cray/bin/cray.js

Epub parser

#! /usr/bin/env node
/**
 * @author: Akshay Singh
 * @date: 11/21/2015
 * @company: Matter Inc
 */

var cray = require('commander');
var _ = require('lodash');
var Parser = require('../index');
var exec = require('child_process').exec;
var Table = require('cli-table');
var chalk = require('chalk');
var path = require('path');
var appPath = require('app-root-path');

function files(val) {
  return val.split(',');
}

cray
  .version('0.0.1')
  .option('-v, --verbose', "Validate using IDPF epubcheck tool.")
  .option('-e, --epubs [<path(s)>]', "Specify epub files to parse.", files, '')
  .parse(process.argv);

if (!_.isEmpty(cray.epubs)) {
  if (!cray.verbose) {
    var epubs = Parser(cray.epubs);
    var table = new Table({
      head: ['Epub Name', 'Directory', 'Status'],
      style: {head: ['blue']}
    });

    epubs.on('READY', function() {
      _.each(epubs.queue, function(epub) {
        table.push([epub.baseName, epub.dirName, (epub.error) ? chalk.red(epub.error.message) : chalk.green('Valid')]);
      });

      console.log(table.toString());
    });
  } else {
    _.each(cray.epubs, function(epub) {
      var isWin = /^win/.test(process.platform),
        jarPath = isWin ? appPath.resolve('node_modules/cray/epubcheck/epubcheck.jar') :
          appPath.resolve('/epubcheck/epubcheck.jar'),
        command = 'java -jar ' + jarPath + ' ';

      command += epub + ' -q';
      exec(command, function(error, stdout, stderr) {
        console.log('\n' + chalk.blue(epub));
        if (error) {
          if (/(ERROR|FATAL|WARNING)/.test(stderr)) {
            _.each(stderr.split('\n'), function(info) {
              var message = info.split(':'), type = message[0], text = message[2];
              var color = '';

              if (/(ERROR)/.test(info)) {color = chalk.white.bgYellow.bold(type)}
              if (/(FATAL)/.test(info)) {color = chalk.white.bgRed.bold(type)}
              if (/(WARNING)/.test(info)) {color = chalk.white.bgCyan.bold(type)}

              if (text) {console.log('> ' + color + ' ' + text);}
            });
            return null;

          } else if (stderr) {
            return console.log(' ' + stderr);
          }
        }

        console.log(' ' + (_.isEmpty(stdout)) ? chalk.green(' Valid EPUB!') : stdout);
      });
    });
  }

} else {
  cray.help();

}