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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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* Defines backup_quiz_activity_task class
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*
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* @package mod_quiz
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* @category backup
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* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
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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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require_once($CFG->dirroot . '/mod/quiz/backup/moodle2/backup_quiz_stepslib.php');
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/**
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* Provides the steps to perform one complete backup of the Quiz instance
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*
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* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com}
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class backup_quiz_activity_task extends backup_activity_task {
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/**
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* No specific settings for this activity
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*/
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protected function define_my_settings() {
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}
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/**
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* Defines backup steps to store the instance data and required questions
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*/
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protected function define_my_steps() {
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// Generate the quiz.xml file containing all the quiz information
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// and annotating used questions.
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$this->add_step(new backup_quiz_activity_structure_step('quiz_structure', 'quiz.xml'));
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// Note: Following steps must be present
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// in all the activities using question banks (only quiz for now)
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// TODO: Specialise these step to a new subclass of backup_activity_task.
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// Process all the annotated questions to calculate the question
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// categories needing to be included in backup for this activity
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// plus the categories belonging to the activity context itself.
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$this->add_step(new backup_calculate_question_categories('activity_question_categories'));
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// Clean backup_temp_ids table from questions. We already
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// have used them to detect question_categories and aren't
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// needed anymore.
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$this->add_step(new backup_delete_temp_questions('clean_temp_questions'));
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}
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/**
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* Encodes URLs to the index.php and view.php scripts
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*
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* @param string $content some HTML text that eventually contains URLs to the activity instance scripts
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* @return string the content with the URLs encoded
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*/
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public static function encode_content_links($content) {
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global $CFG;
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$base = preg_quote($CFG->wwwroot, '/');
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// Link to the list of quizzes.
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$search="/(".$base."\/mod\/quiz\/index.php\?id\=)([0-9]+)/";
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$content= preg_replace($search, '$@QUIZINDEX*$2@$', $content);
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// Link to quiz view by moduleid.
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$search="/(".$base."\/mod\/quiz\/view.php\?id\=)([0-9]+)/";
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$content= preg_replace($search, '$@QUIZVIEWBYID*$2@$', $content);
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// Link to quiz view by quizid.
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$search="/(".$base."\/mod\/quiz\/view.php\?q\=)([0-9]+)/";
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$content= preg_replace($search, '$@QUIZVIEWBYQ*$2@$', $content);
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return $content;
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}
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}
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