gistfile1.txt

                function do_search(query) {

                    $('#material-slot').html('');
                    var tree = $("#warengruppen-tree").fancytree("getTree");
                    var rex = new RegExp(query, "i");
                    var found = [];
                    var hits = tree.filterNodes(
                        function(node) {
                            var matches = rex.test(node.data.searchable_text);
                            if (matches) {
                                found.push({materialnr: node.data.num, kreditor_sap_id: node.data.kreditor_sap_id});
                            }
                            return matches;
                        },
                        {autoExpand: true, leavesOnly: false});

                    /* update counter in UI */
                    $('#num-hits').text(hits + ' Treffer');
                    
                    $.ajax({
                        type: 'POST',
                        url:  'webshop-materialien', 
                        data: JSON.stringify({'materialnummern': found}),
                        contentType: 'application/json',
                        success: function(data) {
                            $('#material-slot').html(data);
                        }
                    });
                }
                
                
                
                
                                function clear_search() {
                    var tree = $("#warengruppen-tree").fancytree("getTree");
                    tree.clearFilter();
                    tree.visit(function(node){
                        node.setExpanded(false);
                    });
                    $('#num-hits').text('');
                    $('#material-slot').html('');
                }