Weirdly named method

weird_method.rb

module Util
  def gen_dyn_search(str, search_list)
    return "true" if str.blank?
    terms = str.split(/\s/)
    sql = ""
    terms.each do |term|
      sql += (sql!="")? " AND (" : "("
      inner_sql = ""
      search_list.each do |item|
        inner_sql += (inner_sql!="")? " OR " : ""
        inner_sql += "("+item+" LIKE '%"+term+"%')"
      end
      sql += inner_sql + ")"
    end
    sql
  end

end