94 lines
2.1 KiB
PHP
94 lines
2.1 KiB
PHP
<?php
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/**
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* The Legend of Z
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*
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* @author Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
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* @copyright 2014 Heinrich-Heine-Universität Düsseldorf
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* @license http://www.gnu.org/licenses/gpl.html
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* @link https://bitbucket.org/coderkun/the-legend-of-z
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*/
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namespace hhu\z\questtypes;
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/**
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* Controller of the TextinputQuesttypeAgent for for inserting text.
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*
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* @author Oliver Hanraths <oliver.hanraths@uni-duesseldorf.de>
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*/
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class TextinputQuesttypeController extends \hhu\z\QuesttypeController
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{
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/**
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* Action: index.
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*
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* Display a text with input fields and evaluate if user input
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* matches with stored regular expressions.
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*/
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public function index($questId)
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{
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// Answers
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if(!array_key_exists('answers', $_SESSION)) {
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$_SESSION['answers'] = array();
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}
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$answers = array_key_exists($questId, $_SESSION['answers']) ? $_SESSION['answers'][$questId] : array();
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// Check for submission
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if($this->request->getRequestMethod() == 'POST' && !is_null($this->request->getPostParam('submit')))
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{
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// Get answers
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$answers = $this->request->getPostParam('answers');
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// Store answers in session
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$_SESSION['answers'][$questId] = $answers;
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// Get right answers
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$regexs = $this->Textinput->getTextinputRegexs($questId);
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// Match regexs with user answers
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$allSolved = true;
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foreach($regexs as $i => &$regex)
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{
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if(!array_key_exists($i, $answers))
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{
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$allSolved = false;
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break;
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}
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$score = preg_match($regex['regex'], $answers[$i]);
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if($score === 0 || $score === false)
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{
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$allSolved = false;
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break;
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}
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}
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// Set status
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if($allSolved) {
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$this->setQuestSolved();
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}
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else {
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$this->setQuestUnsolved();
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}
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}
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// Get Task
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$task = $this->Textinput->getTextinputQuest($questId);
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// Process text
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$textParts = preg_split('/(\$\$)/', $task['text'], -1, PREG_SPLIT_NO_EMPTY);
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// Pass data to view
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$this->set('texts', $textParts);
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$this->set('answers', $answers);
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}
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}
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?>
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