Show parent group members for nested group

app/controllers/groups/group_members_controller.rb

@@ -9,7 +9,7 @@ class Groups::GroupMembersController < Groups::ApplicationController
     @sort = params[:sort].presence || sort_value_name
     @project = @group.projects.find(params[:project_id]) if params[:project_id]
 
-    @members = @group.group_members
+    @members = GroupMembersFinder.new(@group).execute
     @members = @members.non_invite unless can?(current_user, :admin_group, @group)
     @members = @members.search(params[:search]) if params[:search].present?
     @members = @members.sort(@sort)

app/finders/group_members_finder.rb

+class GroupMembersFinder < Projects::ApplicationController
+  def initialize(group)
+    @group = group
+  end
+
+  def execute
+    group_members = @group.members
+
+    return group_members unless @group.parent
+
+    parents_members = GroupMember.non_request.
+      where(source_id: @group.ancestors.select(:id)).
+      where.not(user_id: @group.users.select(:id))
+
+    wheres = ["members.id IN (#{group_members.select(:id).to_sql})"]
+    wheres << "members.id IN (#{parents_members.select(:id).to_sql})"
+
+    GroupMember.where(wheres.join(' OR '))
+  end
+end

app/models/group.rb

@@ -206,7 +206,7 @@ class Group < Namespace
   end
 
   def members_with_parents
-    GroupMember.where(requested_at: nil, source_id: ancestors.map(&:id).push(id))
+    GroupMember.non_request.where(source_id: ancestors.map(&:id).push(id))
   end
 
   def users_with_parents

app/models/member.rb

@@ -47,6 +47,7 @@ class Member < ActiveRecord::Base
   scope :invite, -> { where.not(invite_token: nil) }
   scope :non_invite, -> { where(invite_token: nil) }
   scope :request, -> { where.not(requested_at: nil) }
+  scope :non_request, -> { where(requested_at: nil) }
 
   scope :has_access, -> { active.where('access_level > 0') }
 

app/views/shared/members/_member.html.haml

@@ -19,9 +19,9 @@
         %label.label.label-danger
           %strong Blocked
 
-      - if source.instance_of?(Group) && !@group
+      - if source.instance_of?(Group) && source != @group
         ·
-        = link_to source.name, source, class: "member-group-link"
+        = link_to source.full_name, source, class: "member-group-link"
 
       .hidden-xs.cgray
         - if member.request?
@@ -44,8 +44,9 @@
           = link_to member.created_by.name, user_path(member.created_by)
         = time_ago_with_tooltip(member.created_at)
   - if show_roles
+    - current_resource = @project || @group
     .controls.member-controls
-      - if show_controls && (member.respond_to?(:group) && @group) || (member.respond_to?(:project) && @project)
+      - if show_controls && member.source == current_resource
         - if user != current_user
           = form_for member, remote: true, html: { class: 'form-horizontal js-edit-member-form' } do |f|
             = f.hidden_field :access_level

spec/features/groups/members/list_spec.rb

+require 'spec_helper'
+
+feature 'Groups members list', feature: true do
+  let(:user1) { create(:user, name: 'John Doe') }
+  let(:user2) { create(:user, name: 'Mary Jane') }
+  let(:group) { create(:group) }
+  let(:nested_group) { create(:group, parent: group) }
+
+  background do
+    login_as(user1)
+  end
+
+  scenario 'show members from current group and parent' do
+    group.add_developer(user1)
+    nested_group.add_developer(user2)
+
+    visit group_group_members_path(nested_group)
+
+    expect(first_row.text).to include(user1.name)
+    expect(second_row.text).to include(user2.name)
+  end
+
+  scenario 'show user once if member of both current group and parent' do
+    group.add_developer(user1)
+    nested_group.add_developer(user1)
+
+    visit group_group_members_path(nested_group)
+
+    expect(first_row.text).to include(user1.name)
+    expect(second_row).to be_blank
+  end
+
+  def first_row
+    page.all('ul.content-list > li')[0]
+  end
+
+  def second_row
+    page.all('ul.content-list > li')[1]
+  end
+end

spec/finders/group_members_finder_spec.rb

+require 'spec_helper'
+
+describe GroupMembersFinder, '#execute' do
+  let(:group)        { create(:group) }
+  let(:nested_group) { create(:group, :access_requestable, parent: group) }
+  let(:user1)        { create(:user) }
+  let(:user2)        { create(:user) }
+  let(:user3)        { create(:user) }
+  let(:user4)        { create(:user) }
+
+  it 'returns members for top-level group' do
+    member1 = group.add_master(user1)
+    member2 = group.add_master(user2)
+    member3 = group.add_master(user3)
+
+    result = described_class.new(group).execute
+
+    expect(result.to_a).to eq([member3, member2, member1])
+  end
+
+  it 'returns members for nested group' do
+    group.add_master(user2)
+    nested_group.request_access(user4)
+    member1 = group.add_master(user1)
+    member3 = nested_group.add_master(user2)
+    member4 = nested_group.add_master(user3)
+
+    result = described_class.new(nested_group).execute
+
+    expect(result.to_a).to eq([member4, member3, member1])
+  end
+end

spec/models/member_spec.rb

@@ -129,6 +129,14 @@ describe Member, models: true do
       it { expect(described_class.request).not_to include @accepted_request_member }
     end
 
+    describe '.non_request' do
+      it { expect(described_class.non_request).to include @master }
+      it { expect(described_class.non_request).to include @invited_member }
+      it { expect(described_class.non_request).to include @accepted_invite_member }
+      it { expect(described_class.non_request).not_to include @requested_member }
+      it { expect(described_class.non_request).to include @accepted_request_member }
+    end
+
     describe '.developers' do
       subject { described_class.developers.to_a }