95 lines
2.1 KiB
PHP
95 lines
2.1 KiB
PHP
<?php
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/**
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* @package OpenCart
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* @author Daniel Kerr
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* @copyright Copyright (c) 2005 - 2022, OpenCart, Ltd. (https://www.opencart.com/)
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* @license https://opensource.org/licenses/GPL-3.0
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* @link https://www.opencart.com
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*/
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namespace Opencart\System\Library;
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/**
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* Class DB Adapter
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*/
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class DB {
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/**
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* @var object|mixed
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*/
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private object $adaptor;
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/**
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* Constructor
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*
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* @param string $adaptor
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* @param string $hostname
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* @param string $username
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* @param string $password
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* @param string $database
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* @param int $port
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*
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*/
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public function __construct(string $adaptor, string $hostname, string $username, string $password, string $database, string $port = '') {
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$class = 'Opencart\System\Library\DB\\' . $adaptor;
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if (class_exists($class)) {
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$this->adaptor = new $class($hostname, $username, $password, $database, $port);
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} else {
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throw new \Exception('Error: Could not load database adaptor ' . $adaptor . '!');
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}
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}
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/**
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* Query
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*
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* @param string $sql SQL statement to be executed
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*
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* @return array
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*/
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public function query(string $sql): bool|object {
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return $this->adaptor->query($sql);
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}
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/**
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* Escape
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*
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* @param string $value Value to be protected against SQL injections
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*
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* @return string returns escaped value
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*/
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public function escape(string $value): string {
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return $this->adaptor->escape($value);
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}
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/**
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* Count Affected
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*
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* Gets the total number of affected rows from the last query
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*
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* @return int returns the total number of affected rows.
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*/
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public function countAffected(): int {
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return $this->adaptor->countAffected();
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}
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/**
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* Get Last ID
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*
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* Get the last ID gets the primary key that was returned after creating a row in a table.
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*
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* @return int returns last ID
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*/
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public function getLastId(): int {
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return $this->adaptor->getLastId();
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}
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/**
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* Is Connected
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*
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* Checks if a DB connection is active.
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*
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* @return bool
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*/
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public function isConnected(): bool {
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return $this->adaptor->isConnected();
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}
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}
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