| 1 | /** |
| 2 | * Manages language items. |
| 3 | * |
| 4 | * @author Tim Duesterhus |
| 5 | * @copyright 2001-2018 WoltLab GmbH |
| 6 | * @license GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php> |
| 7 | * @module WoltLabSuite/Core/Language |
| 8 | */ |
| 9 | define(['Dictionary', './Template'], function(Dictionary, Template) { |
| 10 | "use strict"; |
| 11 | |
| 12 | var _languageItems = new Dictionary(); |
| 13 | |
| 14 | /** |
| 15 | * @exports WoltLabSuite/Core/Language |
| 16 | */ |
| 17 | var Language = { |
| 18 | /** |
| 19 | * Adds all the language items in the given object to the store. |
| 20 | * |
| 21 | * @param {Object.<string, string>} object |
| 22 | */ |
| 23 | addObject: function(object) { |
| 24 | _languageItems.merge(Dictionary.fromObject(object)); |
| 25 | }, |
| 26 | |
| 27 | /** |
| 28 | * Adds a single language item to the store. |
| 29 | * |
| 30 | * @param {string} key |
| 31 | * @param {string} value |
| 32 | */ |
| 33 | add: function(key, value) { |
| 34 | _languageItems.set(key, value); |
| 35 | }, |
| 36 | |
| 37 | /** |
| 38 | * Fetches the language item specified by the given key. |
| 39 | * If the language item is a string it will be evaluated as |
| 40 | * WoltLabSuite/Core/Template with the given parameters. |
| 41 | * |
| 42 | * @param {string} key Language item to return. |
| 43 | * @param {Object=} parameters Parameters to provide to WoltLabSuite/Core/Template. |
| 44 | * @return {string} |
| 45 | */ |
| 46 | get: function(key, parameters) { |
| 47 | if (!parameters) parameters = { }; |
| 48 | |
| 49 | var value = _languageItems.get(key); |
| 50 | |
| 51 | if (value === undefined) { |
| 52 | return key; |
| 53 | } |
| 54 | |
| 55 | // fetch Template, as it cannot be provided because of a circular dependency |
| 56 | if (Template === undefined) Template = require('WoltLabSuite/Core/Template'); |
| 57 | |
| 58 | if (typeof value === 'string') { |
| 59 | // lazily convert to WCF.Template |
| 60 | try { |
| 61 | _languageItems.set(key, new Template(value)); |
| 62 | } |
| 63 | catch (e) { |
| 64 | _languageItems.set(key, new Template('{literal}' + value.replace(/\{\/literal\}/g, '{/literal}{ldelim}/literal}{literal}') + '{/literal}')); |
| 65 | } |
| 66 | value = _languageItems.get(key); |
| 67 | } |
| 68 | |
| 69 | if (value instanceof Template) { |
| 70 | value = value.fetch(parameters); |
| 71 | } |
| 72 | |
| 73 | return value; |
| 74 | } |
| 75 | }; |
| 76 | |
| 77 | return Language; |
| 78 | }); |