74 lines
2.1 KiB
JavaScript
74 lines
2.1 KiB
JavaScript
'use strict'
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const { app } = require('electron')
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const { EventEmitter } = require('events')
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const squirrelUpdate = require('@electron/internal/browser/api/auto-updater/squirrel-update-win')
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class AutoUpdater extends EventEmitter {
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quitAndInstall () {
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if (!this.updateAvailable) {
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return this.emitError('No update available, can\'t quit and install')
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}
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squirrelUpdate.processStart()
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app.quit()
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}
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getFeedURL () {
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return this.updateURL
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}
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setFeedURL (options) {
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let updateURL
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if (typeof options === 'object') {
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if (typeof options.url === 'string') {
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updateURL = options.url
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} else {
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throw new Error('Expected options object to contain a \'url\' string property in setFeedUrl call')
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}
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} else if (typeof options === 'string') {
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updateURL = options
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} else {
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throw new Error('Expected an options object with a \'url\' property to be provided')
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}
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this.updateURL = updateURL
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}
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checkForUpdates () {
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if (!this.updateURL) {
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return this.emitError('Update URL is not set')
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}
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if (!squirrelUpdate.supported()) {
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return this.emitError('Can not find Squirrel')
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}
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this.emit('checking-for-update')
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squirrelUpdate.checkForUpdate(this.updateURL, (error, update) => {
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if (error != null) {
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return this.emitError(error)
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}
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if (update == null) {
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return this.emit('update-not-available')
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}
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this.updateAvailable = true
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this.emit('update-available')
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squirrelUpdate.update(this.updateURL, (error) => {
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if (error != null) {
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return this.emitError(error)
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}
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const { releaseNotes, version } = update
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// Date is not available on Windows, so fake it.
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const date = new Date()
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this.emit('update-downloaded', {}, releaseNotes, version, date, this.updateURL, () => {
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this.quitAndInstall()
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})
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})
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})
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}
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// Private: Emit both error object and message, this is to keep compatibility
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// with Old APIs.
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emitError (message) {
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this.emit('error', new Error(message), message)
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}
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}
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module.exports = new AutoUpdater()
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