Collaboration diagram for ilPollAnswersHandler:

Public Member Functions
	__construct (ilObjPoll $poll, string $vote_url, string $vote_cmd)

	popLastVoteFromSession ()
	TODO session handling should get its own class. More...

	getAnswers ()

	getAnswer (int $id)

	getNumberOfAnswers ()

	getAnswerLimitForInfo ()

	getAnswerLimit ()

	getVoteURL ()

	getVoteCommand ()

Protected Attributes
string	$vote_url

string	$vote_cmd

int	$poll_id

array	$answers

int	$answer_limit

Detailed Description

Definition at line 21 of file class.ilPollAnswersHandler.php.

Constructor & Destructor Documentation

◆ __construct()

ilPollAnswersHandler::__construct	(	ilObjPoll	$poll,
		string	$vote_url,
		string	$vote_cmd
	)

Definition at line 33 of file class.ilPollAnswersHandler.php.

      {
        $this->vote_url = $vote_url;
        $this->vote_cmd = $vote_cmd;
        $this->answer_limit = $poll->getMaxNumberOfAnswers();
        $this->poll_id = $poll->getId();
 
        $answers = [];
        foreach ($poll->getAnswers() as $answer) {
            $id = (int) ($answer['id'] ?? 0);
            $text = (string) ($answer['answer'] ?? '');
            $answers[$id] = $text;
        }
        $this->answers = $answers;
    }

References $answers, $id, $vote_cmd, $vote_url, ilObjPoll\getAnswers(), ilObject\getId(), ilObjPoll\getMaxNumberOfAnswers(), and ILIAS\Repository\int().

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Member Function Documentation

◆ getAnswer()

ilPollAnswersHandler::getAnswer ( int $id )

Definition at line 77 of file class.ilPollAnswersHandler.php.

                                      : string
    {
        return (string) ($this->answers[$id] ?? '');
    }

References $id.

◆ getAnswerLimit()

ilPollAnswersHandler::getAnswerLimit ( )

Definition at line 97 of file class.ilPollAnswersHandler.php.

                                    : int
    {
        return $this->answer_limit;
    }

References $answer_limit.

Referenced by getAnswerLimitForInfo(), and ilPollAnswersRenderer\render().

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◆ getAnswerLimitForInfo()

ilPollAnswersHandler::getAnswerLimitForInfo ( )

Definition at line 87 of file class.ilPollAnswersHandler.php.

                                           : ?int
    {
        $single_answer = $this->getAnswerLimit() === 1;
        $below_max = $this->getNumberOfAnswers() > $this->getAnswerLimit();
        if ($below_max && !$single_answer) {
            return $this->getAnswerLimit();
        }
        return null;
    }

References getAnswerLimit(), and getNumberOfAnswers().

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◆ getAnswers()

ilPollAnswersHandler::getAnswers ( )

Returns: Generator|string[]

Definition at line 70 of file class.ilPollAnswersHandler.php.

                                : Generator
    {
        foreach ($this->answers as $id => $answer) {
            yield $id => $answer;
        }
    }

References $id.

◆ getNumberOfAnswers()

ilPollAnswersHandler::getNumberOfAnswers ( )

Definition at line 82 of file class.ilPollAnswersHandler.php.

                                        : int
    {
        return count($this->answers);
    }

Referenced by getAnswerLimitForInfo().

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◆ getVoteCommand()

ilPollAnswersHandler::getVoteCommand ( )

Definition at line 107 of file class.ilPollAnswersHandler.php.

                                    : string
    {
        return $this->vote_cmd;
    }

References $vote_cmd.

◆ getVoteURL()

ilPollAnswersHandler::getVoteURL ( )

Definition at line 102 of file class.ilPollAnswersHandler.php.

                                : string
    {
        return $this->vote_url;
    }

References $vote_url.

◆ popLastVoteFromSession()

ilPollAnswersHandler::popLastVoteFromSession ( )

TODO session handling should get its own class.

Definition at line 55 of file class.ilPollAnswersHandler.php.

                                            : ?array
    {
        $session_last_poll_vote = ilSession::get('last_poll_vote');
        if (isset($session_last_poll_vote[$this->poll_id])) {
            $last_vote = $session_last_poll_vote[$this->poll_id];
            unset($session_last_poll_vote[$this->poll_id]);
            ilSession::set('last_poll_vote', $session_last_poll_vote);
            return $last_vote;
        }
        return null;
    }