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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/>.
/**
* Standard plugin entry points of the quiz statistics report.
*
* @package quiz_statistics
* @copyright 2011 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Serve questiontext files in the question text when they are displayed in this report.
*
* @package quiz_statistics
* @category files
* @param context $previewcontext the quiz context
* @param int $questionid the question id.
* @param context $filecontext the file (question) context
* @param string $filecomponent the component the file belongs to.
* @param string $filearea the file area.
* @param array $args remaining file args.
* @param bool $forcedownload.
* @param array $options additional options affecting the file serving.
*/
function quiz_statistics_question_preview_pluginfile($previewcontext, $questionid,
$filecontext, $filecomponent, $filearea, $args, $forcedownload, $options = array()) {
global $CFG;
require_once($CFG->dirroot . '/mod/quiz/locallib.php');
list($context, $course, $cm) = get_context_info_array($previewcontext->id);
require_login($course, false, $cm);
// Assume only trusted people can see this report. There is no real way to
// validate questionid, becuase of the complexity of random quetsions.
require_capability('quiz/statistics:view', $context);
$fs = get_file_storage();
$relativepath = implode('/', $args);
$fullpath = "/{$filecontext->id}/{$filecomponent}/{$filearea}/{$relativepath}";
if (!$file = $fs->get_file_by_hash(sha1($fullpath)) or $file->is_directory()) {
send_file_not_found();
}
send_stored_file($file, 0, 0, $forcedownload, $options);
}