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📄 availability_info.php(3.91 KB)

Editing: availability_info.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// 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/>.

/**
 * Renderable for the availability info.
 *
 * @package   core_availability
 * @copyright 2021 Bas Brands <bas@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

namespace core_availability\output;
use core_availability_multiple_messages;
use renderable;
use templatable;
use stdClass;

/**
 * Base class to render availability info.
 *
 * @package   core_availability
 * @copyright 2021 Bas Brands <bas@moodle.com>
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class availability_info implements renderable, templatable {

/** @var core_availability_multiple_messages availabilitymessages the course format class */
    protected $availabilitymessages;

/** @var int counts number of conditions */
    protected $count = 0;

/** @var int Maximum number of lines of availability info */
    protected const MAXVISIBLE = 4;

/**
     * Constructor.
     *
     * @param core_availability_multiple_messages $renderable the availability messages
     */
    public function __construct(core_availability_multiple_messages $renderable) {
        $this->availabilitymessages = $renderable;
        $this->count = 0;
    }

/**
     * Export this data so it can be used as the context for a mustache template.
     *
     * @param \renderer_base $output typically, the renderer that's calling this function
     * @return stdClass data context for a mustache template
     */
    public function export_for_template(\renderer_base $output): stdClass {

$template = $this->get_item_template($this->availabilitymessages);

$template->id = uniqid();

if ($this->count >= self::MAXVISIBLE) {
            $template->showmorelink = true;
        }

return $template;
    }

/**
     * Get the item base template.
     *
     * @return stdClass the template base
     */
    protected function get_item_base_template(): stdClass {
        return (object)[
            'hidden' => $this->count > self::MAXVISIBLE,
            'abbreviate' => $this->count === self::MAXVISIBLE,
            'id' => false,
            'items' => [],
            'hasitems' => false,
            'showmorelink' => false,
        ];
    }

/**
     * Get the item template.
     *
     * @param core_availability_multiple_messages $availability the availability messages
     * @return stdClass the template
     */
    protected function get_item_template(core_availability_multiple_messages $availability): stdClass {

$template = $this->get_item_base_template();

$template->header = get_string(
            'list_' . ($availability->root ? 'root_' : '') .
                ($availability->andoperator ? 'and' : 'or') .
                ($availability->treehidden ? '_hidden' : ''),
            'availability'
        );

foreach ($availability->items as $item) {
            $this->count++;
            if (is_string($item)) {
                $simple_item = $this->get_item_base_template();
                $simple_item->header = $item;
                $template->items[] = $simple_item;
            } else {
                $template->items[] = $this->get_item_template($item);
            }
        }

$template->hasitems = !empty($template->items);

return $template;
    }
}

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