/**
* GetOauth64
*
* encode the user email related to this request along with the token in base64
* this is used for authentication, in the phpmailer smtp class
*
* @return string
*/
public function getOauth64()
{
$client = GmailXOAuth2::getClient();
$options = gmail_smtp_get_option();
if (!empty($options['oauth_access_token'])) {
$accessToken = $options['oauth_access_token'];
} else {
return false;
}
$client->setAccessToken($accessToken);
// Refresh the token if it's expired.
if ($client->isAccessTokenExpired()) {
$client->refreshToken($client->getRefreshToken());
$accessToken = $client->getAccessToken();
$options['oauth_access_token'] = $accessToken;
gmail_smtp_update_option($options);
}
$offlineToken = GmailXOAuth2::request_offline_token();
return base64_encode("user="******"auth=Bearer " . $offlineToken . "");
}
function plugin_init()
{
if (is_admin()) {
if (isset($_GET['action']) && $_GET['action'] == "oauth_grant") {
if (isset($_GET['code'])) {
$authCode = $_GET['code'];
$accessToken = GmailXOAuth2::resetCredentials($authCode);
if (isset($accessToken) && !empty($accessToken)) {
//echo __('Access Granted Successfully!', 'gmail-smtp');
$_GET['gmail_smtp_access_granted'] = "yes";
} else {
$_GET['gmail_smtp_access_granted'] = "no";
}
} else {
// If we don't have an authorization code then get one
$authUrl_array = GmailXOAuth2::authenticate();
if (isset($authUrl_array['authorization_uri'])) {
$authUrl = $authUrl_array['authorization_uri'];
wp_redirect($authUrl);
exit;
}
}
// Unix timestamp of when the token will expire, and need refreshing
// echo $token->expires;
}
}
}
