77 lines
2.4 KiB
PHP
77 lines
2.4 KiB
PHP
<?php
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require_once __DIR__ . '/config/db.php';
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// Retrieve client IP address
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function getClientIp() {
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if (!empty($_SERVER['HTTP_CLIENT_IP'])) {
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return $_SERVER['HTTP_CLIENT_IP'];
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} elseif (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
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// In case of multiple IPs, get the first one
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$ipList = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
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return trim($ipList[0]);
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} else {
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return $_SERVER['REMOTE_ADDR'];
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}
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}
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if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
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header("Location: index.php");
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exit();
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}
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$clientIp = getClientIp();
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$rateLimit = intval($_ENV['RATE_LIMIT'] ?? getenv('RATE_LIMIT') ?? 10);
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// Query submissions count from this IP address in the last hour
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$stmt = $mysqli->prepare("SELECT COUNT(*) as count FROM email_submissions WHERE ip_address = ? AND submitted_at >= NOW() - INTERVAL 1 HOUR");
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if ($stmt) {
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$stmt->bind_param("s", $clientIp);
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$stmt->execute();
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$result = $stmt->get_result()->fetch_assoc();
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$submissionCount = $result['count'] ?? 0;
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$stmt->close();
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} else {
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$submissionCount = 0;
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}
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if ($submissionCount >= $rateLimit) {
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header("Location: index.php?status=error&msg=Rate limit exceeded. You can only send $rateLimit emails per hour.#contact");
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exit();
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}
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// Log submission to database
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$logStmt = $mysqli->prepare("INSERT INTO email_submissions (ip_address) VALUES (?)");
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if ($logStmt) {
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$logStmt->bind_param("s", $clientIp);
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$logStmt->execute();
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$logStmt->close();
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}
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// Forward submission to FormSubmit via cURL
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$contactEmail = $_ENV['CONTACT_EMAIL'] ?? getenv('CONTACT_EMAIL') ?? 'crischarlesgarcia345@gmail.com';
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$url = "https://formsubmit.co/" . $contactEmail;
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if (!function_exists('curl_init')) {
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header("Location: index.php?status=error&msg=cURL is not available on this server.#contact");
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exit();
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}
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($_POST));
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
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curl_setopt($ch, CURLOPT_TIMEOUT, 15);
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$response = curl_exec($ch);
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$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if ($response === false || $httpCode >= 400) {
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header("Location: index.php?status=error&msg=Failed to send message via mail service. Please try again later.#contact");
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} else {
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header("Location: index.php?status=success#contact");
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}
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exit();
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?>
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