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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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declare(strict_types=1);
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namespace Doctrine\DBAL\Driver\AbstractOracleDriver;
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use function implode;
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use function is_array;
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use function sprintf;
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/**
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 * Represents an Oracle Easy Connect string
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 *
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 * @link https://docs.oracle.com/database/121/NETAG/naming.htm
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 */
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final class EasyConnectString
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{
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    private string $string;
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    private function __construct(string $string)
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    {
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        $this->string = $string;
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    }
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    public function __toString(): string
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    {
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        return $this->string;
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    }
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    /**
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     * Creates the object from an array representation
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     *
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     * @param mixed[] $params
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     */
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    public static function fromArray(array $params): self
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    {
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        return new self(self::renderParams($params));
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    }
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    /**
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     * Creates the object from the given DBAL connection parameters.
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     *
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     * @param mixed[] $params
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     */
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    public static function fromConnectionParameters(array $params): self
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    {
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        if (isset($params['connectstring'])) {
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            return new self($params['connectstring']);
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        }
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        if (! isset($params['host'])) {
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            return new self($params['dbname'] ?? '');
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        }
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        $connectData = [];
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        if (isset($params['servicename']) || isset($params['dbname'])) {
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            $serviceKey = 'SID';
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            if (isset($params['service'])) {
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                $serviceKey = 'SERVICE_NAME';
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            }
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            $serviceName = $params['servicename'] ?? $params['dbname'];
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            $connectData[$serviceKey] = $serviceName;
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        }
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        if (isset($params['instancename'])) {
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            $connectData['INSTANCE_NAME'] = $params['instancename'];
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        }
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        if (! empty($params['pooled'])) {
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            $connectData['SERVER'] = 'POOLED';
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        }
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        return self::fromArray([
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            'DESCRIPTION' => [
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                'ADDRESS' => [
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                    'PROTOCOL' => 'TCP',
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                    'HOST' => $params['host'],
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                    'PORT' => $params['port'] ?? 1521,
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                ],
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                'CONNECT_DATA' => $connectData,
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            ],
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        ]);
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    }
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    /** @param mixed[] $params */
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    private static function renderParams(array $params): string
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    {
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        $chunks = [];
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        foreach ($params as $key => $value) {
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            $string = self::renderValue($value);
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            if ($string === '') {
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                continue;
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            }
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            $chunks[] = sprintf('(%s=%s)', $key, $string);
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        }
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        return implode('', $chunks);
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    }
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    /** @param mixed $value */
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    private static function renderValue($value): string
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    {
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        if (is_array($value)) {
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            return self::renderParams($value);
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        }
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        return (string) $value;
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    }
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}