Update 34 files

- /nfc/README.md
- /nfc/clean_old_logs.sh
- /nfc/clockin.py
- /nfc/emptycards.py
- /nfc/sync_clocks.sh
- /piservices/Dockerfile
- /piservices/Portainer-lamp-stack.env
- /piservices/Portainer-lamp-stack.yaml
- /piservices/README.md
- /piservices/avahi-alias.service
- /piservices/clockpy.service
- /piservices/emptycards.service
- /piservices/nfc-sync.service
- /piservices/test.sh
- /www/404
- /www/get-table-data.php
- /www/habiwan copy.png
- /www/habiwan.png
- /www/index.php
- /www/log_swipe.php
- /www/manage_data.php
- /www/manifest.json
- /www/names.csv
- /www/network_audit.csv
- /www/network-tracker.html
- /www/nfc_debug.log
- /www/scanner.html
- /www/staff_names.php
- /www/times.csv
- /www/check_update.php
- /www/dev.php
- /www/favicon.png
- /www/JsBarcode.all.min.js
- /www/README.md

www/manage_data.php

@@ -0,0 +1,40 @@
+<?php
+$db = new PDO("mysql:host=db;dbname=PiClock", "root", "rootpassword");
+$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+
+// Ensure tables exist
+$db->exec("CREATE TABLE IF NOT EXISTS names (id INT AUTO_INCREMENT PRIMARY KEY, CardID VARCHAR(12) NOT NULL UNIQUE, name VARCHAR(100) DEFAULT NULL)");
+$db->exec("CREATE TABLE IF NOT EXISTS times (UID VARCHAR(12) NOT NULL, temp FLOAT, timestamp DATETIME)");
+
+// --- BACKUP FUNCTION ---
+if (isset($_POST['backup'])) {
+    header('Content-Type: text/csv');
+    header('Content-Disposition: attachment; filename="backup_' . date('Y-m-d') . '.csv"');
+    $out = fopen('php://output', 'w');
+    // Example: Exporting names
+    $res = $db->query("SELECT * FROM names");
+    while ($row = $res->fetch(PDO::FETCH_ASSOC)) { fputcsv($out, $row); }
+    fclose($out);
+    exit;
+}
+
+// --- IMPORT FUNCTION ---
+if (isset($_POST['import']) && isset($_FILES['csv_file'])) {
+    $handle = fopen($_FILES['csv_file']['tmp_name'], 'r');
+    while (($data = fgetcsv($handle)) !== false) {
+        if (count($data) >= 2) {
+            // Using INSERT IGNORE to prevent duplicate errors
+            $stmt = $db->prepare("INSERT IGNORE INTO names (CardID, name) VALUES (?, ?)");
+            $stmt->execute([$data[0], $data[1]]);
+        }
+    }
+    fclose($handle);
+    echo "<p>Import completed successfully.</p>";
+}
+?>
+
+<form method="post" enctype="multipart/form-data">
+    <input type="file" name="csv_file" accept=".csv" required>
+    <button type="submit" name="import">Load & Merge CSV</button>
+    <button type="submit" name="backup">Backup Current DB to CSV</button>
+</form>