class ActiveLdap::Schema::Syntax

def <=>(other)
  id <=> other.id
end

def attribute(attribute_name, name=@name)
  @schema.ldap_syntax_attribute(name, attribute_name)
end

def binary?
  return true if @built_in_syntax and @built_in_syntax.binary?
  binary_transfer_required? or !human_readable?
end

def binary_transfer_required?
  @binary_transfer_required
end

def collect_info
  @description = attribute("DESC")[0]
  @binary_transfer_required =
    (attribute('X-BINARY-TRANSFER-REQUIRED')[0] == 'TRUE')
  @human_readable = (attribute('X-NOT-HUMAN-READABLE')[0] != 'TRUE')
end

def human_readable?
  @human_readable
end

def initialize(id, schema)
  if /\{(\d+)\}\z/ =~ id
    id = $PREMATCH
    @length = Integer($1)
  else
    @length = nil
  end
  super(id, schema, "ldapSyntaxes")
  @id = id
  @name = nil if @name == @id
  @built_in_syntax = Syntaxes[@id]
end

def normalize_value(value)
  if @built_in_syntax
    @built_in_syntax.normalize_value(value)
  else
    value
  end
end

def to_param
  id
end

def type_cast(value)
  if @built_in_syntax
    @built_in_syntax.type_cast(value)
  else
    value
  end
end

def valid?(value)
  validate(value).nil?
end

def validate(value)
  if @built_in_syntax
    @built_in_syntax.validate(value)
  else
    nil
  end
end