private function MultichoiceQuestion::_normalizeAlternative in Quiz 7.5

Same name and namespace in other branches

1. 7.6 question_types/multichoice/multichoice.classes.inc \MultichoiceQuestion::_normalizeAlternative()
2. 7.4 question_types/multichoice/multichoice.classes.inc \MultichoiceQuestion::_normalizeAlternative()

Helper function. Normalizes alternatives.

Parameters

array $alternatives:

Return value

array

2 calls to MultichoiceQuestion::_normalizeAlternative()

MultichoiceQuestion::insertAlternative in question_types/multichoice/multichoice.classes.inc

Helper function. Saves new alternatives.

MultichoiceQuestion::updateAlternative in question_types/multichoice/multichoice.classes.inc

Helper function. Updates existing alternatives.

File

question_types/multichoice/multichoice.classes.inc, line 194

Multichoice classes.

Class

MultichoiceQuestion

Extension of QuizQuestion.

Code

private function _normalizeAlternative($alternatives) {
  $copy = $alternatives;

  // Answer and answer format.
  if (is_array($alternatives['answer'])) {
    $copy['answer'] = array_key_exists('value', $alternatives['answer']) ? $alternatives['answer']['value'] : NULL;
    $copy['answer_format'] = array_key_exists('format', $alternatives['answer']) ? $alternatives['answer']['format'] : NULL;
  }

  // Feedback if chosen and feedback if chosen format.
  if (is_array($alternatives['feedback_if_chosen'])) {
    $copy['feedback_if_chosen'] = array_key_exists('value', $alternatives['feedback_if_chosen']) ? $alternatives['feedback_if_chosen']['value'] : NULL;
    $copy['feedback_if_chosen_format'] = array_key_exists('format', $alternatives['feedback_if_chosen']) ? $alternatives['feedback_if_chosen']['format'] : NULL;
  }

  // Feedback if not chosen and feedback if not chosen format.
  if (is_array($alternatives['feedback_if_not_chosen'])) {
    $copy['feedback_if_not_chosen'] = array_key_exists('value', $alternatives['feedback_if_not_chosen']) ? $alternatives['feedback_if_not_chosen']['value'] : NULL;
    $copy['feedback_if_not_chosen_format'] = array_key_exists('format', $alternatives['feedback_if_not_chosen']) ? $alternatives['feedback_if_not_chosen']['format'] : NULL;
  }
  return $copy;
}