'use strict'
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const querystring = require('querystring')
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const url = require('url')
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const { DN } = require('@ldapjs/dn')
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const filter = require('@ldapjs/filter')
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module.exports = {
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parse: function (urlStr, parseDN) {
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let parsedURL
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try {
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parsedURL = new url.URL(urlStr)
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} catch (error) {
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throw new TypeError(urlStr + ' is an invalid LDAP url (scope)')
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}
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if (!parsedURL.protocol || !(parsedURL.protocol === 'ldap:' || parsedURL.protocol === 'ldaps:')) { throw new TypeError(urlStr + ' is an invalid LDAP url (protocol)') }
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const u = {
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protocol: parsedURL.protocol,
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hostname: parsedURL.hostname,
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port: parsedURL.port,
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pathname: parsedURL.pathname,
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search: parsedURL.search,
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href: parsedURL.href
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}
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u.secure = (u.protocol === 'ldaps:')
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if (!u.hostname) { u.hostname = 'localhost' }
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if (!u.port) {
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u.port = (u.secure ? 636 : 389)
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} else {
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u.port = parseInt(u.port, 10)
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}
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if (u.pathname) {
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u.pathname = querystring.unescape(u.pathname.substr(1))
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u.DN = parseDN ? DN.fromString(u.pathname) : u.pathname
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}
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if (u.search) {
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u.attributes = []
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const tmp = u.search.substr(1).split('?')
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if (tmp && tmp.length) {
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if (tmp[0]) {
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tmp[0].split(',').forEach(function (a) {
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u.attributes.push(querystring.unescape(a.trim()))
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})
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}
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}
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if (tmp[1]) {
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if (tmp[1] !== 'base' && tmp[1] !== 'one' && tmp[1] !== 'sub') { throw new TypeError(urlStr + ' is an invalid LDAP url (scope)') }
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u.scope = tmp[1]
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}
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if (tmp[2]) {
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u.filter = querystring.unescape(tmp[2])
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}
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if (tmp[3]) {
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u.extensions = querystring.unescape(tmp[3])
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}
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if (!u.scope) { u.scope = 'base' }
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if (!u.filter) { u.filter = filter.parseString('(objectclass=*)') } else { u.filter = filter.parseString(u.filter) }
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}
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return u
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}
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}
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