mirror of https://github.com/gorhill/uBlock.git
120 lines
4.1 KiB
JavaScript
120 lines
4.1 KiB
JavaScript
/*******************************************************************************
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uBlock Origin Lite - a comprehensive, MV3-compliant content blocker
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Copyright (C) 2022-present Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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/* jshint esversion:11 */
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'use strict';
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/******************************************************************************/
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export const browser =
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self.browser instanceof Object &&
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self.browser instanceof Element === false
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? self.browser
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: self.chrome;
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export const dnr = browser.declarativeNetRequest;
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export const i18n = browser.i18n;
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export const runtime = browser.runtime;
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/******************************************************************************/
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// The extension's service worker can be evicted at any time, so when we
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// send a message, we try a few more times when the message fails to be sent.
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export function sendMessage(msg) {
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return new Promise((resolve, reject) => {
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let i = 5;
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const send = ( ) => {
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runtime.sendMessage(msg).then(response => {
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resolve(response);
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}).catch(reason => {
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i -= 1;
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if ( i <= 0 ) {
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reject(reason);
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} else {
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setTimeout(send, 200);
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}
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});
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};
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send();
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});
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}
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/******************************************************************************/
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export async function localRead(key) {
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if ( browser.storage instanceof Object === false ) { return; }
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if ( browser.storage.local instanceof Object === false ) { return; }
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try {
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const bin = await browser.storage.local.get(key);
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if ( bin instanceof Object === false ) { return; }
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return bin[key] ?? undefined;
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} catch(ex) {
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}
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}
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export async function localWrite(key, value) {
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if ( browser.storage instanceof Object === false ) { return; }
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if ( browser.storage.local instanceof Object === false ) { return; }
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return browser.storage.local.set({ [key]: value });
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}
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export async function localRemove(key) {
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if ( browser.storage instanceof Object === false ) { return; }
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if ( browser.storage.local instanceof Object === false ) { return; }
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return browser.storage.local.remove(key);
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}
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/******************************************************************************/
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export async function sessionRead(key) {
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if ( browser.storage instanceof Object === false ) { return; }
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if ( browser.storage.session instanceof Object === false ) { return; }
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try {
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const bin = await browser.storage.session.get(key);
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if ( bin instanceof Object === false ) { return; }
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return bin[key] ?? undefined;
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} catch(ex) {
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}
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}
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export async function sessionWrite(key, value) {
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if ( browser.storage instanceof Object === false ) { return; }
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if ( browser.storage.session instanceof Object === false ) { return; }
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return browser.storage.session.set({ [key]: value });
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}
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/******************************************************************************/
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export async function adminRead(key) {
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if ( browser.storage instanceof Object === false ) { return; }
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if ( browser.storage.local instanceof Object === false ) { return; }
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try {
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const bin = await browser.storage.managed.get(key);
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if ( bin instanceof Object === false ) { return; }
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return bin[key] ?? undefined;
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} catch(ex) {
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}
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}
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/******************************************************************************/
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