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<?php |
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declare(strict_types=1); |
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namespace Churn\Configuration; |
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use InvalidArgumentException; |
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use Symfony\Component\Yaml\Exception\ParseException; |
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use Symfony\Component\Yaml\Yaml; |
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/** |
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* @internal |
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*/ |
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class Loader |
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{ |
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/** |
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* @param string $confPath Path of the configuration file to load. |
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* @param boolean $isDefaultValue Indicates whether $confPath contains the default value. |
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* @throws InvalidArgumentException If the configuration file cannot be loaded. |
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*/ |
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public static function fromPath(string $confPath, bool $isDefaultValue): Config |
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{ |
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$originalConfPath = $confPath; |
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$confPath = self::normalizePath($confPath); |
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if (false !== $confPath && \is_readable($confPath)) { |
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$yaml = self::loadYaml($confPath); |
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return Config::create($yaml, $confPath); |
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} |
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if ($isDefaultValue) { |
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return Config::createFromDefaultValues(); |
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} |
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throw new InvalidArgumentException('The configuration file can not be read at ' . $originalConfPath); |
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} |
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/** |
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* @param string $confPath Path to normalize. |
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* @return string|false |
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*/ |
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private static function normalizePath(string $confPath) |
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{ |
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if (\is_dir($confPath)) { |
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$confPath = \rtrim($confPath, '/\\') . '/churn.yml'; |
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} |
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return \realpath($confPath); |
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} |
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/** |
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* @param string $confPath Path of the yaml file to load. |
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* @return array<mixed> |
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* @throws InvalidArgumentException If the configuration file is invalid. |
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*/ |
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private static function loadYaml(string $confPath): array |
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{ |
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$content = (string) \file_get_contents($confPath); |
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try { |
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$yaml = Yaml::parse($content) ?? []; |
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} catch (ParseException $e) { |
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$yaml = null; |
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} |
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if (!\is_array($yaml)) { |
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throw new InvalidArgumentException('The content of the configuration file is invalid'); |
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} |
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return $yaml; |
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} |
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} |
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bmitch /
churn-php
