formular für mp3-tags hinzugefügt

editor.py

@@ -3,6 +3,7 @@ import subprocess
 import threading
 import time
 import uuid
+import json
 from datetime import datetime
 from pathlib import Path
 from zoneinfo import ZoneInfo
@@ -224,7 +225,48 @@ def create_waveform(filename):
         return None
 
 
-def create_finished(filename, start, end, progress_callback=None):
+def read_metadata(path):
+    """Read common ID3/FFmpeg metadata from an MP3."""
+    try:
+        result = subprocess.run(
+            ["ffprobe", "-v", "error", "-show_entries", "format_tags=date,artist,title,album",
+             "-of", "json", str(path)],
+            capture_output=True, text=True, timeout=10,
+        )
+        if result.returncode != 0:
+            return {}
+        data = json.loads(result.stdout)
+        tags = data.get("format", {}).get("tags", {}) or {}
+        return {str(k).lower(): str(v) for k, v in tags.items() if v is not None}
+    except Exception:
+        return {}
+
+
+def metadata_datetime(path):
+    tags = read_metadata(path)
+    value = tags.get("date", "")
+    if value:
+        try:
+            dt = datetime.fromisoformat(value.replace("Z", "+00:00"))
+            return dt.astimezone(ZoneInfo("Europe/Berlin")).strftime("%d.%m.%Y %H:%M:%S")
+        except ValueError:
+            pass
+    return format_datetime(path.stat().st_mtime)
+
+
+def metadata_form_value(path):
+    tags = read_metadata(path)
+    value = tags.get("date", "")
+    if value:
+        try:
+            dt = datetime.fromisoformat(value.replace("Z", "+00:00"))
+            return dt.astimezone(ZoneInfo("Europe/Berlin")).strftime("%Y-%m-%dT%H:%M")
+        except ValueError:
+            pass
+    return datetime.fromtimestamp(path.stat().st_mtime, ZoneInfo("Europe/Berlin")).strftime("%Y-%m-%dT%H:%M")
+
+
+def create_finished(filename, start, end, metadata=None, progress_callback=None):
     source = source_path(filename)
     if source is None:
         raise ValueError("Aufnahme nicht gefunden")
@@ -249,6 +291,7 @@ def create_finished(filename, start, end, progress_callback=None):
     destination = finished_path(filename)
     temp = FINISHED_DIR / f".{filename}.tmp.mp3"
     selected_duration = end - start
+    metadata = metadata or {}
 
     cmd = [
         "ffmpeg", "-hide_banner", "-loglevel", "error", "-y",
@@ -262,6 +305,10 @@ def create_finished(filename, start, end, progress_callback=None):
         "-c:a", "libmp3lame",
         "-b:a", "128k",
         "-avoid_negative_ts", "make_zero",
+        "-metadata", f"date={metadata.get('date', '')}",
+        "-metadata", f"artist={metadata.get('artist', '')}",
+        "-metadata", f"title={metadata.get('title', '')}",
+        "-metadata", f"album={metadata.get('album', '')}",
         "-progress", "pipe:1",
         "-nostats",
         str(temp),
@@ -322,7 +369,7 @@ def create_finished(filename, start, end, progress_callback=None):
         raise
 
 
-def run_edit_job(job_id, filename, start, end):
+def run_edit_job(job_id, filename, start, end, metadata):
     def update(**values):
         with JOBS_LOCK:
             job = JOBS.get(job_id)
@@ -332,7 +379,7 @@ def run_edit_job(job_id, filename, start, end):
     update(status="running", progress=0.0)
     try:
         destination, duration = create_finished(
-            filename, start, end,
+            filename, start, end, metadata=metadata,
             progress_callback=lambda value: update(progress=value),
         )
         update(status="done", progress=100.0, filename=destination.name,
@@ -391,6 +438,14 @@ button:disabled { opacity:.45; cursor:not-allowed; }
 .message { margin-top:15px; padding:10px 12px; border-radius:6px; display:none; }
 .message.ok { display:block; background:#173d24; color:#b8f5c9; }
 .message.error { display:block; background:#4a1b1b; color:#ffd0d0; }
+.meta-dialog { position:fixed; inset:0; background:rgba(0,0,0,.78); display:none; align-items:center; justify-content:center; z-index:900; padding:20px; }
+.meta-dialog.active { display:flex; }
+.meta-card { width:min(560px,100%); background:#202020; border:1px solid #444; border-radius:10px; padding:22px; box-shadow:0 10px 40px #000; }
+.meta-card h2 { margin-top:0; }
+.meta-card label { display:block; margin:14px 0; color:#ccc; }
+.meta-card input { display:block; width:100%; margin-top:6px; padding:10px; background:#111; color:#eee; border:1px solid #555; border-radius:5px; font-size:16px; }
+.meta-actions { display:flex; gap:10px; justify-content:flex-end; margin-top:20px; }
+.meta-actions button { margin:0; }
 .progress-box { display:none; margin-top:16px; }
 .progress-box.active { display:block; }
 .progress-track { height:18px; background:#292929; border-radius:9px; overflow:hidden; }
@@ -460,7 +515,17 @@ button:disabled { opacity:.45; cursor:not-allowed; }
     <a class="button" href="{{ audio_url }}" download>Original herunterladen</a>
   </div>
   <div class="info">Beim Erstellen einer fertigen Aufnahme bleibt das Original unverändert.</div>
-  <div class="progress-box" id="progressBox"><div class="progress-track"><div class="progress-bar" id="progressBar"></div></div><div class="progress-info"><span id="progressText">Verarbeitung läuft …</span><span id="progressPercent">0 %</span></div></div>
+  <div class="meta-dialog" id="metaDialog">
+    <div class="meta-card">
+      <h2>Metadaten der fertigen Aufnahme</h2>
+      <label>Zeitpunkt<input id="metaDate" type="datetime-local" value="{{ metadata_datetime }}" required></label>
+      <label>Redner<input id="metaArtist" type="text" value="{{ metadata.artist|default('', true) }}" placeholder="Name des Redners"></label>
+      <label>Beschreibung<input id="metaTitle" type="text" value="{{ metadata.title|default('', true) }}" placeholder="Titel / Beschreibung des Vortrags"></label>
+      <label>Veranstaltung<input id="metaAlbum" type="text" value="{{ metadata.album|default('', true) }}" placeholder="Veranstaltung"></label>
+      <div class="meta-actions"><button onclick="closeMetaDialog()">Abbrechen</button><button class="primary" onclick="submitWithMetadata()">Fertige Aufnahme erstellen</button></div>
+    </div>
+  </div>
+  <div class="progress-box id="progressBox"><div class="progress-track"><div class="progress-bar" id="progressBar"></div></div><div class="progress-info"><span id="progressText">Verarbeitung läuft …</span><span id="progressPercent">0 %</span></div></div>
   <div id="message" class="message"></div>
 </div>
 </div>
@@ -737,58 +802,35 @@ function msg(text, ok) {
 
 async function trim() {
   if (end-start < 0.5) return msg('Der ausgewählte Bereich ist zu kurz.',false);
-  if (!confirm(`Aufnahme auf ${fmt(start)} bis ${fmt(end)} kürzen?`)) return;
+  document.getElementById('metaDialog').classList.add('active');
+}
+function closeMetaDialog() { document.getElementById('metaDialog').classList.remove('active'); }
+async function submitWithMetadata() {
+  const date=document.getElementById('metaDate').value;
+  const artist=document.getElementById('metaArtist').value.trim();
+  const title=document.getElementById('metaTitle').value.trim();
+  const album=document.getElementById('metaAlbum').value.trim();
+  if (!date) return alert('Bitte einen Zeitpunkt angeben.');
+  closeMetaDialog();
   const btn=document.getElementById('trimButton');
   const progressBox=document.getElementById('progressBox');
   const progressBar=document.getElementById('progressBar');
   const progressText=document.getElementById('progressText');
   const progressPercent=document.getElementById('progressPercent');
-  btn.disabled=true;
-  audio.pause();
-  progressBox.classList.add('active');
-  progressBar.style.width='0%';
-  progressPercent.textContent='0 %';
-  progressText.textContent='Verarbeitung wird gestartet …';
-  msg('Aufnahme wird im Hintergrund geschnitten …',true);
-
+  btn.disabled=true; audio.pause(); progressBox.classList.add('active'); progressBar.style.width='0%'; progressPercent.textContent='0 %'; progressText.textContent='Verarbeitung wird gestartet …'; msg('Fertige Aufnahme wird im Hintergrund erstellt …',true);
   try {
-    const r=await fetch('/api/edit', {
-      method:'POST', headers:{'Content-Type':'application/json'},
-      body:JSON.stringify({filename,start,end})
-    });
-    const contentType = r.headers.get('content-type') || '';
-    let d;
-    if (contentType.includes('application/json')) d = await r.json();
-    else throw new Error(`Serverfehler HTTP ${r.status}: ${(await r.text()).slice(0,200)}`);
+    const r=await fetch('/api/edit', {method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({filename,start,end,metadata:{date,artist,title,album}})});
+    const d=await r.json();
     if(!r.ok || !d.success) throw new Error(d.error || `Fehler beim Starten (HTTP ${r.status})`);
-
-    const jobId=d.job_id;
     const poll=async()=>{
-      const sr=await fetch('/api/edit/status/'+encodeURIComponent(jobId), {cache:'no-store'});
-      const sd=await sr.json();
+      const sr=await fetch('/api/edit/status/'+encodeURIComponent(d.job_id), {cache:'no-store'}); const sd=await sr.json();
       if(!sr.ok || !sd.success) throw new Error(sd.error || `Statusfehler HTTP ${sr.status}`);
-      const percent=Math.max(0,Math.min(100,sd.progress || 0));
-      progressBar.style.width=percent+'%';
-      progressPercent.textContent=Math.round(percent)+' %';
-      if(sd.status==='running') {
-        progressText.textContent='Verarbeitung läuft …';
-        setTimeout(poll,700);
-      } else if(sd.status==='done') {
-        progressBar.style.width='100%';
-        progressPercent.textContent='100 %';
-        progressText.textContent='Fertig';
-        msg('Fertige Aufnahme erfolgreich erstellt.',true);
-        setTimeout(()=>location.reload(),800);
-      } else {
-        throw new Error(sd.error || 'Schneiden fehlgeschlagen');
-      }
-    };
-    poll().catch(e=>{ msg(e.message,false); btn.disabled=false; progressText.textContent='Fehler'; });
-  } catch(e) {
-    msg(e.message,false);
-    btn.disabled=false;
-    progressBox.classList.remove('active');
-  }
+      const percent=Math.max(0,Math.min(100,sd.progress || 0)); progressBar.style.width=percent+'%'; progressPercent.textContent=Math.round(percent)+' %';
+      if(sd.status==='running' || sd.status==='queued') { progressText.textContent=sd.status==='queued'?'Verarbeitung wird gestartet …':'Verarbeitung läuft …'; setTimeout(poll,700); }
+      else if(sd.status==='done') { progressBar.style.width='100%'; progressPercent.textContent='100 %'; progressText.textContent='Fertig'; msg('Fertige Aufnahme erfolgreich erstellt.',true); setTimeout(()=>location.reload(),800); }
+      else throw new Error(sd.error || 'Schneiden fehlgeschlagen');
+    }; poll().catch(e=>{msg(e.message,false);btn.disabled=false;progressText.textContent='Fehler';});
+  } catch(e) { msg(e.message,false); btn.disabled=false; progressBox.classList.remove('active'); }
 }
 render();
 </script>
@@ -838,9 +880,10 @@ th { color:#aaa; font-weight:normal; }
 <tbody>
 {% for item in recordings %}
 <tr>
-<td>{{ item.filename }}</td>
 <td>{{ item.datetime }}</td>
-<td>{{ item.size }}</td>
+<td>{{ item.artist or "–" }}</td>
+<td>{{ item.title or "–" }}</td>
+<td>{{ item.album or "–" }}</td>
 <td>{{ item.duration }}</td>
 <td class="actions">
   <a class="button" href="{{ url_for('edit_recording', filename=item.filename) }}" onclick="showLoading()">✂ Bearbeiten</a>
@@ -858,13 +901,14 @@ th { color:#aaa; font-weight:normal; }
 <h2>Bearbeitete Aufnahmen</h2>
 {% if finished %}
 <table>
-<thead><tr><th>Datei</th><th>Datum</th><th>Größe</th><th>Dauer</th><th></th></tr></thead>
+<thead><tr><th>Zeitpunkt</th><th>Redner</th><th>Beschreibung</th><th>Veranstaltung</th><th>Dauer</th><th></th></tr></thead>
 <tbody>
 {% for item in finished %}
 <tr>
-<td>{{ item.filename }}</td>
 <td>{{ item.datetime }}</td>
-<td>{{ item.size }}</td>
+<td>{{ item.artist or "–" }}</td>
+<td>{{ item.title or "–" }}</td>
+<td>{{ item.album or "–" }}</td>
 <td>{{ item.duration }}</td>
 <td class="actions">
   <a class="button" href="{{ url_for('finished_file', filename=item.filename) }}">▶ Abspielen / Download</a>
@@ -954,18 +998,22 @@ def index():
     for path in FINISHED_DIR.glob("*.mp3"):
         try:
             stat = path.stat()
+            tags = read_metadata(path)
             finished.append({
                 "filename": path.name,
-                "datetime": format_datetime(stat.st_mtime),
+                "datetime": tags.get("date", "") or format_datetime(stat.st_mtime),
+                "artist": tags.get("artist", ""),
+                "title": tags.get("title", ""),
+                "album": tags.get("album", ""),
                 "size": format_size(stat.st_size),
                 "duration": format_duration(get_duration(path)),
-                "mtime": stat.st_mtime,
+                "sort_date": tags.get("date", "") or datetime.fromtimestamp(stat.st_mtime, ZoneInfo("Europe/Berlin")).isoformat(),
             })
         except FileNotFoundError:
             pass
 
     recordings.sort(key=lambda x: x["mtime"], reverse=True)
-    finished.sort(key=lambda x: x["mtime"], reverse=True)
+    finished.sort(key=lambda x: x["sort_date"], reverse=True)
 
     return render_template_string(
         INDEX_HTML,
@@ -994,6 +1042,8 @@ def edit_recording(filename):
         filename=filename,
         duration=format_duration(duration),
         duration_seconds=duration,
+        metadata=read_metadata(path),
+        metadata_datetime=metadata_form_value(path),
         waveform_url=url_for("waveform", filename=filename),
         audio_url=url_for("recording", filename=filename),
     )
@@ -1056,6 +1106,7 @@ def api_edit():
     filename = data.get("filename")
     start = data.get("start")
     end = data.get("end")
+    metadata = data.get("metadata") or {}
     source = source_path(filename)
 
     if source is None:
@@ -1072,7 +1123,22 @@ def api_edit():
     with JOBS_LOCK:
         JOBS[job_id] = {"status":"queued", "progress":0.0, "filename":filename,
                         "created_at":time.time()}
-    threading.Thread(target=run_edit_job, args=(job_id, filename, start_f, end_f), daemon=True).start()
+    metadata = {
+        "date": str(metadata.get("date", "")).strip(),
+        "artist": str(metadata.get("artist", "")).strip(),
+        "title": str(metadata.get("title", "")).strip(),
+        "album": str(metadata.get("album", "")).strip(),
+    }
+    if not metadata["date"]:
+        return jsonify({"success": False, "error": "Zeitpunkt fehlt"}), 400
+    try:
+        dt = datetime.fromisoformat(metadata["date"])
+        if dt.tzinfo is None:
+            dt = dt.replace(tzinfo=ZoneInfo("Europe/Berlin"))
+        metadata["date"] = dt.isoformat()
+    except ValueError:
+        return jsonify({"success": False, "error": "Ungültiger Zeitpunkt"}), 400
+    threading.Thread(target=run_edit_job, args=(job_id, filename, start_f, end_f, metadata), daemon=True).start()
     return jsonify({"success": True, "job_id": job_id}), 202