--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/default/assets/vendors/theme-widgets/vendor/mute/facebook/example/server-side-logout.php	Sat May 31 09:21:51 2025 +0800
@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * Logging Users out of your App
+ *
+ * @author Xavier Barbosa
+ * @since 13 February, 2013
+ * @link https://developers.facebook.com/docs/howtos/login/server-side-logout/
+ **/
+
+use Mute\Facebook\App;
+
+/**
+ * Default params
+ **/
+
+$app_id = "YOUR_APP_ID";
+$app_secret = "YOUR_APP_SECRET";
+$my_url = "YOUR_LOGOUT_URL";
+
+session_start();
+
+/**
+ * The process
+ **/
+
+$app = new App($app_id, $app_secret);
+
+
+$code = $_REQUEST["code"];
+
+if($_SESSION['state'] && ($_SESSION['state'] === $_REQUEST['state'])) {
+    $params = $app->getOAuth()->getAccessToken($code);
+    $_SESSION['access_token'] = $params['access_token'];
+
+    $user = $app->get('me', array(
+        'access_token' => $params['access_token'],
+    ));
+    echo("Hello " . $user->name);
+
+    // Logout button code added below
+    echo "<br><a href='logout.php'>Click to log out</a>";
+}
+else {
+    echo("The state does not match. You may be a victim of CSRF.");
+    die;
+}
+
+$token = $_SESSION["access_token"];
+if($token) {
+    $result = $app->delete('me/permissions', array(
+        'access_token' => $token,
+    ));
+    if($result) {
+       session_destroy();
+       echo "User is now logged out.";
+    }
+} else {
+  echo("User already logged out.");
+}