submit_admission.php

<?php
require 'config.php';
session_start();

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $data = [
        'name' => htmlspecialchars($_POST['name']),
        'father' => htmlspecialchars($_POST['father']),
        'mother' => htmlspecialchars($_POST['mother']),
        'dob' => $_POST['dob'],
        'address' => htmlspecialchars($_POST['address']),
        'phone' => $_POST['phone'],
        'whatsapp' => isset($_POST['same_whatsapp']) ? $_POST['phone'] : $_POST['whatsapp'],
        'class' => (int)$_POST['class'],
        'school' => htmlspecialchars($_POST['school'])
    ];

    $stmt = $pdo->prepare("INSERT INTO admission_requests 
        (student_name, father_name, mother_name, dob, address, phone, whatsapp, class, school)
        VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)");
        
    $stmt->execute([
        $data['name'],
        $data['father'],
        $data['mother'],
        $data['dob'],
        $data['address'],
        $data['phone'],
        $data['whatsapp'],
        $data['class'],
        $data['school']
    ]);

    $_SESSION['message'] = "Admission request submitted successfully!";
    header("Location: index.php");
    exit;
}
?>