/**
* handle the form, get data of request and put in the object, handle commands if required
*
* @author Sebastien Piraux <*****@*****.**>
* @return boolean true if form can be checked and saved, false
*/
public function handleForm()
{
// for multipage form handling
if (isset($_REQUEST['step'])) {
$this->step = (int) abs($_REQUEST['step']);
} else {
$this->step = 1;
}
// for answer
if (isset($_REQUEST['answer'])) {
$this->answerText = trim($this->answerEncode($_REQUEST['answer']));
} else {
$this->answerText = '';
}
// and update answerList
$this->setAnswerList();
if (isset($_REQUEST['type'])) {
$this->type = $_REQUEST['type'];
}
// else keep the value in object (default or loaded)
if (isset($_REQUEST['wrongAnswerList'])) {
$encoded = $this->wrongAnswerEncode($_REQUEST['wrongAnswerList']);
// remove empty lines
$encodedList = explode("\n", $encoded);
// remove duplicated entries
$this->wrongAnswerList = array_unique($encodedList);
} else {
$this->wrongAnswerList = '';
}
if (isset($_REQUEST['grade']) && is_array($_REQUEST['grade'])) {
// reinit gradeList
$this->gradeList = array();
// all values must be positive
foreach ($_REQUEST['grade'] as $grade) {
$this->gradeList[] = abs(castToFloat($grade));
}
}
// else keep the value in object (default or loaded)
//-- cmd
if (isset($_REQUEST['cmdBack'])) {
if ($this->validate()) {
if ($this->step > 1) {
$this->step--;
}
}
return false;
}
if (isset($_REQUEST['cmdNext'])) {
if ($this->validate()) {
$this->step++;
}
return false;
}
// no special command
return true;
}
/**
* handle the form, get data of request and put in the object, handle commands if required
*
* @author Sebastien Piraux <*****@*****.**>
* @return boolean true if form can be checked and saved, false
*/
public function handleForm()
{
//-- feedbacks
if (isset($_REQUEST['trueFeedback'])) {
$this->trueFeedback = $_REQUEST['trueFeedback'];
}
if (isset($_REQUEST['falseFeedback'])) {
$this->falseFeedback = $_REQUEST['falseFeedback'];
}
//-- correct answer
if (isset($_REQUEST['correctAnswer'])) {
if ($_REQUEST['correctAnswer'] == 'true') {
$this->correctAnswer = 'TRUE';
} elseif ($_REQUEST['correctAnswer'] == 'false') {
$this->correctAnswer = 'FALSE';
}
}
//-- grades
$trueGrade = isset($_REQUEST['trueGrade']) ? castToFloat($_REQUEST['trueGrade']) : 0;
$falseGrade = isset($_REQUEST['falseGrade']) ? castToFloat($_REQUEST['falseGrade']) : 0;
if ($this->correctAnswer == 'TRUE') {
$this->trueGrade = abs($trueGrade);
// good answer cannot have negative score
$this->falseGrade = 0 - abs($falseGrade);
// bad answer cannot have positive score
} elseif ($this->correctAnswer == 'FALSE') {
$this->trueGrade = 0 - abs($trueGrade);
// good answer cannot have negative score
$this->falseGrade = abs($falseGrade);
// bad answer cannot have positive score
} else {
$this->trueGrade = abs($trueGrade);
$this->falseGrade = abs($falseGrade);
}
return true;
}
/**
* set grade
*
* @author Sebastien Piraux <*****@*****.**>
* @param float $value
*/
public function setGrade($value)
{
$this->grade = castToFloat($value);
}
/**
* handle the form, get data of request and put in the object, handle commands if required
*
* @author Sebastien Piraux <*****@*****.**>
* @return boolean true if form can be checked and saved, false
*/
public function handleForm()
{
// reinit array
$this->leftList = array();
$this->rightList = array();
//-- set form value in object
for ($i = 0; $i < $_REQUEST['rightCount']; $i++) {
$answerNumber = $i + 1;
//-- answer text
$right = 'right_' . $this->questionId . '_' . $answerNumber;
if (isset($_REQUEST[$right])) {
$answer = trim($_REQUEST[$right]);
} else {
$answer = '';
}
$this->addRight($answer);
}
// we need to have a correspondance between number of the answer in the form and code of corresponding proposal
$righCodeList = array_keys($this->rightList);
for ($i = 0; $i < $_REQUEST['leftCount']; $i++) {
$answerNumber = $i + 1;
//-- answer text
$answerFieldName = 'answer_' . $this->questionId . '_' . $answerNumber;
if (isset($_REQUEST[$answerFieldName])) {
$answer = trim($_REQUEST[$answerFieldName]);
} else {
$answer = '';
}
//-- matching choice
$matchFieldName = 'match_' . $this->questionId . '_' . $answerNumber;
if (isset($_REQUEST[$matchFieldName])) {
// 'match' value is the code of the matching right answer
if (isset($righCodeList[$_REQUEST[$matchFieldName]])) {
$match = $righCodeList[$_REQUEST[$matchFieldName]];
} else {
$match = '';
}
} else {
$match = '';
}
//-- grade
$gradeFieldName = 'grade_' . $this->questionId . '_' . $answerNumber;
if (isset($_REQUEST[$gradeFieldName])) {
$grade = castToFloat($_REQUEST[$gradeFieldName]);
} else {
$grade = '';
}
$this->addLeft($answer, $match, $grade);
}
//-- cmd
if (isset($_REQUEST['cmdRemLeft'])) {
$this->remLeft();
return false;
}
if (isset($_REQUEST['cmdAddLeft'])) {
$this->addLeft();
return false;
}
if (isset($_REQUEST['cmdRemRight'])) {
$this->remRight();
return false;
}
if (isset($_REQUEST['cmdAddRight'])) {
$this->addRight();
return false;
}
// no special command
return true;
}
/**
* allow to import the answers, feedbacks, and grades of a question
*
* @param questionArray is an array that must contain all the information needed to build the question
*/
public function import($questionArray)
{
$answerArray = $questionArray['answer'];
//This tick to remove examples in the answers!!!!
$this->leftList = array();
$this->rightList = array();
//find right and left column
$right_column = array_pop($answerArray);
$left_column = array_pop($answerArray);
//1- build answers
foreach ($right_column as $right_key => $right_element) {
$code = $this->addRight($right_element);
foreach ($left_column as $left_key => $left_element) {
$matched_pattern = $left_key . " " . $right_key;
$matched_pattern_inverted = $right_key . " " . $left_key;
if (in_array($matched_pattern, $questionArray['correct_answers']) || in_array($matched_pattern_inverted, $questionArray['correct_answers'])) {
if (isset($questionArray['weighting'][$matched_pattern])) {
$grade = castToFloat($questionArray['weighting'][$matched_pattern]);
} else {
$grade = 0;
}
$this->addLeft($left_element, $code, $grade);
}
}
}
$this->save();
}
/**
* handle the form, get data of request and put in the object, handle commands if required
*
* @author Sebastien Piraux <*****@*****.**>
* @return boolean true if form can be checked and saved, false
*/
public function handleForm()
{
$this->answerList = array();
// set form value in object
for ($i = 0; $i < $_REQUEST['answerCount']; $i++) {
$answerNumber = $i + 1;
//-- answer text
$answer = 'answer_' . $answerNumber;
if (isset($_REQUEST[$answer])) {
$this->answerList[$i]['answer'] = $_REQUEST[$answer];
} else {
$this->answerList[$i]['answer'] = '';
}
//-- correct answer
$correct = 'correct_' . $answerNumber;
if ($this->multipleAnswer) {
if (isset($_REQUEST[$correct])) {
$this->answerList[$i]['correct'] = 1;
} else {
$this->answerList[$i]['correct'] = 0;
}
} else {
if (isset($_REQUEST['correct']) && $_REQUEST['correct'] == $correct) {
$this->answerList[$i]['correct'] = 1;
} else {
$this->answerList[$i]['correct'] = 0;
}
}
//-- feedbacks
$comment = 'comment_' . $answerNumber;
if (isset($_REQUEST[$comment])) {
$this->answerList[$i]['comment'] = $_REQUEST[$comment];
} else {
$this->answerList[$i]['comment'] = '';
}
//-- grade
$grade = 'grade_' . $answerNumber;
if (isset($_REQUEST[$grade])) {
if ($this->answerList[$i]['correct'] == 1) {
// correct answer must have positive answer
$this->answerList[$i]['grade'] = abs(castToFloat($_REQUEST[$grade]));
} else {
if ($this->multipleAnswer) {
// if multiple answer score must be negative
$this->answerList[$i]['grade'] = 0 - abs(castToFloat($_REQUEST[$grade]));
} else {
// if single answer score can be positive
$this->answerList[$i]['grade'] = castToFloat($_REQUEST[$grade]);
}
}
} else {
$this->answerList[$i]['grade'] = 0;
}
}
//-- cmd
if (isset($_REQUEST['cmdRemAnsw'])) {
$this->remAnswer();
return false;
}
if (isset($_REQUEST['cmdAddAnsw'])) {
$this->addAnswer();
return false;
}
// no special command
return true;
}
