Class: ExamRegistration

Inherits:
ApplicationRecord show all
Includes:
TerminalNavigation, WithPgLock, WithTimedEnablement
Defined in:
app/models/exam_registration.rb

Defined Under Namespace

Classes: AuthorizationCriterion

Instance Method Summary collapse

Methods included from TerminalNavigation

#friendly, #navigable_name, #navigation_end?, #next_for, #siblings, #structural_parent

Methods included from WithTimedEnablement

#enabled?, #enabled_range

Methods included from WithPgLock

#with_pg_lock

Methods inherited from ApplicationRecord

active_between, aggregate_of, all_except, defaults, #delete, #destroy!, enum_prefixed_translations_for, numbered, organic_on, resource_fields, #save, #save_and_notify!, #save_and_notify_changes!, serialize_symbolized_hash_array, teaser_on, #update_and_notify!, update_or_create!, whitelist_attributes, with_pg_retry, with_temporary_token

Instance Method Details

#authorization_criterion ⇒ Object 



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# File 'app/models/exam_registration.rb', line 22

def authorization_criterion
  @authorization_criterion ||= ExamRegistration::AuthorizationCriterion.parse(authorization_criterion_type, authorization_criterion_value)
end

#authorization_request_for(user) ⇒ Object 



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# File 'app/models/exam_registration.rb', line 63

def authorization_request_for(user)
  authorization_requests.find_by(user: user) ||
    ExamAuthorizationRequest.new(exam_registration: self, organization: organization)
end

#ensure_valid_authorization_criterion! ⇒ Object 



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# File 'app/models/exam_registration.rb', line 26

def ensure_valid_authorization_criterion!
  authorization_criterion.ensure_valid!
end

#notify_unnotified_registrees! ⇒ Object 



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# File 'app/models/exam_registration.rb', line 30

def notify_unnotified_registrees!
  unnotified_registrees.each { |registree| notify_registree! registree }
end

#process_authorization_requests! ⇒ Object 



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# File 'app/models/exam_registration.rb', line 55

def process_authorization_requests!
  authorization_requests.each do |it|
    process_request! it
    it.try_authorize!
  end
  update! processed: true
end

#process_requests! ⇒ Object

Try to process authorization request, by acquiring a database lock for update the appropriate record.

This method is aimed to be sent across multiple servers or processed concurrently and still not send duplicate mails



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# File 'app/models/exam_registration.rb', line 51

def process_requests!
  with_pg_lock proc { process_authorization_requests! }, proc { !processed? }
end

#register!(user) ⇒ Object 



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# File 'app/models/exam_registration.rb', line 68

def register!(user)
  registrees << user unless registered?(user)
end

#register_users!(users) ⇒ Object 



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# File 'app/models/exam_registration.rb', line 38

def register_users!(users)
  users.each { |user| register! user }
end

#registered?(user) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/exam_registration.rb', line 72

def registered?(user)
  registrees.include? user
end

#unnotified_registrees ⇒ Object 



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# File 'app/models/exam_registration.rb', line 42

def unnotified_registrees
  registrees.where.not(id: Notification.notified_users_ids_for(self, self.organization))
end

#unnotified_registrees? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/exam_registration.rb', line 34

def unnotified_registrees?
  unnotified_registrees.exists?
end