/**
* {@inheritdoc}
*/
public function merge(array $assetsToMerge, \Magento\Framework\View\Asset\LocalInterface $resultAsset)
{
$dir = $this->filesystem->getDirectoryRead(\Magento\Framework\App\Filesystem::STATIC_VIEW_DIR);
if (!$dir->isExist($resultAsset->getPath())) {
$this->strategy->merge($assetsToMerge, $resultAsset);
}
}
/**
* {@inheritdoc}
*/
public function merge(array $assetsToMerge, \Magento\Framework\View\Asset\LocalInterface $resultAsset)
{
$sourceDir = $this->filesystem->getDirectoryRead(DirectoryList::ROOT);
$mTime = null;
/** @var \Magento\Framework\View\Asset\MergeableInterface $asset */
foreach ($assetsToMerge as $asset) {
$mTime .= $sourceDir->stat($sourceDir->getRelativePath($asset->getSourceFile()))['mtime'];
}
if (null === $mTime) {
return;
// nothing to merge
}
$dat = $resultAsset->getPath() . '.dat';
$targetDir = $this->filesystem->getDirectoryWrite(DirectoryList::STATIC_VIEW);
if (!$targetDir->isExist($dat) || strcmp($mTime, $targetDir->readFile($dat)) !== 0) {
$this->strategy->merge($assetsToMerge, $resultAsset);
$targetDir->writeFile($dat, $mTime);
}
}
