Allow dots in username. Closes #116

client/src/utils/validator.js

@@ -1,4 +1,4 @@
-const USERNAME_REGEX = /^[a-zA-Z0-9]+(_?[a-zA-Z0-9])*$/;
+const USERNAME_REGEX = /^[a-zA-Z0-9]+((_|\.)?[a-zA-Z0-9])*$/;
 
 // eslint-disable-next-line import/prefer-default-export
 export const isUsername = (string) => {

server/api/controllers/access-tokens/create.js

@@ -17,7 +17,9 @@ module.exports = {
       custom: (value) =>
         value.includes('@')
           ? validator.isEmail(value)
-          : value.length >= 3 && value.length <= 16 && /^[a-zA-Z0-9]+(_?[a-zA-Z0-9])*$/.test(value),
+          : value.length >= 3 &&
+            value.length <= 16 &&
+            /^[a-zA-Z0-9]+((_|\.)?[a-zA-Z0-9])*$/.test(value),
       required: true,
     },
     password: {

server/api/controllers/users/create.js

@@ -27,7 +27,7 @@ module.exports = {
       isNotEmptyString: true,
       minLength: 3,
       maxLength: 16,
-      regex: /^[a-zA-Z0-9]+(_?[a-zA-Z0-9])*$/,
+      regex: /^[a-zA-Z0-9]+((_|\.)?[a-zA-Z0-9])*$/,
       allowNull: true,
     },
     phone: {

server/api/controllers/users/update-username.js

@@ -23,7 +23,7 @@ module.exports = {
       isNotEmptyString: true,
       minLength: 3,
       maxLength: 16,
-      regex: /^[a-zA-Z0-9]+(_?[a-zA-Z0-9])*$/,
+      regex: /^[a-zA-Z0-9]+((_|\.)?[a-zA-Z0-9])*$/,
       allowNull: true,
     },
     currentPassword: {

server/api/models/User.js

@@ -34,7 +34,7 @@ module.exports = {
       isNotEmptyString: true,
       minLength: 3,
       maxLength: 16,
-      regex: /^[a-zA-Z0-9]+(_?[a-zA-Z0-9])*$/,
+      regex: /^[a-zA-Z0-9]+((_|\.)?[a-zA-Z0-9])*$/,
       allowNull: true,
     },
     avatarDirname: {