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<?php |
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/** |
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* Quantum PHP Framework |
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* |
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* An open source software development framework for PHP |
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* |
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* @package Quantum |
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* @author Arman Ag. <[email protected]> |
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* @copyright Copyright (c) 2018 Softberg LLC (https://softberg.org) |
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* @link http://quantum.softberg.org/ |
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* @since 2.9.9 |
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*/ |
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namespace Quantum\Loader; |
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use Quantum\Loader\Exceptions\LoaderException; |
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use Quantum\App\App; |
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/** |
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* Class Loader |
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* @package Quantum\Loader |
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*/ |
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class Loader |
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{ |
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/** |
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* Current module |
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* @var string |
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*/ |
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private $module; |
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/** |
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* Environment |
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* @var string |
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*/ |
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private $pathPrefix; |
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/** |
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* File name |
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* @var string |
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*/ |
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private $fileName; |
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/** |
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* Hierarchical |
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* @var bool |
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*/ |
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private $hierarchical; |
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/** |
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* Exception message |
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* @var string |
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*/ |
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private $exceptionMessage; |
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/** |
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* Setups the loader |
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* @param Setup $setup |
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* @return $this |
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*/ |
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public function setup(Setup $setup): Loader |
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{ |
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$this->hierarchical = $setup->getHierarchy(); |
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$this->module = $setup->getModule(); |
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$this->pathPrefix = $setup->getPathPrefix(); |
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$this->fileName = $setup->getFilename(); |
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$this->exceptionMessage = $setup->getExceptionMessage(); |
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return $this; |
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} |
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/** |
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* Sets new value |
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* @param string $property |
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* @param mixed $value |
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* @return $this |
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*/ |
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public function set(string $property, $value): Loader |
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{ |
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$this->$property = $value; |
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return $this; |
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} |
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/** |
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* Loads .php files from given directory |
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* @param string $dir |
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*/ |
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public function loadDir(string $dir) |
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{ |
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foreach (glob($dir . DS . "*.php") as $filename) { |
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require_once $filename; |
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} |
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} |
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/** |
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* Loads the content |
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* @return mixed |
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* @throws LoaderException |
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*/ |
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public function load() |
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{ |
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return require $this->getFilePath(); |
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} |
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/** |
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* Checks if the setup points to valid file |
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* @return bool |
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*/ |
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public function fileExists(): bool |
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{ |
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$filePath = $this->resolveFilePath(); |
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if (file_exists($filePath)) { |
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return true; |
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} |
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if ($this->hierarchical) { |
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$filePath = App::getBaseDir() . DS . 'shared' . DS . strtolower($this->pathPrefix) . DS . $this->fileName . '.php'; |
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return file_exists($filePath); |
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} |
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return false; |
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} |
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/** |
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* Gets the file path |
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* @return string |
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* @throws LoaderException |
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*/ |
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public function getFilePath(): string |
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{ |
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$filePath = $this->resolveFilePath(); |
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if (!file_exists($filePath)) { |
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if ($this->hierarchical) { |
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$filePath = App::getBaseDir() . DS . 'shared' . DS . strtolower($this->pathPrefix) . DS . $this->fileName . '.php'; |
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if (!file_exists($filePath)) { |
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throw new LoaderException(_message($this->exceptionMessage, $this->fileName)); |
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} |
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} else { |
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throw new LoaderException(_message($this->exceptionMessage, $this->fileName)); |
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} |
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} |
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return $filePath; |
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} |
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/** |
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* @return string |
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*/ |
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private function resolveFilePath(): string |
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{ |
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$filePath = ''; |
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if ($this->module) { |
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$filePath = modules_dir() . DS . $this->module . DS; |
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} |
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if ($this->pathPrefix) { |
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$filePath .= $this->pathPrefix . DS; |
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} |
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$filePath .= $this->fileName . '.php'; |
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return $filePath; |
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} |
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} |
softberg /
quantum-php-core
