lilacs/gulp/dist/concat.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 path = require('path');
var concat = require('gulp-concat');
var cssimport = require("gulp-cssimport");
var cssUrlToAbsolute = require('../../lib/gulp-css-url-to-absolute');
var distData = require('./data');
var distNext = require('./next');
var getConcatFileNme = require('../../util/get_concat_file_name');


module.exports = {
    // merge js
    concatJs: (gulp) => {
        return function concatJs(cb) {
            if (distData.currentConfig.needConcatJs) {
                distNext.concatJs();

                var group = distData.currentConfig.processingData.concatJsGroup[distData.currentConfig.processingData.concatJsKey];
                if (group && group.length)
                    return gulp.src(group)
                        .pipe(concat(getConcatFileNme(
                                distData.currentConfig.moduleName,
                                distData.currentConfig.processingData.concatJsKey
                            ) + '.js'))
                        .pipe(gulp.dest(distData.currentConfig.buildPaths.extract.js + '/' + distData.currentConfig.moduleDir));
                else cb();
            }
            else cb();
        }
    },
    // merge css
    concatCss: (gulp) => {
        return function concatCss(cb) {
            if (distData.currentConfig.needConcatCss) {
                distNext.concatCss();

                var group = distData.currentConfig.processingData.concatCssGroup[distData.currentConfig.processingData.concatCssKey];
                if (group && group.length)
                    return gulp.src(group)
                        .pipe(cssUrlToAbsolute({
                            root: distData.currentConfig.basePaths.webRoot
                        }))
                        .pipe(concat(getConcatFileNme(
                                distData.currentConfig.moduleName,
                                distData.currentConfig.processingData.concatCssKey
                            ) + '.css'))
                        .pipe(gulp.dest(distData.currentConfig.buildPaths.extract.css + '/' + distData.currentConfig.moduleDir));
                else cb();
            }
            else cb();
        }
    },
    // concat all css for mark @import
    concatCssForImport: (gulp) => {
        return function concatCssForImport(cb) {
            if (distData.currentConfig.useInCss) {
                distNext.inCssModule();

                var sourcePath = distData.currentConfig.buildPaths.copiedDev.css + '/' +
                    distData.currentConfig.processingData.inCssModule + '.css';
                var cssHome = distData.currentConfig.inCssToTagLoad ?
                    distData.currentConfig.buildPaths.extract.css : distData.currentConfig.buildPaths.extractCss.css;
                var targetPath = cssHome + '/' + distData.currentConfig.processingData.inCssModule + '.css';

                return gulp.src(sourcePath)
                    .pipe(cssimport({}))
                    .pipe(gulp.dest(path.dirname(targetPath)));
            }
            else cb();
        }
    }
};