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