Module: StudySubjectValidations

Included in:
StudySubject
Defined in:
app/models/study_subject_validations.rb

Overview

Simply extracted some code to clean up model. I’d like to do this to all of the really big classes but let’s see how this goes first.

Class Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'app/models/study_subject_validations.rb', line 7

def self.included(base)
#	Must delay the calls to these ActiveRecord methods
#	or it will raise many "undefined method"s.
base.class_eval do

	validates_presence_of :subject_type_id
	validates_presence_of :subject_type, :if => :subject_type_id

	validate :presence_of_sex
#	validates_inclusion_of :sex, :in => %w( M F DK ), :allow_blank => true
	validates_inclusion_of :sex, :in => valid_sex_values, :allow_blank => true
	validates_inclusion_of :do_not_contact, :in => [ true, false ]

	validates_complete_date_for :reference_date, :allow_nil => true

	validate :presence_of_dob, :unless => :is_mother?
	validates_complete_date_for :dob, :allow_nil => true
	validates_past_date_for     :dob, :allow_nil => true
	validates_complete_date_for :died_on, :allow_nil => true
	validates_uniqueness_of     :email, :icf_master_id, :state_id_no, 
		:state_registrar_no, :local_registrar_no, :gbid, :lab_no_wiemels, 
		:accession_no, :idno_wiemels, :studyid, :allow_nil => true

	validates_format_of :email,
	  :with => /\A([-a-z0-9!\#$%&'*+\/=?^_`{|}~]+\.)*[-a-z0-9!\#$%&'*+\/=?^_`{|}~]+@((?:[-a-z0-9]+\.)+[a-z]{2,})\Z/i, 
		:allow_blank => true

	validate :presence_of_guardian_relationship_other,
		:if => :guardian_relationship_is_other?

	validates_presence_of :birth_city,
		:if => :birth_country_is_united_states?
	validates_presence_of :birth_state,
		:if => :birth_country_is_united_states?

	validates_length_of :case_control_type, :is => 1, :allow_nil => true

	validates_length_of     :ssn, :maximum => 250, :allow_nil => true
	validates_uniqueness_of :ssn, :allow_nil => true
	validates_format_of     :ssn, :with => /\A\d{3}-\d{2}-\d{4}\z/,
		:message => "should be formatted ###-##-####", :allow_nil => true

 	validates_length_of :birth_year, 
			:maximum => 4, :allow_blank => true
	validates_length_of :newid, 
			:maximum => 6, :allow_blank => true
	validates_length_of :icf_master_id, 
			:maximum => 9, :allow_blank => true
	validates_length_of :childidwho, :idno_wiemels, 
 		:generational_suffix, :father_generational_suffix, 
			:maximum => 10, :allow_blank => true
	validates_length_of :lab_no_wiemels, :accession_no, 
			:maximum => 25, :allow_blank => true
	validates_length_of :gbid, 
			:maximum => 26, :allow_blank => true
	validates_length_of :first_name, :last_name, 
		:middle_name, :maiden_name, :guardian_relationship_other,
		:father_first_name, :father_middle_name, :father_last_name,
		:mother_first_name, :mother_middle_name, :mother_maiden_name, :mother_last_name,
		:guardian_first_name, :guardian_middle_name, :guardian_last_name,
		:mother_race_other, :father_race_other,
		:birth_city, :birth_state, :birth_country,
		:state_id_no, :state_registrar_no, :local_registrar_no,
		:lab_no, :related_childid, :related_case_childid,
			:maximum => 250, :allow_blank => true


	validates_inclusion_of :mom_is_biomom, :dad_is_biodad,
			:in => YNDK.valid_values, :allow_nil => true


	# custom validation for custom message without standard attribute prefix
	def presence_of_sex
		if sex.blank?
			errors.add(:sex, ActiveRecord::Error.new(
				self, :base, :blank, {
					:message => "No sex has been chosen." } ) )
		end
	end

protected

	def birth_country_is_united_states?
		birth_country == 'United States'
	end

	#	custom validation for custom message without standard attribute prefix
	def presence_of_guardian_relationship_other
		if guardian_relationship_other.blank?
			errors.add(:guardian_relationship_other, ActiveRecord::Error.new(
				self, :base, :blank, { 
					:message => "You must specify a relationship with 'other relationship' is selected." } ) )
		end
	end

	#	custom validation for custom message without standard attribute prefix
	def presence_of_dob
		if dob.blank?
			errors.add(:dob, ActiveRecord::Error.new(
				self, :base, :blank, { 
					:message => "Date of birth can't be blank." } ) )
		end
	end

end	#	class_eval
end