module Banzai module ReferenceParser class IssueParser < BaseParser self.reference_type = :issue def nodes_visible_to_user(user, nodes) # It is not possible to check access rights for external issue trackers return nodes if project && project.external_issue_tracker issues = issues_for_nodes(nodes) readable_issues = Ability. issues_readable_by_user(issues.values, user).to_set nodes.select do |node| readable_issues.include?(issue_for_node(issues, node)) end end def referenced_by(nodes) issues = issues_for_nodes(nodes) nodes.map { |node| issue_for_node(issues, node) }.uniq end def issues_for_nodes(nodes) @issues_for_nodes ||= grouped_objects_for_nodes( nodes, Issue.all.includes( :author, :assignee, { # These associations are primarily used for checking permissions. # Eager loading these ensures we don't end up running dozens of # queries in this process. project: [ { namespace: :owner }, { group: [:owners, :group_members] }, :invited_groups, :project_members ] } ), self.class.data_attribute ) end private def issue_for_node(issues, node) issues[node.attr(self.class.data_attribute).to_i] end end end end