32 行
788 B
PHP
32 行
788 B
PHP
<?php
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if (!defined('IN_APP')) {
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http_response_code(403);
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exit('Forbidden');
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}
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require_once __DIR__ . '/../config.php';
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function db()
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{
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static $pdo = null;
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if ($pdo !== null) {
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return $pdo;
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}
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$dsn = sprintf(
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'mysql:host=%s;port=%s;dbname=%s;charset=utf8mb4',
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DB_HOST, DB_PORT, DB_NAME
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);
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try {
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$pdo = new PDO($dsn, DB_USER, DB_PASS, [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
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PDO::ATTR_EMULATE_PREPARES => false,
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]);
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} catch (PDOException $e) {
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die('数据库连接失败，请检查 config.php 中的数据库配置。');
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}
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return $pdo;
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}
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function tn($table)
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{
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return DB_PREFIX . $table;
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}
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