public function checkPaypalFiles()
{
$key_file = $this->getOption('key_file');
$cert_file = $this->getOption('cert_file');
$paypal_cert_file = $this->getOption('paypal_cert_file');
$openssl = $this->getOption('openssl');
// key file
if (!file_exists($key_file)) {
if ($this->getLogger()) {
$this->getLogger()->emergency(sprintf('Merchant key file not found : %s', $key_file));
}
throw new \RuntimeException(sprintf('Merchant key file not found : %s', $key_file));
}
if (!is_readable($key_file)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('Merchant key file is not readable');
}
throw new \RuntimeException('Merchant key file is not readable');
}
// cert file
if (!file_exists($cert_file)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('Merchant certificate file not found');
}
throw new \RuntimeException('Merchant certificate file not found');
}
if (!is_readable($cert_file)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('Merchant certificate file is not readable');
}
throw new \RuntimeException('Merchant certificate file is not readable');
}
// paypal cert file
if (!file_exists($paypal_cert_file)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('PayPal certificate file not found');
}
throw new \RuntimeException('PayPal certificate file not found');
}
if (!is_readable($cert_file)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('PayPal certificate file is not readable');
}
throw new \RuntimeException('PayPal certificate file is not readable');
}
// open ssl
if (!file_exists($openssl)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('openssl command not found');
}
throw new \RuntimeException('openssl command not found');
}
if (!is_executable($openssl)) {
if ($this->getLogger()) {
$this->getLogger()->emergency('openssl is not executable');
}
throw new \RuntimeException('openssl is not executable');
}
}