Add user projects API

app/finders/projects_finder.rb

@@ -28,7 +28,14 @@ class ProjectsFinder < UnionFinder
   end
 
   def execute
-    collection = init_collection
+    user = params.delete(:user)
+    collection =
+      if user
+        PersonalProjectsFinder.new(user).execute(current_user)
+      else
+        init_collection
+      end
+
     collection = by_ids(collection)
     collection = by_personal(collection)
     collection = by_starred(collection)

changelogs/unreleased/33657-user-projects-api.yml

+---
+title: Add user projects API
+merge_request: 12596
+author: Ivan Chernov

doc/api/projects.md

@@ -173,6 +173,164 @@ Parameters:
 ]
 ```
 
+### List a user's projects
+
+Get a list of visible projects for the given user. When accessed without authentication, only public projects are returned.
+
+```
+GET /users/:user_id/projects
+```
+
+Parameters:
+
+| Attribute | Type | Required | Description |
+| --------- | ---- | -------- | ----------- |
+| `user_id` | string | yes | The ID or username of the user |
+| `archived` | boolean | no | Limit by archived status |
+| `visibility` | string | no | Limit by visibility `public`, `internal`, or `private` |
+| `order_by` | string | no | Return projects ordered by `id`, `name`, `path`, `created_at`, `updated_at`, or `last_activity_at` fields. Default is `created_at` |
+| `sort` | string | no | Return projects sorted in `asc` or `desc` order. Default is `desc` |
+| `search` | string | no | Return list of projects matching the search criteria |
+| `simple` | boolean | no | Return only the ID, URL, name, and path of each project |
+| `owned` | boolean | no | Limit by projects owned by the current user |
+| `membership` | boolean | no | Limit by projects that the current user is a member of |
+| `starred` | boolean | no | Limit by projects starred by the current user |
+| `statistics` | boolean | no | Include project statistics |
+| `with_issues_enabled` | boolean | no | Limit by enabled issues feature |
+| `with_merge_requests_enabled` | boolean | no | Limit by enabled merge requests feature |
+
+```json
+[
+  {
+    "id": 4,
+    "description": null,
+    "default_branch": "master",
+    "visibility": "private",
+    "ssh_url_to_repo": "git@example.com:diaspora/diaspora-client.git",
+    "http_url_to_repo": "http://example.com/diaspora/diaspora-client.git",
+    "web_url": "http://example.com/diaspora/diaspora-client",
+    "tag_list": [
+      "example",
+      "disapora client"
+    ],
+    "owner": {
+      "id": 3,
+      "name": "Diaspora",
+      "created_at": "2013-09-30T13:46:02Z"
+    },
+    "name": "Diaspora Client",
+    "name_with_namespace": "Diaspora / Diaspora Client",
+    "path": "diaspora-client",
+    "path_with_namespace": "diaspora/diaspora-client",
+    "issues_enabled": true,
+    "open_issues_count": 1,
+    "merge_requests_enabled": true,
+    "jobs_enabled": true,
+    "wiki_enabled": true,
+    "snippets_enabled": false,
+    "container_registry_enabled": false,
+    "created_at": "2013-09-30T13:46:02Z",
+    "last_activity_at": "2013-09-30T13:46:02Z",
+    "creator_id": 3,
+    "namespace": {
+      "id": 3,
+      "name": "Diaspora",
+      "path": "diaspora",
+      "kind": "group",
+      "full_path": "diaspora"
+    },
+    "import_status": "none",
+    "archived": false,
+    "avatar_url": "http://example.com/uploads/project/avatar/4/uploads/avatar.png",
+    "shared_runners_enabled": true,
+    "forks_count": 0,
+    "star_count": 0,
+    "runners_token": "b8547b1dc37721d05889db52fa2f02",
+    "public_jobs": true,
+    "shared_with_groups": [],
+    "only_allow_merge_if_pipeline_succeeds": false,
+    "only_allow_merge_if_all_discussions_are_resolved": false,
+    "request_access_enabled": false,
+    "statistics": {
+      "commit_count": 37,
+      "storage_size": 1038090,
+      "repository_size": 1038090,
+      "lfs_objects_size": 0,
+      "job_artifacts_size": 0
+    }
+  },
+  {
+    "id": 6,
+    "description": null,
+    "default_branch": "master",
+    "visibility": "private",
+    "ssh_url_to_repo": "git@example.com:brightbox/puppet.git",
+    "http_url_to_repo": "http://example.com/brightbox/puppet.git",
+    "web_url": "http://example.com/brightbox/puppet",
+    "tag_list": [
+      "example",
+      "puppet"
+    ],
+    "owner": {
+      "id": 4,
+      "name": "Brightbox",
+      "created_at": "2013-09-30T13:46:02Z"
+    },
+    "name": "Puppet",
+    "name_with_namespace": "Brightbox / Puppet",
+    "path": "puppet",
+    "path_with_namespace": "brightbox/puppet",
+    "issues_enabled": true,
+    "open_issues_count": 1,
+    "merge_requests_enabled": true,
+    "jobs_enabled": true,
+    "wiki_enabled": true,
+    "snippets_enabled": false,
+    "container_registry_enabled": false,
+    "created_at": "2013-09-30T13:46:02Z",
+    "last_activity_at": "2013-09-30T13:46:02Z",
+    "creator_id": 3,
+    "namespace": {
+      "id": 4,
+      "name": "Brightbox",
+      "path": "brightbox",
+      "kind": "group",
+      "full_path": "brightbox"
+    },
+    "import_status": "none",
+    "import_error": null,
+    "permissions": {
+      "project_access": {
+        "access_level": 10,
+        "notification_level": 3
+      },
+      "group_access": {
+        "access_level": 50,
+        "notification_level": 3
+      }
+    },
+    "archived": false,
+    "avatar_url": null,
+    "shared_runners_enabled": true,
+    "forks_count": 0,
+    "star_count": 0,
+    "runners_token": "b8547b1dc37721d05889db52fa2f02",
+    "public_jobs": true,
+    "shared_with_groups": [],
+    "only_allow_merge_if_pipeline_succeeds": false,
+    "only_allow_merge_if_all_discussions_are_resolved": false,
+    "request_access_enabled": false,
+    "statistics": {
+      "commit_count": 12,
+      "storage_size": 2066080,
+      "repository_size": 2066080,
+      "lfs_objects_size": 0,
+      "job_artifacts_size": 0
+    }
+  }
+]
+```
+
 ### Get single project
 
 Get a specific project. This endpoint can be accessed without authentication if

lib/api/helpers.rb

@@ -268,6 +268,7 @@ module API
       finder_params[:visibility_level] = Gitlab::VisibilityLevel.level_value(params[:visibility]) if params[:visibility]
       finder_params[:archived] = params[:archived]
       finder_params[:search] = params[:search] if params[:search]
+      finder_params[:user] = params.delete(:user) if params[:user]
       finder_params
     end
 

lib/api/projects.rb

@@ -35,10 +35,7 @@ module API
       params :statistics_params do
         optional :statistics, type: Boolean, default: false, desc: 'Include project statistics'
       end
-    end
 
-    resource :projects do
-      helpers do
       params :collection_params do
         use :sort_params
         use :filter_params
@@ -90,6 +87,26 @@ module API
       end
     end
 
+    resource :users, requirements: { user_id: %r{[^/]+} } do
+      desc 'Get a user projects' 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/projects" do
+        user = find_user(params[:user_id])
+        not_found!('User') unless user
+
+        params[:user] = user
+
+        present_projects
+      end
+    end
+
+    resource :projects do
       desc 'Get a list of visible projects for authenticated user' do
         success Entities::BasicProjectDetails
       end

spec/requests/api/projects_spec.rb

@@ -475,6 +475,26 @@ describe API::Projects do
     end
   end
 
+  describe 'GET /users/:user_id/projects/' do
+    let!(:public_project) { create(:empty_project, :public, name: 'public_project', creator_id: user4.id, namespace: user4.namespace) }
+
+    it 'returns error when user not found' do
+      get api('/users/9999/projects/')
+
+      expect(response).to have_http_status(404)
+      expect(json_response['message']).to eq('404 User Not Found')
+    end
+
+    it 'returns projects filtered by user' do
+      get api("/users/#{user4.id}/projects/", user)
+
+      expect(response).to have_http_status(200)
+      expect(response).to include_pagination_headers
+      expect(json_response).to be_an Array
+      expect(json_response.map { |project| project['id'] }).to contain_exactly(public_project.id)
+    end
+  end
+
   describe 'POST /projects/user/:id' do
     before do
       expect(project).to be_persisted