gitlab-org--gitlab-foss/app/policies/project_snippet_policy.rb

54 lines
1.8 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_snippet
prevent :update_snippet
prevent :admin_snippet
end
# we have to use this complicated prevent because the delegated project
# policy is overly greedy in allowing :read_snippet, since it doesn't have
# any information about the snippet. However, :read_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_snippet
rule { internal_snippet & ~is_author & ~admin & ~project.maintainer }.policy do
prevent :update_snippet
prevent :admin_snippet
end
rule { public_snippet }.enable :read_snippet
rule { is_author & ~project.reporter & ~admin }.policy do
prevent :admin_snippet
end
rule { is_author | admin | project.maintainer }.policy do
enable :read_snippet
enable :update_snippet
enable :admin_snippet
end
rule { ~can?(:read_snippet) }.prevent :create_note
end
ProjectSnippetPolicy.prepend_mod_with('ProjectSnippetPolicy')