Subversion-Projekte lars-tiefland.ci

/**
 * ### 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");
}));