/**
* Check question's form data for valid response. Override this is type has specific format requirements.
*
* @param object $responsedata The data entered into the response.
* @return boolean
*/
public function response_valid($responsedata)
{
if (isset($responsedata->{'q' . $this->id})) {
$checkdateresult = '';
if ($responsedata->{'q' . $this->id} != '') {
$checkdateresult = questionnaire_check_date($responsedata->{'q' . $this->id});
}
return substr($checkdateresult, 0, 5) != 'wrong';
} else {
return parent::response_valid($responsedata);
}
}
/**
* Check question's form data for valid response. Override this is type has specific format requirements.
*
* @param object $responsedata The data entered into the response.
* @return boolean
*/
public function response_valid($responsedata)
{
$num = 0;
$nbchoices = count($this->choices);
$na = get_string('notapplicable', 'questionnaire');
foreach ($this->choices as $cid => $choice) {
// In case we have named degrees on the Likert scale, count them to substract from nbchoices.
$nameddegrees = 0;
$content = $choice->content;
if (preg_match("/^[0-9]{1,3}=/", $content)) {
$nameddegrees++;
} else {
$str = 'q' . "{$this->id}_{$cid}";
if (isset($responsedata->{$str}) && $responsedata->{$str} == $na) {
$responsedata->{$str} = -1;
}
// If choice value == -999 this is a not yet answered choice.
$num += isset($responsedata->{$str}) && $responsedata->{$str} != -999;
}
$nbchoices -= $nameddegrees;
}
// If nodupes and nb choice restricted, nbchoices may be > actual choices, so limit it to $question->length.
$isrestricted = $this->length < count($this->choices) && $this->precise == 2;
if ($isrestricted) {
$nbchoices = min($nbchoices, $this->length);
}
if ($num != $nbchoices && $num != 0) {
return false;
} else {
return parent::response_valid($responsedata);
}
}
/**
* Check question's form data for valid response. Override this is type has specific format requirements.
*
* @param object $responsedata The data entered into the response.
* @return boolean
*/
public function response_valid($responsedata)
{
$valid = true;
if (isset($responsedata->{'q' . $this->id})) {
$nbrespchoices = 0;
foreach ($responsedata->{'q' . $this->id} as $resp) {
if (strpos($resp, 'other_') !== false) {
// ..."other" choice is checked but text box is empty.
$othercontent = "q" . $this->id . substr($resp, 5);
if (empty($responsedata->{$othercontent})) {
$valid = false;
break;
}
$nbrespchoices++;
} else {
if (is_numeric($resp)) {
$nbrespchoices++;
}
}
}
$nbquestchoices = count($this->choices);
$min = $this->length;
$max = $this->precise;
if ($max == 0) {
$max = $nbquestchoices;
}
if ($min > $max) {
$min = $max;
// Sanity check.
}
$min = min($nbquestchoices, $min);
if ($nbrespchoices && ($nbrespchoices < $min || $nbrespchoices > $max)) {
// Number of ticked boxes is not within min and max set limits.
$valid = false;
}
} else {
$valid = parent::response_valid($responsedata);
}
return $valid;
}
