Tazyeuu
33 lines
1.2 KiB
PHP
33 lines
1.2 KiB
PHP
<?php
|
|
class Database {
|
|
private static $conn = null;
|
|
|
|
private static function env(string $key, string $default = ''): string {
|
|
$value = getenv($key);
|
|
return ($value === false || $value === '') ? $default : $value;
|
|
}
|
|
|
|
public static function getConnection() {
|
|
if (self::$conn === null) {
|
|
try {
|
|
$host = self::env('DB_HOST', '127.0.0.1');
|
|
$port = self::env('DB_PORT', '3306');
|
|
$dbName = self::env('DB_DATABASE', 'webgis_db');
|
|
$username = self::env('DB_USERNAME', 'root');
|
|
$password = self::env('DB_PASSWORD', '');
|
|
|
|
self::$conn = new PDO(
|
|
"mysql:host={$host};port={$port};dbname={$dbName};charset=utf8mb4",
|
|
$username,
|
|
$password
|
|
);
|
|
self::$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
|
|
self::$conn->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
|
|
} catch (PDOException $exception) {
|
|
echo "Connection error: " . $exception->getMessage();
|
|
}
|
|
}
|
|
return self::$conn;
|
|
}
|
|
}
|