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