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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 core\navigation\output;
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use renderable;
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use renderer_base;
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use templatable;
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use custom_menu;
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/**
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* more menu navigation renderable
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*
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* @package core
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* @category navigation
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* @copyright 2021 onwards Adrian Greeve
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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 more_menu implements renderable, templatable {
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protected $content;
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protected $navbarstyle;
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protected $haschildren;
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protected $istablist;
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/**
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* Constructor for this class.
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*
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* @param object $content Navigation objects.
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* @param string $navbarstyle class name.
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* @param bool $haschildren The content has children.
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* @param bool $istablist When true, the more menu should be rendered and behave with a tablist ARIA role.
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* If false, it's rendered with a menubar ARIA role. Defaults to false.
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*/
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public function __construct(object $content, string $navbarstyle, bool $haschildren = true, bool $istablist = false) {
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$this->content = $content;
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$this->navbarstyle = $navbarstyle;
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$this->haschildren = $haschildren;
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$this->istablist = $istablist;
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}
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/**
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* Return data for rendering a template.
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*
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* @param renderer_base $output The output
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* @return array Data for rendering a template
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*/
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public function export_for_template(renderer_base $output): array {
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$data = [
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'navbarstyle' => $this->navbarstyle,
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'istablist' => $this->istablist,
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];
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if ($this->haschildren) {
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// The node collection doesn't have anything to render so exit now.
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if (!isset($this->content->children) || count($this->content->children) == 0) {
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return [];
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}
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// Find all nodes that have children and are defined to show the children in a submenu.
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// For each of these nodes we would like to display a dropdown menu and in order to achieve that
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// (as required by the template) we need to set the node's property 'moremenuid' to a new unique value and
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// 'haschildren' to true.
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foreach ($this->content->children as &$item) {
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if ($item->showchildreninsubmenu && isset($this->content->children) &&
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count($this->content->children) > 0) {
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$item->moremenuid = uniqid();
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$item->haschildren = true;
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}
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}
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$data['nodecollection'] = $this->content;
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} else {
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$data['nodearray'] = (array) $this->content;
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}
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$data['moremenuid'] = uniqid();
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return $data;
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}
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}
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