add preferedLanguage

packages/strapi-admin/controllers/user.js

@@ -17,7 +17,13 @@ module.exports = {
       return ctx.badRequest('ValidationError', err);
     }
 
-    const attributes = _.pick(body, ['firstname', 'lastname', 'email', 'roles']);
+    const attributes = _.pick(body, [
+      'firstname',
+      'lastname',
+      'email',
+      'roles',
+      'preferedLanguage',
+    ]);
 
     const userAlreadyExists = await strapi.admin.services.user.exists({
       email: attributes.email,

packages/strapi-admin/models/User.settings.json

@@ -70,6 +70,11 @@
       "default": false,
       "configurable": false,
       "private": true
+    },
+    "preferedLanguage": {
+      "type": "string",
+      "configurable": false,
+      "required": false
     }
   }
 }

packages/strapi-admin/validation/user.js

@@ -12,6 +12,7 @@ const userCreationSchema = yup
     firstname: validators.firstname.required(),
     lastname: validators.lastname.required(),
     roles: validators.roles.min(1),
+    preferedLanguage: yup.string().nullable(),
   })
   .noUnknown();
 
@@ -27,6 +28,7 @@ const profileUpdateSchema = yup
     lastname: validators.lastname.notNull(),
     username: validators.username.nullable(),
     password: validators.password.notNull(),
+    preferedLanguage: yup.string().nullable(),
   })
   .noUnknown();