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80 lines
2.8 KiB
80 lines
2.8 KiB
2 years ago
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<?php
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// This file is part of Stack - http://stack.maths.ed.ac.uk/
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//
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// Stack 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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// Stack 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 Stack. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Script to download the export of a single question.
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*
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* @copyright 2015 the Open University
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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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require_once(__DIR__.'/../config.php');
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require_once($CFG->libdir . '/questionlib.php');
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require_once($CFG->dirroot . '/question/format/xml/format.php');
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// Get the parameters from the URL.
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$questionid = required_param('id', PARAM_INT);
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$cmid = optional_param('cmid', 0, PARAM_INT);
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$courseid = optional_param('courseid', 0, PARAM_INT);
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$urlparams = ['id' => $questionid, 'sesskey' => sesskey()];
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if ($cmid) {
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$cm = get_coursemodule_from_id(null, $cmid);
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require_login($cm->course, false, $cm);
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$thiscontext = context_module::instance($cmid);
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$urlparams['cmid'] = $cmid;
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} else if ($courseid) {
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require_login($courseid, false);
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$thiscontext = context_course::instance($courseid);
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$urlparams['courseid'] = $courseid;
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} else {
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print_error('missingcourseorcmid', 'question');
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}
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require_sesskey();
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// Load the necessary data.
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$contexts = new question_edit_contexts($thiscontext);
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$questiondata = question_bank::load_question_data($questionid);
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// Check permissions.
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question_require_capability_on($questiondata, 'view');
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// Initialise $PAGE. Nothing is output, so this does not really matter. Just avoids notices.
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$nexturl = new moodle_url('/question/type/stack/questiontestrun.php', $urlparams);
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$PAGE->set_url('/question/exportone.php', $urlparams);
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$PAGE->set_heading($COURSE->fullname);
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$PAGE->set_pagelayout('admin');
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// Set up the export format.
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$qformat = new qformat_xml();
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$filename = question_default_export_filename($COURSE, $questiondata) .
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$qformat->export_file_extension();
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$qformat->setContexts($contexts->having_one_edit_tab_cap('export'));
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$qformat->setCourse($COURSE);
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$qformat->setQuestions([$questiondata]);
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$qformat->setCattofile(false);
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$qformat->setContexttofile(false);
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// Do the export.
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if (!$qformat->exportpreprocess()) {
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send_file_not_found();
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}
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if (!$content = $qformat->exportprocess(true)) {
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send_file_not_found();
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}
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send_file($content, $filename, 0, 0, true, true, $qformat->mime_type());
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