74 lines
1.7 KiB
Ruby
74 lines
1.7 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
# Module to include into finders to provide support for querying for
|
|
# objects up and down the group hierarchy. Extracted from LabelsFinder
|
|
#
|
|
# Supports params:
|
|
# :group
|
|
# :group_id
|
|
# :include_ancestor_groups
|
|
# :include_descendant_groups
|
|
module FinderWithGroupHierarchy
|
|
extend ActiveSupport::Concern
|
|
|
|
private
|
|
|
|
def item_ids
|
|
raise NotImplementedError
|
|
end
|
|
|
|
# Gets redacted array of group ids
|
|
# which can include the ancestors and descendants of the requested group.
|
|
def group_ids_for(group)
|
|
strong_memoize(:group_ids) do
|
|
groups = groups_to_include(group)
|
|
|
|
# Because we are sure that all groups are in the same hierarchy tree
|
|
# we can preset root group for all of them to optimize permission checks
|
|
Group.preset_root_ancestor_for(groups)
|
|
|
|
groups_user_can_read_items(groups).map(&:id)
|
|
end
|
|
end
|
|
|
|
def groups_to_include(group)
|
|
groups = [group]
|
|
|
|
groups += group.ancestors if include_ancestor_groups?
|
|
groups += group.descendants if include_descendant_groups?
|
|
|
|
groups
|
|
end
|
|
|
|
def include_ancestor_groups?
|
|
params[:include_ancestor_groups]
|
|
end
|
|
|
|
def include_descendant_groups?
|
|
params[:include_descendant_groups]
|
|
end
|
|
|
|
def group?
|
|
params[:group].present? || params[:group_id].present?
|
|
end
|
|
|
|
def group
|
|
strong_memoize(:group) { params[:group].presence || Group.find(params[:group_id]) }
|
|
end
|
|
|
|
def read_permission
|
|
raise NotImplementedError
|
|
end
|
|
|
|
def authorized_to_read_item?(item_parent)
|
|
return true if skip_authorization
|
|
|
|
Ability.allowed?(current_user, read_permission, item_parent)
|
|
end
|
|
|
|
def groups_user_can_read_items(groups)
|
|
DeclarativePolicy.user_scope do
|
|
groups.select { |group| authorized_to_read_item?(group) }
|
|
end
|
|
end
|
|
end
|