openproject/app/models/cost_query/operator.rb

class CostQuery::Operator < Report::Operator
  # Operators from Redmine
  new "c", :arity => 0, :label => :label_closed do
    def modify(query, field, *values)
      raise "wrong field" if field.to_s.split('.').last != "status_id"
      query.where "(#{IssueStatus.table_name}.is_closed = #{quoted_true})"
      query
    end
  end

  new "o", :arity => 0, :label => :label_open do
    def modify(query, field, *values)
      raise "wrong field" if field.to_s.split('.').last != "status_id"
      query.where "(#{IssueStatus.table_name}.is_closed = #{quoted_false})"
      query
    end
  end

  new "=_child_projects", :validate => :integers, :label =>  :label_is_project_with_subprojects do
    def modify(query, field, *values)
      p_ids = []
      values.each do |value|
        p_ids += ([value] << Project.find(value).descendants.map{ |p| p.id })
      end
      "=".to_operator.modify query, field, p_ids
    rescue ActiveRecord::RecordNotFound
      query
    end
  end

  new "!_child_projects", :validate => :integers, :label =>  :label_is_not_project_with_subprojects do
    def modify(query, field, *values)
      p_ids = []
      values.each do |value|
        p_ids += ([value] << Project.find(value).descendants.map{ |p| p.id })
      end
      "!".to_operator.modify query, field, p_ids
    rescue ActiveRecord::RecordNotFound
      query
    end
  end
end