entity.php

См. документацию.

<?php
 
namespace Bitrix\Forum\Internals;
 
use Bitrix\Forum\ForumTable;
use Bitrix\Forum\Forum;
use Bitrix\Forum\Permission;
use Bitrix\Main\Config\Option;
use Bitrix\Main\Event;
use Bitrix\Main\SystemException;
 
abstract class Entity implements \ArrayAccess
{
    use \Bitrix\Forum\Internals\EntityBaseMethods;

    protected $authorId;
    protected $forum;
    protected $data;
 
    public function __construct($id)
    {
        $this->id = $id;
        if ($id <= 0)
        {
            throw new \Bitrix\Main\ArgumentNullException(static::class . " empty id.");
        }
        $this->init();
 
        $this->forum = new Forum($this->data["FORUM_ID"]);
 
        if ($this->authorId === null)
        {
            throw new \Bitrix\Main\ArgumentNullException("Author id must be defined.");
        }
 
        $this->errorCollection = new \Bitrix\Main\ErrorCollection();
    }

    abstract protected function init();
 
    public function getId()
    {
        return $this->id;
    }
 
    public function getForumId()
    {
        return $this->forum->getId();
    }
 
    public function getAuthorId()
    {
        return $this->authorId;
    }
    // entity actions
    abstract public function edit(array $fields);
    abstract public function remove();
    abstract public static function create($parentObject, array $fields);
 
    // crud actions
    //abstract public static function add($parentObject, array $fields);
    abstract public static function update(int $id, array &$fields);
    abstract public static function delete(int $id);
}