Class: Mutations::DateFilter

Inherits:
AdditionalFilter show all
Defined in:
lib/mutations/date_filter.rb

Instance Attribute Summary

Attributes inherited from InputFilter

#options

Instance Method Summary collapse

Methods inherited from AdditionalFilter

inherited

Methods inherited from InputFilter

#default, default_options, #discard_empty?, #discard_invalid?, #discard_nils?, #has_default?, #initialize

Constructor Details

This class inherits a constructor from Mutations::InputFilter

Instance Method Details

#filter(data) ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
 
# File 'lib/mutations/date_filter.rb', line 11

def filter(data)
  # Handle nil case
  if data.nil?
    return [nil, nil] if options[:nils]
    return [nil, :nils]
  end

  # Now check if it's empty:
  if data == ""
    if options[:empty_is_nil]
      return [nil, (:nils unless options[:nils])]
    else
      return [data, :empty]
    end
  end

  if data.is_a?(Date) # Date and DateTime
    actual_date = data
  elsif data.is_a?(String)
    begin
      actual_date = if options[:format]
        Date.strptime(data, options[:format])
      else
        Date.parse(data)
      end
    rescue ArgumentError
      return [nil, :date]
    end
  elsif data.respond_to?(:to_date)  # Time
    actual_date = data.to_date
  else
    return [nil, :date]
  end

  # Ok, its a valid date, check if it falls within the range
  if options[:after]
    if actual_date <= options[:after]
      return [nil, :after]
    end
  end

  if options[:before]
    if actual_date >= options[:before]
      return [nil, :before]
    end
  end

  # We win, it's valid!
  [actual_date, nil]
end