Class: Valkyrie::Persistence::Postgres::ORMConverter::RDFMetadata::DateValue

Inherits:

ValueMapper

• Object
• ValueMapper
• Valkyrie::Persistence::Postgres::ORMConverter::RDFMetadata::DateValue

Defined in:

lib/valkyrie/persistence/postgres/orm_converter.rb

Overview

Converts Date strings to ‘DateTime`

Instance Attribute Summary

Attributes inherited from ValueMapper

#calling_mapper, #value

Class Method Summary

• .handles?(value) ⇒ Boolean

  Determines whether or not a value is an ISO 8601 datestamp String e.

Instance Method Summary

• #result ⇒ Time

  Generates a Time object in the UTC from the datestamp string value.

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 a value is an ISO 8601 datestamp String

1. 1. 1970-01-01

Parameters:

• value (Object)

Returns:

• (Boolean)

# File 'lib/valkyrie/persistence/postgres/orm_converter.rb', line 217

def self.handles?(value)
  return false unless value.is_a?(String)
  return false unless value[4] == "-"
  year = value.to_s[0..3]
  return false unless year.length == 4 && year.to_i.to_s == year
  DateTime.iso8601(value)
rescue
  false
end

Instance Method Details

#result ⇒ Time

Generates a Time object in the UTC from the datestamp string value

Returns:

• (Time)

# File 'lib/valkyrie/persistence/postgres/orm_converter.rb', line 229

def result
  DateTime.iso8601(value).utc
end