further separate platform-specific code
Raymond Hill
10 years ago
committed by
gorhill
parent
fccb781950
commit
d09bbb3e1e
@ -0,0 +1,329 @@
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/*******************************************************************************
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µBlock - a Chromium browser extension to block requests.
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Copyright (C) 2014 The µBlock authors
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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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// For background page
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/* global SafariBrowserTab, Services, XPCOMUtils */
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/******************************************************************************/
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(function() {
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'use strict';
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/******************************************************************************/
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self.vAPI = self.vAPI || {};
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var vAPI = self.vAPI;
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var chrome = self.chrome;
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vAPI.chrome = true;
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/******************************************************************************/
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vAPI.storage = chrome.storage.local;
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/******************************************************************************/
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vAPI.tabs = {
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registerListeners: function() {
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if (typeof this.onNavigation === 'function') {
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chrome.webNavigation.onCommitted.addListener(this.onNavigation);
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}
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if (typeof this.onUpdated === 'function') {
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chrome.tabs.onUpdated.addListener(this.onUpdated);
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}
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if (typeof this.onClosed === 'function') {
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chrome.tabs.onRemoved.addListener(this.onClosed);
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}
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if (typeof this.onPopup === 'function') {
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chrome.webNavigation.onCreatedNavigationTarget.addListener(this.onPopup);
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}
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},
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get: function(tabId, callback) {
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if (tabId === null) {
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chrome.tabs.query(
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{
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active: true,
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currentWindow: true
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},
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function(tabs) {
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callback(tabs[0]);
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}
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);
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}
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else {
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chrome.tabs.get(tabId, callback);
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}
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},
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/*open: function(details) {
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// to keep incognito context?
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chrome.windows.getCurrent(function(win) {
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details.windowId = win.windowId;
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chrome.tabs.create(details);
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});
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},*/
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open: function(details) {
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if (!details.url) {
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return null;
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}
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// extension pages
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else if (!details.url.match(/^\w{2,20}:/)) {
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details.url = vAPI.getURL(details.url);
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}
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// dealing with Chrome's asynhronous API
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var wrapper = function() {
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if (details.active === undefined) {
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details.active = true;
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}
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var subWrapper = function() {
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var _details = {
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url: details.url,
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active: !!details.active
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};
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if (details.tabId) {
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// update doesn't accept index, must use move
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chrome.tabs.update(details.tabId, _details, function(tab) {
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// if the tab doesn't exist
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if (chrome.runtime.lastError) {
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chrome.tabs.create(_details);
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}
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else if (details.index !== undefined) {
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chrome.tabs.move(tab.id, {index: details.index});
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}
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});
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}
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else {
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if (details.index !== undefined) {
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_details.index = details.index;
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}
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chrome.tabs.create(_details);
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}
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};
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if (details.index === -1) {
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vAPI.tabs.get(null, function(tab) {
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if (tab) {
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details.index = tab.index + 1;
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}
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else {
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delete details.index;
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}
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subWrapper();
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});
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}
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else {
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subWrapper();
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}
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};
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if (details.select) {
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// note that currentWindow may be even the window of Developer Tools
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// so, test with setTimeout...
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chrome.tabs.query({currentWindow: true}, function(tabs) {
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var url = details.url.replace(rgxHash, '');
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// this is questionable
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var rgxHash = /#.*/;
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tabs = tabs.some(function(tab) {
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if (tab.url.replace(rgxHash, '') === url) {
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chrome.tabs.update(tab.id, {active: true});
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return true;
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}
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});
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if (!tabs) {
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wrapper();
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}
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});
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}
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else {
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wrapper();
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}
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},
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close: chrome.tabs.remove.bind(chrome.tabs),
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injectScript: function(tabId, details, callback) {
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if (!callback) {
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callback = function(){};
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}
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if (tabId) {
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chrome.tabs.executeScript(tabId, details, callback);
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}
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else {
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chrome.tabs.executeScript(details, callback);
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}
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}
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};
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/******************************************************************************/
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// Must read: https://code.google.com/p/chromium/issues/detail?id=410868#c8
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// https://github.com/gorhill/uBlock/issues/19
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// https://github.com/gorhill/uBlock/issues/207
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// Since we may be called asynchronously, the tab id may not exist
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// anymore, so this ensures it does still exist.
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vAPI.setIcon = function(tabId, img, badge) {
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var onIconReady = function() {
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if ( chrome.runtime.lastError ) {
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return;
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}
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chrome.browserAction.setBadgeText({ tabId: tabId, text: badge });
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if ( badge !== '' ) {
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chrome.browserAction.setBadgeBackgroundColor({ tabId: tabId, color: '#666' });
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}
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};
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chrome.browserAction.setIcon({ tabId: tabId, path: img }, onIconReady);
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};
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/******************************************************************************/
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vAPI.messaging = {
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ports: {},
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listeners: {},
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listen: function(listenerName, callback) {
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this.listeners[listenerName] = callback;
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},
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setup: function(connector) {
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if ( this.connector ) {
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return;
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}
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this.connector = function(port) {
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var onMessage = function(request) {
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var callback = function(response) {
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if (chrome.runtime.lastError || response === undefined) {
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return;
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}
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if (request.requestId) {
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port.postMessage({
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requestId: request.requestId,
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portName: request.portName,
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msg: response
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});
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}
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};
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var listener = connector(request.msg, port.sender, callback);
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if ( listener === null ) {
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listener = vAPI.messaging.listeners[request.portName];
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if (typeof listener === 'function') {
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listener(request.msg, port.sender, callback);
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} else {
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console.error('µBlock> messaging > unknown request: %o', request);
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}
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}
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};
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var onDisconnect = function(port) {
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port.onDisconnect.removeListener(onDisconnect);
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port.onMessage.removeListener(onMessage);
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delete vAPI.messaging.ports[port.name];
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};
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port.onDisconnect.addListener(onDisconnect);
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port.onMessage.addListener(onMessage);
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vAPI.messaging.ports[port.name] = port;
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};
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chrome.runtime.onConnect.addListener(this.connector);
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},
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broadcast: function(message) {
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message = {
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broadcast: true,
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msg: message
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};
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for ( var portName in this.ports ) {
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this.ports[portName].postMessage(message);
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}
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}
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};
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/******************************************************************************/
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vAPI.net = {
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registerListeners: function() {
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var listeners = [
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'onBeforeRequest',
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'onBeforeSendHeaders',
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'onHeadersReceived'
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];
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for (var i = 0; i < listeners.length; ++i) {
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chrome.webRequest[listeners[i]].addListener(
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this[listeners[i]].callback,
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{
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'urls': this[listeners[i]].urls || ['<all_urls>'],
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'types': this[listeners[i]].types || []
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},
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this[listeners[i]].extra
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);
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}
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}
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};
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/******************************************************************************/
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vAPI.contextMenu = {
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create: function(details, callback) {
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this.menuId = details.id;
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this.callback = callback;
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chrome.contextMenus.create(details);
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chrome.contextMenus.onClicked.addListener(this.callback);
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},
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remove: function() {
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chrome.contextMenus.onClicked.removeListener(this.callback);
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chrome.contextMenus.remove(this.menuId);
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}
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};
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/******************************************************************************/
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vAPI.lastError = function() {
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return chrome.runtime.lastError;
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};
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/******************************************************************************/
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})();
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/******************************************************************************/
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