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<?php |
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|
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/** |
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* This file is part of the Nette Framework (https://nette.org) |
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* Copyright (c) 2004 David Grudl (https://davidgrudl.com) |
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*/ |
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declare (strict_types=1); |
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namespace Packetery\Nette\DI\Config; |
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|
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use Packetery\Nette; |
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use Packetery\Nette\Utils\Validators; |
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/** |
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* Configuration file loader. |
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*/ |
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class Loader |
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{ |
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use \Packetery\Nette\SmartObject; |
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private const IncludesKey = 'includes'; |
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private $adapters = ['php' => Adapters\PhpAdapter::class, 'neon' => Adapters\NeonAdapter::class]; |
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private $dependencies = []; |
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private $loadedFiles = []; |
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private $parameters = []; |
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/** |
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* Reads configuration from file. |
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*/ |
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public function load(string $file, ?bool $merge = \true) : array |
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{ |
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if (!\is_file($file) || !\is_readable($file)) { |
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throw new \Packetery\Nette\FileNotFoundException(\sprintf("File '%s' is missing or is not readable.", $file)); |
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} |
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if (isset($this->loadedFiles[$file])) { |
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throw new \Packetery\Nette\InvalidStateException(\sprintf("Recursive included file '%s'", $file)); |
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} |
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$this->loadedFiles[$file] = \true; |
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$this->dependencies[] = $file; |
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$data = $this->getAdapter($file)->load($file); |
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$res = []; |
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if (isset($data[self::IncludesKey])) { |
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Validators::assert($data[self::IncludesKey], 'list', "section 'includes' in file '{$file}'"); |
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$includes = \Packetery\Nette\DI\Helpers::expand($data[self::IncludesKey], $this->parameters); |
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foreach ($includes as $include) { |
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$include = $this->expandIncludedFile($include, $file); |
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$res = \Packetery\Nette\Schema\Helpers::merge($this->load($include, $merge), $res); |
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} |
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} |
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unset($data[self::IncludesKey], $this->loadedFiles[$file]); |
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if ($merge === \false) { |
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$res[] = $data; |
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} else { |
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$res = \Packetery\Nette\Schema\Helpers::merge($data, $res); |
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} |
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return $res; |
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} |
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/** @deprecated */ |
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public function save(array $data, string $file) : void |
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{ |
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\trigger_error(__METHOD__ . "() is deprecated, use adapter's dump() method.", \E_USER_DEPRECATED); |
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if (\file_put_contents($file, $this->getAdapter($file)->dump($data)) === \false) { |
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throw new \Packetery\Nette\IOException(\sprintf("Cannot write file '%s'.", $file)); |
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} |
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} |
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/** |
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* Returns configuration files. |
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*/ |
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public function getDependencies() : array |
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{ |
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return \array_unique($this->dependencies); |
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} |
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/** |
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* Expands included file name. |
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*/ |
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public function expandIncludedFile(string $includedFile, string $mainFile) : string |
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{ |
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return \preg_match('#([a-z]+:)?[/\\\\]#Ai', $includedFile) ? $includedFile : \dirname($mainFile) . '/' . $includedFile; |
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} |
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/** |
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* Registers adapter for given file extension. |
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* @param string|Adapter $adapter |
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* @return static |
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*/ |
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public function addAdapter(string $extension, $adapter) |
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{ |
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$this->adapters[\strtolower($extension)] = $adapter; |
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return $this; |
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} |
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private function getAdapter(string $file) : Adapter |
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{ |
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$extension = \strtolower(\pathinfo($file, \PATHINFO_EXTENSION)); |
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if (!isset($this->adapters[$extension])) { |
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throw new \Packetery\Nette\InvalidArgumentException(\sprintf("Unknown file extension '%s'.", $file)); |
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} |
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return \is_object($this->adapters[$extension]) ? $this->adapters[$extension] : new $this->adapters[$extension](); |
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} |
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/** @return static */ |
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public function setParameters(array $params) |
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{ |
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$this->parameters = $params; |
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return $this; |
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} |
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} |
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