77 lines
1.5 KiB
PHP
77 lines
1.5 KiB
PHP
<?php
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namespace TestProject;
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/*
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* Question class
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*/
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class Question extends Item {
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private const tb_str = 'question';
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private const resulTb_str = 'question_result';
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private $text_str;
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private $answers_arr;
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/**
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* Load question
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*
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* @param int $id_int ID of question to load
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*/
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public function __construct( int $id_int ){
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$db = DB::getDB();
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$rows_arr = $db->select( self::tb_str, array(), array( 'id' => $id_int ) );
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if ( empty( $rows_arr ) ){
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throw new \RuntimeException( 'Invalid question ID' );
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}
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$this->id_int = $rows_arr[0]['id'];
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$this->text_str = $rows_arr[0]['text'];
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$answerID_arr = Answer::getList( $this->id_int );
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$this->answers_arr = array();
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foreach( $answerID_arr as $answerID_int ){
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$this->answers_arr[] = new Answer( $answerID_int );
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}
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}
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/**
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* Get a list of question IDs for a quiz
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*
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* @param int $quizID_int ID of quiz to load questions for
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*
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* @return int[] Array of question IDs
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*/
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public static function getList( int $quizID_int ){
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$db = DB::getDB();
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$rows_arr = $db->select( self::tb_str, array( 'id' ), array( 'quiz' => $quizID_int ) );
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$id_arr = array();
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foreach( $rows_arr as $row_arr ){
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$id_arr[] = $row_arr['id'];
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}
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return $id_arr;
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}
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/**
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* Get question text
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*
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* @return string Question text
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*/
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public function getText(){
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return $this->text_str;
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}
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/**
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* Get Answers for question
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*
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* @return TestProject\Answer[] Array of answer objects
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*/
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public function getAnswers(){
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return $this->answers_arr;
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}
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}
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