type="checkbox" name="isadmin"></td>
+	    <td><input class="form-check-input" id="admin-newuser-logout-after-purchase" type="checkbox" name="logout_after_purchase"></td>
+	    <td><input class="btn btn-success" type="submit" value="Create User"></td>
+	  </tr>
+	  {% for user in users %}
+	    <tr>
+	      <td>{{ user.name }}</td>
+	      <td>{{ '✓' if user.email else '✗' }}</td>
+	      <td>••••••••</td>
+	      <td>{{ '✓' if user.is_member else '✗' }}</td>
+	      <td>{{ '✓' if user.is_admin else '✗' }}</td>
+	      <td>{{ '✓' if user.logout_after_purchase else '✗' }}</td>
+	      <td>
+		<a class="btn btn-primary" href="/moduser?userid={{ user.id }}">Edit</a>
+		<a class="btn btn-danger" href="/moduser?userid={{ user.id }}&change=del">Delete</a>
+	      </td>
+	    </tr>
+	  {% endfor %}
+	</table>
+      </form>
+    </section>
+
+    <section class="tab-pane fade pt-3" id="admin-products-tab-pane" role="tabpanel">
+      <h2>Products</h2>
+
+      <form id="admin-newproduct-form" method="post" action="/admin?adminchange=newproduct" enctype="multipart/form-data" accept-charset="UTF-8">
+	<table class="table table-striped">
+	  <tr>
+	    <th>Name</th>
+	    <th>EAN code</th>
+	    <th>Member price</th>
+	    <th>Non-member price</th>
+	    <th>Custom price</th>
+	    <th>Stockable</th>
+	    <th>Image</th>
+	    <th>Actions</th>
+	  </tr>
+	  <tr>
+	    <td><input class="form-control" id="admin-newproduct-name" type="text" name="name" placeholder="New product name"></td>
+	    <td><input class="form-control" id="admin-newproduct-ean" type="text" name="ean" placeholder="Scan to insert EAN"></td>
+	    <td>
+	      <div class="input-group mb-3">
+		<span class="input-group-text">CHF</span>
+		<input class="form-control" id="admin-newproduct-price-member" type="number" step="0.01" name="pricemember" value="0">
+	      </div>
+	    </td>
+	    <td>
+	      <div class="input-group mb-3">
+		<span class="input-group-text">CHF</span>
+		<input class="form-control" id="admin-newproduct-price-non-member" type="number" step="0.01" name="pricenonmember" value="0">
+	      </div>
+	    </td>
+	    <td><input class="form-check-input" id="admin-custom-price" type="checkbox" name="custom_price"></td>
+	    <td><input class="form-check-input" id="admin-newproduct-stockable" type="checkbox" name="stockable" checked="checked"></td>
+	    <td><input class="form-control" id="admin-newproduct-image" name="image" type="file" accept="image/*"></td>
+	    <td><input class="btn btn-success" type="submit" value="Create Product"></td>
+	  </tr>
+	  {% for product in products %}
+	    <tr>
+	      <td>{{ product.name }}</td>
+	      <td>{{ product.ean or '' }}</td>
+	      <td>{{ product.price_member | chf }}</td>
+	      <td>{{ product.price_non_member | chf }}</td>
+	      <td>{{ '✓' if product.custom_price else '✗' }}</td>
+	      <td>{{ '✓' if product.stockable else '✗' }}</td>
+	      <td><img style="height: 2em;" src="/static/upload/thumbnails/products/{{ product.id }}.png?cacheBuster={{ now }}" alt="Picture of {{ product.name }}" draggable="false"></td>
+	      <td>
+		<a class="btn btn-primary" href="/modproduct?productid={{ product.id }}">Edit</a>
+		<a class="btn btn-danger" href="/modproduct?productid={{ product.id }}&change=del">Delete</a>
+	      </td>
+	    </tr>
+	  {% endfor %}
+	</table>
+      </form>
+    </section>
+
+    <section class="tab-pane fade pt-3" id="admin-default-images-tab-pane" role="tabpanel">
+      <h2>Default Images</h2>
+
+      <form id="admin-default-images-form" method="post" action="/admin?adminchange=defaultimg" enctype="multipart/form-data" accept-charset="UTF-8">
+
+	<div class="row">
+
+	  <div class="col-sm-2 g-4">
+	    <div class="card h-100">
+	      <img class="card-img-top" src="/static/upload/thumbnails/users/default.png" alt="Default user avatar" />
+	      <div class="card-body">
+		<label class="card-title" for="admin-default-images-user">Default user avatar</label>
+		<div class="card-text">
+		  <input class="form-control" id="admin-default-images-user" type="file" name="users" accept="image/*" />
+		</div>
+	      </div>
+	    </div>
+	  </div>
+
+	  <div class="col-sm-2 g-4">
+	    <div class="card h-100">
+	      <img class="card-img-top" src="/static/upload/thumbnails/product/default.png" alt="Default product image" />
+	      <div class="card-body">
+		<label class="card-title" for="admin-default-images-product">Default product image</label>
+		<div class="card-text">
+		  <input class="form-control" id="admin-default-images-product" type="file" name="products" accept="image/*" />
+		</div>
+	      </div>
+	    </div>
+	  </div>
+
+	</div>
+
+	<p>
+	  <input class="btn btn-primary" type="submit" value="Save changes">
+	</p>
+      </form>
+    </section>
 
     {{ super() }}
 
 {% endblock %}
 
 {% block eanwebsocket %}
-  let tokeninput = document.getElementById("admin-newtoken-token");
-  tokeninput.value = e.data;
-  tokeninput.select();
-{% if authuser.is_admin %}
   let eaninput = document.getElementById("admin-newproduct-ean");
   eaninput.value = e.data;
   eaninput.select();
-{% else %}
-  tokeninput.scrollIntoView();
-{% endif %}
+  eaninput.scrollIntoView();
 {% endblock %}

templates/admin_all.html

@@ -1,113 +0,0 @@
-<section id="admin-myaccount">
-    <h2>My Account</h2>
-
-    <form id="admin-myaccount-form" method="post" action="/admin?change=account" accept-charset="UTF-8">
-        <label for="admin-myaccount-username">Username: </label>
-        <input id="admin-myaccount-username" type="text" name="username" value="{{ authuser.name }}" /><br/>
-
-        <label for="admin-myaccount-email">E-Mail: </label>
-        <input id="admin-myaccount-email" type="text" name="email" value="{% if authuser.email is not none %}{{ authuser.email }}{% endif %}" /><br/>
-
-        <label for="admin-myaccount-receipt-pref">Receipts: </label>
-        <select id="admin-myaccount-receipt-pref" name="receipt_pref">
-            {% for pref in receipt_preference_class %}
-            <option value="{{ pref.value }}" {% if authuser.receipt_pref == pref %} selected="selected" {% endif %}>{{ pref.human_readable }}</option>
-            {% endfor %}
-        </select>
-        {% if config_smtp_enabled != '1' %}Sending receipts is disabled by your administrator.{% endif %}
-        <br/>
-
-        <label for="admin-myaccount-ismember">Member: </label>
-        <input id="admin-myaccount-ismember" type="checkbox" disabled="disabled" {% if authuser.is_member %} checked="checked" {% endif %}/><br/>
-
-        <label for="admin-myaccount-isadmin">Admin: </label>
-        <input id="admin-myaccount-isadmin" type="checkbox" disabled="disabled" {% if authuser.is_admin %} checked="checked" {% endif %}/><br/>
-
-        <label for="admin-myaccount-logout-after-purchase">Logout after purchase: </label>
-        <input id="admin-myaccount-logout-after-purchase" type="checkbox" name="logout_after_purchase" {% if authuser.logout_after_purchase %} checked="checked" {% endif %}/><br/>
-
-        <input type="submit" value="Save changes" />
-    </form>
-</section>
-
-<section id="admin-avatar">
-    <h2>Avatar</h2>
-
-    <form id="admin-avatar-form" method="post" action="/admin?change=avatar" enctype="multipart/form-data" accept-charset="UTF-8">
-        <img src="/static/upload/thumbnails/users/{{ authuser.id }}.png?cacheBuster={{ now }}" alt="Avatar of {{ authuser.name }}" /><br/>
-
-        <label for="admin-avatar-avatar">Upload new file: </label>
-        <input id="admin-avatar-avatar" type="file" name="avatar" accept="image/*" /><br/>
-
-        <input type="submit" value="Save changes" />
-    </form>
-</section>
-
-<section id="admin-password">
-    <h2>Password</h2>
-
-    <form id="admin-password-form" method="post" action="/admin?change=password" accept-charset="UTF-8">
-        <label for="admin-password-oldpass">Current password: </label>
-        <input id="admin-password-oldpass" type="password" name="oldpass" /><br/>
-
-        <label for="admin-password-newpass">New password: </label>
-        <input id="admin-password-newpass" type="password" name="newpass" /><br/>
-
-        <label for="admin-password-newpass2">Repeat password: </label>
-        <input id="admin-password-newpass2" type="password" name="newpass2" /><br/>
-
-        <input type="submit" value="Save changes" />
-    </form>
-</section>
-
-<section id="admin-touchkey">
-    <h2>Touchkey</h2>
-
-    <form id="admin-touchkey-form" method="post" action="/admin?change=touchkey" accept-charset="UTF-8">
-        Draw a new touchkey (leave empty to disable):
-        <br/>
-        <svg id="touchkey-svg" width="400" height="400"></svg>
-        <br/>
-        <input id="admin-touchkey-touchkey" type="hidden" name="touchkey" value="" />
-
-        <input type="submit" value="Save changes" />
-    </form>
-
-    <script src="/static/js/touchkey.js" ></script>
-    <script>
-        initTouchkey(true, 'touchkey-svg', null, 'admin-touchkey-touchkey');
-    </script>
-</section>
-
-<section id="admin-tokens">
-    <h2>Tokens</h2>
-
-    <strong>Warning:</strong>
-    Login tokens are a convenience feature that if used may weaken security.
-    Make sure you only use tokens not easily accessible to other people.
-
-    <form id="admin-newtoken-form" method="post" action="/admin?change=addtoken" accept-charset="UTF-8">
-	<table border="1">
-	    <tr>
-		<th>Token</th>
-		<th>Name</th>
-		<th>Created</th>
-		<th>Actions</th>
-	    </tr>
-	    <tr>
-		<td><input id="admin-newtoken-token" type="password" name="token" value=""></td>
-		<td><input id="admin-newtoken-name" type="text" name="name" value=""></td>
-		<td></td>
-		<td><input type="submit" value="Create Token"></td>
-	    </tr>
-	    {% for token in tokens %}
-	    <tr>
-		<td>••••••••</td>
-		<td>{{ token.name }}</td>
-		<td>{{ token.date }}</td>
-		<td><a style="text-decoration: none; color: #ff0000;" href="/admin?change=deltoken&token={{ token.id }}">🗑</a></td>
-	    </tr>
-	    {% endfor %}
-	</table>
-    </form>
-</section>

templates/admin_restricted.html

@@ -1,118 +0,0 @@
-<section id="admin-restricted-newuser">
-    <h2>Users</h2>
-
-    <form id="admin-newuser-form" method="post" action="/admin?adminchange=newuser" accept-charset="UTF-8">
-	<table border="1">
-	    <tr>
-		<th>Username</th>
-		<th>E-Mail (optional)</th>
-		<th>Password</th>
-		<th>Member</th>
-		<th>Admin</th>
-		<th>Logout after purchase</th>
-		<th>Actions</th>
-	    </tr>
-	    <tr>
-		<td><input id="admin-newuser-username" type="text" name="username" placeholder="New username"></td>
-		<td><input id="admin-newuser-email" type="text" name="email" placeholder="New e-mail"></td>
-		<td><input id="admin-newuser-password" type="password" name="password" placeholder="New password"></td>
-		<td><input id="admin-newuser-ismember" type="checkbox" name="ismember"></td>
-		<td><input id="admin-newuser-isadmin" type="checkbox" name="isadmin"></td>
-		<td><input id="admin-newuser-logout-after-purchase" type="checkbox" name="logout_after_purchase"></td>
-		<td><input type="submit" value="Create User"></td>
-	    </tr>
-	    {% for user in users %}
-	    <tr>
-		<td>{{ user.name }}</td>
-		<td>{{ '✓' if user.email else '✗' }}</td>
-		<td>••••••••</td>
-		<td>{{ '✓' if user.is_member else '✗' }}</td>
-		<td>{{ '✓' if user.is_admin else '✗' }}</td>
-		<td>{{ '✓' if user.logout_after_purchase else '✗' }}</td>
-		<td>
-		    <a style="text-decoration: none; color: #0000ff;" href="/moduser?userid={{ user.id }}">🖊</a>
-		    <a style="text-decoration: none; color: #ff0000;" href="/moduser?userid={{ user.id }}&change=del">🗑</a>
-		</td>
-	    </tr>
-	    {% endfor %}
-	</table>
-    </form>
-</section>
-
-<section id="admin-restricted-newproduct">
-    <h2>Products</h2>
-
-    <form id="admin-newproduct-form" method="post" action="/admin?adminchange=newproduct" enctype="multipart/form-data" accept-charset="UTF-8">
-	<table border="1">
-	    <tr>
-		<th>Name</th>
-		<th>EAN code</th>
-		<th>Member price</th>
-		<th>Non-member price</th>
-		<th>Custom price</th>
-		<th>Stockable</th>
-		<th>Image</th>
-		<th>Actions</th>
-	    </tr>
-	    <tr>
-		<td><input id="admin-newproduct-name" type="text" name="name" placeholder="New product name"></td>
-		<td><input id="admin-newproduct-ean" type="text" name="ean" placeholder="Scan to insert EAN"></td>
-		<td>CHF <input id="admin-newproduct-price-member" type="number" step="0.01" name="pricemember" value="0"></td>
-		<td>CHF <input id="admin-newproduct-price-non-member" type="number" step="0.01" name="pricenonmember" value="0"></td>
-		<td><input id="admin-custom-price" type="checkbox" name="custom_price"></td>
-		<td><input id="admin-newproduct-stockable" type="checkbox" name="stockable" checked="checked"></td>
-		<td><input id="admin-newproduct-image" name="image" type="file" accept="image/*"></td>
-		<td><input type="submit" value="Create Product"></td>
-	    </tr>
-	    {% for product in products %}
-	    <tr>
-		<td>{{ product.name }}</td>
-		<td>{{ product.ean or '' }}</td>
-		<td>{{ product.price_member | chf }}</td>
-		<td>{{ product.price_non_member | chf }}</td>
-		<td>{{ '✓' if product.custom_price else '✗' }}</td>
-		<td>{{ '✓' if product.stockable else '✗' }}</td>
-		<td><img style="height: 2em;" src="/static/upload/thumbnails/products/{{ product.id }}.png?cacheBuster={{ now }}" alt="Picture of {{ product.name }}" draggable="false"></td>
-		<td>
-		    <a style="text-decoration: none; color: #0000ff;" href="/modproduct?productid={{ product.id }}">🖊</a>
-		    <a style="text-decoration: none; color: #ff0000;" href="/modproduct?productid={{ product.id }}&change=del">🗑</a>
-		</td>
-	    </tr>
-	    {% endfor %}
-	</table>
-    </form>
-</section>
-
-<section id="admin-restricted-default-images">
-    <h2>Set default images</h2>
-
-    <form id="admin-default-images-form" method="post" action="/admin?adminchange=defaultimg" enctype="multipart/form-data" accept-charset="UTF-8">
-	<table>
-	    <tr>
-		<th>Default user avatar</th>
-		<th>Default product image</th>
-	    </tr>
-	    <tr>
-		<td>
-		    <label for="admin-default-images-user">
-			<img src="/static/upload/thumbnails/users/default.png" alt="Default user avatar" />
-		    </label>
-		</td>
-		<td>
-		    <label for="admin-default-images-product">
-			<img src="/static/upload/thumbnails/products/default.png" alt="Default product avatar" />
-		    </label>
-		</td>
-	    </tr>
-	    <tr>
-		<td>
-		    <input id="admin-default-images-user" type="file" name="users" accept="image/*" />
-		</td>
-		<td>
-		    <input id="admin-default-images-product" type="file" name="products" accept="image/*" />
-		</td>
-	    </tr>
-	</table>
-        <input type="submit" value="Save changes">
-    </form>
-</section>

templates/base.html

@@ -2,41 +2,56 @@
 <html lang="en">
   <head>
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    {% block head %}
+    <meta http-equiv="encoding" charset="utf-8" />
     {# Show the setup name, as set in the config file, as tab title. Don't escape HTML entities. #}
     <title>{{ setupname|safe }}</title>
+    <link rel="stylesheet" href="/static/css/bootstrap.min.css" />
     <link rel="stylesheet" href="/static/css/matemat.css"/>
     <link rel="stylesheet" href="/static/css/theme.css"/>
-    {% endblock %}
+    <script src="/static/js/bootstrap.bundle.min.js"></script>
   </head>
 
   <body>
 
-<header>
+    <header class="navbar navbar-expand-lg navbar-dark bg-dark">
       {% block header %}
 
-        <nav class="navbarbutton">
+        <nav class="container-fluid">
+          <a class="navbar-brand" href="/">{{ setupname|safe }}</a>
+	  <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbar-collapse" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+          </button>
+	  <div class="collapse navbar-collapse" id="navbar-collapse">
+	    <ul class="navbar-nav me-auto mb-2 mb-lg-0">
 	      {# Show a link to the settings, if a user logged in via password (authlevel 2). #}
-        {% if authlevel|default(0) > 1 %}
-            {% if authuser is defined %}
-                <a href="/">Home</a>
-                {# If a user is an admin, call the link "Administration".  Otherwise, call it "Settings". #}
+	      {% if authuser is defined and authlevel|default(0) > 1 %}
+		<li class="nav-item"><a href="/settings" class="nav-link">Settings</a></li>
 		{% if authuser.is_admin %}
-                    <a href="/admin">Administration</a>
-                    <a href="/statistics">Sales Statistics</a>
+		  <li class="nav-item"><a href="/admin" class="nav-link">Administration</a></li>
+	      <li class="nav-item"><a href="/statistics" class="nav-link">Sales Statistics</a></li>
+	    {% endif %}
+	  {% endif %}
+	  {# Login/Logout buttons #}
+	  {% if authuser is defined %}
+	    <li class="nav-item justify-content-end"><a href="/logout" class="nav-link">Logout</a></li>
 	  {% else %}
-                    <a href="/admin">Settings</a>
-                {% endif %}
+	    <li class="nav-item justify-content-end"><a href="/login" class="nav-link">Login</a></li>
+	    {% if signup|default(false) %}
+	      <li class="nav-item justify-content-end"><a href="/signup" class="nav-link">Signup</a></li>
 	    {% endif %}
 	  {% endif %}
+	    </ul>
+	  </div>
         </nav>
       {% endblock %}
     </header>
 
-<main>
+    <main class="container-fluid pb-5 pt-3">
       {% block notifications %}
 	{% for n in notifications | default([]) %}
-    <div class="notification {{ n.classes | join(' ') }}">{{ n.msg|safe }}</div>
+	  <div class="alert {{ n.classes | join(' ') }}" role="alert">
+	    {{ n.msg|safe }}
+	  </div>
 	{% endfor %}
       {% endblock %}
       {% block main %}
@@ -44,15 +59,11 @@
       {% endblock %}
     </main>
 
-<footer>
+    <footer class="fixed-bottom p-3 bg-light">
       {% block footer %}
-        {# Show some information in the footer, e.g. the instance name, the version, and copyright info. #}
-        <ul>
-            <li> {{ setupname|safe }}
-            <li> Matemat {{ __version__ }}
-            <li> MIT License
-            <li> git.kabelsalat.ch/s3lph/matemat
-        </ul>
+	<div class="container text-muted">
+	    {{ setupname|safe }} | Matemat {{ __version__ }}
+	</div>
       {% endblock %}
     </footer>
 

templates/login.html

@@ -1,27 +1,21 @@
 {% extends "base.html" %}
 
-{% block header %}
-    <h1>Welcome</h1>
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
+  <h1>Welcome</h1>
+
   {# Show a username/password login form #}
   <form method="post" action="/login" id="loginform" accept-charset="UTF-8">
-        <label for="login-username">Username: </label>
-        <input id="login-username" type="text" name="username"/><br/>
+    <label class="form-label" for="login-username">Username: </label>
+    <input class="form-control" id="login-username" type="text" name="username"/><br/>
 
-        <label for="login-password">Password: </label>
-        <input id="login-password" type="password" name="password"/><br/>
+    <label class="form-label" for="login-password">Password: </label>
+    <input class="form-control" id="login-password" type="password" name="password"/><br/>
 
-        <input type="submit" value="Login">
+    <input class="btn btn-primary" type="submit" value="Login">
+    <a class="btn btn-secondary" href="/">Cancel</a>
   </form>
 
-    <div class="thumblist-item">
-	<a href="/">Cancel</a>
-    </div>
-
   {{ super() }}
 
 {% endblock %}

templates/modproduct.html

@@ -1,50 +1,58 @@
 {% extends "base.html" %}
 
-{% block header %}
-<h1>Administration</h1>
-{{ super() }}
-{% endblock %}
-
 {% block main %}
 
 <section id="modproduct">
-    <h2>Modify {{ product.name }}</h2>
+    <h1>Modify {{ product.name }}</h1>
 
     <form id="modproduct-form" method="post" action="/modproduct?change=update" enctype="multipart/form-data" accept-charset="UTF-8">
-        <label for="modproduct-name">Name: </label>
-        <input id="modproduct-name" type="text" name="name" value="{{ product.name }}" /><br/>
+        <label class="form-label" for="modproduct-name">Name: </label>
+        <input class="form-control" id="modproduct-name" type="text" name="name" value="{{ product.name }}" /><br/>
 
-        <label for="modproduct-ean">EAN code: </label>
-        <input id="modproduct-ean" type="text" name="ean" value="{{ product.ean or '' }}" /><br/>
+        <label class="form-label" for="modproduct-ean">EAN code: </label>
+        <input class="form-control" id="modproduct-ean" type="text" name="ean" value="{{ product.ean or '' }}" /><br/>
 
-        <label for="modproduct-price-member">Member price: </label>
-        CHF <input id="modproduct-price-member" type="number" step="0.01" name="pricemember" value="{{ product.price_member|chf(False) }}" /><br/>
+        <label class="form-label" for="modproduct-price-member">Member price: </label>
+	<div class="input-group mb-3">
+	  <span class="input-group-text">CHF</span>
+          <input class="form-control" id="modproduct-price-member" type="number" step="0.01" name="pricemember" value="{{ product.price_member|chf(False) }}" />
+	  </div>
 
-        <label for="modproduct-price-non-member">Non-member price: </label>
-        CHF <input id="modproduct-price-non-member" type="number" step="0.01" name="pricenonmember" value="{{ product.price_non_member|chf(False) }}" /><br/>
+        <label class="form-label" for="modproduct-price-non-member">Non-member price: </label>
+	<div class="input-group mb-3">
+	  <span class="input-group-text">CHF</span>
+          <input class="form-control" id="modproduct-price-non-member" type="number" step="0.01" name="pricenonmember" value="{{ product.price_non_member|chf(False) }}" />
+	</div>
 
-        <label for="modproduct-custom-price"><abbr title="When 'Custom Price' is enabled, users choose the price to pay, but at least the prices given above">Custom Price</abbr>: </label>
-        <input id="modproduct-custom-price" type="checkbox" name="custom_price" {% if product.custom_price %} checked="checked" {% endif %} /><br/>
 
-        <label for="modproduct-stockable">Stockable: </label>
-        <input id="modproduct-stockable" type="checkbox" name="stockable" {% if product.stockable %} checked="checked" {% endif %} /><br/>
+        <div class="form-check">
+        <input class="form-check-input" id="modproduct-custom-price" type="checkbox" name="custom_price" {% if product.custom_price %} checked="checked" {% endif %} />
+        <label class="form-check-label" for="modproduct-custom-price"><abbr title="When 'Custom Price' is enabled, users choose the price to pay, but at least the prices given above">Custom Price</abbr></label>
+	</div>
 
-        <label for="modproduct-balance">Stock: </label>
-        <input id="modproduct-balance" name="stock" type="text" value="{{ product.stock }}" /><br/>
+        <div class="form-check">
+        <input class="form-check-input" id="modproduct-stockable" type="checkbox" name="stockable" {% if product.stockable %} checked="checked" {% endif %} />
+	<label class="form-check-label" for="modproduct-stockable">Stockable</label>
+	</div>
 
-        <label for="modproduct-image">
+        <label class="form-label" for="modproduct-balance">Stock: </label>
+        <input class="form-control" id="modproduct-balance" name="stock" type="text" value="{{ product.stock }}" /><br/>
+
+        <label class="form-label" for="modproduct-image">
             <img height="150" src="/static/upload/thumbnails/products/{{ product.id }}.png?cacheBuster={{ now }}" alt="Image of {{ product.name }}" />
         </label><br/>
-        <input id="modproduct-image" type="file" name="image" accept="image/*" /><br/>
+        <input class="form-control" id="modproduct-image" type="file" name="image" accept="image/*" /><br/>
 
         <input id="modproduct-productid" type="hidden" name="productid" value="{{ product.id }}" /><br/>
 
-        <input type="submit" value="Save changes">
+        <input class="btn btn-primary" type="submit" value="Save changes">
     </form>
 
+    <h2>Delete Product</h2>
+
     <form id="modproduct-delproduct-form" method="post" action="/modproduct?change=del" accept-charset="UTF-8">
         <input id="modproduct-delproduct-productid" type="hidden" name="productid" value="{{ product.id }}" /><br/>
-        <input type="submit" value="Delete product" />
+        <input class="btn btn-danger" type="submit" value="Delete product {{ product.name }}" />
     </form>
 
 </section>

templates/moduser.html

@@ -1,27 +1,22 @@
 {% extends "base.html" %}
 
-{% block header %}
-<h1>Administration</h1>
-{{ super() }}
-{% endblock %}
-
 {% block main %}
 
 <section id="moduser-account">
-    <h2>Modify {{ user.name }}</h2>
+    <h1>Modify {{ user.name }}</h1>
 
     <form id="moduser-account-form" method="post" action="/moduser?change=update" enctype="multipart/form-data" accept-charset="UTF-8">
-        <label for="moduser-account-username">Username: </label>
-        <input id="moduser-account-username" type="text" name="username" value="{{ user.name }}" /><br/>
+        <label class="form-label" for="moduser-account-username">Username: </label>
+        <input class="form-control" id="moduser-account-username" type="text" name="username" value="{{ user.name }}" /><br/>
 
-        <label for="moduser-account-email">E-Mail: </label>
-        <input id="moduser-account-email" type="text" name="email" value="{% if user.email is not none %}{{ user.email }}{% endif %}" /><br/>
+        <label class="form-label" for="moduser-account-email">E-Mail: </label>
+        <input class="form-control" id="moduser-account-email" type="text" name="email" value="{% if user.email is not none %}{{ user.email }}{% endif %}" /><br/>
 
-        <label for="moduser-account-password">Password: </label>
-        <input id="moduser-account-password" type="password" name="password" /><br/>
+        <label class="form-label" for="moduser-account-password">Password: </label>
+        <input class="form-control" id="moduser-account-password" type="password" name="password" /><br/>
 
-        <label for="moduser-account-receipt-pref">Receipts: </label>
-        <select id="moduser-account-receipt-pref" name="receipt_pref">
+        <label class="form-label" for="moduser-account-receipt-pref">Receipts: </label>
+        <select class="form-select" id="moduser-account-receipt-pref" name="receipt_pref">
             {% for pref in receipt_preference_class %}
             <option value="{{ pref.value }}" {% if user.receipt_pref == pref %} selected="selected" {% endif %}>{{ pref.human_readable }}</option>
             {% endfor %}
@@ -29,34 +24,43 @@
         {% if config_smtp_enabled != '1' %}Sending receipts is disabled by your administrator.{% endif %}
         <br/>
 
-        <label for="moduser-account-ismember">Member: </label>
-        <input id="moduser-account-ismember" name="ismember" type="checkbox" {% if user.is_member %} checked="checked" {% endif %}/><br/>
+        <div class="form-check">
+	  <input class="form-check-input" id="moduser-account-ismember" name="ismember" type="checkbox" {% if user.is_member %} checked="checked" {% endif %}>
+	  <label class="form-check-label" for="moduser-account-ismember">Member</label>
+	</div>
 
-        <label for="moduser-account-isadmin">Admin: </label>
-        <input id="moduser-account-isadmin" name="isadmin" type="checkbox" {% if user.is_admin %} checked="checked" {% endif %}/><br/>
+        <div class="form-check">
+        <input class="form-check-input" id="moduser-account-isadmin" name="isadmin" type="checkbox" {% if user.is_admin %} checked="checked" {% endif %}/>
+        <label class="form-check-label" for="moduser-account-isadmin">Admin</label>
+	</div>
 
-        <label for="admin-myaccount-logout-after-purchase">Logout after purchase: </label>
-        <input id="admin-myaccount-logout-after-purchase" type="checkbox" name="logout_after_purchase" {% if user.logout_after_purchase %} checked="checked" {% endif %}/><br/>
+        <div class="form-check">
+        <input class="form-check-input" id="admin-myaccount-logout-after-purchase" type="checkbox" name="logout_after_purchase" {% if user.logout_after_purchase %} checked="checked" {% endif %}/>
+        <label class="form-check-label" for="admin-myaccount-logout-after-purchase">Logout after purchase</label>
+	</div>
 
-        <label for="moduser-account-balance">Balance: </label>
-        CHF <input id="moduser-account-balance" name="balance" type="number" step="0.01" value="{{ user.balance|chf(False) }}" /><br/>
+        <label class="form-label" for="moduser-account-balance">Balance: </label>
+	<div class="input-group mb-3">
+	  <span class="input-group-text">CHF</span>
+          <input class="form-control" id="moduser-account-balance" name="balance" type="number" step="0.01" value="{{ user.balance|chf(False) }}" />
+	</div>
 
-        <label for="moduser-account-balance-reason">Reason for balance modification: </label>
-        <input id="moduser-account-balance-reason" type="text" name="reason" placeholder="Shows up on receipt" /><br/>
+        <label class="form-label" for="moduser-account-balance-reason">Reason for balance modification: </label>
+        <input class="form-control" id="moduser-account-balance-reason" type="text" name="reason" placeholder="Shows up on receipt" /><br/>
 
-        <label for="moduser-account-avatar">
+        <label class="form-label" for="moduser-account-avatar">
             <img src="/static/upload/thumbnails/users/{{ user.id }}.png?cacheBuster={{ now }}" alt="Avatar of {{ user.name }}" />
         </label><br/>
-        <input id="moduser-account-avatar" type="file" name="avatar" accept="image/*" /><br/>
+        <input class="form-control" id="moduser-account-avatar" type="file" name="avatar" accept="image/*" /><br/>
 
         <input id="moduser-account-userid" type="hidden" name="userid" value="{{ user.id }}" /><br/>
 
-        <input type="submit" value="Save changes">
+        <input class="btn btn-primary" type="submit" value="Save changes">
     </form>
 
     <h2>Tokens</h2>
 
-    <table border="1">
+    <table class="table table-striped">
 	<tr>
 	    <th>Token</th>
 	    <th>Name</th>
@@ -68,14 +72,16 @@
 	    <td>••••••••</td>
 	    <td>{{ token.name }}</td>
 	    <td>{{ token.date }}</td>
-	    <td><a style="text-decoration: none; color: #ff0000;" href="/moduser?change=deltoken&token={{ token.id }}">🗑</a></td>
+	    <td><a class="btn btn-danger" href="/moduser?change=deltoken&token={{ token.id }}">Delete</a></td>
 	</tr>
 	{% endfor %}
     </table>
 
+    <h2>Delete Account</h2>
+
     <form id="moduser-deluser-form" method="post" action="/moduser?change=del" accept-charset="UTF-8">
         <input id="moduser-deluser-userid" type="hidden" name="userid" value="{{ user.id }}" /><br/>
-        <input type="submit" value="Delete user" />
+        <input class="btn btn-danger" type="submit" value="Delete user account {{ user.name }}" />
     </form>
 
 </section>

templates/productlist.html

@@ -1,29 +1,17 @@
 {% extends "base.html" %}
 
-{% block header %}
-    {# Show the username. #}
-    <h1>Welcome, {{ authuser.name }}</h1>
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
+  <h1>Welcome, {{ authuser.name }}</h1>
+
   {# Show the users current balance #}
-    Your balance: {{ authuser.balance|chf }}
-    <br/>
-    {# Logout link #}
-    <div class="thumblist-item">
-	<a href="/logout">Logout</a>
-    </div>
-    {# Links to deposit two common amounts of cash.  TODO: Will be replaced by a nicer UI later (#20) #}
-    <div id="depositlist">
-	<div class="thumblist-item">
-            <a href="/deposit?n=100">Deposit CHF 1</a>
-	</div>
-	<div class="thumblist-item">
-            <a href="/deposit?n=1000">Deposit CHF 10</a>
-	</div>
-    </div>
+  <p>
+    Your balance: <strong>{{ authuser.balance|chf }}</strong>
+  </p>
+<p id="depositlist">
+  <a class="btn btn-primary me-2" href="/deposit?n=100">Deposit CHF 1</a>
+  <a class="btn btn-primary me-2" href="/deposit?n=1000">Deposit CHF 10</a>
+</p>
 <div id="deposit-wrapper">
   <div id="deposit-input">
     <div id="deposit-output">
@@ -47,37 +35,42 @@
 <script src="/static/js/depositlist.js"></script>
 <br/>
 
+<div class="row itemlist">
   {% for product in products %}
     {# Show an item per product, consisting of the name, image, price and stock, triggering a purchase on click #}
-        <div class="thumblist-item">
+    <div class="col-sm-1 g-4">
       {% if product.custom_price %}
-	    <a onclick="setup_custom_price({{ product.id }}, '{{ product.name}}');">
+	<a class="card h-100 text-bg-light" onclick="setup_custom_price({{ product.id }}, '{{ product.name}}');">
       {% else %}
-            <a {% if product.ean %}id="a-buy-ean{{ product.ean }}"{% endif %} href="/buy?pid={{ product.id }}">
+        <a class="card h-100 text-bg-light" {% if product.ean %}id="a-buy-ean{{ product.ean }}"{% endif %} href="/buy?pid={{ product.id }}">
       {% endif %}
-                <span class="thumblist-title">{{ product.name }}</span>
+      <div class="card-header">
+	{{ product.name }}
+      </div>
+      <div class="card-body">
 	{% if product.custom_price %}
-                <span class="thumblist-detail">Custom Price</span><br/>
+          <span class="card-text">Custom Price</span>
 	{% else %}
-                <span class="thumblist-detail">Price:
+          <span class="card-text">
             {% if authuser.is_member %}
               {{ product.price_member|chf }}
             {% else %}
               {{ product.price_non_member|chf }}
             {% endif %}
-                </span><br/>
-		{% endif %}
-                <div class="imgcontainer">
-                    <img src="/static/upload/thumbnails/products/{{ product.id }}.png?cacheBuster={{ now }}" alt="Picture of {{ product.name }}" draggable="false"/>
-                    {% set pstock = stock.get_stock(product) %}
-                    {% if pstock is not none %}
-                    <span class="thumblist-stock">{{ pstock }}</span>
+          </span>
 	{% endif %}
       </div>
+      <img class="card-img-bottom" src="/static/upload/thumbnails/products/{{ product.id }}.png?cacheBuster={{ now }}" alt="Picture of {{ product.name }}" draggable="false"/>
+      {% set pstock = stock.get_stock(product) %}
+      {% if pstock is not none %}
+	<div class="card-img-overlay d-flex flex-column justify-content-end">
+          <span class="card-text text-bg-light">{{ pstock }}</span>
+	</div>
+      {% endif %}
         </a>
     </div>
   {% endfor %}
-    <br/>
+</div>
 
 {{ super() }}
 

templates/settings.html

@@ -0,0 +1,152 @@
+{% extends "base.html" %}
+
+{% block main %}
+
+  <h1>Settings</h1>
+
+  <ul class="nav nav-tabs" id="settingsTabContent" role="tablist">
+    <li class="nav-item" role="presentation">
+      <button class="nav-link active" id="settings-account-tab" data-bs-toggle="tab" data-bs-target="#settings-account-tab-pane" type="button" role="tab" aria-controls="settings-account-tab-pane" aria-selected="true">My Account</button>
+    </li>
+    <li class="nav-item" role="presentation">
+      <button class="nav-link" id="settings-password-tab" data-bs-toggle="tab" data-bs-target="#settings-password-tab-pane" type="button" role="tab" aria-controls="settings-password-tab-pane" aria-selected="false">Password</button>
+    </li>
+    <li class="nav-item" role="presentation">
+      <button class="nav-link" id="settings-touchkey-tab" data-bs-toggle="tab" data-bs-target="#settings-touchkey-tab-pane" type="button" role="tab" aria-controls="settings-touchkey-tab-pane" aria-selected="false">Touchkey</button>
+    </li>
+    <li class="nav-item" role="presentation">
+      <button class="nav-link" id="settings-tokens-tab" data-bs-toggle="tab" data-bs-target="#settings-tokens-tab-pane" type="button" role="tab" aria-controls="settings-tokens-tab-pane" aria-selected="false">Tokens</button>
+    </li>
+  </ul>
+
+  <div class="tab-content" id="settingsTabContent">
+
+  <section class="tab-pane fade pt-3 show active" id="settings-account-tab-pane" role="tabpanel">
+    <h2>My Account</h2>
+
+    <form id="settings-myaccount-form" method="post" action="/settings?change=account" accept-charset="UTF-8">
+      <label class="form-label" for="settings-myaccount-username">Username: </label>
+      <input class="form-control" id="settings-myaccount-username" type="text" name="username" value="{{ authuser.name }}" /><br/>
+
+      <label class="form-label" for="settings-myaccount-email">E-Mail: </label>
+      <input class="form-control" id="settings-myaccount-email" type="text" name="email" value="{% if authuser.email is not none %}{{ authuser.email }}{% endif %}" /><br/>
+
+      <label class="form-label" for="settings-myaccount-receipt-pref">Receipts: </label>
+      <select class="form-select" id="settings-myaccount-receipt-pref" name="receipt_pref">
+        {% for pref in receipt_preference_class %}
+          <option value="{{ pref.value }}" {% if authuser.receipt_pref == pref %} selected="selected" {% endif %}>{{ pref.human_readable }}</option>
+        {% endfor %}
+      </select>
+      {% if config_smtp_enabled != '1' %}Sending receipts is disabled by your administrator.{% endif %}
+      <br/>
+
+      <div class="form-check">
+      <input class="form-check-input" id="settings-myaccount-ismember" type="checkbox" disabled="disabled" {% if authuser.is_member %} checked="checked" {% endif %}/>
+      <label class="form-check-label" for="settings-myaccount-ismember">Member</label>
+      </div>
+
+      <div class="form-check">
+      <input class="form-check-input" id="settings-myaccount-isadmin" type="checkbox" disabled="disabled" {% if authuser.is_admin %} checked="checked" {% endif %}/>
+      <label class="form-check-label" for="settings-myaccount-isadmin">Admin</label>
+      </div>
+
+      <div class="form-check">
+      <input class="form-check-input" id="settings-myaccount-logout-after-purchase" type="checkbox" name="logout_after_purchase" {% if authuser.logout_after_purchase %} checked="checked" {% endif %}/>
+      <label class="form-check-label" for="settings-myaccount-logout-after-purchase">Logout after purchase</label>
+      </div>
+
+      <input class="btn btn-primary" type="submit" value="Save changes" />
+    </form>
+
+    <h2>Avatar</h2>
+
+    <form id="settings-avatar-form" method="post" action="/settings?change=avatar" enctype="multipart/form-data" accept-charset="UTF-8">
+      <img src="/static/upload/thumbnails/users/{{ authuser.id }}.png?cacheBuster={{ now }}" alt="Avatar of {{ authuser.name }}" /><br/>
+
+      <label class="form-label" for="settings-avatar-avatar">Upload new file: </label>
+      <input class="form-control" id="settings-avatar-avatar" type="file" name="avatar" accept="image/*" /><br/>
+
+      <input class="btn btn-primary" type="submit" value="Save changes" />
+    </form>
+  </section>
+
+  <section class="tab-pane fade pt-3" id="settings-password-tab-pane" role="tabpanel">
+    <h2>Password</h2>
+
+    <form id="settings-password-form" method="post" action="/settings?change=password" accept-charset="UTF-8">
+      <label class="form-label" for="settings-password-oldpass">Current password: </label>
+      <input class="form-control" id="settings-password-oldpass" type="password" name="oldpass" /><br/>
+
+      <label class="form-label" for="settings-password-newpass">New password: </label>
+      <input class="form-control" id="settings-password-newpass" type="password" name="newpass" /><br/>
+
+      <label class="form-label" for="settings-password-newpass2">Repeat password: </label>
+      <input class="form-control" id="settings-password-newpass2" type="password" name="newpass2" /><br/>
+
+      <input class="btn btn-primary" type="submit" value="Save changes" />
+    </form>
+
+  </section>
+  <section class="tab-pane fade pt-3" id="settings-touchkey-tab-pane" role="tabpanel">
+    <h2>Touchkey</h2>
+
+    <form id="settings-touchkey-form" method="post" action="/settings?change=touchkey" accept-charset="UTF-8">
+      Draw a new touchkey (leave empty to disable):
+      <br/>
+      <svg id="touchkey-svg" width="400" height="400"></svg>
+      <br/>
+      <input id="settings-touchkey-touchkey" type="hidden" name="touchkey" value="" />
+
+      <input class="btn btn-primary" type="submit" value="Save changes" />
+    </form>
+
+    <script src="/static/js/touchkey.js" ></script>
+    <script>
+      initTouchkey(true, 'touchkey-svg', null, 'settings-touchkey-touchkey');
+    </script>
+  </section>
+
+  <section class="tab-pane fade pt-3" id="settings-tokens-tab-pane" role="tabpanel">
+    <h2>Tokens</h2>
+
+    <strong>Warning:</strong>
+    Login tokens are a convenience feature that if used may weaken security.
+    Make sure you only use tokens not easily accessible to other people.
+
+    <form id="settings-newtoken-form" method="post" action="/settings?change=addtoken" accept-charset="UTF-8">
+      <table class="table table-striped">
+	<tr>
+	  <th>Token</th>
+	  <th>Name</th>
+	  <th>Created</th>
+	  <th>Actions</th>
+	</tr>
+	<tr>
+	  <td><input class="form-control" id="settings-newtoken-token" type="password" name="token" value="" placeholder="Scan to insert EAN"></td>
+	  <td><input class="form-control" id="settings-newtoken-name" type="text" name="name" value="" placeholder="New token name"></td>
+	  <td></td>
+	  <td><input class="btn btn-success" type="submit" value="Create Token"></td>
+	</tr>
+	{% for token in tokens %}
+	  <tr>
+	    <td>••••••••</td>
+	    <td>{{ token.name }}</td>
+	    <td>{{ token.date }}</td>
+	    <td><a class="btn btn-danger" href="/settings?change=deltoken&token={{ token.id }}">Delete</a></td>
+	  </tr>
+	{% endfor %}
+      </table>
+    </form>
+  </section>
+
+
+  {{ super() }}
+
+{% endblock %}
+
+{% block eanwebsocket %}
+  let tokeninput = document.getElementById("settings-newtoken-token");
+  tokeninput.value = e.data;
+  tokeninput.select();
+  tokeninput.scrollIntoView();
+{% endblock %}

templates/signup.html

@@ -1,42 +1,36 @@
 {% extends "base.html" %}
 
-{% block header %}
-    <h1>Signup</h1>
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
+  <h1>Signup</h1>
+
   {# Show a username/password signup form #}
   <form method="post" action="/signup" id="signupform" enctype="multipart/form-data" accept-charset="UTF-8">
-        <label for="signup-username"><b>Username</b>: </label>
-        <input id="signup-username" type="text" name="username" required="required"/><br/>
+    <label class="form-label" for="signup-username"><b>Username</b>: </label>
+    <input class="form-control" id="signup-username" type="text" name="username" required="required"/><br/>
 
-        <label for="signup-password"><b>Choose a password</b>: </label>
-        <input id="signup-password" type="password" name="password" required="required"/><br/>
+    <label class="form-label" for="signup-password"><b>Choose a password</b>: </label>
+    <input class="form-control" id="signup-password" type="password" name="password" required="required"/><br/>
 
-        <label for="signup-password2"><b>Repeat password</b>: </label>
-        <input id="signup-password2" type="password" name="password2" required="required"/><br/>
+    <label class="form-label" for="signup-password2"><b>Repeat password</b>: </label>
+    <input class="form-control" id="signup-password2" type="password" name="password2" required="required"/><br/>
 
-        <label for="signup-email">E-Mail: </label>
-        <input id="signup-email" type="text" name="email"/><br/>
+    <label class="form-label" for="signup-email">E-Mail: </label>
+    <input class="form-control" id="signup-email" type="text" name="email"/><br/>
 
-        <label for="signup-avatar">Upload a profile picture: </label>
-        <input id="signup-avatar" type="file" name="avatar" accept="image/*" /><br/>
+    <label class="form-label" for="signup-avatar">Upload a profile picture: </label>
+    <input class="form-control" id="signup-avatar" type="file" name="avatar" accept="image/*" /><br/>
 
-        <label for="signup-touchkey">Draw a touchkey (touchscreen login pattern)</label>
+    <label class="form-label" for="signup-touchkey">Draw a touchkey (touchscreen login pattern)</label>
     <br/>
     <svg id="touchkey-svg" width="400" height="400"></svg>
     <br/>
     <input id="signup-touchkey" type="hidden" name="touchkey" value="" />
 
-        <input type="submit" value="Create account">
+    <input class="btn btn-primary" type="submit" value="Create account">
+    <a class="btn btn-secondary" href="/">Cancel</a>
   </form>
 
-    <div class="thumblist-item">
-	<a href="/">Cancel</a>
-    </div>
-
   <script src="/static/js/touchkey.js" ></script>
   <script>
     initTouchkey(true, 'touchkey-svg', null, 'signup-touchkey');

templates/signup_kiosk.html

@@ -1,121 +1,34 @@
 {% extends "base.html" %}
 
-{% block header %}
-    <h1>Signup</h1>
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
+  <h1>Signup</h1>
+
   {# Show a username/password signup form #}
   <form method="post" action="/signup" id="signupform" enctype="multipart/form-data" accept-charset="UTF-8">
-        <label for="signup-username"><b>Username</b>: </label>
-        <input id="signup-username" type="text" name="username" required="required" class="osk-target"/><br/>
+    <label class="form-label" for="signup-username">Username:</label>
+    <input class="form-control" id="signup-username" type="text" name="username" required="required" class="osk-target"/><br/>
 
-        <label for="signup-password"><b>Choose a password</b>: </label>
-        <input id="signup-password" type="password" name="password" required="required" class="osk-target"/><br/>
+    <label class="form-label" for="signup-password">Choose a password:</label>
+    <input class="form-control" id="signup-password" type="password" name="password" required="required" class="osk-target"/><br/>
 
-        <label for="signup-password2"><b>Repeat password</b>: </label>
-        <input id="signup-password2" type="password" name="password2" required="required" class="osk-target"/><br/>
+    <label class="form-label" for="signup-password2">Repeat password:</label>
+    <input class="form-control" id="signup-password2" type="password" name="password2" required="required" class="osk-target"/><br/>
 
-        <label for="signup-touchkey">Draw a touchkey (touchscreen login pattern)</label>
+    <label class="form-label" for="signup-touchkey">Draw a touchkey (touchscreen login pattern)</label>
     <br/>
     <svg id="touchkey-svg" width="400" height="400"></svg>
     <br/>
     <input id="signup-touchkey" type="hidden" name="touchkey" value="" />
 
-        <input type="submit" value="Create account">
+    <input class="btn btn-primary" type="submit" value="Create account">
+    <a class="btn btn-secondary" href="/">Cancel</a>
   </form>
 
-    <div class="thumblist-item">
-	<a href="/">Cancel</a>
-    </div>
-
-    <div id="osk-kbd" class="osk osk-kbd">
-        {% set lower = [['1','2','3','4','5','6','7','8','9','0','-','⌫'],
-                        ['q','w','e','r','t','y','u','i','o','p','[','⇥'],
-                        ['a','s','d','f','g','h','j','k','l',';','\'','⇤'],
-                        ['z','x','c','v','b','n','m',',','.','/','{','⇧'],
-                        ['SPACE']] %}
-        {% set upper = [['!','@','#','$','%','^','&','*','(',')','_','⌫'],
-                        ['Q','W','E','R','T','Y','U','I','O','P',']','⇥'],
-                        ['A','S','D','F','G','H','J','K','L',':','"','⇤'],
-                        ['Z','X','C','V','B','N','M','<','>','?','}','⇧'],
-                        ['SPACE']] %}
-        {% for lrow, urow in zip(lower, upper) %}
-        <div class="osk osk-kbd-row">
-            {% for lc, uc in zip(lrow, urow) %}
-            <div tabindex="1000" class="osk osk-button{% if lc == 'SPACE' %} osk-button-space{% endif %}" data-lowercase="{{ lc }}" data-uppercase="{{ uc }}">{{ lc }}</div>
-            {% endfor %}
-        </div>
-        {% endfor %}
-    </div>
-
   <script src="/static/js/touchkey.js" ></script>
   <script>
     initTouchkey(true, 'touchkey-svg', null, 'signup-touchkey');
   </script>
-    <script>
-        let lastfocus = null;
-        let shift = 0;
-        let osk = document.getElementById('osk-kbd');
-        let inputs = [].slice.call(document.getElementsByClassName('osk-target'));
-        let oskButtons = document.getElementsByClassName('osk-button');
-        for (let i = 0; i < inputs.length; ++i) {
-            inputs[i].onfocus = () => {
-                osk.classList.add('visible');
-            }
-            inputs[i].onblur = (blur) => {
-                if (blur.relatedTarget !== undefined && blur.relatedTarget !== null && blur.relatedTarget.classList.contains('osk')) {
-                    lastfocus = blur.target;
-                } else {
-                    lastfocus = null;
-                    if (blur.relatedTarget === undefined || blur.relatedTarget === null || !blur.relatedTarget.classList.contains('osk-target')) {
-                        osk.classList.remove('visible');
-                    }
-                }
-            }
-        }
-        for (let i = 0; i < oskButtons.length; ++i) {
-            oskButtons[i].onclick = (click) => {
-                if (lastfocus === null || lastfocus === undefined) {
-                    return;
-                }
-                let btn = click.target.innerText;
-                let idx = inputs.indexOf(lastfocus);
-                switch (btn) {
-                    case '⇥':
-                        lastfocus = inputs[(idx + 1) % inputs.length];
-                        break;
-                    case '⇤':
-                        lastfocus = inputs[(((idx - 1) % inputs.length) + inputs.length) % inputs.length];
-                        break;
-                    case '⌫':
-                        if (lastfocus.value.length > 0) {
-                            lastfocus.value = lastfocus.value.substring(0, lastfocus.value.length-1);
-                        }
-                        break;
-                    case 'SPACE':
-                        lastfocus.value += ' ';
-                        break;
-                    case '⇧':
-                        shift = !shift;
-                        click.target.classList.toggle('osk-locked');
-                        for (let j = 0; j < oskButtons.length; ++j) {
-                            oskButtons[j].innerText = oskButtons[j].getAttribute(shift ? 'data-uppercase' : 'data-lowercase');
-                        }
-                        break;
-                    default: {
-                        lastfocus.value += btn;
-                        break;
-                    }
-                }
-                lastfocus.focus();
-            }
-        }
-
-    </script>
-
   {{ super() }}
 
 {% endblock %}

templates/statistics.html

@@ -1,8 +1,6 @@
 {% extends "base.html" %}
 
 {% block header %}
-    {# Show the setup name, as set in the config file, as page title. Don't escape HTML entities. #}
-    <h1>{{ setupname|safe }} Sales Statistics</h1>
   <style>
     @media all {
     svg g text {
@@ -32,20 +30,22 @@
 
 {% block main %}
 
+  <h1>Sales Statistics</h1>
+
   <section id="statistics-range">
 
     <h2>Time Range</h2>
 
     <form action="/statistics" method="get" accept-charset="utf-8">
-            <label for="statistics-range-from">From:</label>
-            <input type="date" id="statistics-range-from" name="fromdate" value="{{fromdate}}" />
+      <label class="form-label" for="statistics-range-from">From:</label>
+      <input class="form-control" type="date" id="statistics-range-from" name="fromdate" value="{{fromdate}}" />
       <span class="input-replacement">{{fromdate}}</span>
 
-            <label for="statistics-range-to">To:</label>
-            <input type="date" id="statistics-range-to" name="todate" value="{{todate}}" />
+      <label class="form-label" for="statistics-range-to">To:</label>
+      <input class="form-control" type="date" id="statistics-range-to" name="todate" value="{{todate}}" />
       <span class="input-replacement">{{todate}}</span>
 
-            <input type="submit" value="Update">
+      <input class="btn btn-primary" type="submit" value="Update">
     </form>
 
   </section>
@@ -67,12 +67,18 @@
 
     <h2>Purchases</h2>
 
-        <table>
-            <tr class="head"><td>Product</td><td>Income</td><td>Units</td></tr>
+    <table class="table table-striped">
+      <thead>
+        <tr><th>Product</th><th>Income</th><th>Units</th></tr>
+      </thead>
+      <tbody>
         {% for prod, data in consumptions.items() %}
-            <tr class="{{ loop.cycle('odd', '') }}"><td><b>{{ prod }}</b></td><td>{{ -data[0]|chf }}</td><td>{{ data[1] }}</td></tr>
+          <tr><td>{{ prod }}</td><td>{{ -data[0]|chf }}</td><td>{{ data[1] }}</td></tr>
         {% endfor %}
-            <tr class="foot"><td>Total</td><td>{{ total_income|chf }}</td><td>{{ total_consumption }}</td></tr>
+      </tbody>
+      <tfoot>
+        <tr><td>Total</td><td>{{ total_income|chf }}</td><td>{{ total_consumption }}</td></tr>
+      </tfoot>
     </table>
 
     {# Really hacky pie chart implementation. #}

templates/touchkey.html

@@ -1,22 +1,9 @@
 {% extends "base.html" %}
 
-{% block head %}
-{{ super() }}
-<style>
-    svg {
-        width: 400px;
-        height: auto;
-    }
-</style>
-{% endblock %}
-
-{% block header %}
-<h1>Welcome, {{ username }}</h1>
-{{ super() }}
-{% endblock %}
-
 {% block main %}
 
+  <h1>Welcome, {{ username }}</h1>
+
   <svg id="touchkey-svg" width="400" height="400"></svg>
 
   <form method="post" action="/touchkey" id="loginform" accept-charset="UTF-8">
@@ -28,9 +15,7 @@
     {% endif %}
   </form>
 
-<div class="thumblist-item">
-    <a href="/">Cancel</a>
-</div>
+  <a class="btn btn-secondary" href="/">Cancel</a>
 
   <script src="/static/js/touchkey.js"></script>
   <script>

templates/userbootstrap.html

@@ -1,26 +1,22 @@
 {% extends "base.html" %}
 
-{% block header %}
-    {# Show the setup name, as set in the config file, as page title followed by "Setup". Don't escape HTML entities. #}
-    <h1>{{ setupname|safe }} Setup</h1>
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
+<h1>Welcome</h1>
+
     {# Show a user creation form #}
     Please create an admin user account
     <form method="post" action="/userbootstrap" accept-charset="UTF-8">
-        <label for="username">Username: </label>
-        <input id="username" type="text" name="username"/><br/>
+        <label class="form-label" for="username">Username: </label>
+        <input class="form-control" id="username" type="text" name="username"/><br/>
 
-        <label for="password">Password: </label>
-        <input id="password" type="password" name="password"/><br/>
+        <label class="form-label" for="password">Password: </label>
+        <input class="form-control" id="password" type="password" name="password"/><br/>
 
-        <label for="password2">Repeat: </label>
-        <input id="password2" type="password" name="password2"/><br/>
+        <label class="form-label" for="password2">Repeat: </label>
+        <input class="form-control" id="password2" type="password" name="password2"/><br/>
 
-        <input type="submit" value="Create user">
+        <input class="btn btn-success" type="submit" value="Create user">
     </form>
 
     {{ super() }}

templates/userlist.html

@@ -1,35 +1,22 @@
 {% extends "base.html" %}
 
-{% block header %}
-    {# Show the setup name, as set in the config file, as page title. Don't escape HTML entities. #}
-    <h1>{{ setupname|safe }}</h1>
-    {{ super() }}
-{% endblock %}
-
 {% block main %}
 
+  <div class="row itemlist">
     {% for user in users %}
       {# Show an item per user, consisting of the username, and the avatar, linking to the touchkey login #}
-        <div class="thumblist-item">
-            <a href="/touchkey?uid={{ user.id }}&username={{ user.name }}{% if buyproduct %}&buypid={{ buyproduct.id }}{% endif %}">
-                <span class="thumblist-title">{{ user.name }}</span><br/>
-                <div class="imgcontainer">
-                    <img src="/static/upload/thumbnails/users/{{ user.id }}.png?cacheBuster={{ now }}" alt="Avatar of {{ user.name }}" draggable="false"/>
+      <div class="col-sm-1 g-4">
+	<a class="card h-100 text-bg-light" href="/touchkey?uid={{ user.id }}&username={{ user.name }}{% if buyproduct %}&buypid={{ buyproduct.id }}{% endif %}">
+	  <div class="card-header">
+	      {{ user.name }}
 	  </div>
+	  <img class="card-img-bottom" src="/static/upload/thumbnails/users/{{ user.id }}.png?cacheBuster={{ now }}" alt="Avatar of {{ user.name }}" draggable="false"/>
 	</a>
       </div>
     {% endfor %}
+  </div>
 
   <br/>
-    {# Link to the password login #}
-    <div class="thumblist-item">
-	<a href="/login">Password login</a>
-    </div>
-    {% if signup %}
-    <div class="thumblist-item">
-	<a href="/signup">Create account</a>
-    </div>
-    {% endif %}
 
   {{ super() }}