See Release Notes
Long Term Support Release
Differences Between: [Versions 311 and 401]
1 <?php 2 // This file is part of the Query submission plugin 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 namespace tool_brickfield\local\areas\core_question; 18 19 use core\event\question_created; 20 use core\event\question_updated; 21 22 /** 23 * Base class for various question-related areas. 24 * 25 * This is an abstract class so it will be skipped by manager when it finds all areas. 26 * 27 * @package tool_brickfield 28 * @copyright 2020 onward: Brickfield Education Labs, www.brickfield.ie 29 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 30 */ 31 abstract class answerbase extends base { 32 33 /** 34 * Get table name reference. 35 * 36 * @return string 37 */ 38 public function get_ref_tablename(): string { 39 return 'question'; 40 } 41 42 /** 43 * Find recordset of the relevant areas. 44 * 45 * @param \core\event\base $event 46 * @return \moodle_recordset|null 47 */ 48 public function find_relevant_areas(\core\event\base $event): ?\moodle_recordset { 49 global $DB; 50 if (($event instanceof question_created) || ($event instanceof question_updated)) { 51 $sql = "SELECT {$this->get_type()} AS type, 52 ctx.id AS contextid, 53 {$this->get_standard_area_fields_sql()} 54 a.id AS itemid, 55 {$this->get_reftable_field_sql()} 56 q.id AS refid, 57 {$this->get_course_and_cat_sql($event)} 58 a.{$this->get_fieldname()} AS content 59 FROM {question} q 60 INNER JOIN {question_answers} a 61 ON a.question = q.id 62 INNER JOIN {question_versions} qv 63 ON qv.questionid = q.id 64 INNER JOIN {question_bank_entries} qbe 65 ON qbe.id = qv.questionbankentryid 66 INNER JOIN {question_categories} qc 67 ON qc.id = qbe.questioncategoryid 68 INNER JOIN {context} ctx 69 ON ctx.id = qc.contextid 70 WHERE (q.id = :refid) 71 ORDER BY a.id"; 72 73 $rs = $DB->get_recordset_sql($sql, ['refid' => $event->objectid]); 74 return $rs; 75 76 } 77 return null; 78 } 79 80 /** 81 * Return an array of area objects that contain content at the site and system levels only. This would be question content from 82 * question categories at the system context, or course category context. 83 * 84 * @return mixed 85 */ 86 public function find_system_areas(): ?\moodle_recordset { 87 global $DB; 88 $params = [ 89 'syscontext' => CONTEXT_SYSTEM, 90 'coursecat' => CONTEXT_COURSECAT, 91 'coursecat2' => CONTEXT_COURSECAT, 92 ]; 93 94 $sql = "SELECT {$this->get_type()} AS type, 95 qc.contextid AS contextid, 96 {$this->get_standard_area_fields_sql()} 97 a.id AS itemid, 98 {$this->get_reftable_field_sql()} 99 q.id AS refid, 100 " . SITEID . " as courseid, 101 cc.id as categoryid, 102 a.{$this->get_fieldname()} AS content 103 FROM {question} q 104 INNER JOIN {question_answers} a 105 ON a.question = q.id 106 INNER JOIN {question_versions} qv 107 ON qv.questionid = q.id 108 INNER JOIN {question_bank_entries} qbe 109 ON qbe.id = qv.questionbankentryid 110 INNER JOIN {question_categories} qc 111 ON qc.id = qbe.questioncategoryid 112 INNER JOIN {context} ctx 113 ON ctx.id = qc.contextid 114 LEFT JOIN {course_categories} cc 115 ON cc.id = ctx.instanceid 116 AND ctx.contextlevel = :coursecat 117 WHERE (ctx.contextlevel = :syscontext) 118 OR (ctx.contextlevel = :coursecat2) 119 ORDER BY a.id"; 120 121 return $DB->get_recordset_sql($sql, $params); 122 } 123 124 /** 125 * Find recordset of the course areas. 126 * 127 * @param int $courseid 128 * @return \moodle_recordset 129 */ 130 public function find_course_areas(int $courseid): ?\moodle_recordset { 131 global $DB; 132 133 $coursecontext = \context_course::instance($courseid); 134 $param = [ 135 'ctxcourse' => CONTEXT_COURSE, 136 'courseid' => $courseid, 137 'module' => CONTEXT_MODULE, 138 'coursecontextpath' => $DB->sql_like_escape($coursecontext->path) . '/%', 139 ]; 140 141 $sql = "SELECT {$this->get_type()} AS type, 142 ctx.id AS contextid, 143 {$this->get_standard_area_fields_sql()} 144 a.id AS itemid, 145 {$this->get_reftable_field_sql()} 146 q.id AS refid, 147 {$courseid} AS courseid, 148 a.{$this->get_fieldname()} AS content 149 FROM {question} q 150 INNER JOIN {question_answers} a 151 ON a.question = q.id 152 INNER JOIN {question_versions} qv 153 ON qv.questionid = q.id 154 INNER JOIN {question_bank_entries} qbe 155 ON qbe.id = qv.questionbankentryid 156 INNER JOIN {question_categories} qc 157 ON qc.id = qbe.questioncategoryid 158 INNER JOIN {context} ctx 159 ON ctx.id = qc.contextid 160 WHERE (ctx.contextlevel = :ctxcourse 161 AND ctx.id = qc.contextid 162 AND ctx.instanceid = :courseid) 163 OR (ctx.contextlevel = :module 164 AND {$DB->sql_like('ctx.path', ':coursecontextpath')}) 165 ORDER BY a.id ASC"; 166 167 return $DB->get_recordset_sql($sql, $param); 168 } 169 }
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