Change project view default for existing users and anonymous visitors to files+readme

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/controllers/projects_controller.rb

@@ -345,7 +345,11 @@ class ProjectsController < Projects::ApplicationController
   end
 
   def project_view_files?
-    current_user && current_user.project_view == 'files'
+    if current_user
+      current_user.project_view == 'files'
+    else
+      project_view_files_allowed?
+    end
   end
 
   # Override extract_ref from ExtractsPath, which returns the branch and file path
@@ -359,4 +363,8 @@ class ProjectsController < Projects::ApplicationController
   def get_id
     project.repository.root_ref
   end
+
+  def project_view_files_allowed?
+    !project.empty_repo? && can?(current_user, :download_code, project)
+  end
 end

app/helpers/preferences_helper.rb

@@ -63,6 +63,10 @@ module PreferencesHelper
   end
 
   def anonymous_project_view
-    @project.empty_repo? || !can?(current_user, :download_code, @project) ? 'activity' : 'readme'
+    if !@project.empty_repo? && can?(current_user, :download_code, @project)
+      'files'
+    else
+      'activity'
+    end
   end
 end

changelogs/unreleased/dz-fix-project-view.yml

+---
+title: Change project view default for existing users and anonymous visitors to files+readme
+merge_request: 10498
+author:

db/post_migrate/20170406142253_migrate_user_project_view.rb

+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class MigrateUserProjectView < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  def up
+    update_column_in_batches(:users, :project_view, 2) do |table, query|
+      query.where(table[:project_view].eq(0))
+    end
+  end
+
+  def down
+    # Nothing can be done to restore old values
+  end
+end

spec/helpers/preferences_helper_spec.rb

@@ -86,10 +86,10 @@ describe PreferencesHelper do
       context 'when repository is not empty' do
         let(:project) { create(:project, :public, :repository) }
 
-        it 'returns readme if user has repository access' do
+        it 'returns files and readme if user has repository access' do
           allow(helper).to receive(:can?).with(nil, :download_code, project).and_return(true)
 
-          expect(helper.default_project_view).to eq('readme')
+          expect(helper.default_project_view).to eq('files')
         end
 
         it 'returns activity if user does not have repository access' do

spec/migrations/migrate_user_project_view_spec.rb

+# encoding: utf-8
+
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20170406142253_migrate_user_project_view.rb')
+
+describe MigrateUserProjectView do
+  let(:migration) { described_class.new }
+  let!(:user) { create(:user, project_view: 'readme') }
+
+  describe '#up' do
+    it 'updates project view setting with new value' do
+      migration.up
+
+      expect(user.reload.project_view).to eq('files')
+    end
+  end
+end