yomichan/ext/bg/js/settings.js
2019-11-26 17:18:17 -05:00

853 lines
29 KiB
JavaScript

/*
* Copyright (C) 2016-2017 Alex Yatskov <alex@foosoft.net>
* Author: Alex Yatskov <alex@foosoft.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
async function getOptionsArray() {
const optionsFull = await apiOptionsGetFull();
return optionsFull.profiles.map(profile => profile.options);
}
async function formRead(options) {
options.general.enable = $('#enable').prop('checked');
options.general.showGuide = $('#show-usage-guide').prop('checked');
options.general.compactTags = $('#compact-tags').prop('checked');
options.general.compactGlossaries = $('#compact-glossaries').prop('checked');
options.general.resultOutputMode = $('#result-output-mode').val();
options.general.debugInfo = $('#show-debug-info').prop('checked');
options.general.showAdvanced = $('#show-advanced-options').prop('checked');
options.general.maxResults = parseInt($('#max-displayed-results').val(), 10);
options.general.popupDisplayMode = $('#popup-display-mode').val();
options.general.popupHorizontalTextPosition = $('#popup-horizontal-text-position').val();
options.general.popupVerticalTextPosition = $('#popup-vertical-text-position').val();
options.general.popupWidth = parseInt($('#popup-width').val(), 10);
options.general.popupHeight = parseInt($('#popup-height').val(), 10);
options.general.popupHorizontalOffset = parseInt($('#popup-horizontal-offset').val(), 0);
options.general.popupVerticalOffset = parseInt($('#popup-vertical-offset').val(), 10);
options.general.popupHorizontalOffset2 = parseInt($('#popup-horizontal-offset2').val(), 0);
options.general.popupVerticalOffset2 = parseInt($('#popup-vertical-offset2').val(), 10);
options.general.popupTheme = $('#popup-theme').val();
options.general.popupOuterTheme = $('#popup-outer-theme').val();
options.general.customPopupCss = $('#custom-popup-css').val();
options.general.customPopupOuterCss = $('#custom-popup-outer-css').val();
options.audio.enabled = $('#audio-playback-enabled').prop('checked');
options.audio.autoPlay = $('#auto-play-audio').prop('checked');
options.audio.volume = parseFloat($('#audio-playback-volume').val());
options.audio.customSourceUrl = $('#audio-custom-source').val();
options.audio.textToSpeechVoice = $('#text-to-speech-voice').val();
options.scanning.middleMouse = $('#middle-mouse-button-scan').prop('checked');
options.scanning.touchInputEnabled = $('#touch-input-enabled').prop('checked');
options.scanning.selectText = $('#select-matched-text').prop('checked');
options.scanning.alphanumeric = $('#search-alphanumeric').prop('checked');
options.scanning.autoHideResults = $('#auto-hide-results').prop('checked');
options.scanning.deepDomScan = $('#deep-dom-scan').prop('checked');
options.scanning.enablePopupSearch = $('#enable-search-within-first-popup').prop('checked');
options.scanning.enableOnPopupExpressions = $('#enable-scanning-of-popup-expressions').prop('checked');
options.scanning.enableOnSearchPage = $('#enable-scanning-on-search-page').prop('checked');
options.scanning.delay = parseInt($('#scan-delay').val(), 10);
options.scanning.length = parseInt($('#scan-length').val(), 10);
options.scanning.modifier = $('#scan-modifier-key').val();
options.scanning.popupNestingMaxDepth = parseInt($('#popup-nesting-max-depth').val(), 10);
options.parsing.enableScanningParser = $('#parsing-scan-enable').prop('checked');
options.parsing.enableMecabParser = $('#parsing-mecab-enable').prop('checked');
options.parsing.readingMode = $('#parsing-reading-mode').val();
const optionsAnkiEnableOld = options.anki.enable;
options.anki.enable = $('#anki-enable').prop('checked');
options.anki.tags = utilBackgroundIsolate($('#card-tags').val().split(/[,; ]+/));
options.anki.sentenceExt = parseInt($('#sentence-detection-extent').val(), 10);
options.anki.server = $('#interface-server').val();
options.anki.screenshot.format = $('#screenshot-format').val();
options.anki.screenshot.quality = parseInt($('#screenshot-quality').val(), 10);
options.anki.fieldTemplates = $('#field-templates').val();
if (optionsAnkiEnableOld && !ankiErrorShown()) {
options.anki.terms.deck = $('#anki-terms-deck').val();
options.anki.terms.model = $('#anki-terms-model').val();
options.anki.terms.fields = utilBackgroundIsolate(ankiFieldsToDict($('#terms .anki-field-value')));
options.anki.kanji.deck = $('#anki-kanji-deck').val();
options.anki.kanji.model = $('#anki-kanji-model').val();
options.anki.kanji.fields = utilBackgroundIsolate(ankiFieldsToDict($('#kanji .anki-field-value')));
}
}
async function formWrite(options) {
$('#enable').prop('checked', options.general.enable);
$('#show-usage-guide').prop('checked', options.general.showGuide);
$('#compact-tags').prop('checked', options.general.compactTags);
$('#compact-glossaries').prop('checked', options.general.compactGlossaries);
$('#result-output-mode').val(options.general.resultOutputMode);
$('#show-debug-info').prop('checked', options.general.debugInfo);
$('#show-advanced-options').prop('checked', options.general.showAdvanced);
$('#max-displayed-results').val(options.general.maxResults);
$('#popup-display-mode').val(options.general.popupDisplayMode);
$('#popup-horizontal-text-position').val(options.general.popupHorizontalTextPosition);
$('#popup-vertical-text-position').val(options.general.popupVerticalTextPosition);
$('#popup-width').val(options.general.popupWidth);
$('#popup-height').val(options.general.popupHeight);
$('#popup-horizontal-offset').val(options.general.popupHorizontalOffset);
$('#popup-vertical-offset').val(options.general.popupVerticalOffset);
$('#popup-horizontal-offset2').val(options.general.popupHorizontalOffset2);
$('#popup-vertical-offset2').val(options.general.popupVerticalOffset2);
$('#popup-theme').val(options.general.popupTheme);
$('#popup-outer-theme').val(options.general.popupOuterTheme);
$('#custom-popup-css').val(options.general.customPopupCss);
$('#custom-popup-outer-css').val(options.general.customPopupOuterCss);
$('#audio-playback-enabled').prop('checked', options.audio.enabled);
$('#auto-play-audio').prop('checked', options.audio.autoPlay);
$('#audio-playback-volume').val(options.audio.volume);
$('#audio-custom-source').val(options.audio.customSourceUrl);
$('#text-to-speech-voice').val(options.audio.textToSpeechVoice).attr('data-value', options.audio.textToSpeechVoice);
$('#middle-mouse-button-scan').prop('checked', options.scanning.middleMouse);
$('#touch-input-enabled').prop('checked', options.scanning.touchInputEnabled);
$('#select-matched-text').prop('checked', options.scanning.selectText);
$('#search-alphanumeric').prop('checked', options.scanning.alphanumeric);
$('#auto-hide-results').prop('checked', options.scanning.autoHideResults);
$('#deep-dom-scan').prop('checked', options.scanning.deepDomScan);
$('#enable-search-within-first-popup').prop('checked', options.scanning.enablePopupSearch);
$('#enable-scanning-of-popup-expressions').prop('checked', options.scanning.enableOnPopupExpressions);
$('#enable-scanning-on-search-page').prop('checked', options.scanning.enableOnSearchPage);
$('#scan-delay').val(options.scanning.delay);
$('#scan-length').val(options.scanning.length);
$('#scan-modifier-key').val(options.scanning.modifier);
$('#popup-nesting-max-depth').val(options.scanning.popupNestingMaxDepth);
$('#parsing-scan-enable').prop('checked', options.parsing.enableScanningParser);
$('#parsing-mecab-enable').prop('checked', options.parsing.enableMecabParser);
$('#parsing-reading-mode').val(options.parsing.readingMode);
$('#anki-enable').prop('checked', options.anki.enable);
$('#card-tags').val(options.anki.tags.join(' '));
$('#sentence-detection-extent').val(options.anki.sentenceExt);
$('#interface-server').val(options.anki.server);
$('#screenshot-format').val(options.anki.screenshot.format);
$('#screenshot-quality').val(options.anki.screenshot.quality);
$('#field-templates').val(options.anki.fieldTemplates);
onAnkiTemplatesValidateCompile();
await onDictionaryOptionsChanged(options);
try {
await ankiDeckAndModelPopulate(options);
} catch (e) {
ankiErrorShow(e);
}
formUpdateVisibility(options);
}
function formSetupEventListeners() {
$('input, select, textarea').not('.anki-model').not('.ignore-form-changes *').change((e) => onFormOptionsChanged(e));
$('.anki-model').change((e) => onAnkiModelChanged(e));
}
function formUpdateVisibility(options) {
document.documentElement.dataset.optionsAnkiEnable = `${!!options.anki.enable}`;
document.documentElement.dataset.optionsGeneralDebugInfo = `${!!options.general.debugInfo}`;
document.documentElement.dataset.optionsGeneralShowAdvanced = `${!!options.general.showAdvanced}`;
document.documentElement.dataset.optionsGeneralResultOutputMode = `${options.general.resultOutputMode}`;
if (options.general.debugInfo) {
const temp = utilIsolate(options);
temp.anki.fieldTemplates = '...';
const text = JSON.stringify(temp, null, 4);
$('#debug').text(text);
}
}
async function onFormOptionsChanged(e) {
if (!e.originalEvent && !e.isTrigger) {
return;
}
const optionsContext = getOptionsContext();
const options = await apiOptionsGet(optionsContext);
const optionsAnkiEnableOld = options.anki.enable;
const optionsAnkiServerOld = options.anki.server;
await formRead(options);
await settingsSaveOptions();
formUpdateVisibility(options);
try {
const ankiUpdated =
options.anki.enable !== optionsAnkiEnableOld ||
options.anki.server !== optionsAnkiServerOld;
if (ankiUpdated) {
ankiSpinnerShow(true);
await ankiDeckAndModelPopulate(options);
ankiErrorShow();
}
} catch (error) {
ankiErrorShow(error);
} finally {
ankiSpinnerShow(false);
}
}
async function onReady() {
showExtensionInformation();
formSetupEventListeners();
appearanceInitialize();
await audioSettingsInitialize();
await profileOptionsSetup();
await dictSettingsInitialize();
ankiTemplatesInitialize();
storageInfoInitialize();
chrome.runtime.onMessage.addListener(onMessage);
}
$(document).ready(() => onReady());
/*
* Page exit prevention
*/
class PageExitPrevention {
constructor() {
}
start() {
PageExitPrevention._addInstance(this);
}
end() {
PageExitPrevention._removeInstance(this);
}
static _addInstance(instance) {
const size = PageExitPrevention._instances.size;
PageExitPrevention._instances.set(instance, true);
if (size === 0) {
window.addEventListener('beforeunload', PageExitPrevention._onBeforeUnload);
}
}
static _removeInstance(instance) {
if (
PageExitPrevention._instances.delete(instance) &&
PageExitPrevention._instances.size === 0
) {
window.removeEventListener('beforeunload', PageExitPrevention._onBeforeUnload);
}
}
static _onBeforeUnload(e) {
if (PageExitPrevention._instances.size === 0) {
return;
}
e.preventDefault();
e.returnValue = '';
return '';
}
}
PageExitPrevention._instances = new Map();
/*
* Appearance
*/
function appearanceInitialize() {
let previewVisible = false;
$('#settings-popup-preview-button').on('click', () => {
if (previewVisible) { return; }
showAppearancePreview();
previewVisible = true;
});
}
function showAppearancePreview() {
const container = $('#settings-popup-preview-container');
const buttonContainer = $('#settings-popup-preview-button-container');
const settings = $('#settings-popup-preview-settings');
const text = $('#settings-popup-preview-text');
const customCss = $('#custom-popup-css');
const customOuterCss = $('#custom-popup-outer-css');
const frame = document.createElement('iframe');
frame.src = '/bg/settings-popup-preview.html';
frame.id = 'settings-popup-preview-frame';
window.wanakana.bind(text[0]);
text.on('input', () => {
const action = 'setText';
const params = {text: text.val()};
frame.contentWindow.postMessage({action, params}, '*');
});
customCss.on('input', () => {
const action = 'setCustomCss';
const params = {css: customCss.val()};
frame.contentWindow.postMessage({action, params}, '*');
});
customOuterCss.on('input', () => {
const action = 'setCustomOuterCss';
const params = {css: customOuterCss.val()};
frame.contentWindow.postMessage({action, params}, '*');
});
container.append(frame);
buttonContainer.remove();
settings.css('display', '');
}
/*
* Audio
*/
let audioSourceUI = null;
async function audioSettingsInitialize() {
const optionsContext = getOptionsContext();
const options = await apiOptionsGet(optionsContext);
audioSourceUI = new AudioSourceUI.Container(options.audio.sources, $('.audio-source-list'), $('.audio-source-add'));
audioSourceUI.save = () => settingsSaveOptions();
textToSpeechInitialize();
}
function textToSpeechInitialize() {
if (typeof speechSynthesis === 'undefined') { return; }
speechSynthesis.addEventListener('voiceschanged', () => updateTextToSpeechVoices(), false);
updateTextToSpeechVoices();
$('#text-to-speech-voice-test').on('click', () => textToSpeechTest());
}
function updateTextToSpeechVoices() {
const voices = Array.prototype.map.call(speechSynthesis.getVoices(), (voice, index) => ({voice, index}));
voices.sort(textToSpeechVoiceCompare);
if (voices.length > 0) {
$('#text-to-speech-voice-container').css('display', '');
}
const select = $('#text-to-speech-voice');
select.empty();
select.append($('<option>').val('').text('None'));
for (const {voice} of voices) {
select.append($('<option>').val(voice.voiceURI).text(`${voice.name} (${voice.lang})`));
}
select.val(select.attr('data-value'));
}
function languageTagIsJapanese(languageTag) {
return (
languageTag.startsWith('ja-') ||
languageTag.startsWith('jpn-')
);
}
function textToSpeechVoiceCompare(a, b) {
const aIsJapanese = languageTagIsJapanese(a.voice.lang);
const bIsJapanese = languageTagIsJapanese(b.voice.lang);
if (aIsJapanese) {
if (!bIsJapanese) { return -1; }
} else {
if (bIsJapanese) { return 1; }
}
const aIsDefault = a.voice.default;
const bIsDefault = b.voice.default;
if (aIsDefault) {
if (!bIsDefault) { return -1; }
} else {
if (bIsDefault) { return 1; }
}
if (a.index < b.index) { return -1; }
if (a.index > b.index) { return 1; }
return 0;
}
function textToSpeechTest() {
try {
const text = $('#text-to-speech-voice-test').attr('data-speech-text') || '';
const voiceURI = $('#text-to-speech-voice').val();
const voice = audioGetTextToSpeechVoice(voiceURI);
if (voice === null) { return; }
const utterance = new SpeechSynthesisUtterance(text);
utterance.lang = 'ja-JP';
utterance.voice = voice;
utterance.volume = 1.0;
speechSynthesis.speak(utterance);
} catch (e) {
// NOP
}
}
/*
* Remote options updates
*/
function settingsGetSource() {
return new Promise((resolve) => {
chrome.tabs.getCurrent((tab) => resolve(`settings${tab ? tab.id : ''}`));
});
}
async function settingsSaveOptions() {
const source = await settingsGetSource();
await apiOptionsSave(source);
}
async function onOptionsUpdate({source}) {
const thisSource = await settingsGetSource();
if (source === thisSource) { return; }
const optionsContext = getOptionsContext();
const options = await apiOptionsGet(optionsContext);
await formWrite(options);
}
function onMessage({action, params}, sender, callback) {
switch (action) {
case 'optionsUpdate':
onOptionsUpdate(params);
break;
case 'getUrl':
callback({url: window.location.href});
break;
}
}
/*
* Anki
*/
function ankiSpinnerShow(show) {
const spinner = $('#anki-spinner');
if (show) {
spinner.show();
} else {
spinner.hide();
}
}
function ankiErrorShow(error) {
const dialog = $('#anki-error');
if (error) {
dialog.show().text(error);
}
else {
dialog.hide();
}
}
function ankiErrorShown() {
return $('#anki-error').is(':visible');
}
function ankiFieldsToDict(selection) {
const result = {};
selection.each((index, element) => {
result[$(element).data('field')] = $(element).val();
});
return result;
}
async function ankiDeckAndModelPopulate(options) {
const ankiFormat = $('#anki-format').hide();
const deckNames = await utilAnkiGetDeckNames();
const ankiDeck = $('.anki-deck');
ankiDeck.find('option').remove();
deckNames.sort().forEach(name => ankiDeck.append($('<option/>', {value: name, text: name})));
const modelNames = await utilAnkiGetModelNames();
const ankiModel = $('.anki-model');
ankiModel.find('option').remove();
modelNames.sort().forEach(name => ankiModel.append($('<option/>', {value: name, text: name})));
$('#anki-terms-deck').val(options.anki.terms.deck);
await ankiFieldsPopulate($('#anki-terms-model').val(options.anki.terms.model), options);
$('#anki-kanji-deck').val(options.anki.kanji.deck);
await ankiFieldsPopulate($('#anki-kanji-model').val(options.anki.kanji.model), options);
ankiFormat.show();
}
function ankiCreateFieldTemplate(name, value, markers) {
const template = document.querySelector('#anki-field-template').content;
const content = document.importNode(template, true).firstChild;
content.querySelector('.anki-field-name').textContent = name;
const field = content.querySelector('.anki-field-value');
field.dataset.field = name;
field.value = value;
content.querySelector('.anki-field-marker-list').appendChild(ankiGetFieldMarkersHtml(markers));
return content;
}
function ankiGetFieldMarkersHtml(markers, fragment) {
const template = document.querySelector('#anki-field-marker-template').content;
if (!fragment) {
fragment = new DocumentFragment();
}
for (const marker of markers) {
const markerNode = document.importNode(template, true).firstChild;
markerNode.querySelector('.marker-link').textContent = marker;
fragment.appendChild(markerNode);
}
return fragment;
}
function ankiGetFieldMarkers(type) {
switch (type) {
case 'terms':
return [
'audio',
'cloze-body',
'cloze-prefix',
'cloze-suffix',
'dictionary',
'expression',
'furigana',
'furigana-plain',
'glossary',
'glossary-brief',
'reading',
'screenshot',
'sentence',
'tags',
'url'
];
case 'kanji':
return [
'character',
'dictionary',
'glossary',
'kunyomi',
'onyomi',
'screenshot',
'sentence',
'tags',
'url'
];
default:
return [];
}
}
async function ankiFieldsPopulate(element, options) {
const modelName = element.val();
if (!modelName) {
return;
}
const tab = element.closest('.tab-pane');
const tabId = tab.attr('id');
const container = tab.find('tbody').empty();
const markers = ankiGetFieldMarkers(tabId);
for (const name of await utilAnkiGetModelFieldNames(modelName)) {
const value = options.anki[tabId].fields[name] || '';
const html = ankiCreateFieldTemplate(name, value, markers);
container.append($(html));
}
tab.find('.anki-field-value').change((e) => onFormOptionsChanged(e));
tab.find('.marker-link').click((e) => onAnkiMarkerClicked(e));
}
function onAnkiMarkerClicked(e) {
e.preventDefault();
const link = e.target;
$(link).closest('.input-group').find('.anki-field-value').val(`{${link.text}}`).trigger('change');
}
async function onAnkiModelChanged(e) {
try {
if (!e.originalEvent) {
return;
}
const element = $(this);
const tab = element.closest('.tab-pane');
const tabId = tab.attr('id');
const optionsContext = getOptionsContext();
const options = await apiOptionsGet(optionsContext);
await formRead(options);
options.anki[tabId].fields = utilBackgroundIsolate({});
await settingsSaveOptions();
ankiSpinnerShow(true);
await ankiFieldsPopulate(element, options);
ankiErrorShow();
} catch (error) {
ankiErrorShow(error);
} finally {
ankiSpinnerShow(false);
}
}
function onAnkiFieldTemplatesReset(e) {
e.preventDefault();
$('#field-template-reset-modal').modal('show');
}
async function onAnkiFieldTemplatesResetConfirm(e) {
try {
e.preventDefault();
$('#field-template-reset-modal').modal('hide');
const optionsContext = getOptionsContext();
const options = await apiOptionsGet(optionsContext);
const fieldTemplates = profileOptionsGetDefaultFieldTemplates();
options.anki.fieldTemplates = fieldTemplates;
$('#field-templates').val(fieldTemplates);
onAnkiTemplatesValidateCompile();
await settingsSaveOptions();
} catch (error) {
ankiErrorShow(error);
}
}
function ankiTemplatesInitialize() {
const markers = new Set(ankiGetFieldMarkers('terms').concat(ankiGetFieldMarkers('kanji')));
const fragment = ankiGetFieldMarkersHtml(markers);
const list = document.querySelector('#field-templates-list');
list.appendChild(fragment);
for (const node of list.querySelectorAll('.marker-link')) {
node.addEventListener('click', onAnkiTemplateMarkerClicked, false);
}
$('#field-templates').on('change', (e) => onAnkiTemplatesValidateCompile(e));
$('#field-template-render').on('click', (e) => onAnkiTemplateRender(e));
$('#field-templates-reset').on('click', (e) => onAnkiFieldTemplatesReset(e));
$('#field-templates-reset-confirm').on('click', (e) => onAnkiFieldTemplatesResetConfirm(e));
}
const ankiTemplatesValidateGetDefinition = (() => {
let cachedValue = null;
let cachedText = null;
return async (text, optionsContext) => {
if (cachedText !== text) {
const {definitions} = await apiTermsFind(text, {}, optionsContext);
if (definitions.length === 0) { return null; }
cachedValue = definitions[0];
cachedText = text;
}
return cachedValue;
};
})();
async function ankiTemplatesValidate(infoNode, field, mode, showSuccessResult, invalidateInput) {
const text = document.querySelector('#field-templates-preview-text').value || '';
const exceptions = [];
let result = `No definition found for ${text}`;
try {
const optionsContext = getOptionsContext();
const definition = await ankiTemplatesValidateGetDefinition(text, optionsContext);
if (definition !== null) {
const options = await apiOptionsGet(optionsContext);
result = await dictFieldFormat(field, definition, mode, options, exceptions);
}
} catch (e) {
exceptions.push(e);
}
const hasException = exceptions.length > 0;
infoNode.hidden = !(showSuccessResult || hasException);
infoNode.textContent = hasException ? exceptions.map(e => `${e}`).join('\n') : (showSuccessResult ? result : '');
infoNode.classList.toggle('text-danger', hasException);
if (invalidateInput) {
const input = document.querySelector('#field-templates');
input.classList.toggle('is-invalid', hasException);
}
}
function onAnkiTemplatesValidateCompile() {
const infoNode = document.querySelector('#field-template-compile-result');
ankiTemplatesValidate(infoNode, '{expression}', 'term-kanji', false, true);
}
function onAnkiTemplateMarkerClicked(e) {
e.preventDefault();
document.querySelector('#field-template-render-text').value = `{${e.target.textContent}}`;
}
function onAnkiTemplateRender(e) {
e.preventDefault();
const field = document.querySelector('#field-template-render-text').value;
const infoNode = document.querySelector('#field-template-render-result');
infoNode.hidden = true;
ankiTemplatesValidate(infoNode, field, 'term-kanji', true, false);
}
/*
* Storage
*/
function storageBytesToLabeledString(size) {
const base = 1000;
const labels = [' bytes', 'KB', 'MB', 'GB'];
let labelIndex = 0;
while (size >= base) {
size /= base;
++labelIndex;
}
const label = labelIndex === 0 ? `${size}` : size.toFixed(1);
return `${label}${labels[labelIndex]}`;
}
async function storageEstimate() {
try {
return (storageEstimate.mostRecent = await navigator.storage.estimate());
} catch (e) { }
return null;
}
storageEstimate.mostRecent = null;
async function isStoragePeristent() {
try {
return await navigator.storage.persisted();
} catch (e) { }
return false;
}
async function storageInfoInitialize() {
storagePersistInitialize();
const {browser, platform} = await apiGetEnvironmentInfo();
document.documentElement.dataset.browser = browser;
document.documentElement.dataset.operatingSystem = platform.os;
await storageShowInfo();
document.querySelector('#storage-refresh').addEventListener('click', () => storageShowInfo(), false);
}
async function storageUpdateStats() {
storageUpdateStats.isUpdating = true;
const estimate = await storageEstimate();
const valid = (estimate !== null);
if (valid) {
// Firefox reports usage as 0 when persistent storage is enabled.
const finite = (estimate.usage > 0 || !(await isStoragePeristent()));
if (finite) {
document.querySelector('#storage-usage').textContent = storageBytesToLabeledString(estimate.usage);
document.querySelector('#storage-quota').textContent = storageBytesToLabeledString(estimate.quota);
}
document.querySelector('#storage-use-finite').classList.toggle('storage-hidden', !finite);
document.querySelector('#storage-use-infinite').classList.toggle('storage-hidden', finite);
}
storageUpdateStats.isUpdating = false;
return valid;
}
storageUpdateStats.isUpdating = false;
async function storageShowInfo() {
storageSpinnerShow(true);
const valid = await storageUpdateStats();
document.querySelector('#storage-use').classList.toggle('storage-hidden', !valid);
document.querySelector('#storage-error').classList.toggle('storage-hidden', valid);
storageSpinnerShow(false);
}
function storageSpinnerShow(show) {
const spinner = $('#storage-spinner');
if (show) {
spinner.show();
} else {
spinner.hide();
}
}
async function storagePersistInitialize() {
if (!(navigator.storage && navigator.storage.persist)) {
// Not supported
return;
}
const info = document.querySelector('#storage-persist-info');
const button = document.querySelector('#storage-persist-button');
const checkbox = document.querySelector('#storage-persist-button-checkbox');
info.classList.remove('storage-hidden');
button.classList.remove('storage-hidden');
let persisted = await isStoragePeristent();
checkbox.checked = persisted;
button.addEventListener('click', async () => {
if (persisted) {
return;
}
let result = false;
try {
result = await navigator.storage.persist();
} catch (e) {
// NOP
}
if (result) {
persisted = true;
checkbox.checked = true;
storageShowInfo();
} else {
$('.storage-persist-fail-warning').removeClass('storage-hidden');
}
}, false);
}
/*
* Information
*/
function showExtensionInformation() {
const node = document.getElementById('extension-info');
if (node === null) { return; }
const manifest = chrome.runtime.getManifest();
node.textContent = `${manifest.name} v${manifest.version}`;
}