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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/>.
/**
* Code that deals with logging stuff during the question engine upgrade.
*
* @package moodlecore
* @subpackage questionengine
* @copyright 2010 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* This class serves to record all the assumptions that the code had to make
* during the question engine database database upgrade, to facilitate reviewing
* them.
*
* @copyright 2010 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class question_engine_assumption_logger {
protected $handle;
protected $attemptid;
public function __construct() {
global $CFG;
make_upload_directory('upgradelogs');
$date = date('Ymd-His');
$this->handle = fopen($CFG->dataroot . '/upgradelogs/qe_' .
$date . '.html', 'a');
fwrite($this->handle, '<html><head><title>Question engine upgrade assumptions ' .
$date . '</title></head><body><h2>Question engine upgrade assumptions ' .
$date . "</h2>\n\n");
}
public function set_current_attempt_id($id) {
$this->attemptid = $id;
}
public function log_assumption($description, $quizattemptid = null) {
global $CFG;
$message = '<p>' . $description;
if (!$quizattemptid) {
$quizattemptid = $this->attemptid;
}
if ($quizattemptid) {
$message .= ' (<a href="' . $CFG->wwwroot . '/mod/quiz/review.php?attempt=' .
$quizattemptid . '">Review this attempt</a>)';
}
$message .= "</p>\n";
fwrite($this->handle, $message);
}
public function __destruct() {
fwrite($this->handle, '</body></html>');
fclose($this->handle);
}
}
/**
* Subclass of question_engine_assumption_logger that does nothing, for testing.
*
* @copyright 2009 The Open University
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class dummy_question_engine_assumption_logger extends question_engine_assumption_logger {
protected $attemptid;
public function __construct() {
}
public function log_assumption($description, $quizattemptid = null) {
}
public function __destruct() {
}
}