debian-mirror-gitlab/app/policies/project_snippet_policy.rb
2020-01-01 13:55:28 +05:30

57 lines
2 KiB
Ruby

# frozen_string_literal: true
class ProjectSnippetPolicy < BasePolicy
delegate :project
desc "Snippet is public"
condition(:public_snippet, scope: :subject) { @subject.public? }
condition(:internal_snippet, scope: :subject) { @subject.internal? }
condition(:private_snippet, scope: :subject) { @subject.private? }
condition(:public_project, scope: :subject) { @subject.project.public? }
condition(:is_author) { @user && @subject.author == @user }
# We have to check both project feature visibility and a snippet visibility and take the stricter one
# This will be simplified - check https://gitlab.com/gitlab-org/gitlab-foss/issues/27573
rule { ~can?(:read_project) }.policy do
prevent :read_project_snippet
prevent :update_project_snippet
prevent :admin_project_snippet
end
# we have to use this complicated prevent because the delegated project policy
# is overly greedy in allowing :read_project_snippet, since it doesn't have any
# information about the snippet. However, :read_project_snippet on the *project*
# is used to hide/show various snippet-related controls, so we can't just move
# all of the handling here.
rule do
all?(private_snippet | (internal_snippet & external_user),
~project.guest,
~is_author,
~can?(:read_all_resources))
end.prevent :read_project_snippet
rule { internal_snippet & ~is_author & ~admin }.policy do
prevent :update_project_snippet
prevent :admin_project_snippet
end
rule { public_snippet }.enable :read_project_snippet
rule { is_author & ~project.reporter & ~admin }.policy do
prevent :admin_project_snippet
end
rule { is_author | admin }.policy do
enable :read_project_snippet
enable :update_project_snippet
enable :admin_project_snippet
end
rule { ~can?(:read_project_snippet) }.prevent :create_note
# Aliasing the ability to ease GraphQL permissions check
rule { can?(:read_project_snippet) }.enable :read_snippet
end
ProjectSnippetPolicy.prepend_if_ee('EE::ProjectSnippetPolicy')