GraphicsMagickPreset.php

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<?php
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Install\Configuration\Image;
 
use ‪TYPO3\CMS\Core\Core\Environment;
use ‪TYPO3\CMS\Core\Utility\CommandUtility;
 
class ‪GraphicsMagickPreset extends ‪AbstractImagePreset
{
    protected ‪$name = 'GraphicsMagick';
 
    protected ‪$priority = 80;
 
    protected ‪$configurationValues = [
        'GFX/processor_enabled' => true,
        // processor_path and processor_path_lzw are determined and set by path lookup methods
        'GFX/processor_path' => '',
        'GFX/processor_path_lzw' => '',
        'GFX/processor' => 'GraphicsMagick',
        'GFX/processor_effects' => false,
        'GFX/processor_allowTemporaryMasksAsPng' => false,
        'GFX/processor_colorspace' => 'RGB',
    ];
 
    protected function ‪findExecutableInPath(array $searchPaths)
    {
        return $this->‪findGraphicsMagickInPaths($searchPaths);
    }
 
    protected function ‪findGraphicsMagickInPaths(array $searchPaths)
    {
        $result = false;
        foreach ($searchPaths as $path) {
            if (‪Environment::isWindows()) {
                $executable = 'gm.exe';
            } else {
                $executable = 'gm';
            }
            if (@is_file($path . $executable)) {
                $command = escapeshellarg($path . $executable) . ' -version';
                $executingResult = false;
                ‪CommandUtility::exec($command, $executingResult);
                // First line of exec command should contain string GraphicsMagick
                $firstResultLine = array_shift($executingResult);
                if (strpos($firstResultLine, 'GraphicsMagick') !== false) {
                    $this->foundPath = $path;
                    $result = true;
                    break;
                }
            }
        }
        return $result;
    }
}