hook for user deletion

dt-users/users.php

@@ -37,6 +37,8 @@ public function __construct() {
         add_filter( 'user_row_actions', [ $this, 'dt_edit_user_row_actions' ], 10, 2 );
         add_filter( 'manage_users_columns', [ $this, 'new_modify_user_table' ] );
         add_filter( 'manage_users_custom_column', [ $this, 'new_modify_user_table_row' ], 10, 3 );
+        add_action( 'delete_user', [ $this, 'user_deleted' ], 10, 1 );
+        add_action( 'remove_user_from_blog', [ $this, 'user_deleted' ], 10, 2 );
 
     }
 
@@ -608,4 +610,12 @@ public function new_modify_user_table_row( $val, $column_name, $user_id ) {
         }
         return $val;
     }
+
+
+    public function user_deleted( $user_id, $blog_id = null ){
+        $corresponds_to_contact = self::get_contact_for_user( $user_id );
+        if ( $corresponds_to_contact ){
+            delete_post_meta( $corresponds_to_contact, "corresponds_to_user" );
+        }
+    }
 }