enso/app/gui2/project-manager-shim-middleware/desktopEnvironment.ts

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/** @file This module contains the logic for the detection of user-specific desktop environment attributes. */
import * as childProcess from 'node:child_process'
import * as os from 'node:os'
import * as path from 'node:path'
export const DOCUMENTS = getDocumentsPath()
const CHILD_PROCESS_TIMEOUT = 3000
/**
* Detects path of the user documents directory depending on the operating system.
*/
function getDocumentsPath(): string | undefined {
if (process.platform === 'linux') {
return getLinuxDocumentsPath()
} else if (process.platform === 'darwin') {
return getMacOsDocumentsPath()
} else if (process.platform === 'win32') {
return getWindowsDocumentsPath()
} else {
return
}
}
/**
* Returns the user documents path on Linux.
*/
function getLinuxDocumentsPath(): string {
const xdgDocumentsPath = getXdgDocumentsPath()
return xdgDocumentsPath ?? path.join(os.homedir(), 'enso')
}
/**
* Gets the documents directory from the XDG directory management system.
*/
function getXdgDocumentsPath(): string | undefined {
const out = childProcess.spawnSync('xdg-user-dir', ['DOCUMENTS'], {
timeout: CHILD_PROCESS_TIMEOUT,
})
if (out.error !== undefined) {
return
} else {
return out.stdout.toString().trim()
}
}
/**
* Get the user documents path. On macOS, `Documents` acts as a symlink pointing to the
* real locale-specific user documents directory.
*/
function getMacOsDocumentsPath(): string {
return path.join(os.homedir(), 'Documents')
}
/**
* Get the path to the `My Documents` Windows directory.
*/
function getWindowsDocumentsPath(): string | undefined {
const out = childProcess.spawnSync(
'reg',
[
'query',
'HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders',
'/v',
'personal',
],
{ timeout: CHILD_PROCESS_TIMEOUT },
)
if (out.error !== undefined) {
return
} else {
const stdoutString = out.stdout.toString()
return stdoutString.split(/\s\s+/)[4]
}
}