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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\View\Components; |
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use BlitzPHP\Traits\PropertiesTrait; |
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use BlitzPHP\Utilities\Helpers; |
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use BlitzPHP\Utilities\String\Text; |
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use LogicException; |
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use ReflectionClass; |
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use Stringable; |
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/** |
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* La classe de base dont etendra tous les composants de vues |
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* Fournie des fonctionnalites extensible pour gerer/rendre le contenu d'un composant simple. |
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* |
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* @function mount() |
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* |
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* @credit <a href="http://www.codeigniter.com">CodeIgniter 4.5 - CodeIgniter\View\Cells\Cell</a> |
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*/ |
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class Component implements Stringable |
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{ |
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use PropertiesTrait; |
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/** |
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* Nom de la vue a rendre. |
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* Si vide, il sera determiné en fonction du nom de la classe de composant. |
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*/ |
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protected string $view = ''; |
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/** |
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* Responsable de la conversion de la vue en HTML. |
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* Peut etre modifier par les classes filles dans certains cas, mais pas tous. |
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*/ |
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public function render(): string |
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{ |
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return $this->view($this->view); |
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} |
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/** |
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* Defini la vue à utiliser lors du rendu. |
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*/ |
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public function setView(string $view): self |
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{ |
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$this->view = $view; |
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return $this; |
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} |
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/** |
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* rend actuellement la vue et renvoie le code HTML. |
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* Afin de permettre l'accès aux propriétés et méthodes publiques à partir de la vue, |
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* cette méthode extrait $data dans le champ d'application actuel et capture le tampon de |
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* sortie au lieu de s'appuyer sur le service de vue. |
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* |
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* @throws LogicException |
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*/ |
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final protected function view(?string $view, array $data = []): string |
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{ |
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$properties = $this->getPublicProperties(); |
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$properties = $this->includeComputedProperties($properties); |
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$properties = array_merge($properties, $data); |
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$view = (string) $view; |
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if ($view === '') { |
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$viewName = Text::convertTo(Helpers::classBasename(static::class), 'toKebab'); |
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$directory = dirname((new ReflectionClass($this))->getFileName()) . DIRECTORY_SEPARATOR; |
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$possibleView1 = $directory . substr($viewName, 0, strrpos($viewName, '-component')) . '.php'; |
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$possibleView2 = $directory . $viewName . '.php'; |
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} |
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if ($view !== '' && ! is_file($view)) { |
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$directory = dirname((new ReflectionClass($this))->getFileName()) . DIRECTORY_SEPARATOR; |
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$view = $directory . $view . '.php'; |
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} |
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$candidateViews = array_filter( |
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[$view, $possibleView1 ?? '', $possibleView2 ?? ''], |
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static fn (string $path): bool => $path !== '' && is_file($path) |
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); |
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if ($candidateViews === []) { |
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throw new LogicException(sprintf( |
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'Impossible de localiser le fichier de vue pour le composant "%s".', |
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static::class |
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)); |
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} |
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$foundView = current($candidateViews); |
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return (function () use ($properties, $foundView): string { |
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extract($properties); |
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ob_start(); |
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include $foundView; |
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return ob_get_clean(); |
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})(); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function __toString(): string |
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{ |
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return $this->render(); |
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} |
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/** |
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* Permet au développeur de définir les propriétés calculées comme des méthodes |
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* avec `get` préfixé au nom de la propriété protégée/privée. |
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*/ |
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private function includeComputedProperties(array $properties): array |
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{ |
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$reservedProperties = ['data', 'view']; |
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$privateProperties = $this->getNonPublicProperties(); |
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foreach ($privateProperties as $property) { |
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$name = $property->getName(); |
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// ne pas inclure de méthodes dans la classe de base |
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if (in_array($name, $reservedProperties, true)) { |
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continue; |
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} |
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$computedMethod = 'get' . ucfirst($name) . 'Property'; |
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if (method_exists($this, $computedMethod)) { |
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$properties[$name] = $this->{$computedMethod}(); |
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} |
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} |
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return $properties; |
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} |
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} |
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blitz-php /
framework
