/**
* Recursively replace import in content of the LESS file
*
* @param string $resource Resource full path
* @param string $content less file content
*
* @return string Content of LESS file with included imported resources
* @throws ResourceNotFound If importing resource could not be found
*/
protected function readImport($resource, $content)
{
// Rewrite imports
$matches = [];
if (preg_match_all(self::P_IMPORT_DECLARATION, $content, $matches)) {
for ($i = 0, $size = count($matches[0]); $i < $size; $i++) {
// Build absolute path to imported resource
$path = dirname($resource) . DIRECTORY_SEPARATOR . $matches['path'][$i];
// Append .less extension according to standard
if (false === ($path = realpath($this->fileManager->exists($path) ? $path : $path . '.less'))) {
throw new ResourceNotFound('Cannot import file: ' . $matches['path'][$i]);
}
// Add parent to child dependency
$this->dependencies[$path][$resource] = [];
// Replace path in LESS @import command with recursive call to this function
$content = str_replace($matches[0][$i], $this->readImport($path, $this->fileManager->read($path)), $content);
}
}
return $content;
}
public function setUp()
{
$this->fileManager = new LocalFileManager();
$this->resource = new ResourceManager($this->fileManager);
// Switch paths to testing environment
ResourceManager::$excludeFolders = ['*/tests/cache/*'];
ResourceManager::$projectRoot = __DIR__ . '/';
ResourceManager::$webRoot = __DIR__ . '/www/';
ResourceManager::$cacheRoot = __DIR__ . '/cache/';
// Remove cache folder
if ($this->fileManager->exists(ResourceManager::$cacheRoot)) {
$this->fileManager->remove(ResourceManager::$cacheRoot);
}
// Create files
for ($i = 1; $i < 3; $i++) {
$parent = implode('/', array_fill(0, $i, 'folder'));
foreach (ResourceManager::TYPES as $type) {
$file = $parent . '/test' . $i . '.' . $type;
$this->fileManager->write(__DIR__ . '/' . $file, '/** TEST */');
$this->files[] = $file;
}
}
}
/**
* Define if asset is not valid.
*
* @param string $asset Full path to asset
*
* @param string $cachedAsset Full path to cached asset
*
* @return bool True if cached asset is valid
*/
protected function isValid($asset, $cachedAsset)
{
// If cached asset does not exists or is invalid
return $this->fileManager->exists($cachedAsset) !== false && $this->fileManager->lastModified($cachedAsset) === $this->fileManager->lastModified($asset);
}