ResetCommand.php

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<?php
 
namespace Intervention\Image\Imagick\Commands;
 
class ResetCommand extends \Intervention\Image\Commands\AbstractCommand
{
    public function execute($image)
    {
        $backupName = $this->argument(0)->value();
 
        $backup = $image->getBackup($backupName);
 
        if ($backup instanceof \Imagick) {
 
            // destroy current core
            $image->getCore()->clear();
 
            // clone backup
            $backup = clone $backup;
 
            // reset to new resource
            $image->setCore($backup);
 
            return true;
        }
 
        throw new \Intervention\Image\Exception\RuntimeException(
            "Backup not available. Call backup({$backupName}) before reset()."
        );
    }
}