Module: JsonApiable::FilterMatchers

Included in:
BaseFilter
Defined in:
lib/json_apiable/filter_matchers.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.matches?(allowed, given) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/json_apiable/filter_matchers.rb', line 5

def matches?(allowed, given)
  given.all? do |value|
    allowed.is_a?(Proc) ? allowed.call(value) : allowed.include?(value)
  end
end

Instance Method Details

#any_non_blank_matcher ⇒ Object 



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# File 'lib/json_apiable/filter_matchers.rb', line 13

def any_non_blank_matcher
  proc do |value|
    handle_error(value) do
      value.present?
    end
  end
end

#boolean_matcher ⇒ Object

returns true for boolean values, false for any other



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# File 'lib/json_apiable/filter_matchers.rb', line 22

def boolean_matcher
  proc do |value|
    handle_error(value) do
      true_matcher.call(value) || (value == false || value =~ /^(false|f|0)$/i)
    end
  end
end

#datetime_matcher ⇒ Object

returns true if the value is a valid date or datetime



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# File 'lib/json_apiable/filter_matchers.rb', line 40

def datetime_matcher
  proc do |value|
    handle_error(value) do
      datetime = value.in_time_zone(Time.zone)
      datetime.present?
    end
  end
end

#handle_error(value) ⇒ Object 



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# File 'lib/json_apiable/filter_matchers.rb', line 61

def handle_error(value)
  yield
rescue ArgumentError => e
  raise ArgumentError, "#{value}: #{e.message}"
end

#ids_matcher(model) ⇒ Object

returns true if the value is a an array of existing ids of the given model



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# File 'lib/json_apiable/filter_matchers.rb', line 50

def ids_matcher(model)
  proc do |value|
    handle_error(value) do
      given_ids = value.split(',')
      found_records = model.where(id: given_ids)

      given_ids.count == found_records.count
    end
  end
end

#true_matcher ⇒ Object

returns true for true values, false for any other



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# File 'lib/json_apiable/filter_matchers.rb', line 31

def true_matcher
  proc do |value|
    handle_error(value) do
      value == true || value =~ /^(true|t|1)$/i
    end
  end
end