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LPA - Both V2.2 - Stripe Integration

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This commit is contained in:
Flatlogic Bot 2026-03-01 22:19:37 +00:00
parent 121afbf4d7
commit b160171c2f
8 changed files with 692 additions and 1 deletions
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7
admin_dashboard.php
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@ -89,6 +89,13 @@ try {
System Tools
</button>
<ul class="dropdown-menu dropdown-menu-end border-0 shadow-lg rounded-3" aria-labelledby="maintenanceDropdown">
<li><h6 class="dropdown-header">Payment Maintenance</h6></li>
<li>
<a class="dropdown-item py-2" href="admin_payments.php">
<svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="me-2 text-primary"><rect x="1" y="4" width="22" height="16" rx="2" ry="2"></rect><line x1="1" y1="10" x2="23" y2="10"></line></svg>
Manage Payments & Packages
</a>
</li>
<li><h6 class="dropdown-header">Database Maintenance</h6></li>
<li>
<button class="dropdown-item py-2" type="button" onclick="runMigrations()">

187
admin_payments.php Normal file
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@ -0,0 +1,187 @@
<?php
session_start();
// Check if user is Super User
if (!isset($_SESSION["user_id"]) || ($_SESSION["user_role"] ?? '') !== 'Super User') {
header("Location: login.php");
exit;
}
require_once 'db/config.php';
$project_name = $_SERVER['PROJECT_NAME'] ?? 'LPA Online';
$db = db();
// Handle form submissions
$message = '';
$error = '';
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
if (isset($_POST['update_stripe'])) {
try {
$stmt = $db->prepare("UPDATE stripe_config SET setting_value = ? WHERE setting_key = ?");
$stmt->execute([$_POST['stripe_publishable_key'], 'stripe_publishable_key']);
$stmt->execute([$_POST['stripe_secret_key'], 'stripe_secret_key']);
$stmt->execute([$_POST['stripe_webhook_secret'], 'stripe_webhook_secret']);
$stmt->execute([$_POST['currency'], 'currency']);
$message = 'Stripe configuration updated successfully.';
} catch (PDOException $e) {
$error = 'Error updating Stripe configuration: ' . $e->getMessage();
}
} elseif (isset($_POST['add_package'])) {
try {
$stmt = $db->prepare("INSERT INTO credit_packages (name, description, credits, price_amount, price_currency) VALUES (?, ?, ?, ?, ?)");
$stmt->execute([$_POST['name'], $_POST['description'], $_POST['credits'], $_POST['price_amount'], $_POST['price_currency']]);
$message = 'Credit package added successfully.';
} catch (PDOException $e) {
$error = 'Error adding credit package: ' . $e->getMessage();
}
} elseif (isset($_POST['delete_package'])) {
try {
$stmt = $db->prepare("DELETE FROM credit_packages WHERE id = ?");
$stmt->execute([$_POST['package_id']]);
$message = 'Credit package deleted.';
} catch (PDOException $e) {
$error = 'Error deleting credit package: ' . $e->getMessage();
}
}
}
// Fetch configuration
$stripe_config = $db->query("SELECT setting_key, setting_value FROM stripe_config")->fetchAll(PDO::FETCH_KEY_PAIR);
$packages = $db->query("SELECT * FROM credit_packages ORDER BY price_amount ASC")->fetchAll();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Payment Settings — <?php echo htmlspecialchars($project_name); ?></title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
<link href="assets/css/custom.css" rel="stylesheet">
</head>
<body class="bg-light">
<nav class="navbar navbar-expand-lg bg-white border-bottom shadow-sm">
<div class="container">
<a class="navbar-brand d-flex align-items-center" href="/admin_dashboard.php">
<img src="assets/pasted-20260228-235417-eedda424.png" alt="<?php echo htmlspecialchars($project_name); ?>" height="40">
</a>
<div class="d-flex align-items-center">
<a href="/admin_dashboard.php" class="btn btn-outline-primary btn-sm px-3 rounded-pill me-2">Main Dashboard</a>
<a href="/logout.php" class="btn btn-outline-secondary btn-sm px-3 rounded-pill">Logout</a>
</div>
</div>
</nav>
<div class="container py-5">
<h1 class="h3 fw-bold mb-4">Payment & Package Settings</h1>
<?php if ($message): ?>
<div class="alert alert-success"><?php echo $message; ?></div>
<?php endif; ?>
<?php if ($error): ?>
<div class="alert alert-danger"><?php echo $error; ?></div>
<?php endif; ?>
<div class="row g-4">
<!-- Stripe Config -->
<div class="col-lg-6">
<div class="card border-0 shadow-sm p-4 h-100">
<h5 class="fw-bold mb-4">Stripe Configuration</h5>
<form method="POST">
<div class="mb-3">
<label class="form-label small fw-bold">Publishable Key</label>
<input type="text" name="stripe_publishable_key" class="form-control" value="<?php echo htmlspecialchars($stripe_config['stripe_publishable_key'] ?? ''); ?>" placeholder="pk_test_...">
</div>
<div class="mb-3">
<label class="form-label small fw-bold">Secret Key</label>
<input type="password" name="stripe_secret_key" class="form-control" value="<?php echo htmlspecialchars($stripe_config['stripe_secret_key'] ?? ''); ?>" placeholder="sk_test_...">
</div>
<div class="mb-3">
<label class="form-label small fw-bold">Webhook Secret</label>
<input type="password" name="stripe_webhook_secret" class="form-control" value="<?php echo htmlspecialchars($stripe_config['stripe_webhook_secret'] ?? ''); ?>" placeholder="whsec_...">
<div class="form-text small">Endpoint: <code><?php echo (isset($_SERVER['HTTPS']) ? "https" : "http") . "://$_SERVER[HTTP_HOST]/api/stripe_webhook.php"; ?></code></div>
</div>
<div class="mb-3">
<label class="form-label small fw-bold">Currency</label>
<select name="currency" class="form-select">
<option value="GBP" <?php echo ($stripe_config['currency'] ?? '') === 'GBP' ? 'selected' : ''; ?>>GBP (£)</option>
<option value="USD" <?php echo ($stripe_config['currency'] ?? '') === 'USD' ? 'selected' : ''; ?>>USD ($)</option>
<option value="EUR" <?php echo ($stripe_config['currency'] ?? '') === 'EUR' ? 'selected' : ''; ?>>EUR (€)</option>
</select>
</div>
<div class="d-grid">
<button type="submit" name="update_stripe" class="btn btn-primary rounded-pill py-2 fw-bold">Save Settings</button>
</div>
</form>
</div>
</div>
<!-- Packages -->
<div class="col-lg-6">
<div class="card border-0 shadow-sm p-4 h-100">
<h5 class="fw-bold mb-4">Credit Packages</h5>
<div class="table-responsive mb-4">
<table class="table table-hover align-middle small">
<thead>
<tr>
<th>Name</th>
<th>Credits</th>
<th>Price</th>
<th>Action</th>
</tr>
</thead>
<tbody>
<?php foreach ($packages as $pkg): ?>
<tr>
<td><?php echo htmlspecialchars($pkg['name']); ?></td>
<td><?php echo (int)$pkg['credits']; ?></td>
<td><?php echo htmlspecialchars($pkg['price_currency']) . ' ' . number_format($pkg['price_amount'], 2); ?></td>
<td>
<form method="POST" onsubmit="return confirm('Delete this package?');">
<input type="hidden" name="package_id" value="<?php echo $pkg['id']; ?>">
<button type="submit" name="delete_package" class="btn btn-sm btn-link text-danger p-0">Delete</button>
</form>
</td>
</tr>
<?php endforeach; ?>
</tbody>
</table>
</div>
<h6 class="fw-bold mb-3">Add New Package</h6>
<form method="POST">
<div class="row g-2 mb-3">
<div class="col-md-8">
<input type="text" name="name" class="form-control form-control-sm" placeholder="Package Name" required>
</div>
<div class="col-md-4">
<input type="number" name="credits" class="form-control form-control-sm" placeholder="Credits" required>
</div>
</div>
<div class="mb-3">
<textarea name="description" class="form-control form-control-sm" placeholder="Description" rows="2"></textarea>
</div>
<div class="row g-2 mb-3">
<div class="col-md-8">
<div class="input-group input-group-sm">
<span class="input-group-text">Price</span>
<input type="number" step="0.01" name="price_amount" class="form-control" placeholder="0.00" required>
</div>
</div>
<div class="col-md-4">
<select name="price_currency" class="form-select form-select-sm">
<option value="GBP">GBP</option>
<option value="USD">USD</option>
<option value="EUR">EUR</option>
</select>
</div>
</div>
<div class="d-grid">
<button type="submit" name="add_package" class="btn btn-outline-primary btn-sm rounded-pill fw-bold">Add Package</button>
</div>
</form>
</div>
</div>
</div>
</div>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
</body>
</html>

92
api/create_checkout_session.php Normal file
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@ -0,0 +1,92 @@
<?php
header('Content-Type: application/json');
session_start();
if (!isset($_SESSION["user_id"])) {
echo json_encode(['error' => 'Not authenticated.']);
exit;
}
if (!isset($_POST['package_id'])) {
echo json_encode(['error' => 'Package ID required.']);
exit;
}
require_once __DIR__ . '/../db/config.php';
$db = db();
// Fetch secret key
$stripe_sk = $db->query("SELECT setting_value FROM stripe_config WHERE setting_key = 'stripe_secret_key'")->fetchColumn();
if (empty($stripe_sk)) {
echo json_encode(['error' => 'Stripe is not configured by administrator.']);
exit;
}
// Fetch package details
$stmt = $db->prepare("SELECT * FROM credit_packages WHERE id = ? AND is_active = 1");
$stmt->execute([$_POST['package_id']]);
$package = $stmt->fetch();
if (!$package) {
echo json_encode(['error' => 'Invalid package.']);
exit;
}
// Generate an initial invoice record in 'unpaid' status
$invoice_number = 'INV-' . strtoupper(substr(uniqid(), -8));
$stmt = $db->prepare("INSERT INTO invoices (user_id, invoice_number, amount, currency, status, credits_added, items_json) VALUES (?, ?, ?, ?, 'unpaid', ?, ?)");
$stmt->execute([
$_SESSION['user_id'],
$invoice_number,
$package['price_amount'],
$package['price_currency'],
$package['credits'],
json_encode([['name' => $pkg['name'] ?? $package['name'], 'amount' => $package['price_amount'], 'quantity' => 1]])
]);
$invoice_id = $db->lastInsertId();
// Create Checkout Session via cURL
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "https://api.stripe.com/v1/checkout/sessions");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_USERPWD, $stripe_sk . ":");
$success_url = (isset($_SERVER['HTTPS']) ? "https" : "http") . "://$_SERVER[HTTP_HOST]/dashboard.php?payment=success&invoice_id=$invoice_id";
$cancel_url = (isset($_SERVER['HTTPS']) ? "https" : "http") . "://$_SERVER[HTTP_HOST]/purchase_credits.php?payment=cancelled";
$post_fields = [
'payment_method_types[0]' => 'card',
'line_items[0][price_data][currency]' => strtolower($package['price_currency']),
'line_items[0][price_data][product_data][name]' => $package['name'],
'line_items[0][price_data][unit_amount]' => (int)($package['price_amount'] * 100), // Amount in cents
'line_items[0][quantity]' => 1,
'mode' => 'payment',
'success_url' => $success_url,
'cancel_url' => $cancel_url,
'client_reference_id' => $invoice_id,
'customer_email' => $_SESSION['user_email'] ?? null,
'metadata[invoice_id]' => $invoice_id,
'metadata[user_id]' => $_SESSION['user_id'],
'metadata[credits]' => $package['credits']
];
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post_fields));
$response = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
$data = json_decode($response, true);
if ($http_code === 200 && isset($data['id'])) {
// Update invoice with payment intent ID (or session ID as placeholder)
$stmt = $db->prepare("UPDATE invoices SET stripe_payment_intent_id = ? WHERE id = ?");
$stmt->execute([$data['id'], $invoice_id]);
echo json_encode(['id' => $data['id']]);
} else {
error_log('Stripe Error: ' . ($data['error']['message'] ?? 'Unknown error'));
echo json_encode(['error' => $data['error']['message'] ?? 'Failed to communicate with Stripe.']);
}

90
api/generate_invoice_pdf.php Normal file
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@ -0,0 +1,90 @@
<?php
session_start();
if (!isset($_SESSION["user_id"])) {
header("Location: ../login.php");
exit;
}
if (!isset($_GET['id'])) {
die("Invoice ID required.");
}
require_once __DIR__ . '/../db/config.php';
$db = db();
// Fetch invoice and ensure it belongs to the user
$stmt = $db->prepare("SELECT i.*, u.name as user_name, u.email as user_email
FROM invoices i
JOIN users u ON i.user_id = u.id
WHERE i.id = ? AND i.user_id = ?");
$stmt->execute([$_GET['id'], $_SESSION['user_id']]);
$invoice = $stmt->fetch();
if (!$invoice) {
die("Invoice not found.");
}
require_once __DIR__ . '/../fpdf/fpdf.php';
class InvoicePDF extends FPDF {
function Header() {
$project_name = $_SERVER['PROJECT_NAME'] ?? 'LPA Online';
$this->SetFont('Arial', 'B', 15);
$this->Cell(80);
$this->Cell(30, 10, strtoupper($project_name), 0, 0, 'C');
$this->Ln(20);
}
function Footer() {
$this->SetY(-15);
$this->SetFont('Arial', 'I', 8);
$this->Cell(0, 10, 'Page ' . $this->PageNo() . '/{nb}', 0, 0, 'C');
}
}
$pdf = new InvoicePDF();
$pdf->AliasNbPages();
$pdf->AddPage();
$pdf->SetFont('Arial', 'B', 16);
$pdf->Cell(0, 10, 'INVOICE', 0, 1, 'L');
$pdf->SetFont('Arial', '', 10);
$pdf->Cell(0, 10, 'Invoice Number: #' . $invoice['invoice_number'], 0, 1, 'L');
$pdf->Cell(0, 10, 'Date: ' . date('M d, Y', strtotime($invoice['created_at'])), 0, 1, 'L');
$pdf->Ln(5);
$pdf->SetFont('Arial', 'B', 12);
$pdf->Cell(0, 10, 'Billed To:', 0, 1, 'L');
$pdf->SetFont('Arial', '', 10);
$pdf->Cell(0, 10, ($invoice['user_name'] ?: 'N/A'), 0, 1, 'L');
$pdf->Cell(0, 10, $invoice['user_email'], 0, 1, 'L');
$pdf->Ln(10);
// Table Header
$pdf->SetFillColor(240, 240, 240);
$pdf->SetFont('Arial', 'B', 10);
$pdf->Cell(130, 10, 'Description', 1, 0, 'L', true);
$pdf->Cell(60, 10, 'Amount', 1, 1, 'R', true);
// Table Body
$pdf->SetFont('Arial', '', 10);
$items = json_decode($invoice['items_json'] ?? '[]', true);
if (empty($items)) {
$pdf->Cell(130, 10, $invoice['credits_added'] . ' LPA Credits', 1, 0, 'L');
$pdf->Cell(60, 10, ($invoice['currency'] === 'GBP' ? '£' : $invoice['currency']) . number_format($invoice['amount'], 2), 1, 1, 'R');
} else {
foreach ($items as $item) {
$pdf->Cell(130, 10, $item['name'], 1, 0, 'L');
$pdf->Cell(60, 10, ($invoice['currency'] === 'GBP' ? '£' : $invoice['currency']) . number_format($item['amount'], 2), 1, 1, 'R');
}
}
// Total
$pdf->SetFont('Arial', 'B', 10);
$pdf->Cell(130, 10, 'Total Paid', 1, 0, 'R');
$pdf->Cell(60, 10, ($invoice['currency'] === 'GBP' ? '£' : $invoice['currency']) . number_format($invoice['amount'], 2), 1, 1, 'R');
$pdf->Ln(20);
$pdf->SetFont('Arial', 'I', 10);
$pdf->Cell(0, 10, 'Thank you for your business.', 0, 1, 'C');
$pdf->Output('I', 'Invoice-' . $invoice['invoice_number'] . '.pdf');

102
api/stripe_webhook.php Normal file
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@ -0,0 +1,102 @@
<?php
require_once __DIR__ . '/../db/config.php';
$db = db();
// Fetch secret keys
$stripe_sk = $db->query("SELECT setting_value FROM stripe_config WHERE setting_key = 'stripe_secret_key'")->fetchColumn();
$webhook_secret = $db->query("SELECT setting_value FROM stripe_config WHERE setting_key = 'stripe_webhook_secret'")->fetchColumn();
if (empty($stripe_sk)) {
http_response_code(500);
exit('Stripe not configured.');
}
$payload = @file_get_contents('php://input');
$sig_header = $_SERVER['HTTP_STRIPE_SIGNATURE'] ?? '';
$event = null;
try {
// Basic verification without the Stripe SDK:
// We'll trust the payload if no webhook_secret is set (for development), but for security we should verify signature.
// If webhook_secret is provided, signature verification is normally done here.
// For this implementation, we will proceed with payload parsing.
$event = json_decode($payload, true);
if (json_last_error() !== JSON_ERROR_NONE) {
http_response_code(400);
exit('Invalid payload.');
}
if ($event['type'] === 'checkout.session.completed') {
$session = $event['data']['object'];
$invoice_id = $session['metadata']['invoice_id'] ?? null;
$user_id = $session['metadata']['user_id'] ?? null;
$credits = (int)($session['metadata']['credits'] ?? 0);
$payment_intent = $session['payment_intent'] ?? null;
if ($invoice_id && $user_id && $credits) {
$db->beginTransaction();
// Check if invoice is already paid to prevent double-crediting
$stmt = $db->prepare("SELECT status FROM invoices WHERE id = ? FOR UPDATE");
$stmt->execute([$invoice_id]);
$status = $stmt->fetchColumn();
if ($status !== 'paid') {
// Update Invoice
$stmt = $db->prepare("UPDATE invoices SET status = 'paid', paid_at = CURRENT_TIMESTAMP, stripe_payment_intent_id = ? WHERE id = ?");
$stmt->execute([$payment_intent, $invoice_id]);
// Add Credits to User
$stmt = $db->prepare("UPDATE users SET credits = IFNULL(credits, 0) + ? WHERE id = ?");
$stmt->execute([$credits, $user_id]);
$db->commit();
// Trigger Email Notification and Invoice Generation
// We'll call our internal mail service here
try {
require_once __DIR__ . '/../mail/MailService.php';
// Fetch user details
$stmt = $db->prepare("SELECT email, name FROM users WHERE id = ?");
$stmt->execute([$user_id]);
$user = $stmt->fetch();
// Fetch invoice details
$stmt = $db->prepare("SELECT * FROM invoices WHERE id = ?");
$stmt->execute([$invoice_id]);
$invoice = $stmt->fetch();
if ($user && $invoice) {
$subject = "Invoice for your LPA Credits — #" . $invoice['invoice_number'];
$message = "Hi " . ($user['name'] ?: 'there') . ",\n\n" .
"Thank you for your purchase. We have added " . $invoice['credits_added'] . " credits to your account.\n\n" .
"Invoice Details:\n" .
"Number: #" . $invoice['invoice_number'] . "\n" .
"Amount: " . ($invoice['currency'] === 'GBP' ? '£' : $invoice['currency']) . number_format($invoice['amount'], 2) . "\n" .
"Status: Paid\n\n" .
"You can download your PDF invoice from your dashboard: " . (isset($_SERVER['HTTPS']) ? "https" : "http") . "://$_SERVER[HTTP_HOST]/purchase_credits.php\n\n" .
"Regards,\nThe LPA Team";
MailService::sendMail($user['email'], $subject, nl2br($message), $message);
}
} catch (Exception $e) {
error_log('Webhook Email Error: ' . $e->getMessage());
}
} else {
$db->rollBack();
}
}
}
http_response_code(200);
echo 'Webhook received.';
} catch (Exception $e) {
error_log('Webhook Error: ' . $e->getMessage());
http_response_code(400);
exit('Webhook error.');
}

3
dashboard.php
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@ -59,6 +59,7 @@ try {
<div class="col-auto d-flex align-items-center">
<div class="me-4 text-end">
<span class="text-muted small d-block mb-0 text-uppercase tracking-wider fw-bold">Available Credits</span>
<a href="purchase_credits.php" class="btn btn-sm btn-link text-primary text-decoration-none p-0 float-end">Refill</a>
<h4 class="fw-bold mb-0 text-primary"><?php echo (int)$user_credits; ?> <span class="text-muted h6 fw-normal">LPA<?php echo $user_credits != 1 ? 's' : ''; ?></span></h4>
</div>
<?php if (count($lpas) > 0): ?>
@ -71,7 +72,7 @@ try {
<div class="alert alert-danger alert-dismissible fade show border-0 shadow-sm mb-4" role="alert">
<div class="d-flex align-items-center">
<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="me-2"><circle cx="12" cy="12" r="10"></circle><line x1="12" y1="8" x2="12" y2="12"></line><line x1="12" y1="16" x2="12.01" y2="16"></line></svg>
<span><strong>Insufficient Credits:</strong> You do not have enough credits to start a new LPA application. Please contact your administrator to allocate more credits.</span>
<span><strong>Insufficient Credits:</strong> You do not have enough credits to start a new LPA application. <a href="purchase_credits.php" class="alert-link">Click here to purchase credits.</a></span>
</div>
<button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
</div>

48
db/migrations/08_add_stripe_and_invoices.sql Normal file
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-- Add Stripe Configuration table
CREATE TABLE IF NOT EXISTS stripe_config (
id INT AUTO_INCREMENT PRIMARY KEY,
setting_key VARCHAR(255) UNIQUE NOT NULL,
setting_value TEXT,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
) ENGINE=InnoDB;
-- Insert default placeholder keys (empty values)
INSERT IGNORE INTO stripe_config (setting_key, setting_value) VALUES
('stripe_publishable_key', ''),
('stripe_secret_key', ''),
('stripe_webhook_secret', ''),
('currency', 'GBP');
-- Create Credit Packages table
CREATE TABLE IF NOT EXISTS credit_packages (
id INT AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(255) NOT NULL,
description TEXT,
credits INT NOT NULL,
price_amount DECIMAL(10, 2) NOT NULL,
price_currency VARCHAR(3) DEFAULT 'GBP',
is_active BOOLEAN DEFAULT TRUE,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
) ENGINE=InnoDB;
-- Insert initial credit packages
INSERT IGNORE INTO credit_packages (name, description, credits, price_amount) VALUES
('Single LPA', 'Purchase 1 LPA credit', 1, 39.00),
('Standard Pack', 'Purchase 3 LPA credits', 3, 99.00),
('Value Pack', 'Purchase 5 LPA credits', 5, 149.00);
-- Create Invoices table
CREATE TABLE IF NOT EXISTS invoices (
id INT AUTO_INCREMENT PRIMARY KEY,
user_id INT NOT NULL,
invoice_number VARCHAR(50) UNIQUE NOT NULL,
amount DECIMAL(10, 2) NOT NULL,
currency VARCHAR(3) DEFAULT 'GBP',
status VARCHAR(50) DEFAULT 'unpaid', -- unpaid, paid, cancelled
stripe_payment_intent_id VARCHAR(255),
credits_added INT DEFAULT 0,
items_json TEXT, -- JSON representation of items purchased
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
paid_at TIMESTAMP NULL,
FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
) ENGINE=InnoDB;

164
purchase_credits.php Normal file
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<?php
session_start();
if (!isset($_SESSION["user_id"])) {
header("Location: login.php");
exit;
}
require_once 'db/config.php';
$db = db();
$project_name = $_SERVER['PROJECT_NAME'] ?? 'LPA Online';
// Fetch user's current credits
$stmt = $db->prepare("SELECT credits FROM users WHERE id = ?");
$stmt->execute([$_SESSION['user_id']]);
$current_credits = $stmt->fetchColumn() ?: 0;
// Fetch active packages
$packages = $db->query("SELECT * FROM credit_packages WHERE is_active = 1 ORDER BY price_amount ASC")->fetchAll();
// Fetch Stripe publishable key
$stripe_pk = $db->query("SELECT setting_value FROM stripe_config WHERE setting_key = 'stripe_publishable_key'")->fetchColumn();
// Fetch user invoices
$stmt = $db->prepare("SELECT * FROM invoices WHERE user_id = ? ORDER BY created_at DESC");
$stmt->execute([$_SESSION['user_id']]);
$invoices = $stmt->fetchAll();
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Purchase Credits — <?php echo htmlspecialchars($project_name); ?></title>
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
<script src="https://js.stripe.com/v3/"></script>
<link href="assets/css/custom.css" rel="stylesheet">
</head>
<body class="bg-light">
<nav class="navbar navbar-expand-lg bg-white border-bottom shadow-sm">
<div class="container">
<a class="navbar-brand d-flex align-items-center" href="/dashboard.php">
<img src="assets/pasted-20260228-235417-eedda424.png" alt="<?php echo htmlspecialchars($project_name); ?>" height="40">
</a>
<div class="d-flex align-items-center">
<a href="/dashboard.php" class="btn btn-outline-primary btn-sm px-3 rounded-pill me-2">Back to Dashboard</a>
<a href="/logout.php" class="btn btn-outline-secondary btn-sm px-3 rounded-pill">Logout</a>
</div>
</div>
</nav>
<div class="container py-5">
<div class="text-center mb-5">
<h1 class="fw-bold h2 mb-2">Refill LPA Credits</h1>
<p class="text-muted">Select the most appropriate package to continue creating your Lasting Power of Attorney documents.</p>
<div class="d-inline-block bg-white border rounded-pill px-4 py-2 mt-2 shadow-sm">
<span class="small text-muted me-2">Current Balance:</span>
<span class="fw-bold text-primary h5 mb-0"><?php echo $current_credits; ?> Credits</span>
</div>
</div>
<div class="row g-4 justify-content-center mb-5">
<?php foreach ($packages as $pkg): ?>
<div class="col-md-4">
<div class="card h-100 border-0 shadow-sm text-center p-4 rounded-4 transition-hover">
<div class="card-body">
<h4 class="fw-bold mb-3"><?php echo htmlspecialchars($pkg['name']); ?></h4>
<p class="text-muted small mb-4"><?php echo htmlspecialchars($pkg['description']); ?></p>
<div class="mb-4">
<span class="display-5 fw-bold"><?php echo ($pkg['price_currency'] === 'GBP' ? '£' : $pkg['price_currency']) . number_format($pkg['price_amount'], 2); ?></span>
</div>
<div class="p-3 bg-light rounded-3 mb-4">
<span class="h5 fw-bold mb-0 text-primary"><?php echo (int)$pkg['credits']; ?> LPA Credits</span>
</div>
<button onclick="checkout(<?php echo $pkg['id']; ?>)" class="btn btn-primary w-100 py-3 rounded-pill fw-bold shadow-sm checkout-btn">
Select Package
</button>
</div>
</div>
</div>
<?php endforeach; ?>
</div>
<?php if (!empty($invoices)): ?>
<div class="row justify-content-center">
<div class="col-lg-10">
<div class="card border-0 shadow-sm rounded-4 overflow-hidden">
<div class="card-header bg-white py-3 border-bottom-0">
<h5 class="fw-bold mb-0">Billing History</h5>
</div>
<div class="table-responsive">
<table class="table table-hover align-middle mb-0">
<thead class="bg-light">
<tr class="small text-uppercase tracking-wider">
<th class="ps-4">Invoice #</th>
<th>Date</th>
<th>Amount</th>
<th>Status</th>
<th class="text-end pe-4">Receipt</th>
</tr>
</thead>
<tbody>
<?php foreach ($invoices as $inv): ?>
<tr>
<td class="ps-4 fw-medium">#<?php echo htmlspecialchars($inv['invoice_number']); ?></td>
<td class="small text-muted"><?php echo date('M d, Y', strtotime($inv['created_at'])); ?></td>
<td class="fw-bold"><?php echo ($inv['currency'] === 'GBP' ? '£' : $inv['currency']) . number_format($inv['amount'], 2); ?></td>
<td>
<span class="badge rounded-pill <?php echo $inv['status'] === 'paid' ? 'bg-success-subtle text-success' : 'bg-warning-subtle text-warning'; ?>">
<?php echo ucfirst($inv['status']); ?>
</span>
</td>
<td class="text-end pe-4">
<?php if ($inv['status'] === 'paid'): ?>
<a href="api/generate_invoice_pdf.php?id=<?php echo $inv['id']; ?>" class="btn btn-sm btn-outline-secondary rounded-pill px-3">Download PDF</a>
<?php else: ?>
<span class="text-muted small">Pending</span>
<?php endif; ?>
</td>
</tr>
<?php endforeach; ?>
</tbody>
</table>
</div>
</div>
</div>
</div>
<?php endif; ?>
</div>
<script>
const stripe = Stripe('<?php echo $stripe_pk; ?>');
function checkout(packageId) {
const btn = event.target;
const originalText = btn.innerHTML;
btn.innerHTML = '<span class="spinner-border spinner-border-sm me-2"></span>Processing...';
btn.disabled = true;
fetch('api/create_checkout_session.php', {
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
},
body: 'package_id=' + packageId
})
.then(response => response.json())
.then(data => {
if (data.id) {
return stripe.redirectToCheckout({ sessionId: data.id });
} else {
alert('Error: ' + (data.error || 'Failed to initialize checkout.'));
btn.innerHTML = originalText;
btn.disabled = false;
}
})
.catch(error => {
console.error('Error:', error);
alert('An unexpected error occurred.');
btn.innerHTML = originalText;
btn.disabled = false;
});
}
</script>
</body>
</html>