/**
* Return an instance of this class.
*
* @since 1.0.0
*
* @return object
*/
public function get_instance()
{
if (null == self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
require_once $parse_uri[0] . 'wp-load.php';
// If this file is called directly, abort.
if (!defined('WPINC')) {
die;
}
$client_id = get_option('dln_like_facebook_api_key');
$secret_key = get_option('dln_like_facebook_secret_key');
if (isset($_GET['code'])) {
$code = $_GET['code'];
$content = DLN_Like_Helpers::curl_get_contents("https://graph.facebook.com/oauth/access_token?" . 'client_id=' . $client_id . '&redirect_uri=' . urlencode(DLN_LIKE_PLUGIN_URL . '/public/views/callback.php') . '&client_secret=' . $secret_key . '&code=' . urlencode($code));
parse_str($content);
if (strpos('error', $content) !== false or !isset($access_token)) {
echo '<b>' . $content . '</b>';
return;
}
$signature = DLN_Like_Helpers::generate_signature($access_token);
?>
<html>
<head>
<script type="text/javascript" src="<?php
echo urlencode(DLN_LIKE_PLUGIN_URL . '/public/assets/js/shortcode_login.js');
?>
"></script>
<script>
function init() {
window.opener.wp_social_login({'action' : 'social_login', 'social_login_provider' : 'facebook',
'social_login_signature' : '<?php
echo $signature;
?>
',
'social_login_access_token' : '<?php
/**
* Function process social login.
*
* @since 1.0.0
*
* @return void
*/
public function social_login_process($is_ajax = FALSE)
{
if (isset($_REQUEST['redirect_to']) && $_REQUEST['redirect_to'] != '') {
$redirect_to = $_REQUEST['redirect_to'];
// Redirect to https if user wants ssl
if (isset($secure_cookie) && $secure_cookie && false !== strpos($redirect_to, 'wp-admin')) {
$redirect_to = preg_replace('|^http://|', 'https://', $redirect_to);
}
} else {
$redirect_to = admin_url();
}
$redirect_to = apply_filters('social_login_redirect_to', $redirect_to);
$social_login_provider = $_REQUEST['social_login_provider'];
$dln_provider_identity_key = 'social_login_' . $social_login_provider . '_id';
$dln_provided_signature = $_REQUEST['social_login_signature'];
switch ($social_login_provider) {
case 'facebook':
$user_login = '';
$username = '';
$dln_provider_identity = '';
$dln_provider_identity_key = '';
$dln_email = '';
$dln_first_name = '';
$dln_last_name = '';
$dln_profile_url = '';
DLN_Like_Helpers::verify_signature($_REQUEST['social_login_access_token'], $dln_provided_signature, $redirect_to);
$fb_object = json_decode(DLN_Like_Helpers::curl_get_contents("https://graph.facebook.com/me?access_token=" . $_REQUEST['social_login_access_token']));
if (isset($fb_object->{'id'})) {
$dln_provider_identity = $fb_object->{'id'};
} else {
die($fb_object);
}
if (isset($fb_object->{'email'})) {
$dln_email = $fb_object->{'email'};
}
if (isset($fb_object->{'first_name'})) {
$dln_first_name = $fb_object->{'first_name'};
}
if (isset($fb_object->{'last_name'})) {
$dln_last_name = $fb_object->{'last_name'};
}
if (isset($fb_object->{'username'})) {
$username = $fb_object->{'username'};
}
if (isset($fb_object->{'link'})) {
$dln_profile_url = $fb_object->{'link'};
$dln_name = $dln_first_name . ' ' . $dln_last_name;
$user_login = $username ? strtolower($username) : $dln_email;
}
break;
}
// Cookies used to display welcome message if already signed in recently using some provider
setcookie("social_login_current_provider", $social_login_provider, time() + 3600, SITECOOKIEPATH, COOKIE_DOMAIN, false, true);
// Get user by meta
$user_id = DLN_Like_Helpers::get_user_by_meta($dln_provider_identity_key, $dln_provider_identity);
if ($user_id) {
$user_data = get_userdata($user_id);
$user_login = $user_data->user_login;
} elseif ($user_id = email_exists($dln_email)) {
// User not found by provider identity, check by email
// update fbid metadata
update_user_meta($user_id, $dln_provider_identity_key, $dln_provider_identity);
$user_data = get_userdata($user_id);
$user_login = $user_data->user_login;
} else {
// Create new user and associate provider identity
if (username_exists($user_login)) {
$user_login = apply_filters('social_login_username_exists', strtolower("dln_" . md5($social_login_provider . $dln_provider_identity)));
}
$userdata = array('user_login' => $user_login, 'user_email' => $dln_email, 'first_name' => $dln_first_name, 'last_name' => $dln_last_name, 'user_url' => $dln_profile_url, 'user_pass' => wp_generate_password());
// Create a new user
$user_id = wp_insert_user($userdata);
// update fbid metadata
if ($user_id && is_integer($user_id)) {
update_user_meta($user_id, $dln_provider_identity_key, $dln_provider_identity);
}
}
if ($user_id instanceof WP_Error) {
var_dump($user_id);
die;
}
if ($dln_provider_identity) {
$tbl_user = DLN_Class_Model_User::get_instance();
$exist_ui = $tbl_user->get_user($user_id);
$access_token = $_REQUEST['social_login_access_token'];
if (!$exist_ui) {
$tbl_user->add_user($user_id, $dln_provider_identity, $access_token);
}
}
wp_set_auth_cookie($user_id);
do_action('social_login_login', $user_login);
if ($is_ajax) {
echo '{"redirect":"' . $redirect_to . '"}';
} else {
wp_safe_redirect($redirect_to);
}
exit;
}
