ToolContainerLogicCheck.php

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<?php

namespace Elgg\Groups;

abstract class ToolContainerLogicCheck {
    
    public function __invoke(\Elgg\Event $event) {
        
        if ($event->getType() !== $this->getContentType()) {
            // not the correct event registration
            return;
        }
        
        $container = $event->getParam('container');
        if (!$container instanceof \ElggGroup) {
            return;
        }
        
        if ($event->getParam('subtype') !== $this->getContentSubtype()) {
            return;
        }
        
        if ($container->isToolEnabled($this->getToolName())) {
            return;
        }
        
        return false;
    }
    
    abstract public function getContentType(): string;
    
    abstract public function getContentSubtype(): string;
    
    abstract public function getToolName(): string;
}