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<?php |
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namespace Magister\Services\Config; |
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use Magister\Services\Filesystem\Filesystem; |
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/** |
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* Class FileLoader. |
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*/ |
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class FileLoader implements LoaderInterface |
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{ |
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/** |
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* The filesystem instance. |
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* |
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* @var \Magister\Services\Filesystem\Filesystem |
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*/ |
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protected $files; |
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/** |
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* The default configuration path. |
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* |
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* @var string |
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*/ |
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protected $defaultPath; |
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/** |
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* All of the named path hints. |
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* |
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* @var array |
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*/ |
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protected $hints = []; |
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/** |
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* A cache of whether namespaces and groups exists. |
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* |
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* @var array |
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*/ |
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protected $exists = []; |
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/** |
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* Create a new file configuration loader. |
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* |
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* @param \Magister\Services\Filesystem\Filesystem $files |
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* @param string $defaultPath |
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*/ |
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public function __construct(Filesystem $files, $defaultPath) |
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{ |
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$this->files = $files; |
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$this->defaultPath = $defaultPath; |
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} |
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/** |
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* Load the given configuration group. |
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* |
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* @param string $group |
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* @param string $namespace |
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* |
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* @return array |
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*/ |
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public function load($group, $namespace = null) |
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{ |
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$items = []; |
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$path = $this->getPath($namespace); |
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if (is_null($path)) { |
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return $items; |
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} |
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$file = "{$path}/{$group}.php"; |
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if ($this->files->exists($file)) { |
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$items = $this->files->getRequire($file); |
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} |
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return $items; |
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} |
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/** |
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* Determine if the given group exists. |
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* |
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* @param string $group |
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* @param string $namespace |
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* |
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* @return bool |
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*/ |
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public function exists($group, $namespace = null) |
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{ |
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$key = $group.$namespace; |
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if (isset($this->exists[$key])) { |
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return $this->exists[$key]; |
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} |
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$path = $this->getPath($namespace); |
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if (is_null($path)) { |
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return $this->exists[$key] = false; |
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} |
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$file = "{$path}/{$group}.php"; |
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$exists = $this->files->exists($file); |
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return $this->exists[$key] = $exists; |
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} |
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/** |
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* Get the configuration path for a namespace. |
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* |
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* @param string $namespace |
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* |
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* @return string |
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*/ |
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protected function getPath($namespace) |
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{ |
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if (is_null($namespace)) { |
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return $this->defaultPath; |
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} elseif (isset($this->hints[$namespace])) { |
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return $this->hints[$namespace]; |
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} |
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} |
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/** |
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* Add a new namespace to the loader. |
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* |
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* @param string $namespace |
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* @param string $hint |
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* |
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* @return void |
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*/ |
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public function addNamespace($namespace, $hint) |
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{ |
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$this->hints[$namespace] = $hint; |
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} |
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/** |
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* Returns all registered namespaces with the config loader. |
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* |
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* @return array |
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*/ |
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public function getNamespaces() |
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{ |
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return $this->hints; |
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} |
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/** |
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148
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* Get a file's contents by requiring it. |
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* |
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* @param string $path |
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* |
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* @return mixed |
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*/ |
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protected function getRequire($path) |
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{ |
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return $this->files->getRequire($path); |
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} |
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/** |
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160
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* Get the filesystem instance. |
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161
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* |
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162
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* @return \Magister\Services\Filesystem\Filesystem |
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*/ |
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public function getFilesystem() |
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{ |
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return $this->files; |
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167
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} |
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168
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} |
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Stanvk /
Magister
