Adding upstream version 0.4.1.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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src/background.js
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src/background.js
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/* src/background.js
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* Originally created 3/10/2017 by DaAwesomeP
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* This is the background task file of the extension
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* https://github.com/DaAwesomeP/tab-counter
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*
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* Copyright 2017-present DaAwesomeP
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { debounce } from 'underscore'
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const updateIcon = async function updateIcon () {
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// Get settings
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let settings = await browser.storage.local.get()
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// Get tab counter setting
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let counterPreference = settings.counter || 0
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// Stop tab badge update if badge disabled
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if (counterPreference === 3) return
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// Get current tab to update badge in
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let currentTab = (await browser.tabs.query({ currentWindow: true, active: true }))[0]
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// Get tabs in current window, tabs in all windows, and the number of windows
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let currentWindow = (await browser.tabs.query({ currentWindow: true })).length.toString()
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let allTabs = (await browser.tabs.query({})).length.toString()
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let allWindows = (await browser.windows.getAll({ populate: false, windowTypes: ['normal'] })).length.toString()
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if (typeof currentTab !== 'undefined') {
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let text
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if (counterPreference === 0) text = currentWindow // Badge shows current window
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else if (counterPreference === 1) text = allTabs // Badge shows total of all windows
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else if (counterPreference === 2) text = `${currentWindow}/${allTabs}` // Badge shows both (Firefox limits to about 4 characters based on width)
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else if (counterPreference === 4) text = allWindows // Badge shows total of all windows
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// Update the badge
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browser.browserAction.setBadgeText({
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text: text,
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tabId: currentTab.id
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})
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// Update the tooltip
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browser.browserAction.setTitle({
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title: `Tab Counter\nTabs in this window: ${currentWindow}\nTabs in all windows: ${allTabs}\nNumber of windows: ${allWindows}`,
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tabId: currentTab.id
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})
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}
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}
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// Prevent from firing too frequently or flooding at a window or restore
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const lazyUpdateIcon = debounce(updateIcon, 250)
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// Prioritize active leading edge of every 1 second on tab switch (fluid update for new tabs)
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const lazyActivateUpdateIcon = debounce(updateIcon, 1000, { leading: true })
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// Will be error if tab has been removed, so wait 150ms;
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// onActivated fires slightly before onRemoved,
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// but tab is gone during onActivated.
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// Must be a function to avoid event parameter errors
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const update = function update () { setTimeout(lazyUpdateIcon, 150) }
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// Init badge for when addon starts and not yet loaded tabs
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browser.browserAction.setBadgeText({ text: 'wait' })
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browser.browserAction.setBadgeBackgroundColor({ color: '#000000' })
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// Handler for when current tab changes
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const tabOnActivatedHandler = function tabOnActivatedHandler () {
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// Run normal update for most events
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update()
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// Prioritize active (fluid update for new tabs)
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lazyActivateUpdateIcon()
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}
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// Load and apply icon and badge color settings
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const checkSettings = async function checkSettings (settingsUpdate) {
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// Get settings object
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let settings = await browser.storage.local.get()
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// Get the browser name and version
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let browserInfo
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if (browser.runtime.hasOwnProperty('getBrowserInfo')) browserInfo = await browser.runtime.getBrowserInfo()
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else {
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browserInfo = { // polyfill doesn't seem to support this method, but we're only concerned with FF at the moment
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version: '0',
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vendor: '',
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name: ''
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}
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}
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const browserVersionSplit = browserInfo.version.split('.').map((n) => parseInt(n))
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// Set base defaults if new insall
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if (!settings.hasOwnProperty('version')) {
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settings = {
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version: '0.0.0',
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icon: 'tabcounter.plain.min.svg',
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counter: 0,
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badgeColor: '#999999'
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}
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}
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// Perform settings upgrade
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if (settings.version !== browser.runtime.getManifest().version) {
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let versionSplit = settings.version.split('.').map((n) => parseInt(n))
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// Upgrade
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// since v0.3.0, icons now adapt to theme so reset icon setting
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if (versionSplit[0] === 0 && versionSplit[1] < 3) settings.icon = 'tabcounter.plain.min.svg'
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// disable the "both" counter option in version v0.3.0 due to the four-character badge limit (renders the feature uselss)
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if (versionSplit[0] === 0 && versionSplit[1] < 3) {
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if (settings.hasOwnProperty('counter')) {
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if (settings.counter === 2) settings.counter = 0
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}
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}
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// add badgeTextColor support if at least v0.4.0 and FF 63
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if (versionSplit[0] === 0 && versionSplit[1] < 4 && browserInfo.vendor === 'Mozilla' && browserInfo.name === 'Firefox' && browserVersionSplit[0] >= 63) {
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settings.badgeTextColorAuto = true
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settings.badgeTextColor = '#000000'
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}
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}
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browser.storage.local.set(Object.assign(settings, {
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version: browser.runtime.getManifest().version
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}))
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// Apply badge color or use default
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if (settings.hasOwnProperty('badgeColor')) browser.browserAction.setBadgeBackgroundColor({ color: settings.badgeColor })
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else browser.browserAction.setBadgeBackgroundColor({ color: '#000000' })
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// Apply badge text color or use default if not set or not supported
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if (settings.hasOwnProperty('badgeTextColor')) {
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if (settings.badgeTextColorAuto !== true) browser.browserAction.setBadgeTextColor({ color: settings.badgeTextColor })
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else browser.browserAction.setBadgeTextColor({ color: null })
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}
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// Apply icon selection or use default
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if (settings.hasOwnProperty('icon')) browser.browserAction.setIcon({ path: `icons/${settings.icon}` })
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else browser.browserAction.setIcon({ path: 'icons/tabcounter.plain.min.svg' })
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// Get counter preference
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let counterPreference
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if (!settings.hasOwnProperty('counter')) counterPreference = 0
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else counterPreference = settings.counter
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// Either add badge update events or don't if not set to
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if (counterPreference !== 3) {
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// Watch for tab and window events five seconds after browser startup
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setTimeout(() => {
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browser.tabs.onActivated.addListener(tabOnActivatedHandler)
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browser.tabs.onAttached.addListener(update)
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browser.tabs.onCreated.addListener(update)
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browser.tabs.onDetached.addListener(update)
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browser.tabs.onMoved.addListener(update)
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browser.tabs.onReplaced.addListener(update)
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browser.tabs.onRemoved.addListener(update)
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browser.tabs.onUpdated.addListener(update)
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browser.windows.onCreated.addListener(update)
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browser.windows.onRemoved.addListener(update)
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browser.windows.onFocusChanged.addListener(update)
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}, settingsUpdate ? 1 : 5000) // add listeners immeadietly if not browser startup
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} else {
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// remove the listeners that were added
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browser.tabs.onActivated.removeListener(tabOnActivatedHandler)
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browser.tabs.onAttached.removeListener(update)
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browser.tabs.onCreated.removeListener(update)
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browser.tabs.onDetached.removeListener(update)
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browser.tabs.onMoved.removeListener(update)
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browser.tabs.onReplaced.removeListener(update)
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browser.tabs.onRemoved.removeListener(update)
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browser.tabs.onUpdated.removeListener(update)
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browser.windows.onCreated.removeListener(update)
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browser.windows.onRemoved.removeListener(update)
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browser.windows.onFocusChanged.removeListener(update)
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// hide the "wait" badge if set not to show a badge
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browser.browserAction.setBadgeText({ text: '' })
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browser.browserAction.setTitle({ title: 'Tab Counter' })
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// check each tab that was overriden with a counter badge
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let allTabs = await browser.tabs.query({})
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allTabs.forEach((tab) => {
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browser.browserAction.setBadgeText({
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text: '',
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tabId: tab.id
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})
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browser.browserAction.setTitle({
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title: 'Tab Counter',
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tabId: tab.id
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})
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})
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}
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}
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// Load settings and update badge at app start
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const applyAll = async function applyAll (settingsUpdate) {
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await checkSettings(settingsUpdate) // Icon and badge color
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await update() // Badge text options
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}
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applyAll()
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// Listen for settings changes and update color, icon, and badge text instantly
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// Bug: this listener run nonstop
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// browser.storage.onChanged.addListener(applyAll)
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// Listen for internal addon messages
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const messageHandler = async function messageHandler (request, sender, sendResponse) {
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// Check for a settings update
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if (request.hasOwnProperty('updateSettings')) if (request.updateSettings) applyAll(true)
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}
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browser.runtime.onMessage.addListener(messageHandler)
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