/**
* Recursive backup collecting.
*
* @param string $path
* @param integer $depth
*/
protected function collect($path, $depth)
{
$dItter = new DirectoryIterator($path);
// collect all matching subdirs and get all the backup files
if ($depth < $this->target->countChangingPathElements()) {
foreach ($dItter as $i => $file) {
if ($file->isDot()) {
continue;
}
// TODO: match directory against dir-regex Target::getChangingPathElements
if ($file->isDir()) {
$this->collect($file->getPathname(), $depth + 1);
}
}
} else {
// create regex to match only created backup files
$fileRegex = Str::datePlaceholdersToRegex($this->target->getFilenameRaw());
if ($this->target->shouldBeCompressed()) {
$fileRegex .= '.' . $this->target->getCompressor()->getSuffix();
}
/** @var \SplFileInfo $file */
foreach ($dItter as $i => $file) {
if ($file->isDir()) {
continue;
}
// skip currently created backup
if ($file->getPathname() == $this->target->getPathname()) {
continue;
}
if (preg_match('#' . $fileRegex . '#i', $file->getFilename())) {
$index = date('YmdHis', $file->getMTime()) . '-' . $i . '-' . $file->getPathname();
$this->files[$index] = new File($file->getFileInfo());
}
}
}
}