| /* Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| var l10n = l10n || {}; |
| |
| /** |
| * Localize an element by setting its innerText according to the specified tag |
| * and an optional set of substitutions. |
| * @param {Element} element The element to localize. |
| * @param {string} tag The localization tag. |
| * @param {(string|Array)=} opt_substitutions An optional set of substitution |
| * strings corresponding to the "placeholders" attributes in messages.json. |
| * @param {boolean=} opt_asHtml If true, set innerHTML instead of innerText. |
| * This parameter should be used with caution. |
| * @return {boolean} True if the localization was successful; false otherwise. |
| */ |
| l10n.localizeElementFromTag = function(element, tag, opt_substitutions, |
| opt_asHtml) { |
| var translation = chrome.i18n.getMessage(tag, opt_substitutions); |
| if (!translation) { |
| console.error('Missing translation for "' + tag + '":', element); |
| translation = tag; // Make errors more obvious |
| } |
| if (opt_asHtml) { |
| element.innerHTML = translation; |
| } else { |
| element.innerText = translation; |
| } |
| return translation != null; |
| }; |
| |
| /** |
| * Localize an element by setting its innerText according to its i18n-content |
| * attribute, and an optional set of substitutions. |
| * @param {Element} element The element to localize. |
| * @param {(string|Array)=} opt_substitutions An optional set of substitution |
| * strings corresponding to the "placeholders" attributes in messages.json. |
| * @param {boolean=} opt_asHtml If true, set innerHTML instead of innerText. |
| * This parameter should be used with caution. |
| * @return {boolean} True if the localization was successful; false otherwise. |
| */ |
| l10n.localizeElement = function(element, opt_substitutions, opt_asHtml) { |
| var tag = element.getAttribute('i18n-content'); |
| return l10n.localizeElementFromTag(element, tag, opt_substitutions, |
| opt_asHtml); |
| }; |
| |
| /** |
| * Localize all tags with the i18n-content attribute, using i18n-data-n |
| * attributes to specify any placeholder substitutions. |
| * |
| * Because we use i18n-value attributes to implement translations of rich |
| * content (including paragraphs with hyperlinks), we localize these as |
| * HTML iff there are any substitutions. |
| */ |
| l10n.localize = function() { |
| var elements = document.querySelectorAll('[i18n-content]'); |
| for (var i = 0; i < elements.length; ++i) { |
| /** @type {Element} */ var element = elements[i]; |
| var substitutions = []; |
| for (var j = 1; j < 9; ++j) { |
| var value = 'i18n-value-' + j; |
| var valueName = 'i18n-value-name-' + j; |
| if (element.hasAttribute(value)) { |
| substitutions.push(element.getAttribute(value)); |
| } else if (element.hasAttribute(valueName)) { |
| var name = element.getAttribute(valueName); |
| var translation = chrome.i18n.getMessage(name); |
| if (translation) { |
| substitutions.push(translation); |
| } else { |
| console.error('Missing translation for substitution: ' + name); |
| substitutions.push(name); |
| } |
| } else { |
| break; |
| } |
| } |
| l10n.localizeElement(element, substitutions, substitutions.length != 0); |
| // Localize tool-tips |
| // TODO(jamiewalch): Move this logic to the html document. |
| var editButton = document.getElementById('this-host-rename'); |
| editButton.title = chrome.i18n.getMessage(/*i18n-content*/'TOOLTIP_RENAME'); |
| } |
| }; |