lilacs/gulp/dist/backup.js

A web frontend building tool for teamwork, with automaticly compiling, merging, minifying, syncing files to server, supporting distributed servers, ensuring css or html files' inline reference with correct absolute path, and more.

var rd = require('rd');
var fsExtra = require('fs-extra');
var moment = require('moment');
var pathUtil = require('../../util/path');
var distData = require('./data');

module.exports = {
    /**
     * backup html or file converted from html with time suffix
     *
     * example:
     *     dist/html/test/index.html
     *     copy ->
     *     dist/html/test/index-2016-07-01-12-12-12.html
     *
     * @param cb
     */
    backupHtml: (cb) =>  {
        if (distData.currentConfig.currentNetworkOption.backupHtml){
            var suffix = moment().format('YYYY-MM-DD-HH-mm-ss');

            rd.eachFileFilterSync(distData.currentConfig.buildPaths.dist.html, (file) => {
                // source file path
                var sourcePath = pathUtil.replaceBackSlash(file);

                var lastSlashIndex = sourcePath.lastIndexOf('/');
                var dir = sourcePath.slice(0, lastSlashIndex);
                var fileName = sourcePath.slice(lastSlashIndex + 1);

                var lastDotIndex = fileName.lastIndexOf('.');
                var baseFileName = fileName.slice(0, lastDotIndex);
                var extName = fileName.slice(lastDotIndex + 1);

                var targetPath = dir + '/' + baseFileName + '-' + suffix + '.' + extName;

                fsExtra.copySync(sourcePath, targetPath);
            });
        }
        cb();
    }
};