Method: Parse::Properties#format_value

Defined in:
lib/parse/model/core/properties.rb

#format_value(key, val, data_type = nil) ⇒ Object

this method takes an input value and transforms it to the proper local format depending on the data type that was set for a particular property key. Return the internal representation of a property value for a given data type.

Parameters:

  • the name of the property

  • the value to format.

  • (defaults to: nil)

    provide a hint to the data_type of this value.

Returns:



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# File 'lib/parse/model/core/properties.rb', line 549

def format_value(key, val, data_type = nil)
  # if data_type wasn't passed, then get the data_type from the fields hash
  data_type ||= self.fields[key]

  val = format_operation(key, val, data_type)

  case data_type
  when :object
    val = val.with_indifferent_access if val.is_a?(Hash)
  when :array
    # All "array" types use a collection proxy
    val = val.to_a if val.is_a?(Parse::CollectionProxy) #all objects must be in array form
    val = [val] unless val.is_a?(Array) #all objects must be in array form
    val.compact! #remove any nil
    val = Parse::CollectionProxy.new val, delegate: self, key: key
  when :geopoint
    val = Parse::GeoPoint.new(val) unless val.blank?
  when :file
    val = Parse::File.new(val) unless val.blank?
  when :bytes
    val = Parse::Bytes.new(val) unless val.blank?
  when :integer
    if val.nil? || val.respond_to?(:to_i) == false
      val = nil
    else
      val = val.to_i
    end
  when :boolean
    if val.nil?
      val = nil
    else
      val = val ? true : false
    end
  when :string
    val = val.to_s unless val.blank?
  when :float
    val = val.to_f unless val.blank?
  when :acl
    # ACL types go through a special conversion
      val = ACL.typecast(val, self)
  when :date
    # if it respond to parse_date, then use that as the conversion.
    if val.respond_to?(:parse_date) && val.is_a?(Parse::Date) == false
      val = val.parse_date
      # if the value is a hash, then it may be the Parse hash format for an iso date.
    elsif val.is_a?(Hash) # val.respond_to?(:iso8601)
      val = Parse::Date.parse(val["iso"] || val[:iso])
    elsif val.is_a?(String)
      # if it's a string, try parsing the date
      val = Parse::Date.parse val
    #elsif val.present?
    #  pus "[Parse::Stack] Invalid date value '#{val}' assigned to #{self.class}##{key}, it should be a Parse::Date or DateTime."
    #   raise ValueError, "Invalid date value '#{val}' assigned to #{self.class}##{key}, it should be a Parse::Date or DateTime."
    end
  when :timezone
    val = Parse::TimeZone.new(val) if val.present?
  else
    # You can provide a specific class instead of a symbol format
    if data_type.respond_to?(:typecast)
      val = data_type.typecast(val)
    else
      warn "Property :#{key}: :#{data_type} has no valid data type"
      val = val #default
    end
  end
  val
end