feat: adds support for dots in subdomain names

docs/domains-json.md

@@ -4,6 +4,9 @@ To register `my-domain.is-a.dev`, you need to create a `domains/my-domain.json`
 
 ### Filename
 The file name must pass the following criteria -
+
+> NOTE: You can use `.` (dots) in your file name (for registering `blog.mysubdomain.is-a.dev`) but each of the following criteria must be valid for all part of your subdomain
+
 * Must be alpha-numeric in lowercase with dashes as seperators
 * Must be more than 2 characters long
 * Must have a `.json` file extension
@@ -25,7 +28,7 @@ In the owner object, the fields `username` and `email` are required. You can how
 }
 ```
 
-If you don't wish to share your email address here, please share your twitter or any other social media account.
+If you don't wish to share your email address here, please share your twitter, discord or any other social media account.
 ```json
 {
   "owner": {

tests/validations.test.js

@@ -55,6 +55,9 @@ describe('validateDomainData', () => {
     { ...defaultDomain, record: { CNAME: 'foobar.com', MX: ['ALT4.ASPMX.L.GOOGLE.COM'] } },
     ...INVALID_NAMES.map(name => ({ ...defaultDomain, name })).slice(0, 1),
     { ...defaultDomain, record: { TXT: ['foobar wow nice!!!'] } },
+    { ...defaultDomain, name: 'a.b' },
+    { ...defaultDomain, name: 'ww2.baa' },
+    { ...defaultDomain, name: 'help.baa' },
   ];
 
   const validCases = [
@@ -73,6 +76,8 @@ describe('validateDomainData', () => {
     { ...defaultDomain, record: { MX: ['ALT4.ASPMX.L.GOOGLE.COM'] } },
     { ...defaultDomain, record: { TXT: 'foobar wow nice!!!' } },
     { ...defaultDomain, record: { A: ['1.1.1.1'], MX: ['mx1.example.com'] } },
+    { ...defaultDomain, name: 'gogo.foo.bar' },
+    { ...defaultDomain, name: 'ww9.baa' },
   ];
 
   it('should return false for invalid data', () => {

utils/validations.js

@@ -5,7 +5,7 @@ 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]+$/ig)]);
+const isValidDomain = and([R.is(String), testRegex(/^(([a-z0-9-]+)\.)+[a-z]+$/ig)]);
 
 const validateCnameRecord = type => and([
   R.propIs(String, type),
@@ -27,13 +27,19 @@ const validateMXRecord = type => and([
 
 const validateDomainData = validate({
   name: {
-    reason: 'The name of the file is invalid. It must be lowercased, alphanumeric and more than 2 characters long',
+    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.compose(between(2, 100), R.length),
+        R.is(String),
-        testRegex(/^[a-z0-9-]+$/g),
+        R.compose(
-        R.complement(R.includes(R.__, INVALID_NAMES)),
+          R.all(and([
+            R.compose(between(2, 100), R.length),
+            testRegex(/^[a-z0-9-]+$/g),
+            R.complement(R.includes(R.__, INVALID_NAMES)),
+          ])),
+          R.split('.'),
+        ),
       ])
     ]),
   },