Initial commit

src-backup/includes/config.php

@@ -0,0 +1,50 @@
+<?php
+session_start();
+
+// Database Configuration
+define('DB_HOST', getenv('DB_HOST') ?: '127.0.0.1');
+define('DB_USER', getenv('DB_USER') ?: 'root');
+define('DB_PASS', getenv('DB_PASS') !== false ? getenv('DB_PASS') : '');
+define('DB_NAME', getenv('DB_NAME') ?: 'attendance_system');
+
+// System Configuration
+define('SITE_NAME', 'QR Attendance System');
+define('SITE_URL', 'http://localhost/attendance_system/');
+define('TIMEZONE', 'Asia/Manila');
+
+// QR Code Configuration
+define('QR_VALIDITY_MINUTES', 30); // QR code validity period
+
+// Set timezone
+date_default_timezone_set(TIMEZONE);
+
+// Error reporting (disable in production)
+error_reporting(E_ALL);
+ini_set('display_errors', 1);
+
+// Create database connection
+$conn = mysqli_connect(DB_HOST, DB_USER, DB_PASS, DB_NAME);
+
+// Check connection
+if (!$conn) {
+    die("Database connection failed: " . mysqli_connect_error());
+}
+
+// Set charset
+mysqli_set_charset($conn, "utf8mb4");
+
+// Function to escape input
+function escape($conn, $value) {
+    return mysqli_real_escape_string($conn, $value);
+}
+
+// Function to execute query
+function query($conn, $sql) {
+    return mysqli_query($conn, $sql);
+}
+
+// Function to get last insert ID
+function getInsertId($conn) {
+    return mysqli_insert_id($conn);
+}
+?>