Class: Valkyrie::Persistence::Fedora::Persister::ModelConverter::TimeValue

Inherits:
MappedFedoraValue show all
Defined in:
lib/valkyrie/persistence/fedora/persister/model_converter.rb

Overview

Class for mapping Property objects for Time values Technically Valkyrie does not support time, but when other persisters support time this code will make Fedora compliant with the established patterns.

https://github.com/samvera-labs/valkyrie/wiki/Supported-Data-Types

Instance Attribute Summary

Attributes inherited from ValueMapper

#calling_mapper, #value

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from ValueMapper

for, #initialize, register

Constructor Details

This class inherits a constructor from Valkyrie::ValueMapper

Class Method Details

.handles?(value) ⇒ Boolean

Determines whether or not the value is a Property for Time values

Parameters:

  • value (Object)

Returns:

  • (Boolean) 


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# File 'lib/valkyrie/persistence/fedora/persister/model_converter.rb', line 487

def self.handles?(value)
  value.is_a?(Property) && value.value.is_a?(Time)
end

Instance Method Details

#result ⇒ Valkyrie::Persistence::Fedora::Persister::ModelConverter::Property

Generates the Property for this Time This will first be mapped to an RDF::Literal::DateTime object such as "2018-08-08T11:24:18.2087-04:00"^^http://example.com/predicate/valkyrie_datetime

Returns:



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# File 'lib/valkyrie/persistence/fedora/persister/model_converter.rb', line 494

def result
  # cast it to datetime for storage, to preserve milliseconds and date
  map_value(converted_value:
      RDF::Literal.new(
        value.value.to_datetime,
        datatype: PermissiveSchema.valkyrie_time
      ))
end