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<?php |
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namespace System; |
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use Exception; |
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class File |
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{ |
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/** |
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* Root path |
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* |
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* @var string |
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*/ |
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private $root; |
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/** |
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* Container |
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* |
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* @var array |
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*/ |
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private $container = []; |
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/** |
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* Constructor |
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* |
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* @param string $root |
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*/ |
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public function __construct($root) |
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{ |
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$this->root = $root; |
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} |
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/** |
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* Root |
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* |
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* @return string $root |
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*/ |
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public function root() |
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{ |
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return $this->root; |
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} |
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/** |
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* Add the given path file to the container |
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* |
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* @param string $key |
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* @param mixed $value |
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* @return void |
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*/ |
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private function share($key, $value) |
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{ |
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$this->container[$key] = $value; |
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} |
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/** |
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* Check if the given path file exists in the container |
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* |
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* @param string $key |
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* @return bool |
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*/ |
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private function isSharing($key) |
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{ |
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return isset($this->container[$key]); |
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} |
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/** |
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* Determine if the given file path exists |
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* |
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* @param string $file |
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* @return bool |
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*/ |
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public function exists($file) |
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{ |
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return file_exists($file); |
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} |
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/** |
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* Require the given file |
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* |
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* @param string $path |
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* @return mixed |
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*/ |
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public function call($path) |
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{ |
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return $this->processSharing($path, 'file'); |
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} |
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/** |
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* Get file content |
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* |
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* @param string $path |
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* @return mixed |
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*/ |
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public function fileContent($path) |
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{ |
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return $this->processSharing($path, 'content'); |
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} |
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/** |
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* After getting the $path, check if the file or the conent of the file |
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* is already exists: |
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* -if so: just return it from the container. |
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* -if not: check if the file exits: |
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* - if so: share it to the container. the $path as the key plus :content or :file |
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* to avoid conflict bewtween the keys. |
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* :file: it's mean the file |
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* :content: it's mean the content of the file |
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* - if not: theow an Exception. |
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* |
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* @param string $path |
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* @param string $share |
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* @return mixed |
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*/ |
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private function processSharing($path, $share) |
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{ |
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$path = $this->fullPath($path); |
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if (!$this->isSharing($path . ':' . $share)) { |
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if ($this->exists($path)) { |
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$this->share($path . ':' . $share, ($share === 'content') ? file_get_contents($path) : require $path); |
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} else { |
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throw new Exception("$path is not found"); |
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} |
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} |
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return $this->container[$path . ':' . $share]; |
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} |
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/** |
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* Generate full path to the given path |
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* |
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* @param string $path |
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* @return string |
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*/ |
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public function fullPath($path) |
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{ |
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return $this->root . DS . str_replace(['/', '\\'], DS, $path); |
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} |
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} |
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|
refatalsakka /
framework
