module JSONAPI::Resources::Filterer::ClassMethods

Public Instance Methods

apply_filter(records, filter, value, _options = {}) click to toggle source
Calls superclass method
# File lib/jsonapi/resources/filterer.rb, line 37
def apply_filter(records, filter, value, _options = {})
  if self._filterer
    self._filterer.filter({filter => value}, {starting_query: records})
  else
    super(records, filter, value, _options = {})
  end
end
filterer(filterer_class) click to toggle source
# File lib/jsonapi/resources/filterer.rb, line 23
def filterer(filterer_class)
  self._filterer = filterer_class

  if self._filterer
    method_names = self._filterer.instance_methods.
      grep(/^param_\w+/)
    filter_names = method_names.map do |m|
      m.to_s.sub("param_", "").to_sym
    end
    filter_names -= self._allowed_filters.keys
    filters(*filter_names)
  end
end
filterer_class() click to toggle source
# File lib/jsonapi/resources/filterer.rb, line 17
def filterer_class
  class_name = self.name.demodulize.gsub("Resource", "Filterer")
  module_name = self.name.deconstantize
  filterer_class_from(module_name, class_name)
end

Private Instance Methods

filterer_class_from(module_name, class_name) click to toggle source
# File lib/jsonapi/resources/filterer.rb, line 47
def filterer_class_from(module_name, class_name)
  if module_name.empty?
    Object.const_get(class_name)
  else
    module_name.constantize.const_get(class_name)
  end
rescue NameError => e
  nil
end