gulpfile.js

const gulp = require('gulp');
const clean = require('gulp-clean');
const concat = require('gulp-concat');
const markdownPdf = require('gulp-markdown-pdf');
const path = require('path');
const fs = require('fs');
const git = require('git-rev-sync');
const moment = require('moment');
const { execSync } = require('child_process');

const info = require('./package.json');
const index = require('./docs/src/index.json');
const files = index.sources;

gulp.task('pdf', function() {
    const sources = files.map(f => './docs/src/' + f);

    gulp.src(sources)
        .pipe(concat(info.name + '.md'))
        .pipe(gulp.dest('dist'))
        .pipe(markdownPdf())
        .pipe(gulp.dest('dist'));
});

gulp.task('odt', function() {
    const src = path.resolve(__dirname, 'docs/src');
    let cmd = 'docker run -u $(id -u) --rm  -v ' + src + ':/data -w /data cloudogu/pandoc:0.6.0 ';
    for (let file of files) {
        cmd += ' ' + file
    }
    cmd += ' -o /data/document.odt';
    execSync(cmd);

    const srcDoc = path.resolve(src, 'document.odt');

    const dist = path.resolve(__dirname, 'dist');
    if (!fs.existsSync(dist)) {
        fs.mkdirSync(dist);
    }
    const distDoc = path.resolve(dist, info.name + '.odt');
    fs.renameSync(srcDoc, distDoc);
});

gulp.task('cloudogu-pdf', function() {
    const tmp = path.resolve(__dirname, '.tmp');
    if (!fs.existsSync(tmp)) {
        fs.mkdirSync(tmp);
    }

    const date = moment().format('YYYY-MM-DD hh:mm:ss');

    let metaContent = '% ' + index.title + '\n';
    metaContent += '% ' + index.author + '\n';
    metaContent += '% Version ' + git.short() + ' vom ' + date;

    const meta = path.resolve(tmp, "meta.md");
    fs.writeFileSync(meta, metaContent);

    const src = path.resolve(__dirname, 'docs/src');
    let cmd = 'docker run -u $(id -u) --rm  -e PLANTUML_SERVER=https://ecosystem.cloudogu.com -v ' + tmp + ':/meta ' +
        '-v ' + src + ':/data cloudogu/doc_template:0.19.0 /meta/meta.md';
    for (let file of files) {
        cmd += ' ' + file;
    }
    execSync(cmd);

    const srcDoc = path.resolve(src, 'document.pdf');

    const dist = path.resolve(__dirname, 'dist');
    if (!fs.existsSync(dist)) {
        fs.mkdirSync(dist);
    }
    const distDoc = path.resolve(dist, info.name + '.pdf');
    fs.renameSync(srcDoc, distDoc);
});

gulp.task('clean', function(){
    gulp.src('./dist', {read: false})
        .pipe(clean());
});

gulp.task('default', ['pdf']);