");
self::cmd($sock, "RCPT TO:<{$to}>");
self::cmd($sock, "DATA");
$msg = "From: {$fromName} <{$from}>\r\n"
. "To: {$to}\r\n"
. "Subject: {$subject}\r\n"
. "MIME-Version: 1.0\r\n"
. "Content-Type: text/html; charset=UTF-8\r\n"
. "\r\n"
. $htmlBody . "\r\n.\r\n";
fwrite($sock, $msg);
self::readLine($sock);
self::cmd($sock, "QUIT");
fclose($sock);
return true;
} catch (\Throwable $e) {
error_log("Mailer error: " . $e->getMessage());
return false;
}
}
private static function cmd($sock, string $cmd): string {
fwrite($sock, $cmd . "\r\n");
return self::readLine($sock);
}
private static function readLine($sock): string {
$resp = '';
while ($line = fgets($sock, 512)) {
$resp .= $line;
if (isset($line[3]) && $line[3] === ' ') break;
}
return $resp;
}
public static function getConfig(): array {
$defaults = [
'smtp_host' => '', 'smtp_port' => '465', 'smtp_user' => '',
'smtp_pass' => '', 'smtp_from' => '', 'smtp_from_name' => 'PK10',
'smtp_encryption' => 'ssl',
];
try {
$db = new Database();
$rows = $db->select('system_settings', ['setting_key', 'setting_value'], [
'setting_key[~]' => 'smtp_%'
]);
foreach ($rows as $r) $defaults[$r['setting_key']] = $r['setting_value'];
} catch (\Throwable $e) {}
return $defaults;
}
public static function test(string $to): array {
$ok = self::send($to, 'SMTP Test', 'SMTP configuration is working!
Time: ' . date('Y-m-d H:i:s') . '
');
return ['success' => $ok, 'message' => $ok ? 'Test email sent' : 'Failed to send, check SMTP settings'];
}
}