/**
* Traverse over the files and subdirectories
*
* @global MongoCollection $collection The MongoDB collection
* @global Array $CONFIG The configuration parameters
* @param DirectoryIterator $iterator The DirectoryIterator to iterate over
* @return void
*/
function traverse($iterator)
{
global $collection, $CONFIG;
foreach ($iterator as $fileinfo) {
$file = $fileinfo->getPathname();
if ($fileinfo->isDot()) {
continue;
} elseif ($fileinfo->isDir()) {
traverse(new DirectoryIterator($file));
}
$attributes = xattr_list($file);
$stored_props = array();
if (!$fileinfo->isDir()) {
$encodedKey = str_replace(array('%', '$', '.'), array('%25', '%24', '%2E'), DAV::PROP_GETCONTENTLENGTH);
$stored_props[$encodedKey] = $fileinfo->getSize();
}
foreach ($attributes as $attribute) {
$decodedKey = rawurldecode($attribute);
$value = xattr_get($file, $attribute);
// Transform the value of the owner and sponsor properties (but only if necessary)
if (($decodedKey === 'DAV: owner' || $decodedKey === 'http://beehub.nl/ sponsor') && substr($value, 0, 1) === '/') {
$value = rawurldecode(basename($value));
}
// Property names are already stored url encoded in extended attributes, but we just need it a few characters to be encoded.
// This url encodes only the characters needed to create valid mongoDB keys. You can just run rawurldecode to decode it.
$encodedKey = str_replace(array('%', '$', '.'), array('%25', '%24', '%2E'), $decodedKey);
$stored_props[$encodedKey] = mb_convert_encoding($value, 'UTF-8');
}
$unslashifiedPath = \DAV::unslashify(substr($file, strlen($CONFIG['environment']['datadir'])));
if (substr($unslashifiedPath, 0, 1) === '/') {
$unslashifiedPath = substr($unslashifiedPath, 1);
}
if ($unslashifiedPath === '') {
$depth = 0;
} else {
$depth = substr_count($unslashifiedPath, '/') + 1;
}
$document = array('path' => mb_convert_encoding($unslashifiedPath, 'UTF-8'), 'depth' => $depth, 'props' => $stored_props);
if ($fileinfo->isDir()) {
$document['collection'] = true;
}
$collection->save($document);
}
}
/**
* Get a list of extended attributes.
* @see http://www.php.net/xattr_list
*
* @param int $flags FS::% and/or XATTR_% options as binary set
* @return array
*/
public function getXattributes($flags = 0)
{
if (!extension_loaded('xattr') || !xattr_supported($this->_path, $flags)) {
throw new Fs_Exception("Unable to get attributes of {$this->_path}; Extended attributes are not supported.");
}
$file = $flags & Fs::NO_DEREFERENCE ? $this->_path : (string) $this->realpath();
$attr = @xattr_list($file, $flags);
if ($attr === false) {
throw new Fs_Exception("Failed to get extended attributes of '{$this->_path}'", error_get_last());
}
return $attr;
}
/**
* @abstract
* @param AJXP_Node $ajxpNode
* @param String $nameSpace
* @param bool|String $private
* @param int $scope
* @return array()
*/
public function retrieveMetadata($ajxpNode, $nameSpace, $private = false, $scope = AJXP_METADATA_SCOPE_REPOSITORY)
{
$path = $ajxpNode->getRealFile();
if (!file_exists($path)) {
return array();
}
if (!xattr_supported($path)) {
//throw new Exception("Filesystem does not support Extended Attributes!");
return array();
}
if ($private == AJXP_METADATA_ALLUSERS) {
$startKey = $this->getMetaKey($nameSpace, $scope, "");
$arrMeta = array();
$keyList = xattr_list($path);
foreach ($keyList as $k) {
if (strpos($k, $startKey) === 0) {
$mData = xattr_get($path, $k);
$decData = unserialize(base64_decode($mData));
if (is_array($decData)) {
$arrMeta = array_merge_recursive($arrMeta, $decData);
}
}
}
return $arrMeta;
} else {
$key = $this->getMetaKey($nameSpace, $scope, $this->getUserId($private, $ajxpNode));
$data = xattr_get($path, $key);
$data = unserialize(base64_decode($data));
if (empty($data) || !is_array($data)) {
return array();
}
return $data;
}
}
/**
* Get a files extended attributes
*
* @access public
*
* @param $path path information
* @param $retval the returned attributes
*/
public static function listxattr($path, &$retval)
{
$attributes = array();
Log::in("passthru - listxattr");
/* If no xattr package installed, say so */
if (function_exists(xattr_list)) {
$attributes = xattr_list($path);
} else {
$attributes['Message'] = "You do not have the PHP xattr library installed";
$attributes['Solution'] = "Please install this package for passthru attributes to work";
}
$retval = $attributes;
Log::out("passthru - listxattr");
return 0;
}
