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<?php |
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/** |
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* @copyright Copyright (c) Flipbox Digital Limited |
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* @license https://flipboxfactory.com/software/flux/license |
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* @link https://www.flipboxfactory.com/software/flux/ |
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*/ |
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namespace flipbox\flux\cp\services; |
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use craft\helpers\StringHelper; |
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use flipbox\flux\Flux; |
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use flipbox\flux\records\Transformer; |
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use yii\base\Component; |
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use yii\base\Event; |
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use yii\db\Query; |
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/** |
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* @author Flipbox Factory <[email protected]> |
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* @since 1.0.0 |
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*/ |
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class Transformers extends Component |
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{ |
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/** |
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* |
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*/ |
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const EVENT_REGISTER_TRANSFORMERS = \flipbox\flux\services\Transformers::EVENT_REGISTER_TRANSFORMERS; |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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// Init the transformer to ensure events are triggered |
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Flux::getInstance()->getTransformers(); |
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} |
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/** |
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* Returns an array of classes that have been registered for a particular scope. |
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* @param string $scope |
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* @return array |
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*/ |
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public function findAllClassesByScope(string $scope): array |
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{ |
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if (!Flux::getInstance()->isValidScope($scope)) { |
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return []; |
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} |
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$classes = (new Query()) |
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->select(['class']) |
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->from([Transformer::tableName()]) |
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->andWhere([ |
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'scope' => $scope |
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]) |
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->column(); |
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foreach ($this->eventReflection() as $name => $event) { |
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$events = $this->scopeEvents($name, $event); |
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// Are there events AND is it the scope we're looking for |
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if (empty($events) || !array_key_exists($scope, $events)) { |
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continue; |
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} |
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$classes = array_merge( |
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$classes, |
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array_keys($events[$scope]) |
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); |
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} |
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return $classes; |
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} |
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/** |
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* Returns an array of classes that have been registered for a particular scope. |
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* @param string $scope |
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* @return array |
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*/ |
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public function findAllHandlesByScopeAndClass(string $scope, string $class): array |
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{ |
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if (!Flux::getInstance()->isValidScope($scope)) { |
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return []; |
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} |
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$transformers = Flux::getInstance()->getTransformers()->resolveAllByScopeAndClass( |
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$scope, |
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$class |
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); |
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return array_keys($transformers); |
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} |
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/** |
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* Get all registered events |
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* |
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* @return array |
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*/ |
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protected function eventReflection(): array |
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{ |
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try { |
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$reflection = new \ReflectionClass(Event::class); |
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$eventsProperty = $reflection->getProperty('_events'); |
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$eventsProperty->setAccessible(true); |
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return $eventsProperty->getValue(); |
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} catch (\ReflectionException $exception) { |
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Flux::warning( |
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"Unabel to resolve events.", |
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__METHOD__ |
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); |
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} |
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return []; |
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} |
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/** |
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* @param $name |
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* @param $classEvents |
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* @return array |
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*/ |
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protected function scopeEvents($name, $classEvents): array |
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{ |
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if (!StringHelper::matchWildcard(self::EVENT_REGISTER_TRANSFORMERS . ':*', $name)) { |
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return []; |
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} |
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$scope = StringHelper::removeLeft($name, self::EVENT_REGISTER_TRANSFORMERS . ':'); |
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// The scope must be valid |
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if (!Flux::getInstance()->isValidScope($scope)) { |
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return []; |
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} |
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return [$scope => $classEvents]; |
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} |
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} |
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flipboxfactory /
flux
