/**
* Recurse through a file hierarchy and process each directory and file.
* Returns an array of SplFileInfo objects, one for each item where the
* callback returned true.
*
* @param Closure $callback
* @param DirectoryIterator $dir
* @return SplFileInfo[]
*/
protected function recurse(Closure $callback, DirectoryIterator $dir, $options)
{
$matches = array();
if ($options['depth'] === 0) {
return $matches;
}
$options['depth']--;
foreach ($dir as $fileInfo) {
if ($fileInfo->isDot() || $fileInfo->islink()) {
continue;
}
if (!$this->checkPath($fileInfo)) {
continue;
}
$relativePath = $this->adapter->relativePath($fileInfo);
$matches[$relativePath] = $this->process($callback, $fileInfo);
if ($fileInfo->isDir() && !in_array($fileInfo->getBasename(), $options['exclude'])) {
$found = $this->recurse($callback, $fileInfo->getFileInfo('DirectoryIterator'), $options);
$matches = array_merge($matches, $found);
}
}
return array_filter($matches);
}
