1. Go to this page and download the library: Download awuniversity/oauth2-aw library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
awuniversity / oauth2-aw example snippets
use AwU\OAuth2\Client\Provider\Google;
$provider = new Google([
'clientId' => '{aw-client-id}',
'clientSecret' => '{aw-client-secret}',
'redirectUri' => 'https://example.com/callback-url',
'hostedDomain' => 'example.com', // optional; used to restrict access to users on your G Suite/Google Apps for Business accounts
]);
if (!empty($_GET['error'])) {
// Got an error, probably user denied access
exit('Got error: ' . htmlspecialchars($_GET['error'], ENT_QUOTES, 'UTF-8'));
} elseif (empty($_GET['code'])) {
// If we don't have an authorization code then get one
$authUrl = $provider->getAuthorizationUrl();
$_SESSION['oauth2state'] = $provider->getState();
header('Location: ' . $authUrl);
exit;
} elseif (empty($_GET['state']) || ($_GET['state'] !== $_SESSION['oauth2state'])) {
// State is invalid, possible CSRF attack in progress
unset($_SESSION['oauth2state']);
exit('Invalid state');
} else {
// Try to get an access token (using the authorization code grant)
$token = $provider->getAccessToken('authorization_code', [
'code' => $_GET['code']
]);
// Optional: Now you have a token you can look up a users profile data
try {
// We got an access token, let's now get the owner details
$ownerDetails = $provider->getResourceOwner($token);
// Use these details to create a new profile
printf('Hello %s!', $ownerDetails->getFirstName());
} catch (Exception $e) {
// Failed to get user details
exit('Something went wrong: ' . $e->getMessage());
}
// Use this to interact with an API on the users behalf
echo $token->getToken();
// Use this to get a new access token if the old one expires
echo $token->getRefreshToken();
// Unix timestamp at which the access token expires
echo $token->getExpires();
}