Module: Surveyor::Models::ValidationConditionMethods

Included in:
ValidationCondition
Defined in:
lib/surveyor/models/validation_condition_methods.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
# File 'lib/surveyor/models/validation_condition_methods.rb', line 4

def self.included(base)
  # Associations
  base.send :belongs_to, :validation

  # Scopes
  @@validations_already_included ||= nil
  unless @@validations_already_included
    # Validations
    base.send :validates_presence_of, :operator, :rule_key
    base.send :validates_inclusion_of, :operator, :in => Surveyor::Common::OPERATORS
    base.send :validates_uniqueness_of, :rule_key, :scope => :validation_id
    # this causes issues with building and saving
    # base.send :validates_numericality_of, :validation_id #, :question_id, :answer_id
    
    @@validations_already_included = true
  end
  
  base.send :include, Surveyor::ActsAsResponse # includes "as" instance method
  
  # Whitelisting attributes
  base.send :attr_accessible, :validation, :validation_id, :rule_key, :operator, :question_id, :answer_id, :datetime_value, :integer_value, :float_value, :unit, :text_value, :string_value, :response_other, :regexp
  
  # Class methods
  base.instance_eval do
    def operators
      Surveyor::Common::OPERATORS
    end
  end
end

Instance Method Details

#is_valid?(response) ⇒ Boolean

Returns:

  • (Boolean) 


39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
 
# File 'lib/surveyor/models/validation_condition_methods.rb', line 39

def is_valid?(response)
  klass = response.answer.response_class
  compare_to = Response.find_by_question_id_and_answer_id(self.question_id, self.answer_id) || self
  case self.operator
  when "==", "<", ">", "<=", ">="
    response.as(klass).send(self.operator, compare_to.as(klass))
  when "!="
    !(response.as(klass) == compare_to.as(klass))
  when "=~"
    return false if compare_to != self
    !(response.as(klass).to_s =~ Regexp.new(self.regexp || "")).nil?
  else
    false
  end
end

#to_hash(response) ⇒ Object

Instance Methods



35
36
37
 
# File 'lib/surveyor/models/validation_condition_methods.rb', line 35

def to_hash(response)
  {rule_key.to_sym => (response.nil? ? false : self.is_valid?(response))}
end