From bf8eb1b8b967308ce675846591abc1847d090aaa Mon Sep 17 00:00:00 2001
From: Benjamin Renard <brenard@easter-eggs.com>
Date: Wed, 27 Mar 2019 18:02:04 +0100
Subject: [PATCH] Add LSauth :: afterLogout() trigger

---
 public_html/includes/class/class.LSauth.php    | 18 +++++++++++++++++-
 .../includes/class/class.LSauthMethod.php      | 12 ++++++++++++
 public_html/includes/class/class.LSsession.php | 14 +++++++++++---
 3 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/public_html/includes/class/class.LSauth.php b/public_html/includes/class/class.LSauth.php
index 021246ee..ba1b3231 100644
--- a/public_html/includes/class/class.LSauth.php
+++ b/public_html/includes/class/class.LSauth.php
@@ -104,7 +104,23 @@ class LSauth {
   * @retval void
   **/
   public static function logout() {
-     if (!is_null(self :: $provider)) {
+    if (!is_null(self :: $provider)) {
+      return self :: $provider -> logout();
+    }
+    LSerror :: addErrorCode('LSauth_06');
+    return;
+  }
+
+ /**
+  * After logout
+  *
+  * This method is run by LSsession after the local session was
+  * was successfully destroyed.
+  *
+  * @retval void
+  **/
+  public static function afterLogout() {
+    if (!is_null(self :: $provider)) {
       return self :: $provider -> logout();
     }
     LSerror :: addErrorCode('LSauth_06');
diff --git a/public_html/includes/class/class.LSauthMethod.php b/public_html/includes/class/class.LSauthMethod.php
index a61365d5..535db1ed 100644
--- a/public_html/includes/class/class.LSauthMethod.php
+++ b/public_html/includes/class/class.LSauthMethod.php
@@ -94,6 +94,18 @@ class LSauthMethod {
      return true;
   }
 
+ /**
+  * After logout
+  *
+  * This method is run by LSsession after the local session was
+  * was successfully destroyed.
+  *
+  * @retval void
+  **/
+  public static function afterLogout() {
+    return true;
+  }
+
   /**
    * Get LDAP credentials
    *
diff --git a/public_html/includes/class/class.LSsession.php b/public_html/includes/class/class.LSsession.php
index e2bb8b87..3a61a505 100644
--- a/public_html/includes/class/class.LSsession.php
+++ b/public_html/includes/class/class.LSsession.php
@@ -533,15 +533,23 @@ class LSsession {
       }
       
       if (isset($_GET['LSsession_logout'])) {
+        // Trigger LSauth logout
         LSauth :: logout();
-        session_destroy();
-        
+
+        // Delete temporaries files
         if (is_array($_SESSION['LSsession']['tmp_file'])) {
           self :: $tmp_file = $_SESSION['LSsession']['tmp_file'];
         }
         self :: deleteTmpFile();
+
+        // Destroy local session
         unset($_SESSION['LSsession']);
-        
+        session_destroy();
+
+        // Trigger LSauth after logout
+        LSauth :: afterLogout();
+
+        // Redirect user on home page
         self :: redirect('index.php');
         return;
       }