91 lines
3.4 KiB
JavaScript
91 lines
3.4 KiB
JavaScript
"use strict";
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var javascriptObfuscator = require("javascript-obfuscator");
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var fs = require("node:fs");
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var path = require("node:path");
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let { SourceMapConsumer, SourceMapGenerator } = require("source-map");
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function obfuscatorPlugin(obOptions) {
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let { excludeChunks, options } = obOptions || {};
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return {
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name: "vite-plugin-javascript-obfuscator",
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enforce: "post",
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apply:
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(obOptions === null || obOptions === void 0 ? void 0 : obOptions.apply) ||
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(() => true),
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async writeBundle(output_options, bundle) {
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for (let output_file in bundle) {
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if (bundle[output_file].type != "chunk") {
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continue;
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}
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let chunk = bundle[output_file];
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if (output_file.match(/\.(js|mjs|cjs)$/)) {
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if (excludeChunks.indexOf(chunk.name) == -1) {
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console.log(
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`[briq-vite-obfuscator-plugin] Obfuscating chunk ${chunk.name} (${output_file}) ...`
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);
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let abs_path = path.join(output_options.dir, output_file);
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const obfuscationResult = javascriptObfuscator.obfuscate(
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chunk.code,
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{
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...options,
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sourceMapBaseUrl:
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"http://localhost:1498/" +
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(process.env.PROJECT_NAME || "unknown_project") +
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"/" +
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(process.env.GIT_COMMIT_SHA || "unknown_commit"),
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sourceMapFileName: output_file,
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}
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);
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let code = obfuscationResult.getObfuscatedCode();
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fs.writeFileSync(abs_path, code);
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console.log(
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` Obufuscated file written to ${abs_path}`
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);
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if (options.sourceMap) {
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let smap = obfuscationResult.getSourceMap();
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let abs_path_src = path.join(
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output_options.dir,
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output_file + ".map"
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);
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// let abs_path_dst = path.join(output_options.dir, 'obf-'+output_file+'.map');
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if (smap) {
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// leggo source map precedente
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let consumer1 = null;
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try {
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let content = fs.readFileSync(abs_path_src, {
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encoding: "utf-8",
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});
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consumer1 = await new SourceMapConsumer(JSON.parse(content));
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} catch (e) {
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console.error(
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" can't read original source map"
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);
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}
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let write_map = "";
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if (consumer1) {
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let consumer2 = await new SourceMapConsumer(JSON.parse(smap));
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let generator = SourceMapGenerator.fromSourceMap(consumer2);
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generator.applySourceMap(consumer1, "sourceMap");
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write_map = generator.toString();
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} else {
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write_map = smap;
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}
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fs.writeFileSync(abs_path_src, write_map);
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console.log(
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` Source map written to ${abs_path_src}`
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);
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}
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}
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} else {
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console.log(
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`[briq-vite-obfuscator-plugin] Ignoring chunk ${chunk.name} (explicitly excluded)`
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);
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}
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}
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}
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},
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};
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}
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module.exports = obfuscatorPlugin;
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