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<?php |
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/** |
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* This file is part of the O2System PHP Framework package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @author Steeve Andrian Salim |
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* @copyright Copyright (c) Steeve Andrian Salim |
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*/ |
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// ------------------------------------------------------------------------ |
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namespace O2System\Reactor\Services; |
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// ------------------------------------------------------------------------ |
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use O2System\Psr\Loader\AutoloadInterface; |
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use O2System\Reactor\DataStructures\Module; |
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/** |
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* O2System Loader |
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* |
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* Class and files loader based on PSR-4 Autoloader |
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* |
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* @see http://www.php-fig.org/psr/psr-4/ |
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* |
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* @package O2System\Kernel |
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*/ |
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class Loader implements AutoloadInterface |
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{ |
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/** |
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* Loader::$publicDirs |
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* |
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* Loader Public Directories. |
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* |
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* @var array |
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*/ |
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protected $publicDirs = [ |
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PATH_PUBLIC, |
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]; |
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/** |
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* Loader::$namespaceDirs |
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* |
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* Loader Namespaces Directories. |
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* |
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* @var array |
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*/ |
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protected $namespaceDirs = []; |
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/** |
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* Loader::$namespaceDirsMap |
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* |
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* Loader Namespaces Directories Maps. |
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* |
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* @var array |
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*/ |
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protected $namespaceDirsMap = []; |
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/** |
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* Loader::$loadedHelpers |
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* |
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* Loader Loaded Helpers Registry. |
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* |
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* @var array |
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*/ |
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protected $loadedHelpers = []; |
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// ------------------------------------------------------------------------ |
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/** |
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* Loader::__construct |
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*/ |
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public function __construct() |
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{ |
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$this->register(); |
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// Add Kernel Namespace |
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$this->addNamespace('O2System\Kernel', PATH_KERNEL); |
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if (defined('PATH_REACTOR')) { |
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$this->addNamespace('O2System\Reactor', PATH_REACTOR); |
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} |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Register loader with SPL autoloader stack. |
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* |
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* @return void |
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*/ |
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public function register() |
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{ |
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// Prepend the PSR4 autoloader for maximum performance. |
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spl_autoload_register([&$this, 'loadClass'], true, true); |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Adds a base directory for a namespace prefix. |
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* |
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* @param string $namespace The namespace prefix. |
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* @param string $baseDirectory A base directory for class files in the |
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* namespace. |
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* @param bool $prepend If true, prepend the base directory to the stack |
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* instead of appending it; this causes it to be searched first rather |
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* than last. |
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* |
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* @return void |
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*/ |
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public function addNamespace($namespace, $baseDirectory, $prepend = false) |
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{ |
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// normalize namespace prefix |
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$namespace = trim($namespace, '\\') . '\\'; |
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if (empty($namespace) OR $namespace === '\\') { |
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return; |
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} |
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// normalize the base directory with a trailing separator |
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$baseDirectory = str_replace(['/', '\\'], DIRECTORY_SEPARATOR, $baseDirectory); |
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$baseDirectory = rtrim($baseDirectory, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR; |
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if (is_dir($baseDirectory)) { |
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// initialize the namespace prefix array |
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if (isset($this->namespaceDirs[ $namespace ]) === false) { |
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$this->namespaceDirs[ $namespace ] = []; |
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} |
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// retain the base directory for the namespace prefix |
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if ( ! in_array($baseDirectory, $this->namespaceDirs[ $namespace ])) { |
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if ($prepend) { |
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array_unshift($this->namespaceDirs[ $namespace ], $baseDirectory); |
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} else { |
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array_push($this->namespaceDirs[ $namespace ], $baseDirectory); |
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} |
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} |
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$this->namespaceDirsMap[ $baseDirectory ] = $namespace; |
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// Register Namespace Language |
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language()->addFilePath($baseDirectory); |
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// Register Namespace Output FilePath |
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output()->addFilePath($baseDirectory); |
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// Autoload Composer |
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if (is_file($baseDirectory . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php')) { |
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require($baseDirectory . 'vendor' . DIRECTORY_SEPARATOR . 'autoload.php'); |
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} |
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} |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Get Namespace |
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* |
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* Get PSR4 Directory base on directory path |
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* |
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* @param string $dir |
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* |
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* @return string|bool |
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*/ |
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public function getDirNamespace($dir) |
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{ |
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$dir = str_replace(['\\', '/'], DIRECTORY_SEPARATOR, $dir); |
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$dir = realpath($dir); |
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$dir = rtrim($dir, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR; |
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if (array_key_exists($dir, $this->namespaceDirsMap)) { |
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return $this->namespaceDirsMap[ $dir ]; |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Get Namespace Class Directory |
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* |
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* @param string $className |
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* |
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* @return string|null |
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*/ |
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public function getClassNamespaceDirs($className) |
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{ |
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$className = ltrim($className, '\\'); |
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$namespace = null; |
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if ($lastNsPos = strripos($className, '\\')) { |
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return $this->getNamespaceDirs(substr($className, 0, $lastNsPos)); |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Get Namespace Directory |
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* |
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* @param string $namespace |
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* |
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* @return string |
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*/ |
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public function getNamespaceDirs($namespace) |
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{ |
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$namespace = trim($namespace, '\\') . '\\'; |
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if (array_key_exists($namespace, $this->namespaceDirs)) { |
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return $this->namespaceDirs[ $namespace ]; |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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public function loadHelpers(array $helpers) |
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{ |
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foreach ($helpers as $helper) { |
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$this->loadHelper($helper); |
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} |
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} |
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public function loadHelper($helper) |
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{ |
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if (array_key_exists($helper, $this->loadedHelpers)) { |
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return; |
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} |
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if ($this->requireFile($helper)) { |
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$this->loadedHelpers[ pathinfo($helper, PATHINFO_FILENAME) ][] = $helper; |
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return; |
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} |
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$helperDirectories = [ |
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PATH_KERNEL . 'Helpers' . DIRECTORY_SEPARATOR, |
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PATH_FRAMEWORK . 'Helpers' . DIRECTORY_SEPARATOR, |
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PATH_APP . 'Helpers' . DIRECTORY_SEPARATOR, |
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]; |
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if ( ! array_key_exists($helper, $this->loadedHelpers)) { |
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$this->loadedHelpers[ $helper ] = []; |
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} |
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foreach ($helperDirectories as $helperDirectory) { |
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$helperFilePath = $helperDirectory . studlycase($helper) . '.php'; |
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if (in_array($helperFilePath, $this->loadedHelpers[ $helper ])) { |
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continue; |
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} elseif ($this->requireFile($helperFilePath)) { |
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$this->loadedHelpers[ $helper ][] = $helperFilePath; |
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} |
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} |
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} |
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/** |
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* If a file exists, require it from the file system. |
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* |
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* @param string $file The file to require. |
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* |
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* @return bool True if the file exists, false if not. |
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*/ |
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public function requireFile($file) |
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{ |
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if (is_file($file)) { |
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require_once $file; |
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return true; |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Loads the class file for a given class name. |
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* |
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* @param string $class The fully-qualified class name. |
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* |
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* @return mixed The mapped file name on success, or boolean false on |
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* failure. |
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*/ |
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public function loadClass($class) |
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{ |
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// the current namespace prefix |
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$namespace = $class; |
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// work backwards through the namespace names of the fully-qualified |
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// class name to find a mapped file name |
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while (false !== $pos = strrpos($namespace, '\\')) { |
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// retain the trailing namespace separator in the prefix |
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$namespace = substr($class, 0, $pos + 1); |
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// the rest is the relative class name |
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$relativeClass = substr($class, $pos + 1); |
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// try to load a mapped file for the prefix and relative class |
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$mappedFile = $this->loadMappedFile($namespace, $relativeClass); |
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if ($mappedFile) { |
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return $mappedFile; |
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} |
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// remove the trailing namespace separator for the next iteration |
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// of strrpos() |
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$namespace = rtrim($namespace, '\\'); |
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} |
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// never found a mapped file |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* Load the mapped file for a namespace prefix and relative class. |
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* |
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* @param string $namespace The namespace prefix. |
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* @param string $relativeClass The relative class name. |
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* |
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* @return mixed Boolean false if no mapped file can be loaded, or the |
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* name of the mapped file that was loaded. |
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*/ |
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public function loadMappedFile($namespace, $relativeClass) |
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{ |
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// are there any base directories for this namespace prefix? |
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if (isset($this->namespaceDirs[ $namespace ]) === false) { |
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return false; |
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} |
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// look through base directories for this namespace prefix |
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foreach ($this->namespaceDirs[ $namespace ] as $namespaceDirectory) { |
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// replace the namespace prefix with the base directory, |
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// replace namespace separators with directory separators |
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// in the relative class name, append with .php |
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$file = $namespaceDirectory |
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. str_replace('\\', '/', $relativeClass) |
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. '.php'; |
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// if the mapped file exists, require it |
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if ($this->requireFile($file)) { |
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// yes, we're done |
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return $file; |
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} |
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} |
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// never found it |
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return false; |
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} |
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} |
The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"]
, you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths