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79 lines
2.6 KiB
79 lines
2.6 KiB
/* eslint-disable no-param-reassign */
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/* eslint-disable no-underscore-dangle */
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const assert = require('assert');
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const fs = require('fs');
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const path = require('path');
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const glob = require('glob');
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const globby = require('globby');
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const extend = require('deep-extend');
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const multimatch = require('multimatch');
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const ejs = require('ejs');
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const util = require('../util');
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async function applyProcessingFunc(process, contents, filename) {
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const output = await process(contents, filename);
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return output instanceof Buffer ? output : Buffer.from(output);
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}
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exports.copyAsync = async function copy(from, to, options, context, tplSettings) {
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to = path.resolve(to);
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options = options || {};
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const fromGlob = util.globify(from);
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const globOptions = extend(options.globOptions || {}, { nodir: true });
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const diskFiles = globby.sync(fromGlob, globOptions);
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const storeFiles = [];
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this.store.each((file) => {
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// The store may have a glob path and when we try to copy it will fail because not real file
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if (!glob.hasMagic(file.path) && multimatch([file.path], fromGlob).length !== 0) {
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storeFiles.push(file.path);
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}
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});
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const files = diskFiles.concat(storeFiles);
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let generateDestination = () => to;
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if (Array.isArray(from) || !this.exists(from) || glob.hasMagic(from)) {
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assert(
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!this.exists(to) || fs.statSync(to).isDirectory(),
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'When copying multiple files, provide a directory as destination',
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);
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const root = util.getCommonPath(from);
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generateDestination = (filepath) => {
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const toFile = path.relative(root, filepath);
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return path.join(to, toFile);
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};
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}
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// Sanity checks: Makes sure we copy at least one file.
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assert(
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options.ignoreNoMatch || files.length > 0,
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`Trying to copy from a source that does not exist: ${from}`,
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);
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// eslint-disable-next-line no-restricted-syntax
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for (const file of files) {
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// eslint-disable-next-line no-await-in-loop
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await this._copySingleAsync(file, generateDestination(file), options, context, tplSettings);
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}
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};
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exports._copySingleAsync = async function copySingle(from, to, options, context, tplSettings) {
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options = options || {};
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assert(this.exists(from), `Trying to copy from a source that does not exist: ${from}`);
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const file = this.store.get(from);
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let { contents } = file;
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if (options.process) {
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contents = await applyProcessingFunc(options.process, file.contents, file.path);
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}
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if (context) {
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// eslint-disable-next-line no-param-reassign
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to = ejs.render(to, context, tplSettings);
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}
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this.write(to, contents, file.stat);
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};
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