MadelineProto/src/danog/MadelineProto/Db/DbPropertiesTrait.php

58 lines
1.7 KiB
PHP

<?php
namespace danog\MadelineProto\Db;
use danog\MadelineProto\MTProto;
/**
* Include this trait and call DbPropertiesTrait::initDb to use MadelineProto's database backend for properties.
*
* You will have to define a `$dbProperties` static array property, with a list of properties you want to store to a database.
*
* @see DbPropertiesFactory For a list of allowed property types
*
* @property array<string, DbPropertiesFactory::TYPE_*> $dbProperties
*/
trait DbPropertiesTrait
{
/**
* Initialize database instance.
*
* @internal
*
* @param MTProto $MadelineProto
* @param boolean $reset
* @return \Generator
*/
public function initDb(MTProto $MadelineProto, bool $reset = false): \Generator
{
if (empty(static::$dbProperties)) {
throw new \LogicException(static::class.' must have $dbProperties');
}
$dbSettings = $MadelineProto->settings->getDb();
$prefix = static::getSessionId($MadelineProto);
foreach (static::$dbProperties as $property => $type) {
if ($reset) {
unset($this->{$property});
} else {
$table = "{$prefix}_{$property}";
$this->{$property} = yield DbPropertiesFactory::get($dbSettings, $table, $type, $this->{$property});
}
}
}
private static function getSessionId(MTProto $madelineProto): string
{
$result = $madelineProto->getSelf()['id'] ?? null;
if (!$result) {
$result = 'tmp_';
$result .= \str_replace('0', '', \spl_object_hash($madelineProto));
}
$className = \explode('\\', static::class);
$result .= '_'.\end($className);
return $result;
}
}