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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* View all results for H5P Content
*
* @package mod_hvp
* @copyright 2016 Joubel AS <contact@joubel.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
require_once(dirname(__FILE__) . '/../../config.php');
require_once("locallib.php");
global $USER, $PAGE, $DB, $CFG, $OUTPUT, $COURSE;
$id = required_param('id', PARAM_INT);
$userid = optional_param('user', (int) $USER->id, PARAM_INT);
if (!$cm = get_coursemodule_from_instance('hvp', $id)) {
print_error('invalidcoursemodule');
}
if (!$course = $DB->get_record('course', ['id' => $cm->course])) {
print_error('coursemisconf');
}
require_login($course, false, $cm);
// Check permission.
$context = \context_module::instance($cm->id);
hvp_require_view_results_permission($userid, $context, $cm->id);
// Load H5P Content.
$hvp = $DB->get_record_sql(
"SELECT h.id,
h.name AS title,
hl.machine_name,
hl.major_version,
hl.minor_version
FROM {hvp} h
JOIN {hvp_libraries} hl ON hl.id = h.main_library_id
WHERE h.id = ?",
[$id]);
if ($hvp === false) {
print_error('invalidhvp', 'mod_hvp');
}
// Set page properties.
$pageurl = new moodle_url('/mod/hvp/review.php', [
'id' => $hvp->id,
]);
$basepath = \mod_hvp\view_assets::getsiteroot();
$PAGE->set_url($pageurl);
$PAGE->set_title($hvp->title);
$PAGE->set_heading($COURSE->fullname);
$PAGE->requires->css(new moodle_url($basepath . '/mod/hvp/xapi-custom-report.css'));
// We have to get grades from gradebook as well.
$xapiresults = $DB->get_records_sql("
SELECT x.*, i.grademax
FROM {hvp_xapi_results} x
JOIN {grade_items} i ON i.iteminstance = x.content_id
WHERE x.user_id = ?
AND x.content_id = ?
AND i.itemtype = 'mod'
AND i.itemmodule = 'hvp'", [$userid, $id]
);
if (!$xapiresults) {
echo $OUTPUT->header();
echo "<h2>" . get_string('noanswersubmitted', 'hvp') . "</h2>";
echo $OUTPUT->footer();
return;
}
$totalrawscore = null;
$totalmaxscore = null;
$totalscaledscore = null;
$scaledscoreperscore = null;
// Assemble our question tree.
$basequestion = null;
// Find base question.
foreach ($xapiresults as $question) {
if ($question->parent_id === null) {
// This is the root of our tree.
$basequestion = $question;
if (isset($question->raw_score) && isset($question->grademax) && isset($question->max_score)) {
$scaledscoreperscore = $question->max_score ? ($question->grademax / $question->max_score) : 0;
$question->score_scale = round($scaledscoreperscore, 2);
$totalrawscore = $question->raw_score;
$totalmaxscore = $question->max_score;
if ($question->max_score && $question->raw_score === $question->max_score) {
$totalscaledscore = round($question->grademax, 2);
} else {
$totalscaledscore = round($question->score_scale * $question->raw_score, 2);
}
}
break;
}
}
foreach ($xapiresults as $question) {
if ($question->parent_id === null) {
// Already processed.
continue;
} else if (isset($xapiresults[$question->parent_id])) {
// Add to parent.
$xapiresults[$question->parent_id]->children[] = $question;
}
// Set scores.
if (!isset($question->raw_score)) {
$question->raw_score = 0;
}
if (isset($question->raw_score) && isset($question->grademax) && isset($question->max_score)) {
$question->scaled_score_per_score = $scaledscoreperscore;
$question->parent_max_score = $totalmaxscore;
$question->score_scale = round($question->raw_score * $scaledscoreperscore, 2);
}
// Set score labels.
$question->score_label = get_string('reportingscorelabel', 'hvp');
$question->scaled_score_label = get_string('reportingscaledscorelabel', 'hvp');
$question->score_delimiter = get_string('reportingscoredelimiter', 'hvp');
$question->scaled_score_delimiter = get_string('reportingscaledscoredelimiter', 'hvp');
$question->questions_remaining_label = get_string('reportingquestionsremaininglabel', 'hvp');
}
// Initialize reporter.
$reporter = H5PReport::getInstance();
$reporthtml = $reporter->generateReport($basequestion, null, count($xapiresults) <= 1);
$styles = $reporter->getStylesUsed();
$scripts = $reporter->getScriptsUsed();
foreach ($styles as $style) {
$PAGE->requires->css(new moodle_url($basepath . '/mod/hvp/reporting/' . $style));
}
foreach ($scripts as $script) {
$PAGE->requires->js(new moodle_url($basepath . '/mod/hvp/reporting/' . $script));
}
$PAGE->requires->js(new moodle_url($basepath . '/mod/hvp/library/js/jquery.js'), true);
// Send the enpoints necessary for dynamic grading to the view.
$setsubcontentendpoint = "{$basepath}/mod/hvp/ajax.php?contextId={$context->instanceid}&token=" .
\H5PCore::createToken('result') . '&action=updatesubcontentscore';
$getsubcontentendpoint = "{$basepath}/mod/hvp/ajax.php?contextId={$context->instanceid}&token=" .
\H5PCore::createToken('result') . '&action=getsubcontentscore';
$datatosend = array(
'setSubContentEndpoint' => $setsubcontentendpoint,
'getSubContentEndpoint' => $getsubcontentendpoint,
);
$PAGE->requires->data_for_js('data_for_page', $datatosend, true);
$renderer = $PAGE->get_renderer('mod_hvp');
// Print title and report.
$title = $hvp->title;
// Show user name if other then self.
if ($userid !== (int) $USER->id) {
$userresult = $DB->get_record('user', ["id" => $userid], 'username');
if (isset($userresult) && isset($userresult->username)) {
$title .= ": {$userresult->username}";
}
}
// Create title.
$reviewcontext = [
'title' => $title,
'report' => $reporthtml,
'rawScore' => $totalrawscore,
'maxScore' => $totalmaxscore,
'scaledScore' => round($totalscaledscore, 2),
'maxScaledScore' => round($basequestion->grademax, 2),
];
// Print page HTML.
echo $OUTPUT->header();
echo $renderer->render_from_template('hvp/review', $reviewcontext);
echo $OUTPUT->footer();