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Arsse/lib/Db/SQLite3/PDODriver.php
J. King c4a41255b0 Experimental native MySQL driver
No testing has been performed yet, but changes are extensive enough to
warrant a commit. Of particular note:

- SQL states are enumerated in a separate trait to reduce duplication
- PDOStatement is now an abstract class to avoid duplication of
engine-specific error handling
- Error handling has been cleaned up somewhat
2019-01-10 19:01:32 -05:00

52 lines
1.4 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\SQLite3;
use JKingWeb\Arsse\Arsse;
use JKingWeb\Arsse\Db\Exception;
use JKingWeb\Arsse\Db\ExceptionInput;
use JKingWeb\Arsse\Db\ExceptionTimeout;
class PDODriver extends Driver {
use \JKingWeb\Arsse\Db\PDODriver;
protected $db;
public static function requirementsMet(): bool {
return class_exists("PDO") && in_array("sqlite", \PDO::getAvailableDrivers());
}
protected function makeConnection(string $file, string $key) {
$this->db = new \PDO("sqlite:".$file, "", "", [
\PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION,
]);
}
public function __destruct() {
unset($this->db);
}
/** @codeCoverageIgnore */
public static function create(): \JKingWeb\Arsse\Db\Driver {
if (self::requirementsMet()) {
return new self;
} elseif (Driver::requirementsMet()) {
return new Driver;
} else {
throw new Exception("extMissing", self::driverName());
}
}
public static function driverName(): string {
return Arsse::$lang->msg("Driver.Db.SQLite3PDO.Name");
}
public function prepareArray(string $query, array $paramTypes): \JKingWeb\Arsse\Db\Statement {
return new PDOStatement($this->db, $query, $paramTypes);
}
}