Module: Surveyor::Models::SurveyMethods

Included in:
Survey
Defined in:
lib/surveyor/models/survey_methods.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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
33
34
35
 
# File 'lib/surveyor/models/survey_methods.rb', line 7

def self.included(base)
  # Associations
  base.send :has_many, :sections, :class_name => "SurveySection", :order => 'display_order', :dependent => :destroy
  base.send :has_many, :sections_with_questions, :include => :questions, :class_name => "SurveySection", :order => 'display_order'
  base.send :has_many, :response_sets

  # Scopes
  base.send :scope, :with_sections, {:include => :sections}
  
  @@validations_already_included ||= nil
  unless @@validations_already_included
    # Validations
    base.send :validates_presence_of, :title
    base.send :validates_uniqueness_of, :survey_version, :scope => :access_code, :message => "survey with matching access code and version already exists"
    
    @@validations_already_included = true
  end
  
  # Whitelisting attributes
  base.send :attr_accessible, :title, :description, :reference_identifier, :data_export_identifier, :common_namespace, :common_identifier, :css_url, :custom_class, :display_order

  # Class methods
  base.instance_eval do
    def to_normalized_string(value)
      # replace non-alphanumeric with "-". remove repeat "-"s. don't start or end with "-"
      value.to_s.downcase.gsub(/[^a-z0-9]/,"-").gsub(/-+/,"-").gsub(/-$|^-/,"")
    end
  end
end

Instance Method Details

#activate! ⇒ Object 



64
65
66
67
 
# File 'lib/surveyor/models/survey_methods.rb', line 64

def activate!
  self.active_at = DateTime.now
  self.inactive_at = nil
end

#active? ⇒ Boolean

Returns:

  • (Boolean) 


58
59
60
 
# File 'lib/surveyor/models/survey_methods.rb', line 58

def active?
  self.active_as_of?(DateTime.now)
end

#active_as_of?(date) ⇒ Boolean

Returns:

  • (Boolean) 


61
62
63
 
# File 'lib/surveyor/models/survey_methods.rb', line 61

def active_as_of?(date)
  (active_at && active_at < date && (!inactive_at || inactive_at > date)) ? true : false
end

#as_json(options = nil) ⇒ Object 



72
73
74
75
 
# File 'lib/surveyor/models/survey_methods.rb', line 72

def as_json(options = nil)
  template_paths = ActionController::Base.view_paths.collect(&:to_path)
  Rabl.render(self, 'surveyor/export.json', :view_path => template_paths, :format => "hash")
end

#deactivate! ⇒ Object 



68
69
70
71
 
# File 'lib/surveyor/models/survey_methods.rb', line 68

def deactivate!
  self.inactive_at = DateTime.now
  self.active_at = nil
end

#default_args ⇒ Object 



43
44
45
46
 
# File 'lib/surveyor/models/survey_methods.rb', line 43

def default_args
  self.api_id ||= Surveyor::Common.generate_api_id
  self.display_order ||= Survey.count
end

#initialize(*args) ⇒ Object

Instance methods



38
39
40
41
 
# File 'lib/surveyor/models/survey_methods.rb', line 38

def initialize(*args)
  super(*args)
  default_args
end

#title=(value) ⇒ Object 



48
49
50
51
52
53
54
55
56
 
# File 'lib/surveyor/models/survey_methods.rb', line 48

def title=(value)
  return if value == self.title
  surveys = Survey.where(:access_code => Survey.to_normalized_string(value)).order("survey_version DESC")
  self.survey_version     = surveys.first.survey_version.to_i + 1 if surveys.any?
  self.access_code = Survey.to_normalized_string(value)
  super(value)
  # self.access_code = Survey.to_normalized_string(value)
  # super
end