Add 4 new features: timelapse toggle, auto-screenshot, video search, email sharing

- Weekly timelapse button now toggleable via settings (zoom_timelapse.weekly_timelapse_enabled)
- Auto-screenshot API for cron-based gallery capture every 10 min
- Date/time video search with filter UI in archive section
- Email sharing with share links and PHPMailer integration
- New API endpoints: auto-screenshot.php, gallery.php, video-search.php, share.php
- New settings: auto_screenshot.*, sharing.* for feature configuration

aurora-livecam/SettingsManager.php

@@ -48,7 +48,20 @@ class SettingsManager {
             'zoom_timelapse' => [
                 'show_zoom_controls' => true,
                 'max_zoom_level' => 4.0,
-                'timelapse_reverse_enabled' => true
+                'timelapse_reverse_enabled' => true,
+                'weekly_timelapse_enabled' => true // Wochenzeitraffer Button
+            ],
+            // Auto-Screenshot für Galerie
+            'auto_screenshot' => [
+                'enabled' => false,
+                'interval_minutes' => 10,
+                'max_images' => 144, // 24h bei 10min Intervall
+                'save_to_gallery' => true
+            ],
+            // Email-Sharing
+            'sharing' => [
+                'email_enabled' => false,
+                'share_link_expiry_hours' => 24
             ],
             // Punkt 5: Content Management
             'content' => [
@@ -268,6 +281,32 @@ class SettingsManager {
         return $this->get('zoom_timelapse.timelapse_reverse_enabled') === true;
     }
 
+    public function isWeeklyTimelapseEnabled() {
+        return $this->get('zoom_timelapse.weekly_timelapse_enabled') !== false;
+    }
+
+    // Auto-Screenshot Helper
+    public function isAutoScreenshotEnabled() {
+        return $this->get('auto_screenshot.enabled') === true;
+    }
+
+    public function getAutoScreenshotInterval() {
+        return $this->get('auto_screenshot.interval_minutes') ?? 10;
+    }
+
+    public function getAutoScreenshotMaxImages() {
+        return $this->get('auto_screenshot.max_images') ?? 144;
+    }
+
+    // Sharing Helper
+    public function isEmailSharingEnabled() {
+        return $this->get('sharing.email_enabled') === true;
+    }
+
+    public function getShareLinkExpiryHours() {
+        return $this->get('sharing.share_link_expiry_hours') ?? 24;
+    }
+
     // SEO Helper
     public function getCustomTitle() {
         $title = $this->get('seo.custom_title');

aurora-livecam/api/auto-screenshot.php

@@ -0,0 +1,104 @@
+<?php
+/**
+ * Auto-Screenshot API
+ *
+ * Kann als Cron-Job aufgerufen werden:
+ * */10 * * * * curl -s http://localhost/api/auto-screenshot.php?key=YOUR_SECRET_KEY
+ *
+ * Oder via Webhook/Timer
+ */
+
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+require_once dirname(__DIR__) . '/SettingsManager.php';
+
+header('Content-Type: application/json');
+
+$settingsManager = new SettingsManager();
+
+// Prüfe ob Feature aktiviert
+if (!$settingsManager->isAutoScreenshotEnabled()) {
+    echo json_encode(['success' => false, 'error' => 'Auto-Screenshot deaktiviert']);
+    exit;
+}
+
+// Optionale API-Key Validierung
+$configFile = dirname(__DIR__) . '/config.php';
+if (file_exists($configFile)) {
+    $config = require $configFile;
+    $apiKey = $config['auto_screenshot_key'] ?? '';
+
+    if (!empty($apiKey) && ($_GET['key'] ?? '') !== $apiKey) {
+        http_response_code(403);
+        echo json_encode(['success' => false, 'error' => 'Ungültiger API-Key']);
+        exit;
+    }
+}
+
+// Galerie-Verzeichnis erstellen
+$galleryDir = dirname(__DIR__) . '/gallery/auto/';
+if (!is_dir($galleryDir)) {
+    mkdir($galleryDir, 0755, true);
+}
+
+// Screenshot-Dateiname
+$filename = 'auto_' . date('Y-m-d_H-i-s') . '.jpg';
+$filepath = $galleryDir . $filename;
+
+// Video-Stream URL
+$streamUrl = 'test_video.m3u8';
+$logoPath = dirname(__DIR__) . '/logo.png';
+
+// FFmpeg-Befehl zum Erstellen des Screenshots
+$command = sprintf(
+    'ffmpeg -i %s -vframes 1 -q:v 2 %s 2>&1',
+    escapeshellarg($streamUrl),
+    escapeshellarg($filepath)
+);
+
+exec($command, $output, $returnVar);
+
+if ($returnVar !== 0 || !file_exists($filepath)) {
+    echo json_encode([
+        'success' => false,
+        'error' => 'Screenshot fehlgeschlagen',
+        'command' => $command,
+        'output' => implode("\n", $output)
+    ]);
+    exit;
+}
+
+// Alte Screenshots aufräumen (max. Anzahl einhalten)
+$maxImages = $settingsManager->getAutoScreenshotMaxImages();
+$existingFiles = glob($galleryDir . 'auto_*.jpg');
+rsort($existingFiles); // Neueste zuerst
+
+if (count($existingFiles) > $maxImages) {
+    $filesToDelete = array_slice($existingFiles, $maxImages);
+    foreach ($filesToDelete as $file) {
+        @unlink($file);
+    }
+}
+
+// Metadaten speichern
+$metaFile = $galleryDir . 'metadata.json';
+$metadata = [];
+if (file_exists($metaFile)) {
+    $metadata = json_decode(file_get_contents($metaFile), true) ?? [];
+}
+
+$metadata[$filename] = [
+    'created_at' => date('Y-m-d H:i:s'),
+    'timestamp' => time(),
+    'size' => filesize($filepath)
+];
+
+// Nur die letzten maxImages behalten
+$metadata = array_slice($metadata, -$maxImages, null, true);
+file_put_contents($metaFile, json_encode($metadata, JSON_PRETTY_PRINT));
+
+echo json_encode([
+    'success' => true,
+    'file' => $filename,
+    'path' => '/gallery/auto/' . $filename,
+    'total_images' => count(glob($galleryDir . 'auto_*.jpg'))
+]);

aurora-livecam/api/gallery.php

@@ -0,0 +1,97 @@
+<?php
+/**
+ * Gallery API
+ *
+ * GET /api/gallery.php - Liste alle Galerie-Bilder
+ * GET /api/gallery.php?date=2024-01-30 - Bilder eines bestimmten Datums
+ * GET /api/gallery.php?from=2024-01-01&to=2024-01-31 - Bilder in einem Zeitraum
+ */
+
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+require_once dirname(__DIR__) . '/SettingsManager.php';
+
+header('Content-Type: application/json');
+header('Access-Control-Allow-Origin: *');
+
+$settingsManager = new SettingsManager();
+
+$galleryDir = dirname(__DIR__) . '/gallery/auto/';
+
+// Prüfe ob Galerie existiert
+if (!is_dir($galleryDir)) {
+    echo json_encode(['success' => true, 'images' => [], 'total' => 0]);
+    exit;
+}
+
+// Parameter
+$date = $_GET['date'] ?? null;
+$from = $_GET['from'] ?? null;
+$to = $_GET['to'] ?? null;
+$limit = min(100, (int)($_GET['limit'] ?? 50));
+$offset = max(0, (int)($_GET['offset'] ?? 0));
+
+// Alle Bilder holen
+$allFiles = glob($galleryDir . 'auto_*.jpg');
+rsort($allFiles); // Neueste zuerst
+
+$images = [];
+
+foreach ($allFiles as $file) {
+    $filename = basename($file);
+    // Extrahiere Datum aus Dateinamen: auto_2024-01-30_14-30-00.jpg
+    if (preg_match('/auto_(\d{4}-\d{2}-\d{2})_(\d{2}-\d{2}-\d{2})\.jpg/', $filename, $matches)) {
+        $fileDate = $matches[1];
+        $fileTime = str_replace('-', ':', $matches[2]);
+
+        // Datumsfilter
+        if ($date !== null && $fileDate !== $date) {
+            continue;
+        }
+
+        if ($from !== null && $fileDate < $from) {
+            continue;
+        }
+
+        if ($to !== null && $fileDate > $to) {
+            continue;
+        }
+
+        $images[] = [
+            'filename' => $filename,
+            'path' => '/gallery/auto/' . $filename,
+            'date' => $fileDate,
+            'time' => $fileTime,
+            'datetime' => $fileDate . ' ' . $fileTime,
+            'timestamp' => strtotime($fileDate . ' ' . $fileTime),
+            'size' => filesize($file)
+        ];
+    }
+}
+
+$total = count($images);
+
+// Pagination
+$images = array_slice($images, $offset, $limit);
+
+// Verfügbare Daten (für Kalender/Filter)
+$availableDates = [];
+foreach (glob($galleryDir . 'auto_*.jpg') as $file) {
+    if (preg_match('/auto_(\d{4}-\d{2}-\d{2})/', basename($file), $m)) {
+        $availableDates[$m[1]] = ($availableDates[$m[1]] ?? 0) + 1;
+    }
+}
+krsort($availableDates);
+
+echo json_encode([
+    'success' => true,
+    'images' => $images,
+    'total' => $total,
+    'offset' => $offset,
+    'limit' => $limit,
+    'available_dates' => $availableDates,
+    'filters' => [
+        'date' => $date,
+        'from' => $from,
+        'to' => $to
+    ]
+]);

aurora-livecam/api/share.php

@@ -0,0 +1,315 @@
+<?php
+/**
+ * Share API - Teilen von Bildern/Videos per E-Mail
+ *
+ * POST /api/share.php
+ * Body: { email: "friend@example.com", type: "video|image", path: "/videos/...", message: "Schau dir das an!" }
+ */
+
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\Exception;
+
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+require_once dirname(__DIR__) . '/SettingsManager.php';
+
+header('Content-Type: application/json');
+header('Access-Control-Allow-Origin: *');
+header('Access-Control-Allow-Methods: POST, GET, OPTIONS');
+header('Access-Control-Allow-Headers: Content-Type');
+
+if ($_SERVER['REQUEST_METHOD'] === 'OPTIONS') {
+    http_response_code(200);
+    exit;
+}
+
+$settingsManager = new SettingsManager();
+
+// Prüfe ob Feature aktiviert
+if (!$settingsManager->isEmailSharingEnabled()) {
+    echo json_encode(['success' => false, 'error' => 'E-Mail-Sharing ist deaktiviert']);
+    exit;
+}
+
+// Config laden
+$configFile = dirname(__DIR__) . '/config.php';
+$config = file_exists($configFile) ? require $configFile : [];
+$mailConfig = $config['mail'] ?? [];
+
+if (empty($mailConfig['host']) || empty($mailConfig['username'])) {
+    echo json_encode(['success' => false, 'error' => 'E-Mail-Server nicht konfiguriert']);
+    exit;
+}
+
+// === GET: Share-Link generieren ===
+if ($_SERVER['REQUEST_METHOD'] === 'GET' && isset($_GET['generate'])) {
+    $path = $_GET['path'] ?? '';
+    $type = $_GET['type'] ?? 'video';
+
+    if (empty($path)) {
+        echo json_encode(['success' => false, 'error' => 'Kein Pfad angegeben']);
+        exit;
+    }
+
+    // Token generieren
+    $expiryHours = $settingsManager->getShareLinkExpiryHours();
+    $expiry = time() + ($expiryHours * 3600);
+    $token = hash_hmac('sha256', $path . $expiry, session_id() . 'share_secret');
+
+    // Share-Link speichern
+    $shareDir = dirname(__DIR__) . '/data/shares/';
+    if (!is_dir($shareDir)) {
+        mkdir($shareDir, 0755, true);
+    }
+
+    $shareId = bin2hex(random_bytes(16));
+    $shareData = [
+        'id' => $shareId,
+        'path' => $path,
+        'type' => $type,
+        'token' => $token,
+        'expiry' => $expiry,
+        'created_at' => date('Y-m-d H:i:s')
+    ];
+
+    file_put_contents($shareDir . $shareId . '.json', json_encode($shareData));
+
+    // URL generieren
+    $baseUrl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 'https' : 'http')
+        . '://' . $_SERVER['HTTP_HOST'];
+    $shareUrl = $baseUrl . '/api/share.php?view=' . $shareId;
+
+    echo json_encode([
+        'success' => true,
+        'share_url' => $shareUrl,
+        'share_id' => $shareId,
+        'expires_at' => date('Y-m-d H:i:s', $expiry)
+    ]);
+    exit;
+}
+
+// === GET: Share-Link anzeigen ===
+if ($_SERVER['REQUEST_METHOD'] === 'GET' && isset($_GET['view'])) {
+    $shareId = preg_replace('/[^a-f0-9]/', '', $_GET['view']);
+    $shareFile = dirname(__DIR__) . '/data/shares/' . $shareId . '.json';
+
+    if (!file_exists($shareFile)) {
+        header('Content-Type: text/html; charset=utf-8');
+        echo '<!DOCTYPE html><html><head><title>Link ungültig</title></head><body style="font-family:sans-serif;text-align:center;padding:50px;"><h1>❌ Link nicht gefunden</h1><p>Dieser Share-Link existiert nicht oder wurde bereits gelöscht.</p></body></html>';
+        exit;
+    }
+
+    $shareData = json_decode(file_get_contents($shareFile), true);
+
+    // Ablauf prüfen
+    if (time() > $shareData['expiry']) {
+        @unlink($shareFile);
+        header('Content-Type: text/html; charset=utf-8');
+        echo '<!DOCTYPE html><html><head><title>Link abgelaufen</title></head><body style="font-family:sans-serif;text-align:center;padding:50px;"><h1>⏰ Link abgelaufen</h1><p>Dieser Share-Link ist abgelaufen. Bitte fordere einen neuen Link an.</p></body></html>';
+        exit;
+    }
+
+    // Datei existiert?
+    $filePath = dirname(__DIR__) . $shareData['path'];
+    if (!file_exists($filePath)) {
+        header('Content-Type: text/html; charset=utf-8');
+        echo '<!DOCTYPE html><html><head><title>Datei nicht gefunden</title></head><body style="font-family:sans-serif;text-align:center;padding:50px;"><h1>📭 Datei nicht gefunden</h1><p>Die geteilte Datei existiert nicht mehr.</p></body></html>';
+        exit;
+    }
+
+    // Redirect zur Datei oder HTML-Seite mit eingebettetem Player
+    $isVideo = in_array(pathinfo($filePath, PATHINFO_EXTENSION), ['mp4', 'webm', 'mov']);
+    $isImage = in_array(pathinfo($filePath, PATHINFO_EXTENSION), ['jpg', 'jpeg', 'png', 'gif', 'webp']);
+
+    $siteName = $config['app']['name'] ?? 'Aurora Livecam';
+    $baseUrl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 'https' : 'http')
+        . '://' . $_SERVER['HTTP_HOST'];
+
+    header('Content-Type: text/html; charset=utf-8');
+    echo '<!DOCTYPE html>
+<html lang="de">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Geteilte ' . ($isVideo ? 'Video' : 'Bild') . ' - ' . htmlspecialchars($siteName) . '</title>
+    <style>
+        * { margin: 0; padding: 0; box-sizing: border-box; }
+        body {
+            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            min-height: 100vh;
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+            justify-content: center;
+            padding: 20px;
+        }
+        .container {
+            background: white;
+            border-radius: 16px;
+            padding: 30px;
+            max-width: 900px;
+            width: 100%;
+            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
+        }
+        h1 { font-size: 1.5rem; margin-bottom: 20px; color: #333; }
+        video, img {
+            width: 100%;
+            max-height: 70vh;
+            object-fit: contain;
+            border-radius: 8px;
+            background: #000;
+        }
+        .download-btn {
+            display: inline-block;
+            margin-top: 20px;
+            padding: 12px 30px;
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            color: white;
+            text-decoration: none;
+            border-radius: 8px;
+            font-weight: 600;
+        }
+        .download-btn:hover { opacity: 0.9; }
+        .footer {
+            margin-top: 20px;
+            color: rgba(255,255,255,0.8);
+            font-size: 0.9rem;
+        }
+        .footer a { color: white; }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1>📤 Geteilte' . ($isVideo ? 's Video' : 's Bild') . '</h1>';
+
+    if ($isVideo) {
+        echo '<video controls autoplay><source src="' . htmlspecialchars($shareData['path']) . '" type="video/mp4">Ihr Browser unterstützt kein Video.</video>';
+    } else {
+        echo '<img src="' . htmlspecialchars($shareData['path']) . '" alt="Geteiltes Bild">';
+    }
+
+    echo '
+        <a href="' . htmlspecialchars($shareData['path']) . '" download class="download-btn">⬇️ Herunterladen</a>
+    </div>
+    <div class="footer">
+        Geteilt von <a href="' . $baseUrl . '">' . htmlspecialchars($siteName) . '</a>
+    </div>
+</body>
+</html>';
+    exit;
+}
+
+// === POST: E-Mail senden ===
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    http_response_code(405);
+    echo json_encode(['success' => false, 'error' => 'Nur POST erlaubt']);
+    exit;
+}
+
+// JSON-Body parsen
+$input = json_decode(file_get_contents('php://input'), true);
+if (!$input) {
+    $input = $_POST;
+}
+
+$email = filter_var($input['email'] ?? '', FILTER_VALIDATE_EMAIL);
+$path = $input['path'] ?? '';
+$type = $input['type'] ?? 'video';
+$message = htmlspecialchars($input['message'] ?? '');
+$senderName = htmlspecialchars($input['sender_name'] ?? 'Ein Freund');
+
+if (!$email) {
+    echo json_encode(['success' => false, 'error' => 'Ungültige E-Mail-Adresse']);
+    exit;
+}
+
+if (empty($path)) {
+    echo json_encode(['success' => false, 'error' => 'Kein Pfad angegeben']);
+    exit;
+}
+
+// Share-Link generieren
+$expiryHours = $settingsManager->getShareLinkExpiryHours();
+$expiry = time() + ($expiryHours * 3600);
+
+$shareDir = dirname(__DIR__) . '/data/shares/';
+if (!is_dir($shareDir)) {
+    mkdir($shareDir, 0755, true);
+}
+
+$shareId = bin2hex(random_bytes(16));
+$shareData = [
+    'id' => $shareId,
+    'path' => $path,
+    'type' => $type,
+    'expiry' => $expiry,
+    'created_at' => date('Y-m-d H:i:s'),
+    'shared_to' => $email
+];
+
+file_put_contents($shareDir . $shareId . '.json', json_encode($shareData));
+
+$baseUrl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 'https' : 'http')
+    . '://' . $_SERVER['HTTP_HOST'];
+$shareUrl = $baseUrl . '/api/share.php?view=' . $shareId;
+$siteName = $config['app']['name'] ?? 'Aurora Livecam';
+
+// E-Mail senden
+try {
+    $mail = new PHPMailer(true);
+
+    // SMTP Konfiguration
+    $mail->isSMTP();
+    $mail->Host = $mailConfig['host'];
+    $mail->SMTPAuth = true;
+    $mail->Username = $mailConfig['username'];
+    $mail->Password = $mailConfig['password'];
+    $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;
+    $mail->Port = $mailConfig['port'] ?? 587;
+    $mail->CharSet = 'UTF-8';
+
+    // Absender/Empfänger
+    $mail->setFrom($mailConfig['from_address'], $mailConfig['from_name'] ?? $siteName);
+    $mail->addAddress($email);
+
+    // Inhalt
+    $mail->isHTML(true);
+    $mail->Subject = $senderName . ' hat ' . ($type === 'video' ? 'ein Video' : 'ein Bild') . ' mit dir geteilt';
+
+    $mail->Body = '
+    <div style="font-family: -apple-system, BlinkMacSystemFont, \'Segoe UI\', Roboto, sans-serif; max-width: 600px; margin: 0 auto; padding: 20px;">
+        <div style="background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); padding: 30px; border-radius: 12px 12px 0 0; text-align: center;">
+            <h1 style="color: white; margin: 0; font-size: 24px;">📤 ' . htmlspecialchars($siteName) . '</h1>
+        </div>
+        <div style="background: #f7f7f7; padding: 30px; border-radius: 0 0 12px 12px;">
+            <p style="font-size: 18px; color: #333; margin-bottom: 20px;">
+                <strong>' . htmlspecialchars($senderName) . '</strong> hat ' . ($type === 'video' ? 'ein Video' : 'ein Bild') . ' mit dir geteilt!
+            </p>
+            ' . (!empty($message) ? '<div style="background: white; padding: 15px; border-radius: 8px; border-left: 4px solid #667eea; margin-bottom: 20px;"><em>"' . nl2br($message) . '"</em></div>' : '') . '
+            <a href="' . htmlspecialchars($shareUrl) . '" style="display: inline-block; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 15px 30px; text-decoration: none; border-radius: 8px; font-weight: 600; font-size: 16px;">
+                ▶️ Jetzt ansehen
+            </a>
+            <p style="margin-top: 20px; color: #888; font-size: 12px;">
+                Dieser Link ist ' . $expiryHours . ' Stunden gültig.
+            </p>
+        </div>
+    </div>';
+
+    $mail->AltBody = $senderName . ' hat ' . ($type === 'video' ? 'ein Video' : 'ein Bild') . ' mit dir geteilt: ' . $shareUrl;
+
+    $mail->send();
+
+    echo json_encode([
+        'success' => true,
+        'message' => 'E-Mail wurde gesendet',
+        'share_url' => $shareUrl
+    ]);
+
+} catch (Exception $e) {
+    error_log('Share email error: ' . $e->getMessage());
+    echo json_encode([
+        'success' => false,
+        'error' => 'E-Mail konnte nicht gesendet werden',
+        'share_url' => $shareUrl // URL trotzdem zurückgeben
+    ]);
+}

aurora-livecam/api/video-search.php

@@ -0,0 +1,192 @@
+<?php
+/**
+ * Video Search API
+ *
+ * Suche nach Videos nach Datum und Uhrzeit
+ *
+ * GET /api/video-search.php?date=2024-01-30
+ * GET /api/video-search.php?date=2024-01-30&time=14:30
+ * GET /api/video-search.php?from=2024-01-01&to=2024-01-31
+ * GET /api/video-search.php?time_from=08:00&time_to=18:00
+ */
+
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+require_once dirname(__DIR__) . '/SettingsManager.php';
+
+header('Content-Type: application/json');
+header('Access-Control-Allow-Origin: *');
+
+$settingsManager = new SettingsManager();
+
+$videoDir = dirname(__DIR__) . '/videos/';
+$aiDir = dirname(__DIR__) . '/ai/';
+
+// Parameter
+$date = $_GET['date'] ?? null; // Format: YYYY-MM-DD
+$time = $_GET['time'] ?? null; // Format: HH:MM
+$fromDate = $_GET['from'] ?? null;
+$toDate = $_GET['to'] ?? null;
+$timeFrom = $_GET['time_from'] ?? null;
+$timeTo = $_GET['time_to'] ?? null;
+$type = $_GET['type'] ?? 'all'; // all, daily, ai
+$aiCategory = $_GET['ai_category'] ?? null;
+$limit = min(100, (int)($_GET['limit'] ?? 50));
+
+$results = [
+    'daily_videos' => [],
+    'ai_videos' => [],
+    'gallery_images' => []
+];
+
+// AI-Kategorien
+$aiCategories = ['sunny', 'rainy', 'snowy', 'planes', 'birds', 'sunset', 'sunrise', 'rainbow'];
+
+// === TAGESVIDEOS SUCHEN ===
+if ($type === 'all' || $type === 'daily') {
+    $pattern = $videoDir . 'daily_video_*.mp4';
+    $dailyVideos = glob($pattern);
+
+    foreach ($dailyVideos as $video) {
+        $filename = basename($video);
+
+        // Extrahiere Datum aus Dateinamen: daily_video_YYYYMMDD_HHMMSS.mp4
+        if (preg_match('/daily_video_(\d{4})(\d{2})(\d{2})_(\d{2})(\d{2})(\d{2})\.mp4/', $filename, $matches)) {
+            $videoDate = $matches[1] . '-' . $matches[2] . '-' . $matches[3];
+            $videoTime = $matches[4] . ':' . $matches[5];
+            $videoDateTime = $videoDate . ' ' . $videoTime . ':' . $matches[6];
+
+            // Datumsfilter
+            if ($date !== null && $videoDate !== $date) {
+                continue;
+            }
+
+            if ($fromDate !== null && $videoDate < $fromDate) {
+                continue;
+            }
+
+            if ($toDate !== null && $videoDate > $toDate) {
+                continue;
+            }
+
+            // Uhrzeitfilter
+            if ($timeFrom !== null && $videoTime < $timeFrom) {
+                continue;
+            }
+
+            if ($timeTo !== null && $videoTime > $timeTo) {
+                continue;
+            }
+
+            // Spezifische Uhrzeit (mit 30 Min Toleranz)
+            if ($time !== null) {
+                $searchMinutes = intval(substr($time, 0, 2)) * 60 + intval(substr($time, 3, 2));
+                $videoMinutes = intval($matches[4]) * 60 + intval($matches[5]);
+
+                if (abs($searchMinutes - $videoMinutes) > 30) {
+                    continue;
+                }
+            }
+
+            $results['daily_videos'][] = [
+                'type' => 'daily',
+                'filename' => $filename,
+                'path' => '/videos/' . $filename,
+                'date' => $videoDate,
+                'time' => $videoTime,
+                'datetime' => $videoDateTime,
+                'timestamp' => strtotime($videoDateTime),
+                'size' => filesize($video),
+                'size_mb' => round(filesize($video) / (1024 * 1024), 2)
+            ];
+        }
+    }
+}
+
+// === AI-VIDEOS SUCHEN ===
+if ($type === 'all' || $type === 'ai') {
+    $searchCategories = $aiCategory ? [$aiCategory] : $aiCategories;
+
+    foreach ($searchCategories as $category) {
+        $categoryDir = $aiDir . $category . '/';
+        if (!is_dir($categoryDir)) continue;
+
+        $pattern = $categoryDir . $category . '_*.mp4';
+        $aiVideos = glob($pattern);
+
+        foreach ($aiVideos as $video) {
+            $filename = basename($video);
+
+            // Extrahiere Datum aus Dateinamen: category_YYYYMMDD_HHMMSS.mp4
+            if (preg_match('/' . $category . '_(\d{4})(\d{2})(\d{2})_?(\d{2})?(\d{2})?(\d{2})?\.mp4/', $filename, $matches)) {
+                $videoDate = $matches[1] . '-' . $matches[2] . '-' . $matches[3];
+                $videoTime = isset($matches[4]) ? ($matches[4] . ':' . ($matches[5] ?? '00')) : '00:00';
+                $videoDateTime = $videoDate . ' ' . $videoTime;
+
+                // Datumsfilter
+                if ($date !== null && $videoDate !== $date) {
+                    continue;
+                }
+
+                if ($fromDate !== null && $videoDate < $fromDate) {
+                    continue;
+                }
+
+                if ($toDate !== null && $videoDate > $toDate) {
+                    continue;
+                }
+
+                // Uhrzeitfilter
+                if ($timeFrom !== null && $videoTime < $timeFrom) {
+                    continue;
+                }
+
+                if ($timeTo !== null && $videoTime > $timeTo) {
+                    continue;
+                }
+
+                $results['ai_videos'][] = [
+                    'type' => 'ai',
+                    'category' => $category,
+                    'filename' => $filename,
+                    'path' => '/ai/' . $category . '/' . $filename,
+                    'date' => $videoDate,
+                    'time' => $videoTime,
+                    'datetime' => $videoDateTime,
+                    'timestamp' => strtotime($videoDateTime),
+                    'size' => filesize($video),
+                    'size_mb' => round(filesize($video) / (1024 * 1024), 2)
+                ];
+            }
+        }
+    }
+}
+
+// Sortieren nach Datum/Zeit (neueste zuerst)
+usort($results['daily_videos'], fn($a, $b) => $b['timestamp'] - $a['timestamp']);
+usort($results['ai_videos'], fn($a, $b) => $b['timestamp'] - $a['timestamp']);
+
+// Limit anwenden
+$results['daily_videos'] = array_slice($results['daily_videos'], 0, $limit);
+$results['ai_videos'] = array_slice($results['ai_videos'], 0, $limit);
+
+// Statistiken
+$results['stats'] = [
+    'total_daily' => count($results['daily_videos']),
+    'total_ai' => count($results['ai_videos']),
+    'total' => count($results['daily_videos']) + count($results['ai_videos'])
+];
+
+$results['filters'] = [
+    'date' => $date,
+    'time' => $time,
+    'from' => $fromDate,
+    'to' => $toDate,
+    'time_from' => $timeFrom,
+    'time_to' => $timeTo,
+    'type' => $type,
+    'ai_category' => $aiCategory
+];
+
+$results['success'] = true;
+
+echo json_encode($results, JSON_PRETTY_PRINT);

aurora-livecam/index.php

@@ -2796,9 +2796,11 @@ body.theme-neo footer {
             <a href="?action=snapshot" class="button" data-en="Save Snapshot" data-de="Snapshot speichern" data-it="Salva istantanea" data-fr="Enregistrer l'instantané" data-zh="保存截图">
                 Snapshot speichern
             </a>
+<?php if ($settingsManager->isWeeklyTimelapseEnabled()): ?>
             <a href="#" class="button" id="timelapse-button" data-en="Week Timelapse" data-de="Wochenzeitraffer" data-it="Timelapse settimanale" data-fr="Timelapse hebdomadaire" data-zh="一周延时">
                 Wochenzeitraffer
             </a>
+            <?php endif; ?>
             <a href="?action=sequence" class="button" data-en="Save Video Clip" data-de="Videoclip speichern" data-it="Salva clip video" data-fr="Enregistrer le clip vidéo" data-zh="保存视频片段">
                 Videoclip speichern
             </a>
@@ -2813,6 +2815,40 @@ body.theme-neo footer {
 <section id="archive" class="section">
     <div class="container">
         <h2 data-en="Video Archive" data-de="Videoarchiv Tagesvideos" data-it="Archivio video giornalieri" data-fr="Archive des vidéos quotidiennes" data-zh="每日视频档案">Videoarchiv Tagesvideos</h2>
+
+        <!-- Datum/Zeit Suche -->
+        <div class="video-search-container" style="background: rgba(255,255,255,0.95); padding: 20px; border-radius: 12px; margin-bottom: 20px; box-shadow: 0 4px 15px rgba(0,0,0,0.1);">
+            <h4 style="margin: 0 0 15px 0; color: #667eea;" data-en="Search by Date/Time" data-de="Suche nach Datum/Uhrzeit" data-it="Cerca per data/ora" data-fr="Rechercher par date/heure" data-zh="按日期/时间搜索">
+                🔍 Suche nach Datum/Uhrzeit
+            </h4>
+            <form id="video-search-form" style="display: flex; flex-wrap: wrap; gap: 15px; align-items: flex-end;">
+                <div style="flex: 1; min-width: 150px;">
+                    <label style="display: block; font-size: 0.85rem; color: #666; margin-bottom: 5px;" data-en="Date" data-de="Datum" data-it="Data" data-fr="Date" data-zh="日期">Datum</label>
+                    <input type="date" id="search-date" name="date" style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 6px; font-size: 1rem;">
+                </div>
+                <div style="flex: 1; min-width: 120px;">
+                    <label style="display: block; font-size: 0.85rem; color: #666; margin-bottom: 5px;" data-en="Time (optional)" data-de="Uhrzeit (optional)" data-it="Ora (opzionale)" data-fr="Heure (optionnel)" data-zh="时间（可选）">Uhrzeit (optional)</label>
+                    <input type="time" id="search-time" name="time" style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 6px; font-size: 1rem;">
+                </div>
+                <div style="flex: 1; min-width: 150px;">
+                    <label style="display: block; font-size: 0.85rem; color: #666; margin-bottom: 5px;" data-en="Type" data-de="Typ" data-it="Tipo" data-fr="Type" data-zh="类型">Typ</label>
+                    <select id="search-type" name="type" style="width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 6px; font-size: 1rem;">
+                        <option value="all" data-en="All Videos" data-de="Alle Videos" data-it="Tutti i video" data-fr="Toutes les vidéos" data-zh="所有视频">Alle Videos</option>
+                        <option value="daily" data-en="Daily Videos" data-de="Tagesvideos" data-it="Video giornalieri" data-fr="Vidéos quotidiennes" data-zh="每日视频">Tagesvideos</option>
+                        <option value="ai" data-en="AI Events" data-de="AI-Ereignisse" data-it="Eventi AI" data-fr="Événements IA" data-zh="AI事件">AI-Ereignisse</option>
+                    </select>
+                </div>
+                <div>
+                    <button type="submit" class="button" style="padding: 10px 25px;" data-en="Search" data-de="Suchen" data-it="Cerca" data-fr="Rechercher" data-zh="搜索">
+                        🔍 Suchen
+                    </button>
+                </div>
+            </form>
+            <div id="search-results" style="margin-top: 20px; display: none;">
+                <div id="search-results-content"></div>
+            </div>
+        </div>
+
         <?php
         $visualCalendar = new VisualCalendarManager('./videos/', './ai/', $settingsManager);
         echo $visualCalendar->displayVisualCalendar();
@@ -3375,6 +3411,234 @@ document.addEventListener('DOMContentLoaded', function() {
 });
 </script>
 
+<!-- VIDEO SEARCH -->
+<script>
+const VideoSearch = {
+    init: function() {
+        const form = document.getElementById('video-search-form');
+        if (form) {
+            form.addEventListener('submit', (e) => {
+                e.preventDefault();
+                this.search();
+            });
+        }
+    },
+
+    search: function() {
+        const date = document.getElementById('search-date').value;
+        const time = document.getElementById('search-time').value;
+        const type = document.getElementById('search-type').value;
+
+        if (!date) {
+            alert('Bitte wählen Sie ein Datum aus.');
+            return;
+        }
+
+        const params = new URLSearchParams();
+        params.append('date', date);
+        if (time) params.append('time', time);
+        params.append('type', type);
+
+        const resultsDiv = document.getElementById('search-results');
+        const contentDiv = document.getElementById('search-results-content');
+        resultsDiv.style.display = 'block';
+        contentDiv.innerHTML = '<div style="text-align:center;padding:20px;"><span style="font-size:2rem;">🔄</span><br>Suche läuft...</div>';
+
+        fetch('/api/video-search.php?' + params.toString())
+            .then(r => r.json())
+            .then(data => {
+                if (data.success) {
+                    this.displayResults(data, contentDiv);
+                } else {
+                    contentDiv.innerHTML = '<div style="color:red;padding:20px;">Fehler bei der Suche.</div>';
+                }
+            })
+            .catch(err => {
+                console.error('Search error:', err);
+                contentDiv.innerHTML = '<div style="color:red;padding:20px;">Netzwerkfehler bei der Suche.</div>';
+            });
+    },
+
+    displayResults: function(data, container) {
+        let html = '';
+
+        // Statistiken
+        html += '<div style="margin-bottom:15px;padding:10px;background:#f0f4ff;border-radius:8px;">';
+        html += '<strong>Gefunden:</strong> ' + data.stats.total + ' Videos ';
+        html += '(' + data.stats.total_daily + ' Tagesvideos, ' + data.stats.total_ai + ' AI-Ereignisse)';
+        html += '</div>';
+
+        if (data.stats.total === 0) {
+            html += '<div style="text-align:center;padding:30px;color:#666;">';
+            html += '<span style="font-size:3rem;">📭</span><br>';
+            html += 'Keine Videos für dieses Datum/Uhrzeit gefunden.';
+            html += '</div>';
+        } else {
+            // Tagesvideos
+            if (data.daily_videos.length > 0) {
+                html += '<div style="margin-bottom:20px;">';
+                html += '<h5 style="margin:0 0 10px 0;">📹 Tagesvideos</h5>';
+                html += '<div style="display:grid;gap:10px;">';
+                data.daily_videos.forEach(video => {
+                    html += this.renderVideoCard(video, 'daily');
+                });
+                html += '</div></div>';
+            }
+
+            // AI-Videos
+            if (data.ai_videos.length > 0) {
+                html += '<div>';
+                html += '<h5 style="margin:0 0 10px 0;">🤖 AI-Ereignisse</h5>';
+                html += '<div style="display:grid;gap:10px;">';
+                data.ai_videos.forEach(video => {
+                    html += this.renderVideoCard(video, 'ai');
+                });
+                html += '</div></div>';
+            }
+        }
+
+        container.innerHTML = html;
+    },
+
+    renderVideoCard: function(video, type) {
+        const categoryIcons = {
+            sunny: '☀️', rainy: '🌧️', snowy: '❄️', planes: '✈️',
+            birds: '🐦', sunset: '🌅', sunrise: '🌄', rainbow: '🌈'
+        };
+        const icon = type === 'ai' ? (categoryIcons[video.category] || '🎬') : '📹';
+
+        return `
+            <div style="background:white;border:1px solid #e0e0e0;border-radius:8px;padding:12px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;">
+                <div>
+                    <span style="font-size:1.2rem;">${icon}</span>
+                    <strong>${video.date}</strong> um <strong>${video.time}</strong>
+                    ${type === 'ai' ? '<span style="background:#e8f4ea;padding:2px 8px;border-radius:4px;margin-left:8px;font-size:0.85rem;">' + video.category + '</span>' : ''}
+                    <span style="color:#888;font-size:0.85rem;margin-left:10px;">${video.size_mb} MB</span>
+                </div>
+                <div style="display:flex;gap:8px;">
+                    <button onclick="DailyVideoPlayer.playVideo('${video.path}', true)" class="button" style="padding:6px 12px;font-size:0.85rem;">
+                        ▶️ Abspielen
+                    </button>
+                    <a href="${video.path}" download class="button" style="padding:6px 12px;font-size:0.85rem;background:#4CAF50;text-decoration:none;">
+                        ⬇️ Download
+                    </a>
+                    <?php if ($settingsManager->isEmailSharingEnabled()): ?>
+                    <button onclick="ShareModal.open('${video.path}', 'video')" class="button" style="padding:6px 12px;font-size:0.85rem;background:#2196F3;">
+                        📤 Teilen
+                    </button>
+                    <?php endif; ?>
+                </div>
+            </div>
+        `;
+    }
+};
+
+document.addEventListener('DOMContentLoaded', function() {
+    VideoSearch.init();
+});
+</script>
+
+<!-- SHARE MODAL -->
+<?php if ($settingsManager->isEmailSharingEnabled()): ?>
+<div id="share-modal" style="display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.7);z-index:10000;align-items:center;justify-content:center;">
+    <div style="background:white;border-radius:16px;padding:30px;max-width:450px;width:90%;box-shadow:0 20px 60px rgba(0,0,0,0.3);">
+        <div style="display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;">
+            <h3 style="margin:0;color:#667eea;">📤 Per E-Mail teilen</h3>
+            <button onclick="ShareModal.close()" style="background:none;border:none;font-size:1.5rem;cursor:pointer;color:#888;">×</button>
+        </div>
+        <form id="share-form">
+            <input type="hidden" id="share-path" name="path">
+            <input type="hidden" id="share-type" name="type">
+            <div style="margin-bottom:15px;">
+                <label style="display:block;font-size:0.85rem;color:#666;margin-bottom:5px;">Dein Name</label>
+                <input type="text" id="share-sender" name="sender_name" placeholder="Dein Name" style="width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem;">
+            </div>
+            <div style="margin-bottom:15px;">
+                <label style="display:block;font-size:0.85rem;color:#666;margin-bottom:5px;">E-Mail-Adresse des Empfängers *</label>
+                <input type="email" id="share-email" name="email" placeholder="freund@beispiel.ch" required style="width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem;">
+            </div>
+            <div style="margin-bottom:20px;">
+                <label style="display:block;font-size:0.85rem;color:#666;margin-bottom:5px;">Nachricht (optional)</label>
+                <textarea id="share-message" name="message" placeholder="Schau dir das an!" rows="3" style="width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;font-size:1rem;resize:vertical;"></textarea>
+            </div>
+            <div style="display:flex;gap:10px;">
+                <button type="button" onclick="ShareModal.close()" class="button" style="flex:1;background:#e0e0e0;color:#333;">Abbrechen</button>
+                <button type="submit" class="button" style="flex:1;background:linear-gradient(135deg, #667eea 0%, #764ba2 100%);">📧 Senden</button>
+            </div>
+        </form>
+        <div id="share-result" style="margin-top:15px;display:none;"></div>
+    </div>
+</div>
+<script>
+const ShareModal = {
+    open: function(path, type) {
+        document.getElementById('share-path').value = path;
+        document.getElementById('share-type').value = type;
+        document.getElementById('share-email').value = '';
+        document.getElementById('share-message').value = '';
+        document.getElementById('share-result').style.display = 'none';
+        document.getElementById('share-modal').style.display = 'flex';
+    },
+
+    close: function() {
+        document.getElementById('share-modal').style.display = 'none';
+    },
+
+    send: function() {
+        const form = document.getElementById('share-form');
+        const path = document.getElementById('share-path').value;
+        const type = document.getElementById('share-type').value;
+        const email = document.getElementById('share-email').value;
+        const message = document.getElementById('share-message').value;
+        const senderName = document.getElementById('share-sender').value || 'Ein Freund';
+        const resultDiv = document.getElementById('share-result');
+
+        if (!email) {
+            resultDiv.innerHTML = '<div style="color:#f44336;padding:10px;background:#ffebee;border-radius:8px;">Bitte E-Mail-Adresse eingeben.</div>';
+            resultDiv.style.display = 'block';
+            return;
+        }
+
+        resultDiv.innerHTML = '<div style="color:#666;padding:10px;text-align:center;">🔄 Wird gesendet...</div>';
+        resultDiv.style.display = 'block';
+
+        fetch('/api/share.php', {
+            method: 'POST',
+            headers: { 'Content-Type': 'application/json' },
+            body: JSON.stringify({ path, type, email, message, sender_name: senderName })
+        })
+        .then(r => r.json())
+        .then(data => {
+            if (data.success) {
+                resultDiv.innerHTML = '<div style="color:#4CAF50;padding:10px;background:#e8f5e9;border-radius:8px;">✅ E-Mail wurde gesendet!</div>';
+                setTimeout(() => ShareModal.close(), 2000);
+            } else {
+                let msg = data.error || 'Fehler beim Senden';
+                if (data.share_url) {
+                    msg += '<br><br>Link zum manuellen Teilen:<br><input type="text" value="' + data.share_url + '" style="width:100%;padding:5px;margin-top:5px;" onclick="this.select()" readonly>';
+                }
+                resultDiv.innerHTML = '<div style="color:#f44336;padding:10px;background:#ffebee;border-radius:8px;">' + msg + '</div>';
+            }
+        })
+        .catch(err => {
+            console.error('Share error:', err);
+            resultDiv.innerHTML = '<div style="color:#f44336;padding:10px;background:#ffebee;border-radius:8px;">Netzwerkfehler beim Senden.</div>';
+        });
+    }
+};
+
+document.getElementById('share-form')?.addEventListener('submit', function(e) {
+    e.preventDefault();
+    ShareModal.send();
+});
+
+// Modal schliessen bei Klick ausserhalb
+document.getElementById('share-modal')?.addEventListener('click', function(e) {
+    if (e.target === this) ShareModal.close();
+});
+</script>
+<?php endif; ?>
+
 <!-- ADMIN SETTINGS (AJAX) -->
 <?php if ($adminManager->isAdmin()): ?>
 <script>