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/**
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* ### Unique plugin
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*
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* Enforces that no nodes with the same name can coexist as siblings.
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*/
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/*globals jQuery, define, exports, require */
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(function (factory) {
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"use strict";
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if (typeof define === 'function' && define.amd) {
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define('jstree.unique', ['jquery','jstree'], factory);
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}
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else if(typeof exports === 'object') {
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factory(require('jquery'), require('jstree'));
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}
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else {
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factory(jQuery, jQuery.jstree);
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}
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}(function ($, jstree, undefined) {
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"use strict";
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if($.jstree.plugins.unique) { return; }
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/**
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* stores all defaults for the unique plugin
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* @name $.jstree.defaults.unique
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* @plugin unique
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*/
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$.jstree.defaults.unique = {
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/**
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* Indicates if the comparison should be case sensitive. Default is `false`.
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* @name $.jstree.defaults.unique.case_sensitive
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* @plugin unique
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*/
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case_sensitive : false,
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/**
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* A callback executed in the instance's scope when a new node is created and the name is already taken, the two arguments are the conflicting name and the counter. The default will produce results like `New node (2)`.
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* @name $.jstree.defaults.unique.duplicate
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* @plugin unique
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*/
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duplicate : function (name, counter) {
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return name + ' (' + counter + ')';
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}
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};
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$.jstree.plugins.unique = function (options, parent) {
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this.check = function (chk, obj, par, pos, more) {
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if(parent.check.call(this, chk, obj, par, pos, more) === false) { return false; }
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obj = obj && obj.id ? obj : this.get_node(obj);
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par = par && par.id ? par : this.get_node(par);
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if(!par || !par.children) { return true; }
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var n = chk === "rename_node" ? pos : obj.text,
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c = [],
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s = this.settings.unique.case_sensitive,
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m = this._model.data, i, j;
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for(i = 0, j = par.children.length; i < j; i++) {
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c.push(s ? m[par.children[i]].text : m[par.children[i]].text.toLowerCase());
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}
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if(!s) { n = n.toLowerCase(); }
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switch(chk) {
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case "delete_node":
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return true;
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case "rename_node":
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i = ($.inArray(n, c) === -1 || (obj.text && obj.text[ s ? 'toString' : 'toLowerCase']() === n));
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if(!i) {
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this._data.core.last_error = { 'error' : 'check', 'plugin' : 'unique', 'id' : 'unique_01', 'reason' : 'Child with name ' + n + ' already exists. Preventing: ' + chk, 'data' : JSON.stringify({ 'chk' : chk, 'pos' : pos, 'obj' : obj && obj.id ? obj.id : false, 'par' : par && par.id ? par.id : false }) };
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}
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return i;
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case "create_node":
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i = ($.inArray(n, c) === -1);
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if(!i) {
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this._data.core.last_error = { 'error' : 'check', 'plugin' : 'unique', 'id' : 'unique_04', 'reason' : 'Child with name ' + n + ' already exists. Preventing: ' + chk, 'data' : JSON.stringify({ 'chk' : chk, 'pos' : pos, 'obj' : obj && obj.id ? obj.id : false, 'par' : par && par.id ? par.id : false }) };
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}
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return i;
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case "copy_node":
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i = ($.inArray(n, c) === -1);
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if(!i) {
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this._data.core.last_error = { 'error' : 'check', 'plugin' : 'unique', 'id' : 'unique_02', 'reason' : 'Child with name ' + n + ' already exists. Preventing: ' + chk, 'data' : JSON.stringify({ 'chk' : chk, 'pos' : pos, 'obj' : obj && obj.id ? obj.id : false, 'par' : par && par.id ? par.id : false }) };
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}
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return i;
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case "move_node":
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i = ( (obj.parent === par.id && (!more || !more.is_multi)) || $.inArray(n, c) === -1);
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if(!i) {
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this._data.core.last_error = { 'error' : 'check', 'plugin' : 'unique', 'id' : 'unique_03', 'reason' : 'Child with name ' + n + ' already exists. Preventing: ' + chk, 'data' : JSON.stringify({ 'chk' : chk, 'pos' : pos, 'obj' : obj && obj.id ? obj.id : false, 'par' : par && par.id ? par.id : false }) };
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}
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return i;
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}
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return true;
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};
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this.create_node = function (par, node, pos, callback, is_loaded) {
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if(!node || node.text === undefined) {
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if(par === null) {
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par = $.jstree.root;
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}
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par = this.get_node(par);
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if(!par) {
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return parent.create_node.call(this, par, node, pos, callback, is_loaded);
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}
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pos = pos === undefined ? "last" : pos;
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if(!pos.toString().match(/^(before|after)$/) && !is_loaded && !this.is_loaded(par)) {
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return parent.create_node.call(this, par, node, pos, callback, is_loaded);
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}
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if(!node) { node = {}; }
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var tmp, n, dpc, i, j, m = this._model.data, s = this.settings.unique.case_sensitive, cb = this.settings.unique.duplicate;
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n = tmp = this.get_string('New node');
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dpc = [];
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for(i = 0, j = par.children.length; i < j; i++) {
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dpc.push(s ? m[par.children[i]].text : m[par.children[i]].text.toLowerCase());
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}
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i = 1;
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while($.inArray(s ? n : n.toLowerCase(), dpc) !== -1) {
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n = cb.call(this, tmp, (++i)).toString();
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}
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node.text = n;
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}
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return parent.create_node.call(this, par, node, pos, callback, is_loaded);
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};
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};
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// include the unique plugin by default
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// $.jstree.defaults.plugins.push("unique");
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}));
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