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joplin/ReactNativeClient/lib/path-utils.js

161 lines
3.9 KiB
JavaScript

const { _ } = require('lib/locale');
function dirname(path) {
if (!path) throw new Error('Path is empty');
let s = path.split(/\/|\\/);
s.pop();
return s.join('/');
}
function basename(path) {
if (!path) throw new Error('Path is empty');
let s = path.split(/\/|\\/);
return s[s.length - 1];
}
function filename(path, includeDir = false) {
if (!path) throw new Error('Path is empty');
let output = includeDir ? path : basename(path);
if (output.indexOf('.') < 0) return output;
output = output.split('.');
output.pop();
return output.join('.');
}
function fileExtension(path) {
if (!path) throw new Error('Path is empty');
let output = path.split('.');
if (output.length <= 1) return '';
return output[output.length - 1];
}
function isHidden(path) {
let b = basename(path);
if (!b.length) throw new Error('Path empty or not a valid path: ' + path);
return b[0] === '.';
}
function safeFileExtension(e) {
if (!e || !e.replace) return '';
return e.replace(/[^a-zA-Z0-9]/g, '')
}
function safeFilename(e, maxLength = null, allowSpaces = false) {
if (maxLength === null) maxLength = 32;
if (!e || !e.replace) return '';
const regex = allowSpaces ? /[^a-zA-Z0-9\-_\(\)\. ]/g : /[^a-zA-Z0-9\-_\(\)\.]/g
let output = e.replace(regex, '_')
return output.substr(0, maxLength);
}
let friendlySafeFilename_blackListChars = '/<>:\'"\\|?*';
for (let i = 0; i < 32; i++) {
friendlySafeFilename_blackListChars += String.fromCharCode(i);
}
const friendlySafeFilename_blackListNames = [".", "..", "CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9", "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9"];
function friendlySafeFilename(e, maxLength = null) {
if (maxLength === null) maxLength = 255;
if (!e || !e.replace) return _('Untitled');
let output = '';
for (let i = 0; i < e.length; i++) {
const c = e[i];
if (friendlySafeFilename_blackListChars.indexOf(c) >= 0) {
output += '_';
} else {
output += c;
}
}
if (output.length <= 4) {
if (friendlySafeFilename_blackListNames.indexOf(output.toUpperCase()) >= 0) {
output = '___';
}
}
while (output.length) {
const c = output[output.length - 1];
if (c === ' ' || c === '.') {
output = output.substr(0, output.length - 1);
} else {
break;
}
}
while (output.length) {
const c = output[0];
if (c === ' ') {
output = output.substr(1, output.length - 1);
} else {
break;
}
}
if (!output) return _('Untitled');
return output.substr(0, maxLength);
}
function toFileProtocolPath(path) {
const output = path.replace(/\\/g, "/");
return 'file://' + escape(output);
}
function toSystemSlashes(path, os = null) {
if (os === null) os = process.platform;
if (os === 'win32') return path.replace(/\//g, "\\");
return path.replace(/\\/g, "/");
}
function rtrimSlashes(path) {
return path.replace(/[\/\\]+$/, '');
}
function ltrimSlashes(path) {
return path.replace(/^\/+/, '');
}
function quotePath(path) {
if (!path) return '';
if (path.indexOf('"') < 0 && path.indexOf(' ') < 0) return path;
path = path.replace(/"/, '\\"');
return '"' + path + '"';
}
function unquotePath(path) {
if (!path.length) return '';
if (path.length && path[0] === '"') {
path = path.substr(1, path.length - 2);
}
path = path.replace(/\\"/, '"');
return path;
}
function extractExecutablePath(cmd) {
if (!cmd.length) return '';
const quoteType = ['"', "'"].indexOf(cmd[0]) >= 0 ? cmd[0] : '';
let output = '';
for (let i = 0; i < cmd.length; i++) {
const c = cmd[i];
if (quoteType) {
if (i > 0 && c === quoteType) {
output += c;
break;
}
} else {
if (c === ' ') break;
}
output += c;
}
return output;
}
module.exports = { toFileProtocolPath, extractExecutablePath, basename, dirname, filename, isHidden, fileExtension, safeFilename, friendlySafeFilename, safeFileExtension, toSystemSlashes, rtrimSlashes, ltrimSlashes, quotePath, unquotePath };