function verify()
{
$vars = $this->ipn_vars;
$this->ipn = $this->ipn_vars;
$vars['cmd'] = '_notify-validate';
$options = array('headers' => array('Content-Type' => 'application/x-www-form-urlencoded'), 'method' => 'POST', 'data' => drupal_http_build_query($vars));
$result = drupal_http_request($this->ipnLink, $options);
$this->ipnResult = $result->data;
if (!empty($result->error)) {
$this->lastError = t('IPN Validation Error: @error', array('@error' => $result->error));
return FALSE;
} else {
if ($result->code == 200) {
if ($result->data == 'VERIFIED') {
return TRUE;
} else {
$this->lastError = t('IPN Validation Failed: @error', array('@error' => $result->data));
return FALSE;
}
} else {
// The server might be down, let's log an error but still pass the
// validation.
ms_core_log_error('ms_paypal_wps', 'The Validation Server had an error processing a request. Request: !request Response: !response', array('!request' => ms_core_print_r($options), '!response' => ms_core_print_r($result)), WATCHDOG_CRITICAL);
return TRUE;
}
}
}
/**
* Send parameters
*
* @param array $params
* @return string result
*/
function sentPost($params)
{
if (!file_exists($this->keystore)) {
$result = "file " . $this->keystore . " not exists";
error_log($result);
return $result;
}
if (!is_readable($this->keystore)) {
$result = "Please check CHMOD for file \"" . $this->keystore . "\"! It must be readable!";
error_log($result);
return $result;
}
$post = "";
foreach ($params as $key => $value) {
$post .= "{$key}={$value}&";
}
$curl = curl_init();
if ($this->verbose) {
curl_setopt($curl, CURLOPT_VERBOSE, TRUE);
}
curl_setopt($curl, CURLOPT_URL, $this->url);
curl_setopt($curl, CURLOPT_HEADER, 0);
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
//curl_setopt($curl, CURLOPT_SSLVERSION,2);
curl_setopt($curl, CURLOPT_SSLCERT, $this->keystore);
curl_setopt($curl, CURLOPT_CAINFO, $this->keystore);
curl_setopt($curl, CURLOPT_SSLKEYPASSWD, $this->keystorepassword);
curl_setopt($curl, CURLOPT_POSTFIELDS, $post);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
$result = curl_exec($curl);
if (curl_error($curl)) {
$result = curl_error($curl);
ms_core_log_error('ms_ibis', 'Error with CURL call. Settings: !settings CURL: !curl Result: !result', array('!settings' => ms_core_print_r($this), '!curl' => ms_core_print_r(curl_getinfo($curl)), '!result' => $result));
}
curl_close($curl);
return $result;
}
