Merge branch '20137-starrers' into 'master'

Add possibilty to view starrers ("stargazers") of a repository & any user's starred repositories

Closes #20137

See merge request gitlab-org/gitlab-ce!24690

2 files changed, 34 insertions, 0 deletions

diff --git a/lib/api/entities.rb b/lib/api/entities.rb
index 2f5ce3d4003..643b53f5e63 100644
--- a/lib/api/entities.rb
+++ b/lib/api/entities.rb
@@ -77,6 +77,11 @@ module API
       expose :last_activity_on, as: :last_activity_at # Back-compat
     end
 
+    class UserStarsProject < Grape::Entity
+      expose :starred_since
+      expose :user, using: Entities::UserBasic
+    end
+
     class Identity < Grape::Entity
       expose :provider, :extern_uid
     end
diff --git a/lib/api/projects.rb b/lib/api/projects.rb
index 0923d31f5ff..996205d4b7b 100644
--- a/lib/api/projects.rb
+++ b/lib/api/projects.rb
@@ -115,6 +115,22 @@ module API
 
         present_projects load_projects
       end
+
+      desc 'Get projects starred by a user' do
+        success Entities::BasicProjectDetails
+      end
+      params do
+        requires :user_id, type: String, desc: 'The ID or username of the user'
+        use :collection_params
+        use :statistics_params
+      end
+      get ":user_id/starred_projects" do
+        user = find_user(params[:user_id])
+        not_found!('User') unless user
+
+        starred_projects = StarredProjectsFinder.new(user, params: project_finder_params, current_user: current_user).execute
+        present_projects starred_projects
+      end
     end
 
     resource :projects do
@@ -358,6 +374,19 @@ module API
         end
       end
 
+      desc 'Get the users who starred a project' do
+        success Entities::UserBasic
+      end
+      params do
+        optional :search, type: String, desc: 'Return list of users matching the search criteria'
+        use :pagination
+      end
+      get ':id/starrers' do
+        starrers = UsersStarProjectsFinder.new(user_project, params, current_user: current_user).execute
+
+        present paginate(starrers), with: Entities::UserStarsProject
+      end
+
       desc 'Get languages in project repository'
       get ':id/languages' do
         ::Projects::RepositoryLanguagesService