#!/usr/bin/env node /* jslint node: true */ /* eslint-disable no-console */ 'use strict'; // :TODO: Make this it's own sep tool/repo const exiftool = require('exiftool'); const fs = require('graceful-fs'); const moment = require('moment'); const TOOL_VERSION = '1.0.0.0'; // map fileTypes -> handlers const FILETYPE_HANDLERS = {}; [ 'AIFF', 'APE', 'FLAC', 'OGG', 'MP3' ].forEach(ext => FILETYPE_HANDLERS[ext] = audioFile); [ 'PDF', 'DOC', 'DOCX', 'DOCM', 'ODB', 'ODC', 'ODF', 'ODG', 'ODI', 'ODP', 'ODS', 'ODT' ].forEach(ext => FILETYPE_HANDLERS[ext] = documentFile); [ 'PNG', 'JPEG', 'GIF', 'WEBP', 'XCF' ].forEach(ext => FILETYPE_HANDLERS[ext] = imageFile); [ 'MP4', 'MOV', 'AVI', 'MKV', 'MPG', 'MPEG', 'M4V', 'WMV' ].forEach(ext => FILETYPE_HANDLERS[ext] = videoFile); function audioFile(metadata) { // nothing if we don't know at least the author or title if(!metadata.author && !metadata.title) { return; } let desc = `${metadata.artist||'Unknown Artist'} - ${metadata.title||'Unknown'} (`; if(metadata.year) { desc += `${metadata.year}, `; } desc += `${metadata.audioBitrate})`; return desc; } function videoFile(metadata) { return `${metadata.fileType} video(${metadata.imageSize}px, ${metadata.duration}, ${metadata.audioBitsPerSample}/${metadata.audioSampleRate} audio)`; } function documentFile(metadata) { // nothing if we don't know at least the author or title if(!metadata.author && !metadata.title) { return; } let desc = `${metadata.author||'Unknown Author'} - ${metadata.title||'Unknown'}`; const created = moment(metadata.createdate); if(created.isValid()) { desc += ` (${created.format('YYYY')})`; } return desc; } function imageFile(metadata) { let desc = `${metadata.fileType} image (`; if(metadata.animationIterations) { desc += 'Animated, '; } desc += `${metadata.imageSize}px`; const created = moment(metadata.createdate); if(created.isValid()) { desc += `, ${created.format('YYYY')})`; } else { desc += ')'; } return desc; } function main() { const argv = exports.argv = require('minimist')(process.argv.slice(2), { alias : { h : 'help', v : 'version', } }); if(argv.version) { console.info(TOOL_VERSION); return 0; } if(0 === argv._.length || argv.help) { console.info('usage: exiftool2desc.js [--version] [--help] PATH'); return 0; } const path = argv._[0]; fs.readFile(path, (err, data) => { if(err) { return -1; } exiftool.metadata(data, (err, metadata) => { if(err) { return -1; } const handler = FILETYPE_HANDLERS[metadata.fileType]; if(!handler) { return -1; } const info = handler(metadata); if(!info) { return -1; } console.info(info); return 0; }); }); } return main();