/**
* Recursively prints the tree for the given resource.
*
* @param IO $io The I/O.
* @param Resource $resource The printed resource.
* @param int $total Collects the total number of printed resources.
* @param string $prefix The prefix for all printed resources.
*/
private function printTree(IO $io, Resource $resource, &$total, $prefix = '')
{
// The root node has an empty name
$children = $resource->listChildren();
$lastIndex = count($children) - 1;
$index = 0;
foreach ($children as $child) {
$isLastChild = $index === $lastIndex;
$childPrefix = $isLastChild ? self::LAST_CHILD_PREFIX : self::CHILD_PREFIX;
$nestingPrefix = $isLastChild ? self::NESTING_CLOSED_PREFIX : self::NESTING_OPEN_PREFIX;
$name = $child->getName() ?: '/';
if ($child->hasChildren()) {
$name = '<c1>' . $name . '</c1>';
}
$io->writeLine($prefix . $childPrefix . $name);
$this->printTree($io, $child, $total, $prefix . $nestingPrefix);
++$index;
++$total;
}
}
private function addResource($path, Resource $resource, $checkParentsForSymlinks = true)
{
$pathInBaseDir = $this->baseDir . $path;
$hasChildren = $resource->hasChildren();
$hasBody = $resource instanceof BodyResource;
if ($hasChildren && $hasBody) {
throw new UnsupportedResourceException(sprintf('Instances of BodyResource do not support child resources in ' . 'FilesystemRepository. Tried to add a BodyResource with ' . 'children at %s.', $path));
}
if ($this->symlink && $checkParentsForSymlinks) {
$this->replaceParentSymlinksByCopies($path);
}
if ($resource instanceof FilesystemResource) {
if ($this->symlink) {
$this->symlinkMirror($resource->getFilesystemPath(), $pathInBaseDir);
} elseif ($hasBody) {
$this->filesystem->copy($resource->getFilesystemPath(), $pathInBaseDir);
} else {
$this->filesystem->mirror($resource->getFilesystemPath(), $pathInBaseDir);
}
return;
}
if ($hasBody) {
file_put_contents($pathInBaseDir, $resource->getBody());
return;
}
if (is_file($pathInBaseDir)) {
$this->filesystem->remove($pathInBaseDir);
}
if (!file_exists($pathInBaseDir)) {
mkdir($pathInBaseDir, 0777, true);
}
foreach ($resource->listChildren() as $child) {
$this->addResource($path . '/' . $child->getName(), $child, false);
}
}
