93 lines
2.7 KiB
JavaScript
93 lines
2.7 KiB
JavaScript
// requirements
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const path = require('path');
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const async = require('async');
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const fse = require('fs-extra');
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const recursive = require('recursive-readdir');
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const progress = require('progress');
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// create path for target file
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function getPathByMetadata(source, output, metadata, callback) {
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// define directory
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let filePath = path.normalize(output);
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if (metadata.albumartist && metadata.albumartist.length > 0) {
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let tmp;
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const artistCount = metadata.albumartist.length;
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for (let counter = 0; counter < artistCount; counter++) {
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if (counter > 0) {
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tmp += ' - ' + metadata.albumartist[counter];
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} else {
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tmp = metadata.albumartist[counter];
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}
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}
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filePath = path.join(filePath, tmp);
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} else {
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filePath = path.join(filePath, metadata.artist[0]);
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}
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if (metadata.album) {
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filePath = path.join(filePath, metadata.album);
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}
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// define filename
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let fileName = '';
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if (metadata.disk.no) {
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fileName += frontFill(metadata.disk.no, '0', 2);
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}
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if (metadata.track.no) {
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if (fileName) {
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fileName += '-' + frontFill(metadata.track.no, '0', 2) + ' ';
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} else {
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fileName += frontFill(metadata.track.no, '0', 2) + ' ';
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}
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}
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if (metadata.artist) {
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fileName += metadata.artist[0] + ' - ';
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}
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if (metadata.title) {
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fileName += metadata.title;
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}
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// append extension
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fileName += path.extname(source);
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// join directory and name
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callback(null, path.join(filePath, fileName));
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}
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// create target directory and move the file
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function moveFile(source, target, callback) {
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async.series([
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function (asyncCallback) {
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fse.mkdirs(path.dirname(target), asyncCallback);
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},
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function (asyncCallback) {
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fse.move(source, target, asyncCallback);
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}
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], function (err, results) {
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if (err) {
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return callback(err);
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}
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callback();
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});
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}
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// fill a string beginning from the front
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function frontFill(string, fill, length) {
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while (string.toString().length < length) {
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string = fill + string;
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}
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return string;
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}
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// list files in directory
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function readDirRecursive(where, extension, callback) {
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if (extension.indexOf('.') !== 0) {
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extension = '.' + extension;
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}
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recursive(where, [ignoreFilter], callback);
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function ignoreFilter(file, stats) {
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return !stats.isDirectory() && extension.indexOf(path.extname(file)) === -1;
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}
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}
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// api
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exports.getPathByMetadata = getPathByMetadata;
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exports.moveFile = moveFile;
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exports.frontFill = frontFill;
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exports.readDirRecursive = readDirRecursive; |