Answer::selectHotspotCoordinates() - Code Metrics - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

Answer::selectHotspotCoordinates() A
last analyzed 2025-11-23 12:46 UTC

↳ Parent: Answer
Complexity

Conditions	2
Paths	2
Size

Total Lines	3
Code Lines	1
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	2
eloc	1
nc	2
nop	1
dl	0
loc	3
rs	10
c	0
b	0
f	0
<?php

/* For licensing terms, see /license.txt */

use Chamilo\CoreBundle\Framework\Container;
use Chamilo\CourseBundle\Entity\CQuizAnswer;
use Chamilo\CourseBundle\Entity\CQuizQuestion;

/**
 * Class Answer
 * Allows to instantiate an object of type Answer
 * 5 arrays are created to receive the attributes of each answer belonging to a specified question.
 *
 * @author Olivier Brouckaert
 */
class Answer
{
    public $questionId;

    // these are arrays
    public $answer;
    public $correct;
    public $comment;
    public $weighting;
    public $position;
    public $hotspot_coordinates;
    public $hotspot_type;
    public $destination;
    // these arrays are used to save temporarily new answers
    // then they are moved into the arrays above or deleted in the event of cancellation
    public $new_answer;
    public $new_correct;
    public $new_comment;
    public $new_weighting;
    public $new_position;
    public $new_hotspot_coordinates;
    public $new_hotspot_type;
    public $autoId;
    /** @var int Number of answers in the question */
    public $nbrAnswers;
    public $new_nbrAnswers;
    public $new_destination; // id of the next question if feedback option is set to Directfeedback
    public $course; //Course information
    public $iid;
    public $questionJSId;
    public $standalone;
    /** @var Exercise|null */
    private $exercise;

    /**
     * @author Olivier Brouckaert
     *
     * @param int      $questionId that answers belong to
     * @param int      $course_id
     * @param Exercise $exercise
     * @param bool     $readAnswer
     */
    public function __construct($questionId, $course_id = 0, $exercise = null, $readAnswer = true)
    {
        $this->questionId = (int) $questionId;
        $this->answer = [];
        $this->correct = [];
        $this->comment = [];
        $this->weighting = [];
        $this->position = [];
        $this->hotspot_coordinates = [];
        $this->hotspot_type = [];
        $this->destination = [];
        // clears $new_* arrays
        $this->cancel();

        if (empty($course_id)) {
            $course_id = api_get_course_int_id();
        }

        $this->course = api_get_course_info_by_id($course_id);
        if (empty($exercise)) {
            // fills arrays
            $objExercise = new Exercise($course_id);
            $exerciseId = $_REQUEST['exerciseId'] ?? null;
            $objExercise->read($exerciseId, false);
        } else {
            $objExercise = $exercise;
        }
        $this->exercise = $objExercise;

        if ($readAnswer) {
            if ('1' == $objExercise->random_answers && CALCULATED_ANSWER != $this->getQuestionType()) {
                $this->readOrderedBy('rand()', ''); // randomize answers
            } else {
                $this->read(); // natural order
            }
        }
    }

    /**
     * Clears $new_* arrays.
     *
     * @author Olivier Brouckaert
     */
    public function cancel()
    {
        $this->new_answer = [];
        $this->new_correct = [];
        $this->new_comment = [];
        $this->new_weighting = [];
        $this->new_position = [];
        $this->new_hotspot_coordinates = [];
        $this->new_hotspot_type = [];
        $this->new_nbrAnswers = 0;
        $this->new_destination = [];
    }

    /**
     * Reads answer information from the database.
     *
     * @author Olivier Brouckaert
     */
    public function read()
    {
        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
        $questionId = $this->questionId;

        $sql = "SELECT * FROM $table
                WHERE
                    question_id ='".$questionId."'
                ORDER BY position";

        $result = Database::query($sql);
        $i = 1;

        // while a record is found
        while ($object = Database::fetch_object($result)) {
            $this->id[$i] = $object->iid;
            $this->autoId[$i] = $object->iid;
            $this->iid[$i] = $object->iid;
            $this->answer[$i] = $object->answer;
            $this->correct[$i] = $object->correct;
            $this->comment[$i] = $object->comment;
            $this->weighting[$i] = $object->ponderation;
            $this->position[$i] = $object->position;
            $this->hotspot_coordinates[$i] = $object->hotspot_coordinates;
            $this->hotspot_type[$i] = $object->hotspot_type;
            $i++;
        }
        $this->nbrAnswers = $i - 1;
    }

    /**
     * @param int $id
     *
     * @return array
     */
    public function getAnswerByAutoId($id)
    {
        foreach ($this->autoId as $key => $autoId) {
            if ($autoId == $id) {
                return [
                    'answer' => $this->answer[$key],
                    'correct' => $this->correct[$key],
                    'comment' => $this->comment[$key],
                ];
            }
        }

        return [];
    }

    /**
     * returns all answer ids from this question Id.
     *
     * @author Yoselyn Castillo
     *
     * @return array - $id (answer ids)
     */
    public function selectAnswerId()
    {
        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
        $questionId = $this->questionId;

        $sql = "SELECT id FROM
              $table
              WHERE c_id = {$this->course_id} AND question_id ='".$questionId."'";


        $result = Database::query($sql);
        $id = [];
        // while a record is found
        if (Database::num_rows($result) > 0) {
            while ($object = Database::fetch_array($result)) {
                $id[] = $object['id'];
            }
        }

        return $id;
    }

    /**
     * Reads answer information from the data base ordered by parameter.
     *
     * @param string $field Field we want to order by
     * @param string $order DESC or ASC
     *
     * @return bool
     *
     * @author Frederic Vauthier
     */
    public function readOrderedBy($field, $order = 'ASC')
    {
        $field = Database::escape_string($field);
        if (empty($field)) {
            $field = 'position';
        }

        if ('ASC' != $order && 'DESC' != $order) {
            $order = 'ASC';
        }

        $TBL_ANSWER = Database::get_course_table(TABLE_QUIZ_ANSWER);
        $TBL_QUIZ = Database::get_course_table(TABLE_QUIZ_QUESTION);
        $questionId = (int) $this->questionId;

        $sql = "SELECT type FROM $TBL_QUIZ
                WHERE iid = $questionId";
        $result_question = Database::query($sql);
        $questionType = Database::fetch_array($result_question);

        if (DRAGGABLE == $questionType['type']) {
            // Random is done by submit.js.tpl
            $this->read();

            return true;
        }

        $sql = "SELECT
                    answer,
                    correct,
                    comment,
                    ponderation,
                    position,
                    hotspot_coordinates,
                    hotspot_type,
                    iid
                FROM $TBL_ANSWER
                WHERE
                    question_id='".$questionId."'
                ORDER BY $field $order";
        $result = Database::query($sql);

        $i = 1;
        // while a record is found
        $doubt_data = null;
        while ($object = Database::fetch_object($result)) {
            if (UNIQUE_ANSWER_NO_OPTION == $questionType['type'] && 666 == $object->position) {
                $doubt_data = $object;

                continue;
            }
            $this->answer[$i] = $object->answer;
            $this->correct[$i] = $object->correct;
            $this->comment[$i] = $object->comment;
            $this->weighting[$i] = $object->ponderation;
            $this->position[$i] = $object->position;
            $this->hotspot_coordinates[$i] = $object->hotspot_coordinates;
            $this->hotspot_type[$i] = $object->hotspot_type;
            $this->autoId[$i] = $object->iid;
            $this->iid[$i] = $object->iid;
            $i++;
        }

        if (UNIQUE_ANSWER_NO_OPTION == $questionType['type'] && !empty($doubt_data)) {
            $this->answer[$i] = $doubt_data->answer;
            $this->correct[$i] = $doubt_data->correct;
            $this->comment[$i] = $doubt_data->comment;
            $this->weighting[$i] = $doubt_data->ponderation;
            $this->position[$i] = $doubt_data->position;
            $this->hotspot_coordinates[$i] = isset($object->hotspot_coordinates) ? $object->hotspot_coordinates : 0;
            $this->hotspot_type[$i] = isset($object->hotspot_type) ? $object->hotspot_type : 0;
            $this->destination[$i] = $doubt_data->destination;
            $this->autoId[$i] = $doubt_data->iid;
            $this->iid[$i] = $doubt_data->iid;
            $i++;
        }
        $this->nbrAnswers = $i - 1;

        return true;
    }

    /**
     * returns the autoincrement id.
     *
     * @author Juan Carlos Ra�a
     *
     * @return int - answer num
     */
    public function selectAutoId($id)
    {
        return isset($this->iid[$id]) ? (int) $this->iid[$id] : 0;
    }

    /**
     * returns the number of answers in this question.
     *
     * @author Olivier Brouckaert
     *
     * @return int - number of answers
     */
    public function selectNbrAnswers()
    {
        return $this->nbrAnswers;
    }

    /**
     * returns the question ID which the answers belong to.
     *
     * @author Olivier Brouckaert
     *
     * @return int - the question ID
     */
    public function selectQuestionId()
    {
        return $this->questionId;
    }

    /**
     * returns the question ID of the destination question.
     *
     * @author Julio Montoya
     *
     * @param int $id
     *
     * @return int - the question ID
     */
    public function selectDestination($id)
    {
        return isset($this->destination[$id]) ? $this->destination[$id] : null;
    }

    /**
     * returns the answer title.
     *
     * @author Olivier Brouckaert
     *
     * @param - integer $id - answer ID
     *
     * @return string - answer title
     */
    public function selectAnswer($id)
    {
        return isset($this->answer[$id]) ? $this->answer[$id] : null;
    }

    /**
     * return array answer by id else return a bool.
     *
     * @param int $auto_id
     *
     * @return array
     */
    public function selectAnswerByAutoId($auto_id)
    {
        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
        $auto_id = (int) $auto_id;
        $sql = "SELECT iid, answer FROM $table
                WHERE iid='$auto_id'";
        $rs = Database::query($sql);

        if (Database::num_rows($rs) > 0) {
            return Database::fetch_assoc($rs);

        }

        return false;
    }

    /**
     * returns the answer title from an answer's position.
     *
     * @author Yannick Warnier
     *
     * @param - integer $pos - answer ID
     *
     * @return bool - answer title
     */
    public function selectAnswerIdByPosition($pos)
    {
        foreach ($this->position as $k => $v) {
            if ($v != $pos) {
                continue;
            }

            return $k;
        }

        return false;
    }

    /**
     * Returns a list of answers.
     *
     * @author Yannick Warnier <[email protected]>
     *
     * @param bool $decode
     *
     * @return array List of answers where each answer is an array
     *               of (id, answer, comment, grade) and grade=weighting
     */
    public function getAnswersList($decode = false)
    {
        $list = [];
        for ($i = 1; $i <= $this->nbrAnswers; $i++) {
            if (!empty($this->answer[$i])) {
                //Avoid problems when parsing elements with accents
                if ($decode) {
                    $this->answer[$i] = api_html_entity_decode(
                        $this->answer[$i],
                        ENT_QUOTES,
                        api_get_system_encoding()
                    );
                    $this->comment[$i] = api_html_entity_decode(
                        $this->comment[$i],
                        ENT_QUOTES,
                        api_get_system_encoding()
                    );
                }

                $list[] = [
                    'id' => $i,
                    'answer' => $this->answer[$i],
                    'comment' => $this->comment[$i],
                    'grade' => $this->weighting[$i],
                    'hotspot_coord' => $this->hotspot_coordinates[$i],
                    'hotspot_type' => $this->hotspot_type[$i],
                    'correct' => $this->correct[$i],
                ];
            }
        }

        return $list;
    }

    /**
     * Returns a list of grades.
     *
     * @author Yannick Warnier <[email protected]>
     *
     * @return array List of grades where grade=weighting (?)
     */
    public function getGradesList()
    {
        $list = [];
        for ($i = 0; $i < $this->nbrAnswers; $i++) {
            if (!empty($this->answer[$i])) {
                $list[$i] = $this->weighting[$i];
            }
        }

        return $list;
    }

    /**
     * Returns the question type.
     *
     * @author    Yannick Warnier <[email protected]>
     *
     * @todo remove this function use CQuizQuestion
     *
     * @return int The type of the question this answer is bound to
     */
    public function getQuestionType()
    {
        $table = Database::get_course_table(TABLE_QUIZ_QUESTION);
        $sql = "SELECT type FROM $table
                WHERE iid = '".$this->questionId."'";
        $res = Database::query($sql);
        if (Database::num_rows($res) <= 0) {
            return null;
        }
        $row = Database::fetch_array($res);

        return (int) $row['type'];
    }

    /**
     * tells if answer is correct or not.
     *
     * @author Olivier Brouckaert
     *
     * @param - integer $id - answer ID
     *
     * @return int - 0 if bad answer, not 0 if good answer
     */
    public function isCorrect($id)
    {
        return isset($this->correct[$id]) ? $this->correct[$id] : null;
    }

    /**
     * returns answer comment.
     *
     * @author Olivier Brouckaert
     *
     * @param - integer $id - answer ID
     *
     * @return string - answer comment
     */
    public function selectComment($id)
    {
        return isset($this->comment[$id]) ? $this->comment[$id] : null;
    }

    /**
     * returns answer weighting.
     *
     * @author Olivier Brouckaert
     *
     * @param - integer $id - answer ID
     *
     * @return int - answer weighting
     */
    public function selectWeighting($id)
    {
        return isset($this->weighting[$id]) ? $this->weighting[$id] : null;
    }

    /**
     * returns answer position.
     *
     * @author Olivier Brouckaert
     *
     * @param - integer $id - answer ID
     *
     * @return int - answer position
     */
    public function selectPosition($id)
    {
        return isset($this->position[$id]) ? $this->position[$id] : null;
    }

    /**
     * returns answer hotspot coordinates.
     *
     * @author Olivier Brouckaert
     *
     * @param int $id Answer ID
     *
     * @return int Answer position
     */
    public function selectHotspotCoordinates($id)
    {
        return isset($this->hotspot_coordinates[$id]) ? $this->hotspot_coordinates[$id] : null;
    }

    /**
     * returns answer hotspot type.
     *
     * @author Toon Keppens
     *
     * @param int $id Answer ID
     *
     * @return int Answer position
     */
    public function selectHotspotType($id)
    {
        return isset($this->hotspot_type[$id]) ? $this->hotspot_type[$id] : null;
    }

    /**
     * Creates a new answer.
     *
     * @author Olivier Brouckaert
     *
     * @param string $answer                  answer title
     * @param int    $correct                 0 if bad answer, not 0 if good answer
     * @param string $comment                 answer comment
     * @param int    $weighting               answer weighting
     * @param int    $position                answer position
     * @param array  $new_hotspot_coordinates Coordinates for hotspot exercises (optional)
     * @param int    $new_hotspot_type        Type for hotspot exercises (optional)
     * @param string $destination
     */
    public function createAnswer(
        $answer,
        $correct,
        $comment,
        $weighting,
        $position,
        $new_hotspot_coordinates = null,
        $new_hotspot_type = null,
        $destination = ''
    ) {
        $this->new_nbrAnswers++;
        $id = $this->new_nbrAnswers;
        $this->new_answer[$id] = $answer;
        $this->new_correct[$id] = $correct;
        $this->new_comment[$id] = $comment;
        $this->new_weighting[$id] = $weighting;
        $this->new_position[$id] = $position;
        $this->new_hotspot_coordinates[$id] = $new_hotspot_coordinates;
        $this->new_hotspot_type[$id] = $new_hotspot_type;
    }

    /**
     * Updates an answer.
     *
     * @author Toon Keppens
     *
     * @param int    $iid
     * @param string $answer
     * @param string $comment
     * @param string $correct
     * @param string $weighting
     * @param string $position
     * @param string $destination
     * @param string $hotSpotCoordinates
     * @param string $hotSpotType
     *
     * @return CQuizAnswer
     */
    public function updateAnswers(
        $iid,
        $answer,
        $comment,
        $correct,
        $weighting,
        $position,
        $destination,
        $hotSpotCoordinates,
        $hotSpotType
    ) {
        $em = Database::getManager();

        /** @var CQuizAnswer $quizAnswer */
        $quizAnswer = $em->find(CQuizAnswer::class, $iid);
        if ($quizAnswer) {

            $quizAnswer
                ->setAnswer((string) $answer)
                ->setComment((string) $comment)
                ->setCorrect((int) $correct)
                ->setPonderation($weighting)
                ->setPosition((int) $position)
                ->setHotspotCoordinates($hotSpotCoordinates)
                ->setHotspotType($hotSpotType)
            ;

            $em->persist($quizAnswer);
            $em->flush();

            return $quizAnswer;
        }

        return false;
    }

    /**
     * Records answers into the data base.
     *
     * @author Olivier Brouckaert
     */
    public function save()
    {
        $answerTable = Database::get_course_table(TABLE_QUIZ_ANSWER);
        $em = Database::getManager();
        $questionId = (int) $this->questionId;

        $courseId = $this->course['real_id'];
        $answerList = [];
        $questionRepo = Container::getQuestionRepository();
        /** @var CQuizQuestion $question */
        $question = $questionRepo->find($questionId);
        $questionType = $this->getQuestionType();

        for ($i = 1; $i <= $this->new_nbrAnswers; $i++) {
            $answer = (string) ($this->new_answer[$i] ?? '');
            $correct = isset($this->new_correct[$i]) ? (int) $this->new_correct[$i] : null;
            $comment = $this->new_comment[$i] ?? null;
            $weighting = isset($this->new_weighting[$i]) ? (float) $this->new_weighting[$i] : null;
            $position = isset($this->new_position[$i]) ? (int) $this->new_position[$i] : (int) $i;
            $hotspot_coordinates = $this->new_hotspot_coordinates[$i] ?? null;
            $hotspot_type = $this->new_hotspot_type[$i] ?? null;
            $iid = isset($this->iid[$i]) ? (int) $this->iid[$i] : 0;

            if (!isset($this->position[$i])) {
                $quizAnswer = new CQuizAnswer();
                $quizAnswer
                    ->setQuestion($question)
                    ->setAnswer($answer)
                    ->setCorrect($correct)
                    ->setComment($comment)
                    ->setPonderation(!is_null($weighting) ? $weighting : 0.0)
                    ->setPosition($position)
                    ->setHotspotCoordinates($hotspot_coordinates)
                    ->setHotspotType($hotspot_type);

                $em->persist($quizAnswer);
                $em->flush();

                $iid = (int) $quizAnswer->getIid();

                if ($iid) {
                    if (in_array(
                        $questionType,
                        [MATCHING, MATCHING_COMBINATION, MATCHING_DRAGGABLE, MATCHING_DRAGGABLE_COMBINATION],
                        true
                    )) {
                        $answerObj = new self($this->questionId, $courseId, $this->exercise, false);
                        $answerObj->read();
                        $correctAnswerId = $answerObj->selectAnswerIdByPosition($correct);

                        if (in_array($questionType, [MATCHING, MATCHING_COMBINATION], true) && !$correctAnswerId) {
                            continue;
                        }
                        $correctAnswerAutoId = $answerObj->selectAutoId($correct);
                        $quizAnswer->setCorrect($correctAnswerAutoId ?: 0);
                    }

                    $em->persist($quizAnswer);
                    $em->flush();
                }
            } else {
                // Update existing answer (note: updateAnswers will cast position to int now)
                $this->updateAnswers(
                    $iid,
                    $this->new_answer[$i],
                    $this->new_comment[$i],
                    $this->new_correct[$i],
                    $this->new_weighting[$i],
                    $this->new_position[$i],
                    null,
                    $this->new_hotspot_coordinates[$i],
                    $this->new_hotspot_type[$i]
                );
            }

            $answerList[$i] = $iid;
        }

        // Post-processing for draggable/matching types
        switch ($questionType) {
            case MATCHING_DRAGGABLE:
                foreach ($this->new_correct as $value => $status) {
                    if (!empty($status)) {
                        $correct = $answerList[$status] ?? $status;
                        $myAutoId = $answerList[$value];
                        $sql = "UPDATE $answerTable SET correct = '$correct' WHERE iid = $myAutoId";
                        Database::query($sql);
                    }
                }
                break;

            case MATCHING_DRAGGABLE_COMBINATION:
                foreach ($this->new_correct as $value => $status) {
                    if (!empty($status)) {
                        $correct = $answerList[$status] ?? $status;
                        $myAutoId = $answerList[$value];
                        $sql = "UPDATE $answerTable SET correct = '$correct' WHERE iid = $myAutoId";
                        Database::query($sql);
                    }
                }
                break;

            case DRAGGABLE:
                foreach ($this->new_correct as $value => $status) {
                    if (!empty($status)) {
                        $correct = $answerList[$status];
                        $myAutoId = $answerList[$value];
                        $sql = "UPDATE $answerTable SET correct = '$correct' WHERE iid = $myAutoId";
                        Database::query($sql);
                    }
                }
                break;
        }

        // Delete trailing answers when we saved fewer than previously existed
        if (count($this->position) > $this->new_nbrAnswers) {
            $i = $this->new_nbrAnswers + 1;
            while (isset($this->position[$i])) {
                $toDeletePos = (int) $this->position[$i];
                $sql = "DELETE FROM $answerTable
                    WHERE question_id = '".$questionId."' AND position = '$toDeletePos'";
                Database::query($sql);
                $i++;
            }
        }

        // Move new_* arrays into main arrays
        $this->answer               = $this->new_answer;
        $this->correct              = $this->new_correct;
        $this->comment              = $this->new_comment;
        $this->weighting            = $this->new_weighting;
        $this->position             = $this->new_position;
        $this->hotspot_coordinates  = $this->new_hotspot_coordinates;
        $this->hotspot_type         = $this->new_hotspot_type;
        $this->nbrAnswers           = $this->new_nbrAnswers;

        $this->cancel();
    }

    /**
     * Duplicates answers by copying them into another question.
     *
     * @author Olivier Brouckaert
     *
     * @param null $courseInfo destination course info (result of the function api_get_course_info() )

     *
     * @throws \Doctrine\ORM\ORMException
     * @throws \Doctrine\ORM\OptimisticLockException
     */
    public function duplicate(Question $newQuestion, $courseInfo = null)
    {
        $newQuestionId = $newQuestion->id;

        $em = Database::getManager();
        $questionRepo = Container::getQuestionRepository();
        $answerRepo = $em->getRepository(CQuizAnswer::class);
        $question = $questionRepo->find($newQuestionId);

        if (empty($courseInfo)) {
            $courseInfo = $this->course;
        }

        $fixedList = [];

        if (MULTIPLE_ANSWER_TRUE_FALSE === self::getQuestionType() ||
        if (MULTIPLE_ANSWER_TRUE_FALSE === self::/** @scrutinizer ignore-call */ getQuestionType() ||
            MULTIPLE_ANSWER_TRUE_FALSE_DEGREE_CERTAINTY === self::getQuestionType()
        ) {
            // Selecting origin options
            $originOptions = Question::readQuestionOption($this->selectQuestionId());

            if (!empty($originOptions)) {
                foreach ($originOptions as $item) {
                    $newOptionList[] = $item['iid'];
                }
            }

            $destinationOptions = Question::readQuestionOption($newQuestionId);
            $i = 0;
            if (!empty($destinationOptions)) {
                foreach ($destinationOptions as $item) {
                    $fixedList[$newOptionList[$i]] = $item['iid'];

                    $i++;
                }
            }
        }

        // if at least one answer
        if (empty($this->nbrAnswers)) {
            return;
        }
        // inserts new answers into data base
        $correctAnswers = [];
        $onlyAnswers = [];
        $allAnswers = [];

        if (in_array($newQuestion->type, [MATCHING, MATCHING_COMBINATION, MATCHING_DRAGGABLE, MATCHING_DRAGGABLE_COMBINATION], true)) {
            $temp = [];
            for ($i = 1; $i <= $this->nbrAnswers; $i++) {
                $answer = [
                    'id' => $this->id[$i],
                    'answer' => $this->answer[$i],
                    'correct' => $this->correct[$i],
                    'comment' => $this->comment[$i],
                    'weighting' => $this->weighting[$i],
                    'ponderation' => $this->weighting[$i],
                    'position' => $this->position[$i],
                    'hotspot_coordinates' => $this->hotspot_coordinates[$i],
                    'hotspot_type' => $this->hotspot_type[$i],
                ];
                $temp[$answer['position']] = $answer;
                $allAnswers[$this->id[$i]] = $this->answer[$i];
            }

            foreach ($temp as $answer) {
                if (!empty($this->course['id']) && ($this->course['id'] != $courseInfo['id'])) {
                    // check resources inside html from ckeditor tool and copy correct urls into recipient course
                    $answer['answer'] = DocumentManager::replaceUrlWithNewCourseCode(
                        $answer['answer'],
                        $this->course['id'],
                        $courseInfo['id']
                    );

                    $answer['comment'] = DocumentManager::replaceUrlWithNewCourseCode(
                        $answer['comment'],
                        $this->course['id'],
                        $courseInfo['id']
                    );
                }

                $quizAnswer = new CQuizAnswer();
                $quizAnswer
                    ->setQuestion($question)
                    ->setAnswer($answer['answer'])
                    ->setCorrect($answer['correct'])
                    ->setComment($answer['comment'])
                    ->setPonderation($answer['ponderation'])
                    ->setPosition($answer['position'])
                    ->setHotspotCoordinates($answer['hotspot_coordinates'])
                    ->setHotspotType($answer['hotspot_type'])
                ;

                $em->persist($quizAnswer);
                $em->flush();

                $answerId = $quizAnswer->getIid();

                if ($answerId) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
                    $em->persist($quizAnswer);
                    $em->flush();

                    $correctAnswers[$answerId] = $answer['correct'];
                    $onlyAnswers[$answerId] = $answer['answer'];
                }
            }
        } else {
            for ($i = 1; $i <= $this->nbrAnswers; $i++) {
                if (!empty($this->course['id']) && ($this->course['id'] != $courseInfo['id'])) {
                    $this->answer[$i] = DocumentManager::replaceUrlWithNewCourseCode(
                        $this->answer[$i],
                        $this->course['id'],
                        $courseInfo['id']
                    );
                    $this->comment[$i] = DocumentManager::replaceUrlWithNewCourseCode(
                        $this->comment[$i],
                        $this->course['id'],
                        $courseInfo['id']
                    );
                }

                $correct = $this->correct[$i];
                if (MULTIPLE_ANSWER_TRUE_FALSE == $newQuestion->type ||
                    MULTIPLE_ANSWER_TRUE_FALSE_DEGREE_CERTAINTY == $newQuestion->type
                ) {
                    $correct = $fixedList[(int) $correct];
                }

                $quizAnswer = new CQuizAnswer();
                $quizAnswer
                    ->setQuestion($question)
                    ->setAnswer($this->answer[$i])
                    ->setCorrect($correct)
                    ->setComment($this->comment[$i])
                    ->setPonderation($this->weighting[$i])
                    ->setPosition($this->position[$i])
                    ->setHotspotCoordinates($this->hotspot_coordinates[$i])
                    ->setHotspotType($this->hotspot_type[$i]);

                $em->persist($quizAnswer);
                $em->flush();

                $answerId = $quizAnswer->getIid();

                $correctAnswers[$answerId] = $correct;
                $onlyAnswers[$answerId] = $this->answer[$i];
                $allAnswers[$this->id[$i]] = $this->answer[$i];
            }
        }

        // Fix correct answers
        if (in_array($newQuestion->type, [DRAGGABLE, MATCHING, MATCHING_COMBINATION, MATCHING_DRAGGABLE, MATCHING_DRAGGABLE_COMBINATION], true)) {
            $onlyAnswersFlip = array_flip($onlyAnswers);
            foreach ($correctAnswers as $answerIdItem => $correctAnswer) {
                if (!isset($allAnswers[$correctAnswer]) || !isset($onlyAnswersFlip[$allAnswers[$correctAnswer]])) {
                    continue;
                }
                $answer = $answerRepo->find($answerIdItem);
                $answer->setCorrect((int) $onlyAnswersFlip[$allAnswers[$correctAnswer]]);

                $em->persist($answer);
                $em->flush();
            }
        }
    }

    /**
     * Get the necessary JavaScript for some answers.
     *
     * @return string
     */
    public function getJs()
    {
        return "<script>
                $(window).on('load', function() {
                    jsPlumb.ready(function() {
                        if ($('#drag{$this->questionId}_question').length > 0) {
                            setTimeout(function() {
                                // Initialize MatchingDraggable
                                MatchingDraggable.init('{$this->questionId}');
                            }, 1000);
                        }
                    });
                });
            </script>";
    }

    /**
     * Check if a answer is correct by an answer auto id.
     *
     * @param int $needle The answer auto id
     *
     * @return bool
     */
    public function isCorrectByAutoId($needle)
    {
        $key = 0;
        if (is_array($this->autoId)) {
            foreach ($this->autoId as $autoIdKey => $autoId) {
                if ($autoId == $needle) {
                    $key = $autoIdKey;
                }
            }
        }

        if (!$key) {
            return false;
        }

        return $this->isCorrect($key) ? true : false;
    }

    /**
     * Get answers already added to question.
     *
     * @return array
     */
    public function getAnswers()
    {
        $table = Database::get_course_table(TABLE_QUIZ_ANSWER);
        $questionId = $this->questionId;

        $sql = "SELECT * FROM $table
                WHERE question_id = $questionId
                ORDER BY position";

        $result = Database::query($sql);

        $answers = [];

        // while a record is found
        while ($answer = Database::fetch_assoc($result)) {
            $answers[] = $answer;
        }

        return $answers;
    }

}

chamilo / chamilo-lms

Answer::selectHotspotCoordinates() A last analyzed 2025-11-23 12:46 UTC

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Answer::selectHotspotCoordinates() A
last analyzed 2025-11-23 12:46 UTC
