mirror of
https://github.com/advplyr/audiobookshelf.git
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111 lines
3.5 KiB
JavaScript
111 lines
3.5 KiB
JavaScript
//
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// This takes a string and parsed out first and last names
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// accepts comma separated lists e.g. "Jon Smith, Jane Smith" or "Smith, Jon, Smith, Jane"
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// can be separated by "&" e.g. "Jon Smith & Jane Smith" or "Smith, Jon & Smith, Jane"
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//
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const parseFullName = require('./parseFullName')
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function parseName(name) {
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var parts = parseFullName(name)
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var firstName = parts.first
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if (firstName && parts.middle) firstName += ' ' + parts.middle
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return {
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first_name: firstName,
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last_name: parts.last
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}
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}
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// Check if this name segment is of the format "Last, First" or "First Last"
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// return true is "Last, First"
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function checkIsALastName(name) {
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if (!name.includes(' ')) return true // No spaces must be a Last name
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var parsed = parseFullName(name)
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if (!parsed.first) return true // had spaces but not a first name i.e. "von Mises", must be last name only
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return false
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}
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// Handle name already in First Last format and return Last, First
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module.exports.nameToLastFirst = (firstLast) => {
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var nameObj = parseName(firstLast)
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if (!nameObj.last_name) return nameObj.first_name
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else if (!nameObj.first_name) return nameObj.last_name
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return `${nameObj.last_name}, ${nameObj.first_name}`
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}
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/**
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* Parses a name string into an array of names
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*
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* @param {string} nameString - The name string to parse
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* @returns {{ names: string[] }} Array of names
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*/
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module.exports.parse = (nameString) => {
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if (!nameString) return null
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let splitNames = []
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const isCommaSeparated = nameString.includes(',')
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// Example &LF: Friedman, Milton & Friedman, Rose
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if (nameString.includes('&')) {
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nameString.split('&').forEach((asa) => (splitNames = splitNames.concat(asa.split(','))))
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} else if (nameString.includes(' and ')) {
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nameString.split(' and ').forEach((asa) => (splitNames = splitNames.concat(asa.split(','))))
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} else if (nameString.includes(';')) {
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nameString.split(';').forEach((asa) => (splitNames = splitNames.concat(asa.split(','))))
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} else {
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splitNames = nameString.split(',')
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}
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if (splitNames.length) splitNames = splitNames.map((a) => a.trim())
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// If names are in Chinese，Japanese and Korean languages, return as is.
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if (/[\u4e00-\u9fff\u3040-\u30ff\u31f0-\u31ff]/.test(splitNames[0])) {
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return {
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names: splitNames
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}
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}
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let names = []
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// 1 name FIRST LAST
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if (splitNames.length === 1) {
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names.push(parseName(nameString))
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} else {
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// Determines whether this is formatted as last, first or first last (only if using comma separator)
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// Example: "Smith; James Jones" -> ["Smith", "James Jones"]
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let firstChunkIsALastName = !isCommaSeparated ? false : checkIsALastName(splitNames[0])
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let isEvenNum = splitNames.length % 2 === 0
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if (!isEvenNum && firstChunkIsALastName) {
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splitNames = splitNames.slice(0, splitNames.length - 1)
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}
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if (firstChunkIsALastName) {
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var num = splitNames.length / 2
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for (let i = 0; i < num; i++) {
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var last = splitNames.shift()
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var first = splitNames.shift()
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names.push({
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first_name: first,
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last_name: last
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})
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}
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} else {
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splitNames.forEach((segment) => {
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names.push(parseName(segment))
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})
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}
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}
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// Filter out names that have no first and last
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names = names.filter((n) => n.first_name || n.last_name)
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// Set name strings and remove duplicates
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const namesArray = [...new Set(names.map((a) => (a.first_name ? `${a.first_name} ${a.last_name}` : a.last_name)))]
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return {
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names: namesArray // Array of first last
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}
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}
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