md-movie-utils/src/parser.js

The ultimate utility to get any information about a movie

import ptn from 'parse-torrent-name';

class Parser {
  /**
   * @constructor
   */
  constructor() {
    this.formats = {
      SPACE_FORMAT: /(.+)\s(\d{4})/,
      BRACES_FORMAT: /(.+)\s?\((\d{4})\)/,
      DOT_FORMAT: /([^.]+)\.(\d{4})/
    }
  }

  /**
   * Get movie name, year, resolution, quality and different info from a torrent file name.
   * Powered by parse-torrent-name module.
   * @param {string} movieFileName Movie file torrent name
   * @returns {object} The movie info
   */
  parseFromTorrentFileName(movieFileName) {
    movieFileName = movieFileName.replace(/\.(mp4|mkv|avi|wmv|flv)/, '');
    let rawInfo = ptn(movieFileName);
    if (!rawInfo.title || !rawInfo.year) {
      throw new Error('Movie info parsing failed');
    }

    return rawInfo;
  }

  /**
   * Get a movie name & year from its filename that complies to certain format
   * @param {string} movieFileName
   * @param format Any of the format value from `parser.formats`
   * @example
   * parser.parse('Batman Begins (2005)', parser.formats.BRACES_FORMAT)
   * @returns {object} An object with movie name & year
   */
  parseMovieNameAndYear(movieFileName, format) {
    let match = movieFileName.match(format);
    if (match) {
      return {
        title: match[1].trim(),
        year: match[2].trim()
      }
    } else {
      throw new Error('Movie info parsing failed');
    }
  }
}

module.exports = Parser;