81 lines
2.7 KiB
PHP
81 lines
2.7 KiB
PHP
<?php
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2016 (original work) Open Assessment Technologies SA ;
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*
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*/
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namespace oat\taoQtiItem\model\update;
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/**
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* Description of ItemFixGhostResponse
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*
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* @author sam
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*/
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class ItemFixGhostResponse extends ItemUpdater
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{
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private $templates = [
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'http://www.imsglobal.org/question/qti_v2p1/rptemplates/match_correct',
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'http://www.imsglobal.org/question/qti_v2p1/rptemplates/map_response',
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'http://www.imsglobal.org/question/qti_v2p1/rptemplates/map_response_point'
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];
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/**
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* Remove unused response declaration from the items and rp template misuse
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*
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* @param oat\taoQtiItem\modal\Item $item
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* @param string $itemFile
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* @return boolean
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*/
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protected function updateItem(\oat\taoQtiItem\model\qti\Item $item, $itemFile)
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{
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$changed = false;
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$responses = $item->getResponses();
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$interactions = $item->getInteractions();
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$usedResponses = [];
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foreach ($interactions as $interaction) {
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$usedResponses[] = $interaction->attr('responseIdentifier');
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}
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foreach ($responses as $response) {
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$responseIdentifier = $response->attr('identifier');
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if (!in_array($responseIdentifier, $usedResponses)) {
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$changed = true;
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$item->removeResponse($response);
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}
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}
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$xml = simplexml_load_file($itemFile);
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$rpTemplate = (string) $xml->responseProcessing['template'];
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//detect wrong usage for standard standard response declaration
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$rp = $item->getResponseProcessing();
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if ($rp instanceof \oat\taoQtiItem\model\qti\response\TemplatesDriven && $rpTemplate) {
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if (count($interactions) > 1) {
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$changed = true;
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} else {
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$interaction = reset($interactions);
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if ($interaction && $interaction->attr('responseIdentifier') != 'RESPONSE') {
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$changed = true;
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}
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}
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}
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return $changed;
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}
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}
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