29 lines
873 B
PHP
29 lines
873 B
PHP
<?php
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function db() {
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static $pdoconn = null;
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if ($pdoconn !== null) {
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return $pdoconn;
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}
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$host = getenv('DB_HOST') ?: '127.0.0.1';
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$port = getenv('DB_PORT') ?: '3306';
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$dbname = getenv('DB_NAME') ?: 'app';
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$user = getenv('DB_USER') ?: 'app';
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$pass = getenv('DB_PASS') ?: 'app';
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$dsn = "mysql:host={$host};port={$port};dbname={$dbname};charset=utf8mb4";
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$options = [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
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PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
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PDO::ATTR_EMULATE_PREPARES => false,
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];
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try {
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$pdoconn = new PDO($dsn, $user, $pass, $options);
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return $pdoconn;
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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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}
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?>
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