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Arsse/lib/Db/MySQL/PDODriver.php
2020-03-01 15:16:50 -05:00

64 lines
1.9 KiB
PHP

<?php
/** @license MIT
* Copyright 2017 J. King, Dustin Wilson et al.
* See LICENSE and AUTHORS files for details */
declare(strict_types=1);
namespace JKingWeb\Arsse\Db\MySQL;
use JKingWeb\Arsse\Arsse;
use JKingWeb\Arsse\Db\Exception;
class PDODriver extends Driver {
use \JKingWeb\Arsse\Db\PDODriver;
protected $db;
public static function requirementsMet(): bool {
return class_exists("PDO") && in_array("mysql", \PDO::getAvailableDrivers());
}
protected function makeConnection(string $db, string $user, string $password, string $host, int $port, string $socket): void {
$dsn = "mysql:".implode(";", [
"charset=utf8mb4",
"dbname=$db",
"host=$host",
"socket=$socket",
"port=$port",
]);
try {
$this->db = new \PDO($dsn, $user, $password, [
\PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION,
]);
} catch (\PDOException $e) {
$msg = $e->getMessage();
$code = (int) substr($msg, 17, 4);
$msg = substr($msg, 23);
[$excClass, $excMsg, $excData] = $this->buildConnectionException($code, $msg);
throw new $excClass($excMsg, $excData);
}
}
public function __destruct() {
unset($this->db);
}
/** @codeCoverageIgnore */
public static function create(): \JKingWeb\Arsse\Db\Driver {
if (self::requirementsMet()) {
return new self;
} elseif (Driver::requirementsMet()) {
return new Driver;
} else {
throw new Exception("extMissing", self::driverName());
}
}
public function prepareArray(string $query, array $paramTypes): \JKingWeb\Arsse\Db\Statement {
return new PDOStatement($this->db, $query, $paramTypes);
}
public static function driverName(): string {
return Arsse::$lang->msg("Driver.Db.MySQLPDO.Name");
}
}