/**
* this test shows that there is no bug if we use the normalizer
*/
public function testWithNormalizer()
{
if (!class_exists('Patchwork\\PHP\\Shim\\Normalizer')) {
$this->markTestSkipped('The 3rdparty Normalizer extension is not available.');
return;
}
// folder name "Schön" with U+00F6 (normalized)
$folderWith00F6 = "Schön";
// folder name "Schön" with U+0308 (un-normalized)
$folderWith0308 = "Schön";
$data = array('size' => 100, 'mtime' => 50, 'mimetype' => 'httpd/unix-directory');
// put root folder
$this->assertFalse($this->cache->get('folder'));
$this->assertGreaterThan(0, $this->cache->put('folder', $data));
// put un-normalized folder
$this->assertFalse($this->cache->get('folder/' . $folderWith0308));
$this->assertGreaterThan(0, $this->cache->put('folder/' . $folderWith0308, $data));
// get un-normalized folder by name
$unNormalizedFolderName = $this->cache->get('folder/' . $folderWith0308);
// check if folder name was normalized
$this->assertEquals($folderWith00F6, $unNormalizedFolderName['name']);
// put normalized folder
$this->assertTrue(is_array($this->cache->get('folder/' . $folderWith00F6)));
$this->assertGreaterThan(0, $this->cache->put('folder/' . $folderWith00F6, $data));
// at this point we should have only one folder named "Schön"
$this->assertEquals(1, count($this->cache->getFolderContents('folder')));
}
public function getFolderContents($path)
{
$content = parent::getFolderContents($path);
foreach ($content as &$data) {
$data['permissions'] &= \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_SHARE;
}
return $content;
}
/**
* remove deleted files in $path from the cache
*
* @param string $path
*/
public function cleanFolder($path)
{
$cachedContent = $this->cache->getFolderContents($path);
foreach ($cachedContent as $entry) {
if (!$this->storage->file_exists($entry['path'])) {
$this->cache->remove($entry['path']);
}
}
}
protected function getExistingChildren($path)
{
$existingChildren = array();
if ($this->cache->inCache($path)) {
$children = $this->cache->getFolderContents($path);
foreach ($children as $child) {
$existingChildren[] = $child['name'];
}
}
return $existingChildren;
}
/**
* scan all the files and folders in a folder
*
* @param string $path
* @param bool $recursive
* @param int $reuse
* @return int the size of the scanned folder or -1 if the size is unknown at this stage
*/
public function scanChildren($path, $recursive = self::SCAN_RECURSIVE, $reuse = -1)
{
if ($reuse === -1) {
$reuse = $recursive === self::SCAN_SHALLOW ? self::REUSE_ETAG | self::REUSE_SIZE : 0;
}
$this->emit('\\OC\\Files\\Cache\\Scanner', 'scanFolder', array($path, $this->storageId));
$size = 0;
$childQueue = array();
$existingChildren = array();
if ($this->cache->inCache($path)) {
$children = $this->cache->getFolderContents($path);
foreach ($children as $child) {
$existingChildren[] = $child['name'];
}
}
$newChildren = array();
if ($this->storage->is_dir($path) && ($dh = $this->storage->opendir($path))) {
$exceptionOccurred = false;
\OC_DB::beginTransaction();
if (is_resource($dh)) {
while (($file = readdir($dh)) !== false) {
$child = $path ? $path . '/' . $file : $file;
if (!Filesystem::isIgnoredDir($file)) {
$newChildren[] = $file;
try {
$data = $this->scanFile($child, $reuse, true);
if ($data) {
if ($data['size'] === -1) {
if ($recursive === self::SCAN_RECURSIVE) {
$childQueue[] = $child;
} else {
$size = -1;
}
} else {
if ($size !== -1) {
$size += $data['size'];
}
}
}
} catch (\Doctrine\DBAL\DBALException $ex) {
// might happen if inserting duplicate while a scanning
// process is running in parallel
// log and ignore
\OC_Log::write('core', 'Exception while scanning file "' . $child . '": ' . $ex->getMessage(), \OC_Log::DEBUG);
$exceptionOccurred = true;
}
}
}
}
$removedChildren = \array_diff($existingChildren, $newChildren);
foreach ($removedChildren as $childName) {
$child = $path ? $path . '/' . $childName : $childName;
$this->cache->remove($child);
}
\OC_DB::commit();
if ($exceptionOccurred) {
// It might happen that the parallel scan process has already
// inserted mimetypes but those weren't available yet inside the transaction
// To make sure to have the updated mime types in such cases,
// we reload them here
$this->cache->loadMimetypes();
}
foreach ($childQueue as $child) {
$childSize = $this->scanChildren($child, self::SCAN_RECURSIVE, $reuse);
if ($childSize === -1) {
$size = -1;
} else {
$size += $childSize;
}
}
$this->cache->put($path, array('size' => $size));
}
$this->emit('\\OC\\Files\\Cache\\Scanner', 'postScanFolder', array($path, $this->storageId));
return $size;
}
