<?php namespace Intervention\Image\Gd\Commands; use Intervention\Image\Commands\AbstractCommand; use Intervention\Image\Exception\RuntimeException; class ResetCommand extends AbstractCommand { /** * Resets given image to its backup state * * @param \Intervention\Image\Image $image * @return boolean */ public function execute($image) { $backupName = $this->argument(0)->value(); if (is_resource($backup = $image->getBackup($backupName))) { // destroy current resource imagedestroy($image->getCore()); // clone backup $backup = $image->getDriver()->cloneCore($backup); // reset to new resource $image->setCore($backup); return true; } throw new RuntimeException( "Backup not available. Call backup() before reset()." ); } }