1 files changed, 50 insertions, 25 deletions

diff --git a/lib/api/repositories.rb b/lib/api/repositories.rb
index 2dd0e40afba..fc976c23726 100644
--- a/lib/api/repositories.rb
+++ b/lib/api/repositories.rb
@@ -10,6 +10,32 @@ module API
 
     helpers ::API::Helpers::HeadersHelpers
 
+    helpers do
+      params :release_params do
+        requires :version,
+          type: String,
+          regexp: Gitlab::Regex.unbounded_semver_regex,
+          desc: 'The version of the release, using the semantic versioning format'
+
+        optional :from,
+          type: String,
+          desc: 'The first commit in the range of commits to use for the changelog'
+
+        optional :to,
+          type: String,
+          desc: 'The last commit in the range of commits to use for the changelog'
+
+        optional :date,
+          type: DateTime,
+          desc: 'The date and time of the release'
+
+        optional :trailer,
+          type: String,
+          desc: 'The Git trailer to use for determining if commits are to be included in the changelog',
+          default: ::Repositories::ChangelogService::DEFAULT_TRAILER
+      end
+    end
+
     before { authorize! :download_code, user_project }
 
     feature_category :source_code_management
@@ -19,7 +45,7 @@ module API
     end
     resource :projects, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
       helpers do
-        include ::Gitlab::RateLimitHelpers
+        include Gitlab::RepositoryArchiveRateLimiter
 
         def handle_project_member_errors(errors)
           if errors[:project_access].any?
@@ -124,8 +150,8 @@ module API
         optional :path, type: String, desc: 'Subfolder of the repository to be downloaded'
       end
       get ':id/repository/archive', requirements: { format: Gitlab::PathRegex.archive_formats_regex } do
-        if archive_rate_limit_reached?(current_user, user_project)
-          render_api_error!({ error: ::Gitlab::RateLimitHelpers::ARCHIVE_RATE_LIMIT_REACHED_MESSAGE }, 429)
+        check_archive_rate_limit!(current_user, user_project) do
+          render_api_error!({ error: _('This archive has been requested too many times. Try again later.') }, 429)
         end
 
         not_acceptable! if Gitlab::HotlinkingDetector.intercept_hotlinking?(request)
@@ -208,36 +234,33 @@ module API
         end
       end
 
-      desc 'Generates a changelog section for a release' do
-        detail 'This feature was introduced in GitLab 13.9'
+      desc 'Generates a changelog section for a release and returns it' do
+        detail 'This feature was introduced in GitLab 14.6'
       end
       params do
-        requires :version,
-          type: String,
-          regexp: Gitlab::Regex.unbounded_semver_regex,
-          desc: 'The version of the release, using the semantic versioning format'
-
-        optional :from,
-          type: String,
-          desc: 'The first commit in the range of commits to use for the changelog'
+        use :release_params
+      end
+      get ':id/repository/changelog' do
+        service = ::Repositories::ChangelogService.new(
+          user_project,
+          current_user,
+          **declared_params(include_missing: false)
+        )
+        changelog = service.execute(commit_to_changelog: false)
 
-        optional :to,
-          type: String,
-          desc: 'The last commit in the range of commits to use for the changelog'
+        present changelog, with: Entities::Changelog
+      end
 
-        optional :date,
-          type: DateTime,
-          desc: 'The date and time of the release'
+      desc 'Generates a changelog section for a release and commits it in a changelog file' do
+        detail 'This feature was introduced in GitLab 13.9'
+      end
+      params do
+        use :release_params
 
         optional :branch,
           type: String,
           desc: 'The branch to commit the changelog changes to'
 
-        optional :trailer,
-          type: String,
-          desc: 'The Git trailer to use for determining if commits are to be included in the changelog',
-          default: ::Repositories::ChangelogService::DEFAULT_TRAILER
-
         optional :file,
           type: String,
           desc: 'The file to commit the changelog changes to',
@@ -261,7 +284,7 @@ module API
           **declared_params(include_missing: false)
         )
 
-        service.execute
+        service.execute(commit_to_changelog: true)
         status(200)
       rescue Gitlab::Changelog::Error => ex
         render_api_error!("Failed to generate the changelog: #{ex.message}", 422)
@@ -269,3 +292,5 @@ module API
     end
   end
 end
+
+API::Repositories.prepend_mod