26 lines
867 B
PHP
26 lines
867 B
PHP
<?php
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function db() {
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static $p;
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if ($p) return $p;
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// Read credentials from environment variables
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$dbName = getenv('DB_NAME') ?: 'my_database';
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$dbHost = getenv('DB_HOST') ?: '127.0.0.1';
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$dbPort = getenv('DB_PORT') ?: '3306';
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$dbUser = getenv('DB_USER') ?: 'user';
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$dbPass = getenv('DB_PASS') ?: 'password';
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$dsn = "mysql:host={$dbHost};port={$dbPort};dbname={$dbName};charset=utf8mb4";
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try {
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$p = new PDO($dsn, $dbUser, $dbPass, [
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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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return $p;
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} catch (PDOException $e) {
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// In a real app, you'd log this error and show a generic message
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throw new PDOException($e->getMessage(), (int)$e->getCode());
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}
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} |