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Copy pathJavaScriptObfuscatorCLI.ts
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201 lines (164 loc) · 7.87 KB
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import * as commander from 'commander';
import * as path from 'path';
import { IObfuscationResult } from "../interfaces/IObfuscationResult";
import { IObfuscatorOptions } from "../interfaces/IObfuscatorOptions";
import { SourceMapMode } from "../enums/SourceMapMode";
import { DEFAULT_PRESET } from "../preset-options/DefaultPreset";
import { CLIUtils } from "./CLIUtils";
import { JavaScriptObfuscator } from "../JavaScriptObfuscator";
import { Utils } from "../Utils";
export class JavaScriptObfuscatorCLI {
/**
* @type {string[]}
*/
private arguments: string[];
/**
* @type {commander.ICommand}
*/
private commands: commander.ICommand;
/**
* @type {string}
*/
private data: string = '';
/**
* @type {string}
*/
private inputPath: string;
/**
* @type {string[]}
*/
private rawArguments: string[];
/**
* @param argv
*/
constructor (argv: string[]) {
this.rawArguments = argv;
this.arguments = this.rawArguments.slice(2);
}
/**
* @returns {string}
*/
private static getBuildVersion (): string {
return CLIUtils.getPackageConfig().version;
}
/**
* @param value
* @returns {boolean}
*/
private static parseBoolean (value: string): boolean {
return value === 'true' || value === '1';
}
/**
* @param value
* @returns {string}
*/
private static parseSourceMapMode (value: string): string {
let availableMode: boolean = Object
.keys(SourceMapMode)
.some((key: string): boolean => {
return SourceMapMode[key] === value;
});
if (!availableMode) {
throw new ReferenceError('Invalid value of `--sourceMapMode` option');
}
return value;
}
public run (): void {
this.configureCommands();
if (!this.arguments.length || Utils.arrayContains(this.arguments, '--help')) {
this.commands.outputHelp();
return;
}
this.inputPath = this.arguments[0];
CLIUtils.validateInputPath(this.inputPath);
this.getData();
this.processData();
}
/**
* @returns {IObfuscatorOptions}
*/
private buildOptions (): IObfuscatorOptions {
let obfuscatorOptions: IObfuscatorOptions = {},
availableOptions: string[] = Object.keys(DEFAULT_PRESET);
for (let option in this.commands) {
if (!this.commands.hasOwnProperty(option)) {
continue;
}
if (!Utils.arrayContains(availableOptions, option)) {
continue;
}
obfuscatorOptions[option] = (<any>this.commands)[option];
}
return Object.assign({}, DEFAULT_PRESET, obfuscatorOptions);
}
private configureCommands (): void {
this.commands = new commander.Command()
.version(JavaScriptObfuscatorCLI.getBuildVersion(), '-v, --version')
.usage('<inputPath> [options]')
.option('-o, --output <path>', 'Output path for obfuscated code')
.option('--compact <boolean>', 'Disable one line output code compacting', JavaScriptObfuscatorCLI.parseBoolean)
.option('--debugProtection <boolean>', 'Disable browser Debug panel (can cause DevTools enabled browser freeze)', JavaScriptObfuscatorCLI.parseBoolean)
.option('--debugProtectionInterval <boolean>', 'Disable browser Debug panel even after page was loaded (can cause DevTools enabled browser freeze)', JavaScriptObfuscatorCLI.parseBoolean)
.option('--disableConsoleOutput <boolean>', 'Allow console.log, console.info, console.error and console.warn messages output into browser console', JavaScriptObfuscatorCLI.parseBoolean)
.option('--encodeUnicodeLiterals <boolean>', 'All literals in Unicode array become encoded in Base64 (this option can slightly slow down your code speed)', JavaScriptObfuscatorCLI.parseBoolean)
.option('--optimize <boolean>', 'Enables optimizations for obfuscated code with help of `optimize-js`', JavaScriptObfuscatorCLI.parseBoolean)
.option('--reservedNames <list>', 'Disable obfuscation of variable names, function names and names of function parameters that match the passed RegExp patterns (comma separated)', (val: string) => val.split(','))
.option('--rotateUnicodeArray <boolean>', 'Disable rotation of unicode array values during obfuscation', JavaScriptObfuscatorCLI.parseBoolean)
.option('--selfDefending <boolean>', 'Disables self-defending for obfuscated code', JavaScriptObfuscatorCLI.parseBoolean)
.option('--sourceMap <boolean>', 'Enables source map generation', JavaScriptObfuscatorCLI.parseBoolean)
.option('--sourceMapBaseUrl <string>', 'Sets base url to the source map import url when `--sourceMapMode=separate`')
.option('--sourceMapFileName <string>', 'Sets file name for output source map when `--sourceMapMode=separate`')
.option(
'--sourceMapMode <string> [inline, separate]',
'Specify source map output mode',
JavaScriptObfuscatorCLI.parseSourceMapMode
)
.option('--unicodeArray <boolean>', 'Disables gathering of all literal strings into an array and replacing every literal string with an array call', JavaScriptObfuscatorCLI.parseBoolean)
.option('--unicodeArrayThreshold <number>', 'The probability that the literal string will be inserted into unicodeArray (Default: 0.8, Min: 0, Max: 1)', parseFloat)
.option('--wrapUnicodeArrayCalls <boolean>', 'Disables usage of special access function instead of direct array call', JavaScriptObfuscatorCLI.parseBoolean)
.option('--domainLock <list>', 'Blocks the execution of the code in domains that do not match the passed RegExp patterns (comma separated)', (val: string) => val.split(','))
.parse(this.rawArguments);
this.commands.on('--help', () => {
console.log(' Examples:\n');
console.log(' %> javascript-obfuscator in.js --compact true --selfDefending false');
console.log(' %> javascript-obfuscator in.js --output out.js --compact true --selfDefending false');
console.log('');
});
}
private getData (): void {
this.data = CLIUtils.readFile(this.inputPath);
}
private processData (): void {
let options: IObfuscatorOptions = this.buildOptions(),
outputCodePath: string = CLIUtils.getOutputCodePath((<any>this.commands).output, this.inputPath);
if (options.sourceMap) {
this.processDataWithSourceMap(outputCodePath, options);
} else {
this.processDataWithoutSourceMap(outputCodePath, options);
}
}
/**
* @param outputCodePath
* @param options
*/
private processDataWithoutSourceMap (outputCodePath: string, options: IObfuscatorOptions): void {
let obfuscatedCode: string = JavaScriptObfuscator.obfuscate(this.data, options).getObfuscatedCode();
CLIUtils.writeFile(outputCodePath, obfuscatedCode);
}
/**
* @param outputCodePath
* @param options
*/
private processDataWithSourceMap (outputCodePath: string, options: IObfuscatorOptions): void {
let outputSourceMapPath: string = CLIUtils.getOutputSourceMapPath(
outputCodePath,
options.sourceMapFileName || ''
);
options.sourceMapFileName = path.basename(outputSourceMapPath);
const obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(this.data, options);
CLIUtils.writeFile(outputCodePath, obfuscationResult.getObfuscatedCode());
if (options.sourceMapMode === 'separate' && obfuscationResult.getSourceMap()) {
CLIUtils.writeFile(outputSourceMapPath, obfuscationResult.getSourceMap());
}
}
}