Current File : /home/vacivi36/ava/admin/tool/brickfield/classes/local/areas/core_question/answerbase.php
<?php
// This file is part of the Query submission plugin
//
// 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/>.
namespace tool_brickfield\local\areas\core_question;
use core\event\question_created;
use core\event\question_updated;
/**
* Base class for various question-related areas.
*
* This is an abstract class so it will be skipped by manager when it finds all areas.
*
* @package tool_brickfield
* @copyright 2020 onward: Brickfield Education Labs, www.brickfield.ie
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
abstract class answerbase extends base {
/**
* Get table name reference.
*
* @return string
*/
public function get_ref_tablename(): string {
return 'question';
}
/**
* Find recordset of the relevant areas.
*
* @param \core\event\base $event
* @return \moodle_recordset|null
*/
public function find_relevant_areas(\core\event\base $event): ?\moodle_recordset {
global $DB;
if (($event instanceof question_created) || ($event instanceof question_updated)) {
$sql = "SELECT {$this->get_type()} AS type,
ctx.id AS contextid,
{$this->get_standard_area_fields_sql()}
a.id AS itemid,
{$this->get_reftable_field_sql()}
q.id AS refid,
{$this->get_course_and_cat_sql($event)}
a.{$this->get_fieldname()} AS content
FROM {question} q
INNER JOIN {question_answers} a
ON a.question = q.id
INNER JOIN {question_versions} qv
ON qv.questionid = q.id
INNER JOIN {question_bank_entries} qbe
ON qbe.id = qv.questionbankentryid
INNER JOIN {question_categories} qc
ON qc.id = qbe.questioncategoryid
INNER JOIN {context} ctx
ON ctx.id = qc.contextid
WHERE (q.id = :refid)
ORDER BY a.id";
$rs = $DB->get_recordset_sql($sql, ['refid' => $event->objectid]);
return $rs;
}
return null;
}
/**
* Return an array of area objects that contain content at the site and system levels only. This would be question content from
* question categories at the system context, or course category context.
*
* @return mixed
*/
public function find_system_areas(): ?\moodle_recordset {
global $DB;
$params = [
'syscontext' => CONTEXT_SYSTEM,
'coursecat' => CONTEXT_COURSECAT,
'coursecat2' => CONTEXT_COURSECAT,
];
$sql = "SELECT {$this->get_type()} AS type,
qc.contextid AS contextid,
{$this->get_standard_area_fields_sql()}
a.id AS itemid,
{$this->get_reftable_field_sql()}
q.id AS refid,
" . SITEID . " as courseid,
cc.id as categoryid,
a.{$this->get_fieldname()} AS content
FROM {question} q
INNER JOIN {question_answers} a
ON a.question = q.id
INNER JOIN {question_versions} qv
ON qv.questionid = q.id
INNER JOIN {question_bank_entries} qbe
ON qbe.id = qv.questionbankentryid
INNER JOIN {question_categories} qc
ON qc.id = qbe.questioncategoryid
INNER JOIN {context} ctx
ON ctx.id = qc.contextid
LEFT JOIN {course_categories} cc
ON cc.id = ctx.instanceid
AND ctx.contextlevel = :coursecat
WHERE (ctx.contextlevel = :syscontext)
OR (ctx.contextlevel = :coursecat2)
ORDER BY a.id";
return $DB->get_recordset_sql($sql, $params);
}
/**
* Find recordset of the course areas.
*
* @param int $courseid
* @return \moodle_recordset
*/
public function find_course_areas(int $courseid): ?\moodle_recordset {
global $DB;
$coursecontext = \context_course::instance($courseid);
$param = [
'ctxcourse' => CONTEXT_COURSE,
'courseid' => $courseid,
'module' => CONTEXT_MODULE,
'coursecontextpath' => $DB->sql_like_escape($coursecontext->path) . '/%',
];
$sql = "SELECT {$this->get_type()} AS type,
ctx.id AS contextid,
{$this->get_standard_area_fields_sql()}
a.id AS itemid,
{$this->get_reftable_field_sql()}
q.id AS refid,
{$courseid} AS courseid,
a.{$this->get_fieldname()} AS content
FROM {question} q
INNER JOIN {question_answers} a
ON a.question = q.id
INNER JOIN {question_versions} qv
ON qv.questionid = q.id
INNER JOIN {question_bank_entries} qbe
ON qbe.id = qv.questionbankentryid
INNER JOIN {question_categories} qc
ON qc.id = qbe.questioncategoryid
INNER JOIN {context} ctx
ON ctx.id = qc.contextid
WHERE (ctx.contextlevel = :ctxcourse
AND ctx.id = qc.contextid
AND ctx.instanceid = :courseid)
OR (ctx.contextlevel = :module
AND {$DB->sql_like('ctx.path', ':coursecontextpath')})
ORDER BY a.id ASC";
return $DB->get_recordset_sql($sql, $param);
}
}
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