/**
* Analyse all the response data for for all the specified attempts at
* this question.
* @param \qubaid_condition $qubaids which attempts to consider.
* @return analysis_for_question
*/
public function calculate($qubaids)
{
// Load data.
$dm = new \question_engine_data_mapper();
$questionattempts = $dm->load_attempts_at_question($this->questiondata->id, $qubaids);
// Analyse it.
foreach ($questionattempts as $qa) {
$responseparts = $qa->classify_response();
$this->analysis->count_response_parts($responseparts);
}
$this->analysis->cache($qubaids, $this->questiondata->id);
return $this->analysis;
}
/**
* Analyse all the response data for for all the specified attempts at this question.
*
* @param \qubaid_condition $qubaids which attempts to consider.
* @param string $whichtries which tries to analyse. Will be one of
* \question_attempt::FIRST_TRY, LAST_TRY or ALL_TRIES.
* @return analysis_for_question
*/
public function calculate($qubaids, $whichtries = \question_attempt::LAST_TRY)
{
// Load data.
$dm = new \question_engine_data_mapper();
$questionattempts = $dm->load_attempts_at_question($this->questiondata->id, $qubaids);
// Analyse it.
foreach ($questionattempts as $qa) {
$responseparts = $qa->classify_response($whichtries);
if ($this->breakdownbyvariant) {
$this->analysis->count_response_parts($qa->get_variant(), $responseparts);
} else {
$this->analysis->count_response_parts(1, $responseparts);
}
}
$this->analysis->cache($qubaids, $whichtries, $this->questiondata->id);
return $this->analysis;
}
