/**
* {@inheritDoc}
*/
public function registerFor(FilterInterface $filter)
{
$functions = array('asset-url' => 'assetUrl', 'asset-path' => 'assetPath', 'core-asset-url' => 'coreAssetUrl', 'core-asset-path' => 'coreAssetPath', 'theme-asset-url' => 'themeAssetUrl', 'theme-asset-path' => 'themeAssetPath', 'package-asset-url' => 'packageAssetUrl', 'package-asset-path' => 'packageAssetPath');
foreach ($functions as $sassFunc => $func) {
$filter->registerFunction($sassFunc, array($this, $func));
}
}
/**
* Sets the by-config generated imports on the asset.
*
* {@inheritDoc}
*/
public function filterLoad(AssetInterface $asset)
{
$assetRoot = $asset->getSourceRoot();
$assetPath = $asset->getSourcePath();
$assetImportDir = dirname($assetRoot . '/' . $assetPath);
$importDir = $this->config->getBootstrapPath() . '/less';
$this->setupLoadPaths($assetImportDir);
// Make sure we _always_ have the bootstrap import dir.
if ($importDir !== $assetImportDir) {
$this->lessFilter->addLoadPath($importDir);
}
$variables = array_merge($this->extractVariables($importDir . '/variables.less'), $this->config->getVariables());
$variablesString = '';
foreach ($variables as $key => $value) {
$variablesString .= "@{$key}:{$value};" . PHP_EOL;
}
if ('bootstrap.less' === $assetPath) {
$imports = $this->filterImportFiles(array_unique(array_merge($this->extractImports($importDir . '/bootstrap.less'), $this->extractImports($importDir . '/responsive.less'), $this->config->getCustomComponents())));
$assetContent = $variablesString . $imports;
$asset->setContent($assetContent);
} else {
$asset->setContent($variablesString . $asset->getContent());
}
$this->lessFilter->filterLoad($asset);
}
