mirror of
https://github.com/advplyr/audiobookshelf.git
synced 2024-12-24 19:11:44 +01:00
104 lines
3.0 KiB
JavaScript
104 lines
3.0 KiB
JavaScript
const Path = require('path')
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const fs = require('fs')
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const Logger = require('../Logger')
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const { parseString } = require("xml2js")
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const levenshteinDistance = (str1, str2, caseSensitive = false) => {
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if (!caseSensitive) {
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str1 = str1.toLowerCase()
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str2 = str2.toLowerCase()
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}
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const track = Array(str2.length + 1).fill(null).map(() =>
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Array(str1.length + 1).fill(null));
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for (let i = 0; i <= str1.length; i += 1) {
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track[0][i] = i;
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}
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for (let j = 0; j <= str2.length; j += 1) {
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track[j][0] = j;
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}
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for (let j = 1; j <= str2.length; j += 1) {
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for (let i = 1; i <= str1.length; i += 1) {
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const indicator = str1[i - 1] === str2[j - 1] ? 0 : 1;
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track[j][i] = Math.min(
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track[j][i - 1] + 1, // deletion
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track[j - 1][i] + 1, // insertion
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track[j - 1][i - 1] + indicator, // substitution
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);
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}
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}
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return track[str2.length][str1.length];
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}
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module.exports.levenshteinDistance = levenshteinDistance
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module.exports.isObject = (val) => {
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return val !== null && typeof val === 'object'
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}
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module.exports.comparePaths = (path1, path2) => {
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return path1 === path2 || Path.normalize(path1) === Path.normalize(path2)
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}
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module.exports.getIno = (path) => {
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return fs.promises.stat(path, { bigint: true }).then((data => String(data.ino))).catch((err) => {
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Logger.error('[Utils] Failed to get ino for path', path, err)
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return null
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})
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}
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module.exports.isNullOrNaN = (num) => {
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return num === null || isNaN(num)
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}
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const xmlToJSON = (xml) => {
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return new Promise((resolve, reject) => {
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parseString(xml, (err, results) => {
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if (err) {
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Logger.error(`[xmlToJSON] Error`, err)
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resolve(null)
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} else {
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resolve(results)
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}
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})
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})
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}
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module.exports.xmlToJSON = xmlToJSON
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module.exports.getId = (prepend = '') => {
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var _id = Math.random().toString(36).substring(2, 8) + Math.random().toString(36).substring(2, 8) + Math.random().toString(36).substring(2, 8)
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if (prepend) return prepend + '_' + _id
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return _id
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}
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function elapsedPretty(seconds) {
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var minutes = Math.floor(seconds / 60)
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if (minutes < 70) {
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return `${minutes} min`
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}
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var hours = Math.floor(minutes / 60)
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minutes -= hours * 60
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if (!minutes) {
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return `${hours} hr`
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}
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return `${hours} hr ${minutes} min`
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}
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module.exports.elapsedPretty = elapsedPretty
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function secondsToTimestamp(seconds, includeMs = false) {
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var _seconds = seconds
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var _minutes = Math.floor(seconds / 60)
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_seconds -= _minutes * 60
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var _hours = Math.floor(_minutes / 60)
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_minutes -= _hours * 60
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var ms = _seconds - Math.floor(seconds)
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_seconds = Math.floor(_seconds)
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var msString = '.' + (includeMs ? ms.toFixed(3) : '0.0').split('.')[1]
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if (!_hours) {
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return `${_minutes}:${_seconds.toString().padStart(2, '0')}${msString}`
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}
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return `${_hours}:${_minutes.toString().padStart(2, '0')}:${_seconds.toString().padStart(2, '0')}${msString}`
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}
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module.exports.secondsToTimestamp = secondsToTimestamp
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module.exports.msToTimestamp = (ms, includeMs) => secondsToTimestamp(ms / 1000, includeMs) |