GroupMemberPermissionsHandler.php

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<?php

namespace Elgg\Comments;

class GroupMemberPermissionsHandler {
    
    public function __invoke(\Elgg\Event $event) {
        
        if ($event->getValue() === false) {
            // already not allowed, no need to check further
            return;
        }
        
        if (!elgg_get_config('comments_group_only')) {
            return;
        }
        
        $entity = $event->getEntityParam();
        $user = $event->getUserParam();
        
        if (!$entity instanceof \ElggObject || !$user instanceof \ElggUser) {
            return;
        }
        
        $container = $entity->getContainerEntity();
        if (!$container instanceof \ElggGroup) {
            return;
        }
        
        if ($container->isMember($user)) {
            return;
        }
        
        return false;
    }
}