Allow public repo searching

app/controllers/search_controller.rb

@@ -3,16 +3,7 @@ class SearchController < ApplicationController
     project_id = params[:project_id]
     group_id = params[:group_id]
 
-    project_ids = current_user.authorized_projects.map(&:id)
-
-    if group_id.present?
-      @group = Group.find(group_id)
-      group_project_ids = @group.projects.map(&:id)
-      project_ids.select! { |id| group_project_ids.include?(id)}
-    elsif project_id.present?
-      @project = Project.find(params[:project_id])
-      project_ids.select! { |id| id == project_id.to_i}
-    end
+    project_ids = find_project_ids(group_id, project_id)
 
     result = SearchContext.new(project_ids, params).execute
 
@@ -23,4 +14,18 @@ class SearchController < ApplicationController
     @blobs          = Kaminari.paginate_array(result[:blobs]).page(params[:page]).per(20)
     @total_results = @projects.count + @merge_requests.count + @issues.count + @wiki_pages.count + @blobs.total_count
   end
+
+  def find_project_ids(group_id, project_id)
+    project_ids = current_user.authorized_projects.map(&:id)
+
+    if group_id.present?
+      @group = Group.find(group_id)
+      group_project_ids = @group.projects.map(&:id)
+      project_ids.select! { |id| group_project_ids.include?(id) }
+    elsif project_id.present?
+      @project = Project.find(project_id)
+      project_ids = @project.public ? [@project.id] : project_ids.select { |id| id == project_id.to_i }
+    end
+    project_ids
+  end
 end

spec/controllers/search_controller_spec.rb

+require 'spec_helper'
+
+describe SearchController do
+  let(:project) { create(:project, public: true) }
+  let(:user) { create(:user) }
+
+  before do
+    sign_in(user)
+  end
+
+  describe '#find_project_ids' do
+    it 'should include public projects ids when searching within a single project' do
+      project_ids = controller.find_project_ids(nil, project.id)
+      project_ids.size.should == 1
+      project_ids[0].should == project.id
+    end
+  end
+end