Files
2026-05-16 23:00:37 -05:00

379 lines
8.5 KiB
PHP

<?php
/**
* Tom's Java Jive - Helper Functions
*/
require_once __DIR__ . '/../config/config.php';
require_once __DIR__ . '/db.php';
/**
* Generate a unique ID with prefix
*/
function generateId($prefix = '') {
return $prefix . bin2hex(random_bytes(6));
}
/**
* Generate order number
*/
function generateOrderNumber() {
return 'JJ' . strtoupper(bin2hex(random_bytes(4)));
}
/**
* Hash password using bcrypt
*/
function hashPassword($password) {
return password_hash($password, PASSWORD_BCRYPT, ['cost' => HASH_COST]);
}
/**
* Verify password
*/
function verifyPassword($password, $hash) {
return password_verify($password, $hash);
}
/**
* Sanitize input
*/
function sanitize($input) {
if (is_array($input)) {
return array_map('sanitize', $input);
}
return htmlspecialchars(trim($input), ENT_QUOTES, 'UTF-8');
}
/**
* Format currency
*/
function formatCurrency($amount) {
return TJJ_CURRENCY_SYMBOL . number_format((float)$amount, 2);
}
/**
* Format date
*/
function formatDate($date, $format = 'M j, Y') {
return date($format, strtotime($date));
}
/**
* Format datetime
*/
function formatDateTime($date, $format = 'M j, Y g:i A') {
return date($format, strtotime($date));
}
/**
* JSON response helper
*/
function jsonResponse($data, $statusCode = 200) {
http_response_code($statusCode);
header('Content-Type: application/json');
echo json_encode($data);
exit;
}
/**
* Redirect helper
*/
function redirect($url) {
header("Location: $url");
exit;
}
/**
* Get current URL
*/
function currentUrl() {
$protocol = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 'https' : 'http';
return $protocol . '://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
}
/**
* Check if request is AJAX
*/
function isAjax() {
return !empty($_SERVER['HTTP_X_REQUESTED_WITH']) &&
strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest';
}
/**
* Get client IP address
*/
function getClientIp() {
$ip = $_SERVER['REMOTE_ADDR'];
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ip = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR'])[0];
} elseif (!empty($_SERVER['HTTP_CLIENT_IP'])) {
$ip = $_SERVER['HTTP_CLIENT_IP'];
}
return trim($ip);
}
/**
* Generate CSRF token
*/
function generateCsrfToken() {
if (empty($_SESSION[CSRF_TOKEN_NAME])) {
$_SESSION[CSRF_TOKEN_NAME] = bin2hex(random_bytes(32));
}
return $_SESSION[CSRF_TOKEN_NAME];
}
/**
* Verify CSRF token
*/
function verifyCsrfToken($token) {
return isset($_SESSION[CSRF_TOKEN_NAME]) && hash_equals($_SESSION[CSRF_TOKEN_NAME], $token);
}
/**
* Get setting value
*/
function getSetting($key, $default = null) {
$result = db()->fetch(
"SELECT setting_value FROM settings WHERE setting_key = :key",
['key' => $key]
);
if ($result) {
return json_decode($result['setting_value'], true) ?? $result['setting_value'];
}
return $default;
}
/**
* Update setting value
*/
function setSetting($key, $value) {
$jsonValue = json_encode($value);
$existing = db()->fetch(
"SELECT id FROM settings WHERE setting_key = :key",
['key' => $key]
);
if ($existing) {
db()->update('settings', ['setting_value' => $jsonValue], 'setting_key = :key', ['key' => $key]);
} else {
db()->insert('settings', ['setting_key' => $key, 'setting_value' => $jsonValue]);
}
}
/**
* Flash message helpers
*/
function setFlash($type, $message) {
$_SESSION['flash'][$type] = $message;
}
function getFlash($type) {
if (isset($_SESSION['flash'][$type])) {
$message = $_SESSION['flash'][$type];
unset($_SESSION['flash'][$type]);
return $message;
}
return null;
}
function hasFlash($type) {
return isset($_SESSION['flash'][$type]);
}
/**
* Pagination helper
*/
function paginate($totalItems, $currentPage, $perPage = ITEMS_PER_PAGE) {
$totalPages = ceil($totalItems / $perPage);
$currentPage = max(1, min($currentPage, $totalPages));
$offset = ($currentPage - 1) * $perPage;
return [
'total_items' => $totalItems,
'total_pages' => $totalPages,
'current_page' => $currentPage,
'per_page' => $perPage,
'offset' => $offset,
'has_prev' => $currentPage > 1,
'has_next' => $currentPage < $totalPages
];
}
/**
* Render pagination HTML
*/
function renderPagination($pagination, $baseUrl) {
if ($pagination['total_pages'] <= 1) return '';
$html = '<nav class="pagination"><ul>';
// Previous
if ($pagination['has_prev']) {
$html .= '<li><a href="' . $baseUrl . '?page=' . ($pagination['current_page'] - 1) . '">&laquo; Previous</a></li>';
}
// Page numbers
for ($i = 1; $i <= $pagination['total_pages']; $i++) {
if ($i == $pagination['current_page']) {
$html .= '<li class="active"><span>' . $i . '</span></li>';
} else {
$html .= '<li><a href="' . $baseUrl . '?page=' . $i . '">' . $i . '</a></li>';
}
}
// Next
if ($pagination['has_next']) {
$html .= '<li><a href="' . $baseUrl . '?page=' . ($pagination['current_page'] + 1) . '">Next &raquo;</a></li>';
}
$html .= '</ul></nav>';
return $html;
}
/**
* Truncate text
*/
function truncate($text, $length = 100, $suffix = '...') {
if (strlen($text) <= $length) return $text;
return substr($text, 0, $length) . $suffix;
}
/**
* Slugify text
*/
function slugify($text) {
$text = preg_replace('~[^\pL\d]+~u', '-', $text);
$text = iconv('utf-8', 'us-ascii//TRANSLIT', $text);
$text = preg_replace('~[^-\w]+~', '', $text);
$text = trim($text, '-');
$text = preg_replace('~-+~', '-', $text);
return strtolower($text);
}
/**
* Get cart from session
*/
function getCart() {
return $_SESSION['cart'] ?? [];
}
/**
* Add item to cart
*/
function addToCart($productId, $quantity = 1) {
if (!isset($_SESSION['cart'])) {
$_SESSION['cart'] = [];
}
if (isset($_SESSION['cart'][$productId])) {
$_SESSION['cart'][$productId] += $quantity;
} else {
$_SESSION['cart'][$productId] = $quantity;
}
}
/**
* Update cart item quantity
*/
function updateCartItem($productId, $quantity) {
if ($quantity <= 0) {
removeFromCart($productId);
} else {
$_SESSION['cart'][$productId] = $quantity;
}
}
/**
* Remove item from cart
*/
function removeFromCart($productId) {
unset($_SESSION['cart'][$productId]);
}
/**
* Clear cart
*/
function clearCart() {
$_SESSION['cart'] = [];
}
/**
* Get cart count
*/
function getCartCount() {
return array_sum($_SESSION['cart'] ?? []);
}
/**
* Get cart total
*/
function getCartTotal() {
$total = 0;
$cart = getCart();
foreach ($cart as $productId => $quantity) {
$product = db()->fetch(
"SELECT price, sale_price FROM products WHERE product_id = :id AND is_active = 1",
['id' => $productId]
);
if ($product) {
$price = $product['sale_price'] ?? $product['price'];
$total += $price * $quantity;
}
}
return $total;
}
/**
* Send email using SendGrid
*/
function sendEmail($to, $subject, $htmlContent, $textContent = '') {
if (empty(SENDGRID_API_KEY)) {
return false;
}
$data = [
'personalizations' => [
[
'to' => [['email' => $to]],
'subject' => $subject
]
],
'from' => [
'email' => SENDER_EMAIL,
'name' => SENDER_NAME
],
'content' => [
['type' => 'text/html', 'value' => $htmlContent]
]
];
if ($textContent) {
array_unshift($data['content'], ['type' => 'text/plain', 'value' => $textContent]);
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, 'https://api.sendgrid.com/v3/mail/send');
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, [
'Authorization: Bearer ' . SENDGRID_API_KEY,
'Content-Type: application/json'
]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
return $httpCode >= 200 && $httpCode < 300;
}
/**
* Log activity
*/
function logActivity($action, $details = [], $userId = null) {
// Implement activity logging if needed
}