add mobile scanner

This commit is contained in:
2025-08-04 17:14:34 +02:00
parent b954b93dd6
commit a71428dc57
2 changed files with 140 additions and 29 deletions

View File

@ -2,6 +2,7 @@ import panel as pn
import base64
from io import BytesIO
from hipsterfy.hipsterfy import Hipsterfy, HipsterfyPlaylist, HipsterfyPlaylistItem, CardStyle
import qrcode
pn.extension("filedownload", "notifications", "location")
@ -167,9 +168,34 @@ def create_panel_page(hipsterfy: Hipsterfy, playlist_uri: str=None) -> pn.Templa
create_preview_button.on_click(create_preview)
# Dynamischer QR-Code für die Player-App
def generate_qr_code_base64(url):
qr = qrcode.QRCode(box_size=4, border=2)
qr.add_data(url)
qr.make(fit=True)
img = qr.make_image(fill_color="black", back_color="white")
buffered = BytesIO()
img.save(buffered, format="PNG")
img_str = base64.b64encode(buffered.getvalue()).decode()
return f'<div style="text-align:center;"><b>Mobile QR-Scanner:</b><br><img src="data:image/png;base64,{img_str}" alt="QR Code" style="margin-top:8px;max-width:200px;"/><br><a href="{url}" target="_blank" style="color:#1DB954">{url}</a></div>'
# Dynamisch: QR-Code aktualisiert sich, wenn die Seite unter einer anderen URL läuft
def player_qr_html():
# pn.state.location.href ist erst nach dem ersten Request gesetzt
base_url = pn.state.location.href or main_url
# Basis-URL ohne evtl. Pfad/Query
from urllib.parse import urlparse
parsed = urlparse(base_url)
base = f"{parsed.scheme}://{parsed.netloc}"
url = base + "/qr/scan.html"
return generate_qr_code_base64(url)
player_qr_pane = pn.bind(lambda: pn.pane.HTML(player_qr_html(), sizing_mode='stretch_width'))
template = pn.template.FastListTemplate(
title='Hipsterfy',
sidebar=[
player_qr_pane, # <-- Dynamischer QR-Code ganz oben in der Sidebar
playlist_instructions, playlist_uri, primary_item, secondary_item, additional_items, card_style,
cards_per_row_widget,
create_preview_button, download_front_html_button, download_back_html_button, print_instructions

View File

@ -1,16 +1,17 @@
<!DOCTYPE html>
<html lang="de">
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Spotify QR-Scanner</title>
<title>Hipsterfy QR-Scanner</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
html, body {
margin: 0; padding: 0;
font-family: sans-serif;
font-family: 'Segoe UI', Arial, sans-serif;
background: #181818;
color: #fff;
height: 100%;
min-height: 100vh;
width: 100vw;
}
#app {
display: flex;
@ -18,38 +19,92 @@
align-items: center;
justify-content: flex-start;
min-height: 100vh;
padding: 1em;
padding: 1.5em 0.5em 2em 0.5em;
box-sizing: border-box;
width: 100vw;
max-width: 100vw;
}
h2 {
margin-bottom: 0.5em;
font-size: 2em;
letter-spacing: 1px;
text-align: center;
}
#video {
width: 90vw;
max-width: 400px;
border-radius: 12px;
margin: 1em 0;
width: 100%;
max-width: 420px;
aspect-ratio: 4/3;
border-radius: 18px;
margin: 1em 0 1.5em 0;
background: #222;
box-shadow: 0 4px 24px #0008;
object-fit: cover;
}
#result {
margin: 1em 0;
margin: 0.5em 0 1em 0;
word-break: break-all;
text-align: center;
font-size: 1.08em;
}
#backBtn {
margin-top: 1em;
padding: 0.7em 1.5em;
margin: 1.2em 0 1em 0;
padding: 0.9em 2em;
border: none;
border-radius: 8px;
border-radius: 10px;
background: #1DB954;
color: #fff;
font-size: 1.1em;
font-size: 1.15em;
font-weight: 600;
cursor: pointer;
box-shadow: 0 2px 8px #0004;
display: none;
transition: background 0.2s;
}
#backBtn:hover {
background: #17a74a;
}
#preview {
margin-top: 1em;
width: 100%;
max-width: 420px;
outline: none;
display: none;
}
iframe {
#embed {
width: 100%;
max-width: 420px;
margin: 1em 0 0 0;
display: flex;
justify-content: center;
align-items: center;
min-height: 170px;
}
#embed iframe {
width: 100%;
min-width: 260px;
max-width: 420px;
height: 170px;
border: none;
border-radius: 12px;
margin-top: 1em;
width: 90vw;
max-width: 400px;
height: 152px; /* Spotify empfiehlt 152px für volle Vorschau */
border-radius: 16px;
background: #222;
box-shadow: 0 2px 12px #0005;
transition: box-shadow 0.2s;
}
a {
color: #1DB954;
word-break: break-all;
}
@media (max-width: 600px) {
#app {
padding: 0.5em 0.1em 1em 0.1em;
}
#video, #embed, #preview {
max-width: 98vw;
}
#embed iframe {
min-width: 180px;
max-width: 98vw;
}
}
</style>
</head>
@ -58,7 +113,8 @@
<h2>Spotify QR-Scanner</h2>
<video id="video" autoplay playsinline></video>
<div id="result"></div>
<button id="backBtn">Zurück zum Scanner</button>
<button id="backBtn">Back to scanner</button>
<audio id="preview" controls autoplay></audio>
<div id="embed"></div>
</div>
<script src="https://unpkg.com/jsqr/dist/jsQR.js"></script>
@ -67,14 +123,24 @@
const resultDiv = document.getElementById('result');
const embedDiv = document.getElementById('embed');
const backBtn = document.getElementById('backBtn');
const previewAudio = document.getElementById('preview');
let scanning = true;
let stream = null;
let animationId = null;
// Extrahiere die Track-ID aus beliebigen Spotify-Links
function extractPreviewUrl(url) {
try {
if (url.endsWith('.mp3')) return url;
const u = new URL(url);
if (u.searchParams.has('preview_url')) {
return u.searchParams.get('preview_url');
}
} catch {}
return null;
}
function extractSpotifyTrackId(url) {
try {
// Suche nach /track/<id> oder /embed/track/<id>
const match = url.match(/(?:embed\/)?track\/([a-zA-Z0-9]+)/);
if (match) {
return match[1];
@ -95,7 +161,6 @@
function getSpotifyEmbed(url) {
const trackId = extractSpotifyTrackId(url);
if (trackId) {
// Die Vorschau ist immer das offizielle Spotify-Embed, keine App-Credentials!
return `https://open.spotify.com/embed/track/${trackId}`;
}
return null;
@ -106,12 +171,15 @@
embedDiv.innerHTML = '';
resultDiv.textContent = '';
backBtn.style.display = 'none';
previewAudio.style.display = 'none';
previewAudio.pause();
previewAudio.src = '';
if (!stream) {
try {
stream = await navigator.mediaDevices.getUserMedia({ video: { facingMode: "environment" } });
video.srcObject = stream;
} catch (e) {
resultDiv.textContent = "Kamera konnte nicht gestartet werden.";
resultDiv.textContent = "Could not start camera.";
return;
}
}
@ -145,16 +213,31 @@
function handleResult(data) {
stopScanner();
if (isSpotifyUrl(data)) {
const previewUrl = extractPreviewUrl(data);
if (previewUrl) {
resultDiv.innerHTML = `<span>Spotify preview found and playing.</span>`;
previewAudio.src = previewUrl;
previewAudio.style.display = 'block';
previewAudio.play();
embedDiv.innerHTML = '';
} else if (isSpotifyUrl(data)) {
const embedUrl = getSpotifyEmbed(data);
if (embedUrl) {
resultDiv.innerHTML = `<span>Spotify-Link erkannt:</span><br><a href="${data}" target="_blank" style="color:#1DB954">${data}</a>`;
resultDiv.innerHTML = `<span>Spotify link found and loaded below.</span>`;
embedDiv.innerHTML = `<iframe src="${embedUrl}" allow="encrypted-media"></iframe>`;
} else {
resultDiv.textContent = "Spotify-Link erkannt, aber kein unterstützter Typ.";
resultDiv.textContent = "Spotify link found, but not a supported type.";
embedDiv.innerHTML = '';
}
previewAudio.style.display = 'none';
previewAudio.pause();
previewAudio.src = '';
} else {
resultDiv.textContent = "Kein gültiger Spotify-Link erkannt.";
resultDiv.textContent = "No valid Spotify link found.";
embedDiv.innerHTML = '';
previewAudio.style.display = 'none';
previewAudio.pause();
previewAudio.src = '';
}
backBtn.style.display = 'inline-block';
}
@ -169,6 +252,8 @@
stream.getTracks().forEach(track => track.stop());
stream = null;
}
previewAudio.pause();
previewAudio.src = '';
};
</script>
</body>