forked from mirrors/gecko-dev
691543ee89
Automatic changes by ESLint, except for manual corrections for .xml files. Differential Revision: https://phabricator.services.mozilla.com/D4439 --HG-- extra : moz-landing-system : lando
339 lines
11 KiB
JavaScript
339 lines
11 KiB
JavaScript
/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* import-globals-from ../../../toolkit/content/preferencesBindings.js */
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ChromeUtils.import("resource://gre/modules/Services.jsm");
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Preferences.addAll([
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{ id: "intl.accept_languages", type: "wstring" },
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{ id: "pref.browser.language.disable_button.up", type: "bool" },
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{ id: "pref.browser.language.disable_button.down", type: "bool" },
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{ id: "pref.browser.language.disable_button.remove", type: "bool" },
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{ id: "privacy.spoof_english", type: "int" },
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]);
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var gLanguagesDialog = {
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_availableLanguagesList: [],
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_acceptLanguages: { },
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_selectedItemID: null,
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onLoad() {
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Preferences.get("intl.accept_languages").on("change",
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() => this._readAcceptLanguages().catch(Cu.reportError));
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if (!this._availableLanguagesList.length) {
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document.mozSubdialogReady = this._loadAvailableLanguages();
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}
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},
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get _activeLanguages() {
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return document.getElementById("activeLanguages");
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},
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get _availableLanguages() {
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return document.getElementById("availableLanguages");
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},
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async _loadAvailableLanguages() {
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// This is a parser for: resource://gre/res/language.properties
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// The file is formatted like so:
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// ab[-cd].accept=true|false
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// ab = language
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// cd = region
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var bundleAccepted = document.getElementById("bundleAccepted");
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function LocaleInfo(aLocaleName, aLocaleCode, aIsVisible) {
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this.name = aLocaleName;
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this.code = aLocaleCode;
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this.isVisible = aIsVisible;
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}
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// 1) Read the available languages out of language.properties
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let localeCodes = [];
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let localeValues = [];
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for (let currString of bundleAccepted.strings) {
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var property = currString.key.split("."); // ab[-cd].accept
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if (property[1] == "accept") {
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localeCodes.push(property[0]);
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localeValues.push(currString.value);
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}
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}
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let localeNames = Services.intl.getLocaleDisplayNames(undefined, localeCodes);
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for (let i in localeCodes) {
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let isVisible = localeValues[i] == "true" &&
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(!(localeCodes[i] in this._acceptLanguages) || !this._acceptLanguages[localeCodes[i]]);
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let li = new LocaleInfo(localeNames[i], localeCodes[i], isVisible);
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this._availableLanguagesList.push(li);
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}
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await this._buildAvailableLanguageList();
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await this._readAcceptLanguages();
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},
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async _buildAvailableLanguageList() {
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var availableLanguagesPopup = document.getElementById("availableLanguagesPopup");
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while (availableLanguagesPopup.hasChildNodes())
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availableLanguagesPopup.firstChild.remove();
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let frag = document.createDocumentFragment();
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// Load the UI with the data
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for (var i = 0; i < this._availableLanguagesList.length; ++i) {
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let locale = this._availableLanguagesList[i];
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let localeCode = locale.code;
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if (locale.isVisible &&
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(!(localeCode in this._acceptLanguages) || !this._acceptLanguages[localeCode])) {
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var menuitem = document.createXULElement("menuitem");
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menuitem.id = localeCode;
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document.l10n.setAttributes(menuitem, "languages-code-format", {
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locale: locale.name,
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code: localeCode,
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});
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frag.appendChild(menuitem);
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}
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}
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await document.l10n.translateFragment(frag);
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// Sort the list of languages by name
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let comp = new Services.intl.Collator(undefined, {
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usage: "sort",
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});
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let items = Array.from(frag.children);
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items.sort((a, b) => {
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return comp.compare(a.getAttribute("label"), b.getAttribute("label"));
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});
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// Re-append items in the correct order:
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items.forEach(item => frag.appendChild(item));
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availableLanguagesPopup.appendChild(frag);
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this._availableLanguages.setAttribute("label", this._availableLanguages.getAttribute("placeholder"));
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},
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async _readAcceptLanguages() {
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while (this._activeLanguages.hasChildNodes())
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this._activeLanguages.firstChild.remove();
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var selectedIndex = 0;
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var preference = Preferences.get("intl.accept_languages");
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if (preference.value == "")
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return;
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var languages = preference.value.toLowerCase().split(/\s*,\s*/);
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for (var i = 0; i < languages.length; ++i) {
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var listitem = document.createXULElement("richlistitem");
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var label = document.createXULElement("label");
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listitem.appendChild(label);
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listitem.id = languages[i];
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if (languages[i] == this._selectedItemID)
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selectedIndex = i;
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this._activeLanguages.appendChild(listitem);
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var localeName = this._getLocaleName(languages[i]);
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document.l10n.setAttributes(label, "languages-active-code-format", {
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locale: localeName,
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code: languages[i],
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});
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// Hash this language as an "Active" language so we don't
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// show it in the list that can be added.
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this._acceptLanguages[languages[i]] = true;
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}
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// We're forcing an early localization here because otherwise
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// the initial sizing of the dialog will happen before it and
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// result in overflow.
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await document.l10n.translateFragment(this._activeLanguages);
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if (this._activeLanguages.childNodes.length > 0) {
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this._activeLanguages.ensureIndexIsVisible(selectedIndex);
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this._activeLanguages.selectedIndex = selectedIndex;
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}
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// Update states of accept-language list and buttons according to
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// privacy.resistFingerprinting and privacy.spoof_english.
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this.readSpoofEnglish();
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},
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onAvailableLanguageSelect() {
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var availableLanguages = this._availableLanguages;
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var addButton = document.getElementById("addButton");
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addButton.disabled = availableLanguages.disabled ||
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availableLanguages.selectedIndex < 0;
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this._availableLanguages.removeAttribute("accesskey");
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},
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addLanguage() {
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var selectedID = this._availableLanguages.selectedItem.id;
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var preference = Preferences.get("intl.accept_languages");
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var arrayOfPrefs = preference.value.toLowerCase().split(/\s*,\s*/);
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for (var i = 0; i < arrayOfPrefs.length; ++i ) {
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if (arrayOfPrefs[i] == selectedID)
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return;
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}
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this._selectedItemID = selectedID;
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if (preference.value == "")
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preference.value = selectedID;
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else {
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arrayOfPrefs.unshift(selectedID);
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preference.value = arrayOfPrefs.join(",");
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}
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this._acceptLanguages[selectedID] = true;
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this._availableLanguages.selectedItem = null;
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// Rebuild the available list with the added item removed...
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this._buildAvailableLanguageList().catch(Cu.reportError);
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},
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removeLanguage() {
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// Build the new preference value string.
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var languagesArray = [];
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for (var i = 0; i < this._activeLanguages.childNodes.length; ++i) {
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var item = this._activeLanguages.childNodes[i];
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if (!item.selected)
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languagesArray.push(item.id);
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else
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this._acceptLanguages[item.id] = false;
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}
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var string = languagesArray.join(",");
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// Get the item to select after the remove operation completes.
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var selection = this._activeLanguages.selectedItems;
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var lastSelected = selection[selection.length - 1];
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var selectItem = lastSelected.nextSibling || lastSelected.previousSibling;
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selectItem = selectItem ? selectItem.id : null;
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this._selectedItemID = selectItem;
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// Update the preference and force a UI rebuild
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var preference = Preferences.get("intl.accept_languages");
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preference.value = string;
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this._buildAvailableLanguageList().catch(Cu.reportError);
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},
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_getLocaleName(localeCode) {
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if (!this._availableLanguagesList.length)
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this._loadAvailableLanguages();
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for (var i = 0; i < this._availableLanguagesList.length; ++i) {
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if (localeCode == this._availableLanguagesList[i].code)
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return this._availableLanguagesList[i].name;
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}
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return "";
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},
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moveUp() {
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var selectedItem = this._activeLanguages.selectedItems[0];
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var previousItem = selectedItem.previousSibling;
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var string = "";
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for (var i = 0; i < this._activeLanguages.childNodes.length; ++i) {
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var item = this._activeLanguages.childNodes[i];
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string += (i == 0 ? "" : ",");
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if (item.id == previousItem.id)
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string += selectedItem.id;
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else if (item.id == selectedItem.id)
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string += previousItem.id;
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else
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string += item.id;
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}
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this._selectedItemID = selectedItem.id;
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// Update the preference and force a UI rebuild
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var preference = Preferences.get("intl.accept_languages");
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preference.value = string;
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},
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moveDown() {
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var selectedItem = this._activeLanguages.selectedItems[0];
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var nextItem = selectedItem.nextSibling;
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var string = "";
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for (var i = 0; i < this._activeLanguages.childNodes.length; ++i) {
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var item = this._activeLanguages.childNodes[i];
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string += (i == 0 ? "" : ",");
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if (item.id == nextItem.id)
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string += selectedItem.id;
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else if (item.id == selectedItem.id)
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string += nextItem.id;
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else
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string += item.id;
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}
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this._selectedItemID = selectedItem.id;
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// Update the preference and force a UI rebuild
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var preference = Preferences.get("intl.accept_languages");
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preference.value = string;
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},
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onLanguageSelect() {
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var upButton = document.getElementById("up");
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var downButton = document.getElementById("down");
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var removeButton = document.getElementById("remove");
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switch (this._activeLanguages.selectedCount) {
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case 0:
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upButton.disabled = downButton.disabled = removeButton.disabled = true;
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break;
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case 1:
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upButton.disabled = this._activeLanguages.selectedIndex == 0;
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downButton.disabled = this._activeLanguages.selectedIndex == this._activeLanguages.childNodes.length - 1;
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removeButton.disabled = false;
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break;
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default:
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upButton.disabled = true;
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downButton.disabled = true;
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removeButton.disabled = false;
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}
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},
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readSpoofEnglish() {
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var checkbox = document.getElementById("spoofEnglish");
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var resistFingerprinting = Services.prefs.getBoolPref("privacy.resistFingerprinting");
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if (!resistFingerprinting) {
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checkbox.hidden = true;
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return false;
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}
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var spoofEnglish = Preferences.get("privacy.spoof_english").value;
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var activeLanguages = this._activeLanguages;
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var availableLanguages = this._availableLanguages;
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checkbox.hidden = false;
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switch (spoofEnglish) {
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case 1: // don't spoof intl.accept_languages
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activeLanguages.disabled = false;
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activeLanguages.selectItem(activeLanguages.firstChild);
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availableLanguages.disabled = false;
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this.onAvailableLanguageSelect();
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return false;
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case 2: // spoof intl.accept_languages
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activeLanguages.clearSelection();
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activeLanguages.disabled = true;
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availableLanguages.disabled = true;
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this.onAvailableLanguageSelect();
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return true;
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default: // will prompt for spoofing intl.accept_languages if resisting fingerprinting
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return false;
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}
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},
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writeSpoofEnglish() {
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return document.getElementById("spoofEnglish").checked ? 2 : 1;
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},
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};
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