Link to groups from user profile

app/assets/javascripts/discourse/models/user.js

@@ -288,6 +288,11 @@ Discourse.User = Discourse.Model.extend({
         }));
       }
 
+      if (!Em.isEmpty(json.user.custom_groups)) {
+        json.user.custom_groups = json.user.custom_groups.map(function (g) {
+          return Discourse.Group.create(g);
+        });
+      }
       if (json.user.invited_by) {
         json.user.invited_by = Discourse.User.create(json.user.invited_by);
       }

app/assets/javascripts/discourse/templates/user/user.js.handlebars

@@ -43,6 +43,14 @@
 
           <div class='bio'>{{{bio_cooked}}}</div>
 
+          {{#if custom_groups}}
+          <div class='groups'>
+            {{#each custom_groups}}
+              {{#link-to 'group' this}}{{name}}{{/link-to}}
+            {{/each}}
+          </div>
+          {{/if}}
+
           {{#if isSuspended}}
             <div class='suspended'>
               <i class='fa fa-ban'></i>

app/models/user.rb

@@ -98,6 +98,10 @@ class User < ActiveRecord::Base
     3..15
   end
 
+  def custom_groups
+    groups.where(automatic: false)
+  end
+
   def self.username_available?(username)
     lower = username.downcase
     User.where(username_lower: lower).blank?

app/serializers/user_serializer.rb

@@ -22,6 +22,7 @@ class UserSerializer < BasicUserSerializer
              :suspended_till
 
   has_one :invited_by, embed: :object, serializer: BasicUserSerializer
+  has_many :custom_groups, embed: :object, serializer: BasicGroupSerializer
 
   def self.private_attributes(*attrs)
     attributes(*attrs)