/**
* @param string $imageName
* @return ImagePreview
*/
private function extractPreviewData($imageName)
{
// example: name_500x300.png
$regexp = '/(?<name>[^\\/]*?)(_(?<width>\\d+)x(?<height>\\d+))?(\\.(?<extension>[0-9a-z]+))$/i';
preg_match($regexp, $imageName, $imageNameParts);
$requiredKeys = ['name', 'width', 'height', 'extension'];
foreach ($requiredKeys as $key) {
if (!isset($imageNameParts[$key])) {
throw new \InvalidArgumentException(sprintf("Info about '%' can't be extracted from image name '%s'", $key, $imageName));
}
}
$sourcePath = $this->assetsResolver->assetUri(AssetFile::TYPE_IMAGE) . '/' . $imageNameParts['name'] . '.' . $imageNameParts['extension'];
$imagePreviewData = new ImagePreview();
$imagePreviewData->setSourceUri($sourcePath)->setTargetName($imageName)->setWidth($imageNameParts['width'])->setHeight($imageNameParts['height']);
return $imagePreviewData;
}
