82 lines
2 KiB
JavaScript
Executable file
82 lines
2 KiB
JavaScript
Executable file
#!/usr/bin/env node
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const version = require('./package').version
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const fs = require('fs')
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const os = require('os')
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const path = require('path')
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const extract = require('extract-zip')
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const { downloadArtifact } = require('@electron/get')
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if (process.env.ELECTRON_SKIP_BINARY_DOWNLOAD) {
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process.exit(0)
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}
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const platformPath = getPlatformPath()
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if (isInstalled()) {
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process.exit(0)
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}
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// downloads if not cached
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downloadArtifact({
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version,
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artifactName: 'electron',
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force: process.env.force_no_cache === 'true',
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cacheRoot: process.env.electron_config_cache,
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platform: process.env.npm_config_platform || process.platform,
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arch: process.env.npm_config_arch || process.arch
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}).then(extractFile).catch(err => {
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console.error(err.stack)
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process.exit(1)
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})
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function isInstalled () {
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try {
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if (fs.readFileSync(path.join(__dirname, 'dist', 'version'), 'utf-8').replace(/^v/, '') !== version) {
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return false
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}
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if (fs.readFileSync(path.join(__dirname, 'path.txt'), 'utf-8') !== platformPath) {
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return false
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}
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} catch (ignored) {
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return false
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}
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const electronPath = process.env.ELECTRON_OVERRIDE_DIST_PATH || path.join(__dirname, 'dist', platformPath)
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return fs.existsSync(electronPath)
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}
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// unzips and makes path.txt point at the correct executable
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function extractFile (zipPath) {
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return new Promise((resolve, reject) => {
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extract(zipPath, { dir: path.join(__dirname, 'dist') }, err => {
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if (err) return reject(err)
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fs.writeFile(path.join(__dirname, 'path.txt'), platformPath, err => {
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if (err) return reject(err)
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resolve()
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})
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})
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})
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}
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function getPlatformPath () {
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const platform = process.env.npm_config_platform || os.platform()
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switch (platform) {
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case 'darwin':
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return 'Electron.app/Contents/MacOS/Electron'
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case 'freebsd':
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case 'openbsd':
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case 'linux':
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return 'electron'
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case 'win32':
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return 'electron.exe'
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default:
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throw new Error('Electron builds are not available on platform: ' + platform)
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}
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}
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