Files
is-a-dev/utils/validations.js
2022-03-05 12:52:49 +05:30

77 lines
2.3 KiB
JavaScript

const R = require('ramda');
const { VALID_RECORD_TYPES } = require('./constants');
const { or, and, validate, between, testRegex, withLengthEq, withLengthGte } = require('./helpers');
const INVALID_NAMES = require('./invalid-domains.json');
const isValidURL = and([R.is(String), testRegex(/^https?:\/\//ig)]);
const isValidDomain = and([R.is(String), testRegex(/^(([a-z0-9-]+)\.)+[a-z]+$/ig)]);
const validateCnameRecord = type => and([
R.propIs(String, type),
R.compose(withLengthEq(1), R.keys), // CNAME cannot be used with any other record
R.propSatisfies(withLengthGte(4), type),
R.propSatisfies(isValidDomain, type),
]);
const validateARecord = type => and([
R.propIs(Array, type),
R.propSatisfies(withLengthGte(1), type),
]);
const validateMXRecord = type => and([
R.propIs(Array, type),
R.propSatisfies(withLengthGte(1), type),
R.propSatisfies(R.all(isValidDomain), type),
]);
const validateDomainData = validate({
name: {
reason: 'The name of the file is invalid. It must be lowercased, alphanumeric and each component must be more than 2 characters long',
fn: or([
R.equals('@'),
and([
R.is(String),
R.compose(
R.all(and([
R.compose(between(2, 100), R.length),
testRegex(/^[a-z0-9-]+$/g),
R.complement(R.includes(R.__, INVALID_NAMES)),
])),
R.split('.'),
),
])
]),
},
description: { reason: '', fn: R.T, },
repo: { reason: '', fn: R.T, },
owner: {
reason: '`owner` needs valid username and email properties',
fn: and([
R.is(Object),
R.complement(R.isEmpty),
R.where({
username: and([R.is(String), withLengthGte(1)]),
email: R.is(String),
}),
]),
},
record: {
reason: 'Invalid record. CNAME records have to be a host name and A records has to be a list of ips',
fn: and([
R.is(Object),
R.compose(R.isEmpty, R.difference(R.__, VALID_RECORD_TYPES), R.keys),
R.cond([
[R.has('CNAME'), validateCnameRecord('CNAME')],
[R.has('A'), validateARecord('A')],
[R.has('URL'), R.propSatisfies(isValidURL, 'URL')],
[R.has('MX'), validateMXRecord('MX')],
[R.has('TXT'), R.propSatisfies(R.is(String), 'TXT')],
[R.T, R.T],
]),
]),
},
});
module.exports = { validateDomainData, isValidDomain };