build-scripts/render-embedded-chat.js

   1 #!/usr/bin/env node
   2 'use strict';
   3
   4 const Promise = require('bluebird');
   5 const express = require('express');
   6 const fs = require('fs-extra');
   7 const outputFile = Promise.promisify(fs.outputFile);
   8 const expressHbs = require('express-hbs');
   9 const resolveStatic = require('../server/web/resolve-static');
  10 require('../server/web/register-helpers')(expressHbs);
  11 const shutdown = require('shutdown');
  12
  13 var opts = require('yargs')
  14   .option('output', {
  15     alias: 'o',
  16     required: true,
  17     description: 'Output'
  18   })
  19   .option('android', {
  20     type: 'boolean',
  21     default: false,
  22     description: 'Output'
  23   })
  24   .help('help')
  25   .alias('help', 'h').argv;
  26
  27 function die(err) {
  28   console.error('Unable to render', err);
  29   process.exit(1);
  30 }
  31
  32 const app = express();
  33
  34 app.engine(
  35   'hbs',
  36   expressHbs.express3({
  37     partialsDir: resolveStatic('/templates/partials'),
  38     onCompile: function(exhbs, source) {
  39       return exhbs.handlebars.compile(source, { preventIndent: true });
  40     },
  41     layoutsDir: resolveStatic('/layouts'),
  42     contentHelperName: 'content'
  43   })
  44 );
  45
  46 app.set('view engine', 'hbs');
  47 app.set('views', resolveStatic('/templates'));
  48
  49 app.render(
  50   'mobile/native-embedded-chat-app',
  51   {
  52     isAndroidBuild: opts.android
  53   },
  54   function(err, html) {
  55     if (err) {
  56       die(err);
  57     }
  58
  59     outputFile(opts.output, html, { encoding: 'utf8' })
  60       .catch(die)
  61       .then(() => {
  62         shutdown.shutdownGracefully();
  63       });
  64   }
  65 );