241 lines
8.3 KiB
Ruby
241 lines
8.3 KiB
Ruby
# frozen_string_literal: true
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# These endpoints partially mimic Github API behavior in order to successfully
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# integrate with Jira Development Panel.
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# Endpoints returning an empty list were temporarily added to avoid 404's
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# during Jira's DVCS integration.
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#
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module API
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module V3
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class Github < ::API::Base
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NO_SLASH_URL_PART_REGEX = %r{[^/]+}.freeze
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ENDPOINT_REQUIREMENTS = {
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namespace: NO_SLASH_URL_PART_REGEX,
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project: NO_SLASH_URL_PART_REGEX,
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username: NO_SLASH_URL_PART_REGEX
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}.freeze
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# Used to differentiate Jira Cloud requests from Jira Server requests
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# Jira Cloud user agent format: Jira DVCS Connector Vertigo/version
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# Jira Server user agent format: Jira DVCS Connector/version
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JIRA_DVCS_CLOUD_USER_AGENT = 'Jira DVCS Connector Vertigo'.freeze
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include PaginationParams
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feature_category :integrations
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before do
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authorize_jira_user_agent!(request)
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authenticate!
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end
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helpers do
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params :project_full_path do
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requires :namespace, type: String
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requires :project, type: String
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end
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def authorize_jira_user_agent!(request)
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not_found! unless Gitlab::Jira::Middleware.jira_dvcs_connector?(request.env)
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end
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def update_project_feature_usage_for(project)
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# Prevent errors on GitLab Geo not allowing
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# UPDATE statements to happen in GET requests.
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return if Gitlab::Database.read_only?
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project.log_jira_dvcs_integration_usage(cloud: jira_cloud?)
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end
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def jira_cloud?
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request.env['HTTP_USER_AGENT'].include?(JIRA_DVCS_CLOUD_USER_AGENT)
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end
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def find_project_with_access(params)
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project = find_project!(
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::Gitlab::Jira::Dvcs.restore_full_path(**params.slice(:namespace, :project).symbolize_keys)
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)
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not_found! unless can?(current_user, :download_code, project)
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project
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def find_merge_requests
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merge_requests = authorized_merge_requests.reorder(updated_at: :desc)
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paginate(merge_requests)
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end
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# rubocop: enable CodeReuse/ActiveRecord
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# rubocop: disable CodeReuse/ActiveRecord
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def find_merge_request_with_access(id, access_level = :read_merge_request)
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merge_request = authorized_merge_requests.find_by(id: id)
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not_found! unless can?(current_user, access_level, merge_request)
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merge_request
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end
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# rubocop: enable CodeReuse/ActiveRecord
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def authorized_merge_requests
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MergeRequestsFinder.new(current_user, authorized_only: !current_user.admin?).execute
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end
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def authorized_merge_requests_for_project(project)
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MergeRequestsFinder.new(current_user, authorized_only: !current_user.admin?, project_id: project.id).execute
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end
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# rubocop: disable CodeReuse/ActiveRecord
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def find_notes(noteable)
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# They're not presented on Jira Dev Panel ATM. A comments count with a
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# redirect link is presented.
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notes = paginate(noteable.notes.user.reorder(nil))
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notes.select { |n| n.readable_by?(current_user) }
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end
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# rubocop: enable CodeReuse/ActiveRecord
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end
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resource :orgs do
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get ':namespace/repos' do
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present []
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end
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end
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resource :user do
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get :repos do
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present []
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end
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end
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resource :users do
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params do
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use :pagination
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end
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get ':namespace/repos' do
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namespace = Namespace.find_by_full_path(params[:namespace])
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not_found!('Namespace') unless namespace
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projects = current_user.can_read_all_resources? ? Project.all : current_user.authorized_projects
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projects = projects.in_namespace(namespace.self_and_descendants)
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projects_cte = Project.wrap_with_cte(projects)
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.eager_load_namespace_and_owner
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.with_route
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present paginate(projects_cte),
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with: ::API::Github::Entities::Repository,
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root_namespace: namespace.root_ancestor
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end
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get ':username' do
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forbidden! unless can?(current_user, :read_users_list)
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user = UsersFinder.new(current_user, { username: params[:username] }).execute.first
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not_found! unless user
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present user, with: ::API::Github::Entities::User
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end
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end
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# Jira dev panel integration weirdly requests for "/-/jira/pulls" instead
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# "/api/v3/repos/<namespace>/<project>/pulls". This forces us into
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# returning _all_ Merge Requests from authorized projects (user is a member),
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# instead just the authorized MRs from a project.
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# Jira handles the filtering, presenting just MRs mentioning the Jira
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# issue ID on the MR title / description.
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resource :repos do
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# Keeping for backwards compatibility with old Jira integration instructions
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# so that users that do not change it will not suddenly have a broken integration
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get '/-/jira/pulls' do
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present find_merge_requests, with: ::API::Github::Entities::PullRequest
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end
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get '/-/jira/events' do
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present []
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end
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params do
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use :project_full_path
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end
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get ':namespace/:project/pulls' do
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user_project = find_project_with_access(params)
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merge_requests = authorized_merge_requests_for_project(user_project)
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present paginate(merge_requests), with: ::API::Github::Entities::PullRequest
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end
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params do
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use :project_full_path
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end
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get ':namespace/:project/pulls/:id' do
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merge_request = find_merge_request_with_access(params[:id])
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present merge_request, with: ::API::Github::Entities::PullRequest
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end
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# In Github, each Merge Request is automatically also an issue.
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# Therefore we return its comments here.
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# It'll present _just_ the comments counting with a link to GitLab on
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# Jira dev panel, not the actual note content.
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get ':namespace/:project/issues/:id/comments' do
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merge_request = find_merge_request_with_access(params[:id])
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present find_notes(merge_request), with: ::API::Github::Entities::NoteableComment
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end
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# This refer to "review" comments but Jira dev panel doesn't seem to
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# present it accordingly.
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get ':namespace/:project/pulls/:id/comments' do
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present []
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end
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# Commits are not presented within "Pull Requests" modal on Jira dev
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# panel.
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get ':namespace/:project/pulls/:id/commits' do
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present []
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end
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# Self-hosted Jira (tested on 7.11.1) requests this endpoint right
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# after fetching branches.
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# rubocop: disable CodeReuse/ActiveRecord
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get ':namespace/:project/events' do
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user_project = find_project_with_access(params)
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merge_requests = authorized_merge_requests_for_project(user_project)
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if Feature.enabled?(:api_v3_repos_events_optimization, user_project)
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merge_requests = merge_requests.preload(:author, :assignees, :metrics, source_project: :namespace, target_project: :namespace)
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end
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present paginate(merge_requests), with: ::API::Github::Entities::PullRequestEvent
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end
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# rubocop: enable CodeReuse/ActiveRecord
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params do
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use :project_full_path
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use :pagination
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end
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get ':namespace/:project/branches' do
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user_project = find_project_with_access(params)
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update_project_feature_usage_for(user_project)
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branches = ::Kaminari.paginate_array(user_project.repository.branches.sort_by(&:name))
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present paginate(branches), with: ::API::Github::Entities::Branch, project: user_project
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end
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params do
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use :project_full_path
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end
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get ':namespace/:project/commits/:sha' do
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user_project = find_project_with_access(params)
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commit = user_project.commit(params[:sha])
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not_found! 'Commit' unless commit
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present commit, with: ::API::Github::Entities::RepoCommit
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end
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end
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end
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end
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end
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