Php License Key System Github -

/** * Validate domain */ private function validateDomain($licenseId, $domain) { $sql = "SELECT COUNT(*) as count FROM license_domains WHERE license_id = :license_id AND domain = :domain"; $stmt = $this->db->prepare($sql); $stmt->execute([ ':license_id' => $licenseId, ':domain' => $domain ]); $result = $stmt->fetch(); return $result['count'] > 0; }

// Usage example $client = new LicenseClient('https://your-license-server.com/api', 'YOUR-LICENSE-KEY', $_SERVER['HTTP_HOST']); $validation = $client->checkLicense(); php license key system github

/** * Validate with remote server */ private function validateWithServer() { $ch = curl_init($this->apiUrl . '/validate.php'); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_POST, true); curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([ 'license_key' => $this->licenseKey, 'domain' => $this->domain, 'activation_code' => $this->activationCode ])); curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']); curl_setopt($ch, CURLOPT_TIMEOUT, 10); $response = curl_exec($ch); $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); curl_close($ch); if ($httpCode !== 200) { return ['valid' => false, 'error' => 'License server error']; } return json_decode($response, true); } $stmt = $this-&gt

-- License logs table CREATE TABLE IF NOT EXISTS license_logs ( id INT AUTO_INCREMENT PRIMARY KEY, license_id INT, action VARCHAR(50), details TEXT, ip_address VARCHAR(45), created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP, INDEX idx_license_id (license_id), INDEX idx_action (action), INDEX idx_created_at (created_at) ); <?php // config/database.php define('DB_HOST', 'localhost'); define('DB_NAME', 'license_system'); define('DB_USER', 'your_username'); define('DB_PASS', 'your_password'); execute([ ':license_id' =&gt

class LicenseGenerator { private $db;

/** * Check if license is valid */ public function checkLicense() { // Check cache first $cached = $this->getCachedValidation(); if ($cached && $cached['timestamp'] > (time() - 86400)) { // 24 hour cache return $cached['data']; } // Validate with server $result = $this->validateWithServer(); if ($result['valid']) { $this->cacheValidation($result); } return $result; }

echo json_encode($result); <?php // public/example-client.php class LicenseClient { private $apiUrl; private $licenseKey; private $domain; private $activationCode; private $cacheFile;