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           efrain | 
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           <?php
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           // This file is part of Moodle - http://moodle.org/
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           //
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           // Moodle is free software: you can redistribute it and/or modify
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           // it under the terms of the GNU General Public License as published by
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           // the Free Software Foundation, either version 3 of the License, or
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           // (at your option) any later version.
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           //
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           // Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.
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           /**
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            * Helper functions and callbacks.
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            *
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            * @package    qbank_usage
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            * @copyright  2021 Catalyst IT Australia Pty Ltd
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            * @author     Safat Shahin <safatshahin@catalyst-au.net>
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            * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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            */
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           defined('MOODLE_INTERNAL') || die();
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           /**
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            * Question usage fragment callback.
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            *
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            * @param array $args
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            * @return string rendered output
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            */
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           function qbank_usage_output_fragment_question_usage(array $args): string {
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           ariadna | 
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               global $PAGE, $CFG;
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           efrain | 
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               require_once($CFG->dirroot . '/question/engine/bank.php');
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               $displaydata = [];
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               $question = question_bank::load_question($args['questionid']);
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           ariadna | 
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               $displaydata['question'] = question_bank::render_preview_of_question($question);
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           efrain | 
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               $specificversion = clean_param($args['specificversion'] ?? false, PARAM_BOOL);
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               $questionusagetable = new \qbank_usage\tables\question_usage_table('question_usage_table', $question, $specificversion);
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               $questionusagetable->baseurl = new moodle_url('');
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               if (isset($args['querystring'])) {
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                   $querystring = preg_replace('/^\?/', '', $args['querystring']);
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                   $params = [];
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                   parse_str($querystring, $params);
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                   if (isset($params['page'])) {
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                       $questionusagetable->currpage = $params['page'];
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                   }
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               }
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               $displaydata['tablesql'] = $questionusagetable->export_for_fragment();
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               $selector = \core_question\output\question_version_selection::make_for_question('question_usage_version_dropdown',
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                   $args['questionid']);
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               $qbankrenderer = $PAGE->get_renderer('core_question', 'bank');
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               $displaydata['versionselection'] = $selector->export_for_template($qbankrenderer);
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               return $PAGE->get_renderer('qbank_usage')->render_usage_fragment($displaydata);
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           }
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