Refactor file browser to use current_tree_path dynamically

Author: Nazar65

app/code/Magento/Cms/view/adminhtml/web/js/folder-tree.js

@@ -103,6 +103,13 @@ define([
                     }
                 };
 
+            $(window).on('reload.MediaGallery', function () {
+                tree.jstree('deselect_all');
+                tree.jstree('open_node', $('[data-id="' + window.MediabrowserUtility.pathId.replace(',,', '--') + '"]'), function () {
+                    tree.jstree('select_node',  $('[data-id="' + window.MediabrowserUtility.pathId.replace(',,', '--') + '"]'));
+                });
+            });
+
             recursiveOpen();
         },
 

lib/web/mage/adminhtml/browser.js

@@ -98,6 +98,7 @@ define([
          */
         setTargetElementId: function (options, url) {
             this.currentTreePath = url.match(/\/tree_path\/([\s\S].*?)(&|%26)/)[1];
+            this.pathId = url.match(/(&|\/|%26)current_tree_path(=|\/)([\s\S].*?)(\/|$)/)[3];
             this.targetElementId = options && options.targetElementId ?
                 options.targetElementId
                 : url.match(/\/target_element_id\/([\s\S].*?)\//)[1];