Class: Wuid

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/wuid/wuid.rb

Constant Summary collapse

RAND_TOKEN_SIZE = 
11

Class Method Summary collapse

Class Method Details

.find(*args) ⇒ Object Also known as: origin_find 



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# File 'lib/wuid/wuid.rb', line 13

def self.find(*args)
  options = args.extract_options!
  validate_find_options(options)
  set_readonly_option!(options)
  case args.first
    when :first
      find_initial(options)
    when :last
      find_last(options)
    when :all
      find_every(options)
    else
      expects_array = args.first.is_a?(Array)
      return args.first if expects_array && args.first.empty?
      case args.size
        when 0
          raise "Couldn't find #{name} without an ID"
        when 1
          if args[0].to_s.size != RAND_TOKEN_SIZE
            raise "Wuid format error"
          else
            if args[0].is_a?(Array)
              if args[0].all?{|i| i.is_a?(Integer)} ||  args[0].all?{|i| i=~ /^\d{1,}$/}
                raise "Don't support simple digest id any more"
                #super
              else
                origin_find(:all, :conditions => ["rand_token in (?)", args[0]])
              end
            else
              origin_find(:first, :conditions => ["rand_token = ?", args[0]])
            end
          end #  if args[0].is_a?(Integer) || (args[0].is_a?(String) && args[0] =~ /^\d{1,}$/)
      end # case args.size
  end #case args.first   
end