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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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namespace qbank_deletequestion;
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use core\output\datafilter;
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use core_question\local\bank\condition;
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use core_question\local\bank\question_version_status;
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/**
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* This class controls whether hidden / deleted questions are hidden in the list.
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*
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* @package qbank_deletequestion
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* @copyright 2013 Ray Morris
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* @author 2021 Safat Shahin <safatshahin@catalyst-au.net>
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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 hidden_condition extends condition {
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public static function get_condition_key() {
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return 'hidden';
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}
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/**
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* Build query from filter value
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*
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* @param array $filter filter properties
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* @return array where sql and params
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*/
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public static function build_query_from_filter(array $filter): array {
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$showhidden = (bool)$filter['values'][0];
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$where = "";
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$params = [];
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if (!$showhidden) {
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$where = "qv.status <> :hidden_condition";
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$params = ['hidden_condition' => question_version_status::QUESTION_STATUS_HIDDEN];
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}
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return [$where, $params];
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}
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public function get_title() {
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return get_string('showhidden', 'core_question');
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}
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public function get_join_list(): array {
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return [
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datafilter::JOINTYPE_ANY,
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];
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}
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public function get_filter_class() {
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return 'qbank_deletequestion/datafilter/filtertypes/hidden';
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}
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public function is_required(): bool {
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return true;
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}
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}
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