<?php
/*
* This file is part of Chevere.
*
* (c) Rodolfo Berrios <rodolfo@chevere.org>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Chevere\Demo\Actions;
use Chevere\Action\Action;
use Chevere\Parameter\Attributes\StringAttr;
use Chevere\Parameter\Interfaces\StringParameterInterface;
use RuntimeException;
use function Chevere\Parameter\string;
class ImageResize extends Action
{
public const FIT_WIDTH = [
'thumbnail' => 50,
'poster' => 150,
];
public static function return(): StringParameterInterface
{
return string();
}
protected function main(
#[StringAttr('/\.jpe?g$/')]
string $file,
string $fit
): string {
[$width, $height] = getimagesize($file);
$targetWidth = self::FIT_WIDTH[$fit];
$targetHeight = intval($height / $width * $targetWidth);
$image = imagecreatetruecolor($targetWidth, $targetHeight);
$source = imagecreatefromjpeg($file);
imagecopyresampled($image, $source, 0, 0, 0, 0, $targetWidth, $targetHeight, $width, $height);
$pos = strrpos($file, '.');
$target = substr($file, 0, $pos)
. ".{$fit}"
. substr($file, $pos);
return imagejpeg($image, $target)
? $target
: throw new RuntimeException('Unable to save image');
}
}
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