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Long Term Support Release
1 <?php 2 // This file is part of Moodle - http://moodle.org/ 3 // 4 // Moodle is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // Moodle is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 // 14 // You should have received a copy of the GNU General Public License 15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>. 16 17 /** 18 * @package moodlecore 19 * @subpackage backup-moodle2 20 * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} 21 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 22 */ 23 24 25 defined('MOODLE_INTERNAL') || die(); 26 27 28 require_once($CFG->dirroot . 29 '/question/type/calculated/backup/moodle2/restore_qtype_calculated_plugin.class.php'); 30 31 /** 32 * restore plugin class that provides the necessary information 33 * needed to restore one calculatedmulti qtype plugin. 34 * 35 * @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.com} 36 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 37 */ 38 class restore_qtype_calculatedmulti_plugin extends restore_qtype_calculated_plugin { 39 40 public function recode_response($questionid, $sequencenumber, array $response) { 41 return $this->step->questions_recode_response_data('multichoice', 42 $questionid, $sequencenumber, $response); 43 } 44 45 /** 46 * Given one question_states record, return the answer 47 * recoded pointing to all the restored stuff for calculatedmulti questions 48 * 49 * answer format is datasetxx-yy:zz, where xx is the itemnumber in the dataset 50 * (doesn't need conversion), and both yy and zz are two (hypen speparated) 51 * lists of comma separated question_answers, the first to specify the order 52 * of the answers and the second to specify the responses. 53 * 54 * in fact, this qtype behaves exactly like the multichoice one, so we'll delegate 55 * recoding of those yy:zz to it 56 */ 57 public function recode_legacy_state_answer($state) { 58 $answer = $state->answer; 59 $result = ''; 60 // Datasetxx-yy:zz format. 61 if (preg_match('~^dataset([0-9]+)-(.*)$~', $answer, $matches)) { 62 $itemid = $matches[1]; 63 $subanswer = $matches[2]; 64 // Delegate subanswer recode to multichoice qtype, faking one question_states record. 65 $substate = new stdClass(); 66 $substate->answer = $subanswer; 67 $newanswer = $this->step->restore_recode_legacy_answer($substate, 'multichoice'); 68 $result = 'dataset' . $itemid . '-' . $newanswer; 69 } 70 return $result ? $result : $answer; 71 } 72 }
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