"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = postProcessPattern;
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var _path = _interopRequireDefault(require("path"));
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var _os = _interopRequireDefault(require("os"));
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var _crypto = _interopRequireDefault(require("crypto"));
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var _loaderUtils = _interopRequireDefault(require("loader-utils"));
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var _cacache = _interopRequireDefault(require("cacache"));
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var _serializeJavascript = _interopRequireDefault(require("serialize-javascript"));
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var _findCacheDir = _interopRequireDefault(require("find-cache-dir"));
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var _normalizePath = _interopRequireDefault(require("normalize-path"));
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var _package = require("../package.json");
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var _promisify = require("./utils/promisify");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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/* eslint-disable no-param-reassign */
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function postProcessPattern(globalRef, pattern, file) {
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const {
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logger,
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compilation,
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fileDependencies,
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written,
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inputFileSystem,
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copyUnmodified
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} = globalRef;
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logger.debug(`getting stats for '${file.absoluteFrom}' to write to assets`);
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const getStats = pattern.stats ? Promise.resolve().then(() => pattern.stats) : (0, _promisify.stat)(inputFileSystem, file.absoluteFrom);
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return getStats.then(stats => {
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// We don't write empty directories
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if (stats.isDirectory()) {
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logger.debug(`skipping '${file.absoluteFrom}' because it is empty directory`);
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return Promise.resolve();
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} // If this came from a glob, add it to the file watchlist
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if (pattern.fromType === 'glob') {
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fileDependencies.add(file.absoluteFrom);
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}
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logger.debug(`reading '${file.absoluteFrom}' to write to assets`);
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return (0, _promisify.readFile)(inputFileSystem, file.absoluteFrom).then(content => {
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if (pattern.transform) {
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logger.info(`transforming content for '${file.absoluteFrom}'`); // eslint-disable-next-line no-shadow
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const transform = (content, absoluteFrom) => pattern.transform(content, absoluteFrom);
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if (pattern.cache) {
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if (!globalRef.cacheDir) {
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globalRef.cacheDir = (0, _findCacheDir.default)({
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name: 'copy-webpack-plugin'
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}) || _os.default.tmpdir();
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}
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const cacheKey = pattern.cache.key ? pattern.cache.key : (0, _serializeJavascript.default)({
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name: _package.name,
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version: _package.version,
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pattern,
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hash: _crypto.default.createHash('md4').update(content).digest('hex')
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});
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return _cacache.default.get(globalRef.cacheDir, cacheKey).then(result => {
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logger.debug(`getting cached transformation for '${file.absoluteFrom}'`);
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return result.data;
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}, () => Promise.resolve().then(() => transform(content, file.absoluteFrom)) // eslint-disable-next-line no-shadow
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.then(content => {
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logger.debug(`caching transformation for '${file.absoluteFrom}'`);
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return _cacache.default.put(globalRef.cacheDir, cacheKey, content).then(() => content);
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}));
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}
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content = transform(content, file.absoluteFrom);
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}
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return content;
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}).then(content => {
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if (pattern.toType === 'template') {
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logger.info(`interpolating template '${file.webpackTo}' for '${file.relativeFrom}'`); // If it doesn't have an extension, remove it from the pattern
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// ie. [name].[ext] or [name][ext] both become [name]
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if (!_path.default.extname(file.relativeFrom)) {
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file.webpackTo = file.webpackTo.replace(/\.?\[ext\]/g, '');
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}
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file.webpackTo = _loaderUtils.default.interpolateName({
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resourcePath: file.absoluteFrom
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}, file.webpackTo, {
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content,
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regExp: file.webpackToRegExp,
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context: pattern.context
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}); // Bug in `loader-utils`, package convert `\\` to `/`, need fix in loader-utils
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file.webpackTo = _path.default.normalize(file.webpackTo);
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}
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return content;
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}).then(content => {
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if (pattern.transformPath) {
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logger.info(`transforming path '${file.webpackTo}' for '${file.absoluteFrom}'`);
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return Promise.resolve().then(() => pattern.transformPath(file.webpackTo, file.absoluteFrom)).then(newPath => {
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file.webpackTo = newPath;
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return content;
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});
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}
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return content;
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}).then(content => {
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const hash = _loaderUtils.default.getHashDigest(content);
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const targetPath = (0, _normalizePath.default)(file.webpackTo);
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const targetAbsolutePath = (0, _normalizePath.default)(file.absoluteFrom);
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if (!copyUnmodified && written[targetPath] && written[targetPath][targetAbsolutePath] && written[targetPath][targetAbsolutePath] === hash) {
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logger.info(`skipping '${file.webpackTo}', because content hasn't changed`);
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return;
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}
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logger.debug(`adding '${file.webpackTo}' for tracking content changes`);
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if (!written[targetPath]) {
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written[targetPath] = {};
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}
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written[targetPath][targetAbsolutePath] = hash;
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if (compilation.assets[targetPath] && !file.force) {
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logger.info(`skipping '${file.webpackTo}', because it already exists`);
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return;
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}
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logger.info(`writing '${file.webpackTo}' to compilation assets from '${file.absoluteFrom}'`);
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compilation.assets[targetPath] = {
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size() {
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return stats.size;
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},
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source() {
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return content;
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}
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};
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});
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});
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}
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