Method: Lore::Validation::Parameter_Validator.validate_update

Defined in:
lib/lore/validation/parameter_validator.rb

.validate_update(klass, value_hash) ⇒ Object



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# File 'lib/lore/validation/parameter_validator.rb', line 56

def self.validate_update(klass, value_hash)
  Lore.logger.debug { "Validating attributes for updating #{klass.to_s}: " }
  Lore.logger.debug { "#{value_hash.inspect}" }
  invalid_params     = Hash.new
  attribute_settings = klass.__attributes__
  constraints        = attribute_settings.constraints
  required           = attribute_settings.required

  value_hash.each_pair { |table, attributes|
    types = attribute_settings.types[table] 
    if !types then 
      raise ::Exception.new("No types given for #{klass.to_s} (#{table})")
    end
    types.delete_if { |attribute,value| !attributes[attribute] }
    begin
      validate_types(types, attributes, required[table])
    rescue Lore::Exceptions::Invalid_Types => ip
      invalid_params[table] = ip
    end
  }
  
  value_hash.each_pair { |table, attributes|
    constraints = attribute_settings.constraints[table]
    if constraints then 
      constraints.delete_if { |attribute,constraint| !attributes[attribute] }
      begin
        validate_constraints(constraints, attributes)
      rescue Lore::Exceptions::Unmet_Constraints => ip
        invalid_params[table] = ip
      end
    else 
      Lore.logger.info { "No constraints for #{klass.to_s}?" }
    end
  }
  if invalid_params.length == 0 then return true end
    
  raise Lore::Exceptions::Validation_Failure.new(klass, invalid_params)

end