286 lines
8.7 KiB
JavaScript
286 lines
8.7 KiB
JavaScript
/*
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Copyright (C) 2017 Kai Uwe Broulik <kde@privat.broulik.de>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of
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the License, or (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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*/
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function sendEnvironment() {
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var browser = "";
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var ua = navigator.userAgent;
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// Try to match the most derived first
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if (ua.match(/vivaldi/i)) {
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browser = "vivaldi";
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} else if(ua.match(/OPR/i)) {
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browser = "opera";
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} else if(ua.match(/chrome/i)) {
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browser = "chromium";
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const uaData = self.navigator.userAgentData;
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if (uaData && uaData.brands) {
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if (uaData.brands.find(item=>item.brand === "Google Chrome")) {
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browser = "chrome";
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}
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}
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} else if(ua.match(/firefox/i)) {
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browser = "firefox";
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}
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sendPortMessage("settings", "setEnvironment", {browserName: browser});
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}
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function sendSettings() {
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SettingsUtils.get().then((items) => {
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sendPortMessage("settings", "changed", items);
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});
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}
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// activates giveb tab and raises its window, used by tabs runner and mpris Raise command
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function raiseTab(tabId) {
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// first activate the tab, this means it's current in its window
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chrome.tabs.update(tabId, {active: true}, function (tab) {
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if (chrome.runtime.lastError || !tab) { // this "lastError" stuff feels so archaic
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// failed to update
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return;
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}
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// then raise the tab's window too
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chrome.windows.update(tab.windowId, {focused: true});
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});
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}
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// Debug
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// ------------------------------------------------------------------------
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//
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function printDebug(payload, fn) {
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let hostLabel = "Host";
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if (payload.category && payload.category !== "default") {
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hostLabel += " [" + payload.category + "]";
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}
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const hostLabelColor = "#3daee9"; // Breeze highlight color
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if (payload.line && payload.file) {
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const fileName = payload.file.split("/").pop();
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fn("%c%s: %c%s %c[%s:%i]",
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"color: " + hostLabelColor,
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hostLabel,
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"", // reset CSS
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payload.message,
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"color: #999",
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fileName,
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payload.line);
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} else {
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fn("%c%s: %c%s",
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"color: " + hostLabelColor,
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hostLabel,
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"", // reset CSS
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payload.message);
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}
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}
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addCallback("debug", "debug", function(payload) {
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if (payload.severity === "info") {
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printDebug(payload, console.info);
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} else {
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printDebug(payload, console.log);
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}
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}
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)
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addCallback("debug", "warning", function(payload) {
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if (payload.severity === "critical" || payload.severity === "fatal") {
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printDebug(payload, console.error);
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} else {
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printDebug(payload, console.warn);
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}
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}
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)
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// System
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// ------------------------------------------------------------------------
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//
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// When connecting to native host fails (e.g. not installed), we immediately get a disconnect
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// event immediately afterwards. Also avoid infinite restart loop then.
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var receivedMessageOnce = false;
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var portStatus = "";
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var portLastErrorMessage = undefined;
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function updateBrowserAction() {
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if (portStatus === "UNSUPPORTED_OS" || portStatus === "STARTUP_FAILED") {
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chrome.action.setIcon({
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path: {
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"16": "icons/plasma-disabled-16.png",
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"32": "icons/plasma-disabled-32.png",
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"48": "icons/plasma-disabled-48.png",
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"128": "icons/plasma-disabled-128.png"
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}
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});
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}
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if (portLastErrorMessage && receivedMessageOnce) {
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chrome.action.setBadgeText({ text: "!" });
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chrome.action.setBadgeBackgroundColor({ color: "#da4453" }); // breeze "negative" color
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} else {
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chrome.action.setBadgeText({ text: "" });
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}
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}
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updateBrowserAction();
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// Check for supported platform to avoid loading it on e.g. Windows and then failing
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// when the extension got synced to another device and then failing
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chrome.runtime.getPlatformInfo(function (info) {
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if (!SUPPORTED_PLATFORMS.includes(info.os)) {
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console.log("This extension is not supported on", info.os);
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portStatus = "UNSUPPORTED_OS";
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updateBrowserAction();
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return;
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}
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connectHost();
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});
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function connectHost() {
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port = chrome.runtime.connectNative("org.kde.plasma.browser_integration");
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port.onMessage.addListener(function (message) {
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var subsystem = message.subsystem;
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var action = message.action;
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let isReply = message.hasOwnProperty("replyToSerial");
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let replyToSerial = message.replyToSerial;
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if (!isReply && (!subsystem || !action)) {
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return;
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}
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if (portStatus) {
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portStatus = "";
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updateBrowserAction();
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}
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receivedMessageOnce = true;
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if (isReply) {
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let replyResolver = pendingMessageReplyResolvers[replyToSerial];
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if (replyResolver) {
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replyResolver(message.payload);
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delete pendingMessageReplyResolvers[replyToSerial];
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} else {
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console.warn("There is no reply resolver for message with serial", replyToSerial);
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}
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return;
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}
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if (callbacks[subsystem] && callbacks[subsystem][action]) {
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callbacks[subsystem][action](message.payload, action);
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} else {
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console.warn("Don't know what to do with host message", subsystem, action);
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}
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});
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port.onDisconnect.addListener(function(port) {
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var error = chrome.runtime.lastError;
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// Firefox passes in the port which may then have an error set
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if (port && port.error) {
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error = port.error;
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}
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console.warn("Host disconnected", error && error.message);
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// Remove all kde connect menu entries since they won't work without a host
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try {
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Object.keys(kdeConnectDevices).forEach((deviceId) => {
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callbacks.kdeconnect.deviceRemoved({
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id: deviceId
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});
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});
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} catch (e) {
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console.warn("Failed to cleanup after port disconnect", e);
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}
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portLastErrorMessage = error && error.message || "UNKNOWN";
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if (receivedMessageOnce) {
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portStatus = "DISCONNECTED";
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console.log("Auto-restarting it");
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connectHost();
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} else {
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portStatus = "STARTUP_FAILED";
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console.warn("Not auto-restarting host as we haven't received any message from it before. Check that it's working/installed correctly");
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}
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updateBrowserAction();
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});
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sendEnvironment();
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sendSettings();
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sendDownloads();
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updatePurposeMenu();
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}
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SettingsUtils.onChanged().addListener(() => {
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sendSettings();
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});
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addRuntimeCallback("settings", "openKRunnerSettings", function () {
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sendPortMessage("settings", "openKRunnerSettings");
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});
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addRuntimeCallback("settings", "getSubsystemStatus", (message, sender, action) => {
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return sendPortMessageWithReply("settings", "getSubsystemStatus");
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});
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addRuntimeCallback("settings", "getVersion", () => {
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return sendPortMessageWithReply("settings", "getVersion");
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});
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addRuntimeCallback("browserAction", "getStatus", (message) => {
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let info = {
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portStatus,
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portLastErrorMessage
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};
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return Promise.resolve(info);
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});
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addRuntimeCallback("browserAction", "ready", () => {
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// HACK there's no way to tell whether the browser action popup got closed
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// None of onunload, onbeforeunload, onvisibilitychanged are fired.
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// Instead, we create a port once the browser action is ready and then
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// listen for the port being disconnected.
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let browserActionPort = chrome.runtime.connect({
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name: "browserActionPort"
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});
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browserActionPort.onDisconnect.addListener((port) => {
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if (port.name !== "browserActionPort") {
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return;
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}
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// disabling the browser action immediately when opening it
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// causes opening to fail on Firefox, so clear the error only when it's being closed.
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// Only clear error when it was a transient error, not a startup failure
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if (receivedMessageOnce) {
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portLastErrorMessage = "";
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updateBrowserAction();
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}
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});
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});
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