public function miniorange_oauth_clientController::getAccessToken in Drupal OAuth & OpenID Connect Login - OAuth2 Client SSO Login 8

This function gets the access token from the server

1 call to miniorange_oauth_clientController::getAccessToken()

miniorange_oauth_clientController::miniorange_oauth_client_mo_login in src/Controller/miniorange_oauth_clientController.php

File

src/Controller/miniorange_oauth_clientController.php, line 317

Contains \Drupal\miniorange_oauth_client\Controller\DefaultController.

Class

miniorange_oauth_clientController

Namespace

Drupal\miniorange_oauth_client\Controller

Code

public function getAccessToken($tokenendpoint, $grant_type, $clientid, $clientsecret, $code, $redirect_url, $send_headers, $send_body) {
  $ch = curl_init($tokenendpoint);
  curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
  curl_setopt($ch, CURLOPT_ENCODING, "");
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  curl_setopt($ch, CURLOPT_AUTOREFERER, true);
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
  curl_setopt($ch, CURLOPT_POST, true);
  if ($send_headers && !$send_body) {
    curl_setopt($ch, CURLOPT_HTTPHEADER, array(
      'Authorization: Basic ' . base64_encode($clientid . ":" . $clientsecret),
      'Accept: application/json',
    ));
    curl_setopt($ch, CURLOPT_POSTFIELDS, 'redirect_uri=' . urlencode($redirect_url) . '&grant_type=' . $grant_type . '&code=' . $code);
  }
  else {
    if (!$send_headers && $send_body) {
      curl_setopt($ch, CURLOPT_HTTPHEADER, array(
        'Accept: application/json',
      ));
      curl_setopt($ch, CURLOPT_POSTFIELDS, 'redirect_uri=' . urlencode($redirect_url) . '&grant_type=' . $grant_type . '&client_id=' . $clientid . '&client_secret=' . $clientsecret . '&code=' . $code);
    }
    else {
      curl_setopt($ch, CURLOPT_HTTPHEADER, array(
        'Authorization: Basic ' . base64_encode($clientid . ":" . $clientsecret),
        'Accept: application/json',
      ));
      curl_setopt($ch, CURLOPT_POSTFIELDS, 'redirect_uri=' . urlencode($redirect_url) . '&grant_type=' . $grant_type . '&client_id=' . $clientid . '&client_secret=' . $clientsecret . '&code=' . $code);
    }
  }
  $content = curl_exec($ch);
  if (curl_error($ch)) {
    echo "<b>Response : </b><br>";
    print_r($content);
    echo "<br><br>";
    exit(curl_error($ch));
  }
  if (!is_array(json_decode($content, true))) {
    echo "<b>Response : </b><br>";
    print_r($content);
    echo "<br><br>";
    exit("Invalid response received.");
  }
  $content = json_decode($content, true);
  if (isset($content["error"])) {
    if (is_array($content["error"])) {
      $content["error"] = $content["error"]["message"];
    }
    exit($content["error"]);
  }
  else {
    if (isset($content["error_description"])) {
      exit($content["error_description"]);
    }
    else {
      if (isset($content["access_token"])) {
        $access_token = $content["access_token"];
      }
      else {
        exit('Invalid response received from OAuth Provider. Contact your administrator for more details.');
      }
    }
  }
  return $access_token;
}