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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\Core\Resource\Processing;
/**
* Abstract base implementation of a task.
*
* If you extend this class, make sure that you redefine the member variables $type and $name
* or set them in the constructor. Otherwise your task won't be recognized by the system and several
* things will fail.
*/
abstract class AbstractGraphicalTask extends AbstractTask
{
/**
* @var string|null
*/
protected $targetFileExtension;
/**
* Returns the name the processed file should have
* in the filesystem.
*
* @return string
*/
public function getTargetFilename()
{
return $this->getSourceFile()->getNameWithoutExtension()
. '_' . $this->getConfigurationChecksum()
. '.' . $this->getTargetFileExtension();
}
/**
* Determines the file extension the processed file
* should have in the filesystem.
*
* @return string
*/
public function getTargetFileExtension()
{
if (!isset($this->targetFileExtension)) {
$this->targetFileExtension = $this->determineTargetFileExtension();
}
return $this->targetFileExtension;
}
/**
* Gets the file extension the processed file should
* have in the filesystem by either using the configuration
* setting, or the extension of the original file.
*
* @return string
*/
protected function determineTargetFileExtension()
{
if (!empty($this->configuration['fileExtension'])) {
$targetFileExtension = $this->configuration['fileExtension'];
} elseif (in_array($this->getSourceFile()->getExtension(), ['jpg', 'jpeg', 'png', 'gif'], true)) {
$targetFileExtension = $this->getSourceFile()->getExtension();
} elseif (empty($this->configuration['crop'])
&& $this->getSourceFile()->getExtension() === 'svg'
) {
$targetFileExtension = $this->getSourceFile()->getExtension();
} elseif ($GLOBALS['TYPO3_CONF_VARS']['GFX']['thumbnails_png']) {
// If true, thumbnails from non-processable files will be converted to 'png', otherwise 'gif'
$targetFileExtension = 'png';
} else {
$targetFileExtension = 'gif';
}
return $targetFileExtension;
}
}