requireAdmin();
I18n::init();
$db = Database::getInstance();
$appTitle = $db->getSetting('app_title', 'UniFi Voucher System');
// Zeitraum (Tage)
$days = max(1, min(365, (int)($_GET['days'] ?? 30)));
// CSV-Export
if (isset($_GET['export'])) {
$auth->requireAdmin();
header('Content-Type: text/csv; charset=utf-8');
$fn = 'report-' . $_GET['export'] . '-' . date('Y-m-d') . '.csv';
header('Content-Disposition: attachment; filename="' . $fn . '"');
$out = fopen('php://output', 'w');
fprintf($out, "\xEF\xBB\xBF"); // UTF-8 BOM für Excel
if ($_GET['export'] === 'per_site') {
fputcsv($out, ['Site', 'Gesamt', 'Gültig', 'Verwendet', 'Abgelaufen']);
$rows = $db->fetchAll(
"SELECT s.name,
COUNT(v.id) total,
SUM(v.status='valid') valid,
SUM(v.status='used') used,
SUM(v.status='expired') expired
FROM sites s LEFT JOIN vouchers v ON v.site_id=s.id
GROUP BY s.id ORDER BY total DESC"
);
foreach ($rows as $r) fputcsv($out, [$r['name'], (int)$r['total'], (int)$r['valid'], (int)$r['used'], (int)$r['expired']]);
} elseif ($_GET['export'] === 'per_user') {
fputcsv($out, ['Benutzer', 'E-Mail', 'Voucher erstellt']);
$rows = $db->fetchAll(
"SELECT u.name, u.email, COUNT(v.id) c FROM users u
LEFT JOIN vouchers v ON v.user_id=u.id GROUP BY u.id ORDER BY c DESC"
);
foreach ($rows as $r) fputcsv($out, [$r['name'], $r['email'], (int)$r['c']]);
} else { // daily
fputcsv($out, ['Datum', 'Erstellte Voucher']);
$rows = $db->fetchAll(
"SELECT DATE(created_at) d, COUNT(*) c FROM vouchers
WHERE created_at >= DATE_SUB(CURDATE(), INTERVAL ? DAY)
GROUP BY DATE(created_at) ORDER BY d", [$days]
);
foreach ($rows as $r) fputcsv($out, [$r['d'], (int)$r['c']]);
}
fclose($out);
exit;
}
// Kennzahlen
$totals = $db->fetchOne(
"SELECT COUNT(*) total,
SUM(status='valid') valid, SUM(status='used') used, SUM(status='expired') expired
FROM vouchers"
);
$inPeriod = (int)($db->fetchOne(
"SELECT COUNT(*) c FROM vouchers WHERE created_at >= DATE_SUB(CURDATE(), INTERVAL ? DAY)", [$days]
)['c'] ?? 0);
$perSite = $db->fetchAll(
"SELECT s.name,
COUNT(v.id) total, SUM(v.status='valid') valid, SUM(v.status='used') used, SUM(v.status='expired') expired
FROM sites s LEFT JOIN vouchers v ON v.site_id=s.id GROUP BY s.id ORDER BY total DESC"
);
$perUser = $db->fetchAll(
"SELECT u.name, COUNT(v.id) c FROM users u LEFT JOIN vouchers v ON v.user_id=u.id
GROUP BY u.id HAVING c > 0 ORDER BY c DESC LIMIT 10"
);
$daily = $db->fetchAll(
"SELECT DATE(created_at) d, COUNT(*) c FROM vouchers
WHERE created_at >= DATE_SUB(CURDATE(), INTERVAL ? DAY)
GROUP BY DATE(created_at) ORDER BY d", [$days]
);
$chartLabels = array_map(fn($r) => date('d.m', strtotime($r['d'])), $daily);
$chartData = array_map(fn($r) => (int)$r['c'], $daily);
$csrf = $auth->getCsrfToken();
$currentPage = 'reports';
$adminBase = '';
?>
Reporting – <?= htmlspecialchars($appTitle) ?>
📊 Reporting
Erstellte Voucher ( Tage)
Pro Site
| Site | Gesamt | Gültig | Verwendet | Abgelaufen |
|---|
| | | | |
Top-Nutzer
| Benutzer | Voucher erstellt |
|---|
| |
| Keine Daten |