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<?php |
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/** |
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* This file is part of Blitz PHP framework. |
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* |
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* (c) 2022 Dimitri Sitchet Tomkeu <[email protected]> |
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* |
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* For the full copyright and license information, please view |
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* the LICENSE file that was distributed with this source code. |
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*/ |
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namespace BlitzPHP\Debug; |
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use BlitzPHP\Exceptions\HttpException; |
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use BlitzPHP\Exceptions\TokenMismatchException; |
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use BlitzPHP\View\View; |
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use Symfony\Component\Finder\SplFileInfo; |
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use Throwable; |
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use Whoops\Handler\Handler; |
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use Whoops\Handler\HandlerInterface; |
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use Whoops\Handler\JsonResponseHandler; |
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use Whoops\Handler\PlainTextHandler; |
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use Whoops\Handler\PrettyPageHandler; |
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use Whoops\Inspector\InspectorInterface; |
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use Whoops\Run; |
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use Whoops\RunInterface; |
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use Whoops\Util\Misc; |
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/** |
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* Capture et affiche les erreurs et exceptions via whoops |
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* |
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* Necessite l'instalation de `flip/whoops` |
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*/ |
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class ExceptionManager |
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{ |
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/** |
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* Gestionnaire d'exception (instance Whoops) |
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*/ |
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private Run $debugger; |
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/** |
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* Configuration du gestionnaire d'exception |
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*/ |
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private object $config; |
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public function __construct() |
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{ |
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if (class_exists(Run::class)) { |
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$this->debugger = new Run(); |
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$this->config = (object) config('exceptions'); |
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} |
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} |
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/** |
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* Demarre le processus |
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*/ |
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public function register(): void |
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{ |
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if (! $this->debugger) { |
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return; |
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} |
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$this->registerWhoopsHandler() |
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->registerHttpErrorsHandler() |
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->registerAppHandlers(); |
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$this->debugger->register(); |
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} |
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/** |
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* Enregistre les gestionnaires d'exception spécifiques à l'application. |
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* |
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* Cette méthode parcourt les gestionnaires configurés et les ajoute au débogueur. |
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* Elle prend en charge à la fois les gestionnaires callable et les noms de classe sous forme de chaîne qui peuvent être instanciés. |
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*/ |
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private function registerAppHandlers(): self |
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{ |
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foreach ($this->config->handlers as $handler) { |
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if (is_callable($handler)) { |
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$this->debugger->pushHandler($handler); |
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} elseif (is_string($handler) && class_exists($handler)) { |
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$class = service('container')->make($handler); |
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if (is_callable($class) || $class instanceof HandlerInterface) { |
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$this->debugger->pushHandler($class); |
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} |
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} |
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} |
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return $this; |
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} |
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/** |
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* Enregistre un gestionnaire pour les erreurs HTTP. |
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* |
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* Cette méthode met en place un gestionnaire d'erreurs personnalisé qui traite les exceptions, |
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* les consigne si elle est configurée, et tente d'afficher les vues d'erreur appropriées. |
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* Elle gère les codes d'état HTTP, la journalisation et les vues d'erreur personnalisées. |
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*/ |
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private function registerHttpErrorsHandler(): self |
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{ |
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$this->debugger->pushHandler(function (Throwable $exception, InspectorInterface $inspector, RunInterface $run): int { |
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$exception = $this->prepareException($exception); |
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$exception_code = $exception->getCode(); |
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if ($exception_code >= 400 && $exception_code < 600) { |
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$run->sendHttpCode($exception_code); |
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} |
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if (true === $this->config->log && ! in_array($exception_code, $this->config->ignore_codes, true)) { |
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service('logger')->error($exception); |
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} |
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if (is_dir($this->config->error_view_path)) { |
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$files = array_map(static fn (SplFileInfo $file) => $file->getFilenameWithoutExtension(), service('fs')->files($this->config->error_view_path)); |
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} else { |
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$files = []; |
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} |
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$files = collect($files)->flip()->only($exception_code, is_online() ? 'production' : '')->flip()->all(); |
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if ($files !== []) { |
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$view = new View(); |
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$view->setAdapter(config('view.active_adapter', 'native'), ['view_path' => $this->config->error_view_path]) |
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->first($files, ['message' => $exception->getMessage()]) |
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->render(); |
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return Handler::QUIT; |
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} |
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return Handler::DONE; |
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}); |
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return $this; |
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} |
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/** |
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* Enregistre un gestionnaire de Whoops à des fins de débogage. |
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* |
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* Cette méthode met en place différents gestionnaires en fonction de l'environnement et des paramètres de configuration. |
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* Elle vérifie la ligne de commande, l'état en ligne, les requêtes AJAX et les requêtes JSON. |
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* En fonction des conditions, elle utilise PlainTextHandler, JsonResponseHandler ou PrettyPageHandler. |
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* |
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* Le PrettyPageHandler est configuré avec les paramètres de l'éditeur, le titre de la page, les chemins d'accès à l'application, |
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* les données sur liste noire et les tables de données. Il gère également différents types de données pour les tables de données. |
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*/ |
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private function registerWhoopsHandler(): self |
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{ |
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if (Misc::isCommandLine()) { |
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$this->debugger->pushHandler(new PlainTextHandler(service('logger'))); |
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return $this; |
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} |
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if (is_online()) { |
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return $this; |
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} |
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if (Misc::isAjaxRequest() || service('request')->isJson()) { |
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$this->debugger->pushHandler(new JsonResponseHandler()); |
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return $this; |
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} |
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$handler = new PrettyPageHandler(); |
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$handler->handleUnconditionally(true); |
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$handler->setEditor($this->config->editor ?: PrettyPageHandler::EDITOR_VSCODE); |
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$handler->setPageTitle($this->config->title ?: $handler->getPageTitle()); |
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$handler->setApplicationPaths($this->getApplicationPaths()); |
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foreach ($this->config->blacklist as $blacklist) { |
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[$name, $key] = explode('/', $blacklist) + [1 => '*']; |
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if ($name[0] !== '_') { |
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$name = '_' . $name; |
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} |
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$name = strtoupper($name); |
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if ($key !== '*') { |
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foreach (explode(',', $key) as $k) { |
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$handler->blacklist($name, $k); |
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} |
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} else { |
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$values = match ($name) { |
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'_GET' => $_GET, |
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'_POST' => $_POST, |
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'_COOKIE' => $_COOKIE, |
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'_SERVER' => $_SERVER, |
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'_ENV' => $_ENV, |
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'_FILES' => $_FILES ?: [], |
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'_SESSION' => $_SESSION ?? [], |
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default => [], |
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}; |
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foreach (array_keys($values) as $key) { |
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$handler->blacklist($name, $key); |
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} |
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} |
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} |
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foreach ($this->config->data as $label => $data) { |
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if (is_array($data)) { |
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$handler->addDataTable($label, $data); |
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} elseif (is_callable($data)) { |
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$handler->addDataTableCallback($label, $data); |
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} |
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} |
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$this->debugger->pushHandler($handler); |
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return $this; |
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} |
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/** |
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* Préparer l'exception pour le rendu. |
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*/ |
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private static function prepareException(Throwable $e): Throwable |
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{ |
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if ($e instanceof TokenMismatchException) { |
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return new HttpException($e->getMessage(), 419, $e); |
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} |
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return $e; |
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} |
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/** |
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* Récupère les chemins d'accès à l'application. |
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*/ |
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private function getApplicationPaths(): array |
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{ |
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return collect(service('fs')->directories(base_path())) |
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->flip() |
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->except(base_path('vendor')) |
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->flip() |
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->all(); |
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} |
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} |
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