unfluff/lib/cli.js

A web page content extractor

// Generated by CoffeeScript 2.0.0-beta7
void function () {
  var argv, argvParser, extractor, file, fs, html, language, version;
  fs = require('fs');
  extractor = require('./unfluff');
  argvParser = require('optimist').usage('unfluff [OPTIONS] [FILE_NAME]').options({
    version: {
      alias: 'v',
      describe: 'Show version information',
      boolean: true
    },
    help: {
      alias: 'h',
      describe: 'Show this. See: https://github.com/ageitgey/node-unfluff',
      boolean: true
    },
    lang: { describe: 'Override language auto-detection. Valid values are en, es, fr, etc.' }
  });
  argv = argvParser.argv;
  if (argv.version) {
    version = require('../package.json').version;
    process.stdout.write('' + version + '\n');
    process.exit(0);
  }
  if (argv.help) {
    argvParser.showHelp();
    process.exit(0);
  }
  language = void 0;
  if (argv.lang)
    language = argv.lang;
  file = argv._.shift();
  html = '';
  if (file) {
    html = fs.readFileSync(file).toString();
    process.stdout.write(JSON.stringify(extractor(html, language)));
  } else {
    process.stdin.setEncoding('utf8');
    process.stdin.on('readable', function () {
      var chunk;
      chunk = process.stdin.read();
      if (chunk !== null)
        return html += chunk;
    });
    process.stdin.on('end', function () {
      return process.stdout.write(JSON.stringify(extractor(html, language)));
    });
  }
}.call(this);