PHP Poll::valid 예제들

<?php

require_once "init.php";
use Firebase\JWT\JWT;
$pollID = 0;
$outputMessage = ['error' => false, 'message' => ""];
if (isset($_GET['id']) && is_numeric($_GET['id'])) {
    $pollID = $_GET['id'];
    $poll = new Poll($database, $pollID);
    if (!$poll->valid()) {
        $outputMessage['error'] = true;
        $outputMessage['message'] = "Poll does not exist";
        $headersHandler->sendHeaderCode(404);
        $headersHandler->sendJSONData($outputMessage);
        die;
    }
    $poll->fetchOptions();
    $options = $poll->getOptions();
    $data = ['question' => $poll->getQuestion(), 'options' => array(), 'hasVoted' => false];
    foreach ($options as $option) {
        array_push($data['options'], ['name' => $option->getName(), 'amount' => $option->getAmount(), 'id' => $option->getID()]);
    }
    if ($headersHandler->isAuthenticated()) {
        // if authenticated - send info if user has already voted ($poll->hasUserVoted)
        $jwt = $headersHandler->getBearer();
        $decodedJWT = JWT::decode($jwt, $secretKey, array('HS256'));
        if ($decodedJWT) {
            $decodedArray = (array) $decodedJWT;
            $hasVoted = $poll->hasUserVoted($decodedArray['id']);
            if ($hasVoted) {
                $data['hasVoted'] = $hasVoted->getID();