PHP Classes

File: vendor/phpmailer/phpmailer/get_oauth_token.php

Recommend this page to a friend!
  Classes of akeel   F3A   vendor/phpmailer/phpmailer/get_oauth_token.php   Download  
File: vendor/phpmailer/phpmailer/get_oauth_token.php
Role: Example script
Content type: text/plain
Description: Example script
Class: F3A
PHP Web development framework like Laravel lite
Author: By
Last change:
Date: 1 year ago
Size: 4,866 bytes
 

Contents

Class file image Download
<?php
/**
 * PHPMailer - PHP email creation and transport class.
 * PHP Version 5.5
 * @package PHPMailer
 * @see https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
 * @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
 * @author Jim Jagielski (jimjag) <jimjag@gmail.com>
 * @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
 * @author Brent R. Matzelle (original founder)
 * @copyright 2012 - 2017 Marcus Bointon
 * @copyright 2010 - 2012 Jim Jagielski
 * @copyright 2004 - 2009 Andy Prevost
 * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
 * @note This program is distributed in the hope that it will be useful - WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.
 */
/**
 * Get an OAuth2 token from an OAuth2 provider.
 * * Install this script on your server so that it's accessible
 * as [https/http]://<yourdomain>/<folder>/get_oauth_token.php
 * e.g.: http://localhost/phpmailer/get_oauth_token.php
 * * Ensure dependencies are installed with 'composer install'
 * * Set up an app in your Google/Yahoo/Microsoft account
 * * Set the script address as the app's redirect URL
 * If no refresh token is obtained when running this file,
 * revoke access to your app and run the script again.
 */

namespace PHPMailer\PHPMailer;

/**
 * Aliases for League Provider Classes
 * Make sure you have added these to your composer.json and run `composer install`
 * Plenty to choose from here:
 * @see http://oauth2-client.thephpleague.com/providers/thirdparty/
 */
// @see https://github.com/thephpleague/oauth2-google
use League\OAuth2\Client\Provider\Google;
// @see https://packagist.org/packages/hayageek/oauth2-yahoo
use Hayageek\OAuth2\Client\Provider\Yahoo;
// @see https://github.com/stevenmaguire/oauth2-microsoft
use Stevenmaguire\OAuth2\Client\Provider\Microsoft;

if (!isset(
$_GET['code']) && !isset($_GET['provider'])) {
?>
<html>
<body>Select Provider:<br/>
<a href='?provider=Google'>Google</a><br/>
<a href='?provider=Yahoo'>Yahoo</a><br/>
<a href='?provider=Microsoft'>Microsoft/Outlook/Hotmail/Live/Office365</a><br/>
</body>
</html>
<?php
exit;
}

require
'vendor/autoload.php';

session_start();

$providerName = '';

if (
array_key_exists('provider', $_GET)) {
   
$providerName = $_GET['provider'];
   
$_SESSION['provider'] = $providerName;
} elseif (
array_key_exists('provider', $_SESSION)) {
   
$providerName = $_SESSION['provider'];
}
if (!
in_array($providerName, ['Google', 'Microsoft', 'Yahoo'])) {
    exit(
'Only Google, Microsoft and Yahoo OAuth2 providers are currently supported in this script.');
}

//These details are obtained by setting up an app in the Google developer console,
//or whichever provider you're using.
$clientId = 'RANDOMCHARS-----duv1n2.apps.googleusercontent.com';
$clientSecret = 'RANDOMCHARS-----lGyjPcRtvP';

//If this automatic URL doesn't work, set it yourself manually to the URL of this script
$redirectUri = (isset($_SERVER['HTTPS']) ? 'https://' : 'http://') . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'];
//$redirectUri = 'http://localhost/PHPMailer/redirect';

$params = [
   
'clientId' => $clientId,
   
'clientSecret' => $clientSecret,
   
'redirectUri' => $redirectUri,
   
'accessType' => 'offline'
];

$options = [];
$provider = null;

switch (
$providerName) {
    case
'Google':
       
$provider = new Google($params);
       
$options = [
           
'scope' => [
               
'https://mail.google.com/'
           
]
        ];
        break;
    case
'Yahoo':
       
$provider = new Yahoo($params);
        break;
    case
'Microsoft':
       
$provider = new Microsoft($params);
       
$options = [
           
'scope' => [
               
'wl.imap',
               
'wl.offline_access'
           
]
        ];
        break;
}

if (
null === $provider) {
    exit(
'Provider missing');
}

if (!isset(
$_GET['code'])) {
   
// If we don't have an authorization code then get one
   
$authUrl = $provider->getAuthorizationUrl($options);
   
$_SESSION['oauth2state'] = $provider->getState();
   
header('Location: ' . $authUrl);
    exit;
// Check given state against previously stored one to mitigate CSRF attack
} elseif (empty($_GET['state']) || ($_GET['state'] !== $_SESSION['oauth2state'])) {
    unset(
$_SESSION['oauth2state']);
    unset(
$_SESSION['provider']);
    exit(
'Invalid state');
} else {
    unset(
$_SESSION['provider']);
   
// Try to get an access token (using the authorization code grant)
   
$token = $provider->getAccessToken(
       
'authorization_code',
        [
           
'code' => $_GET['code']
        ]
    );
   
// Use this to interact with an API on the users behalf
    // Use this to get a new access token if the old one expires
   
echo 'Refresh Token: ', $token->getRefreshToken();
}