/**
* @param string $path
* @return string
*/
protected function toTmpFile($path)
{
//no longer in the storage api, still useful here
$source = $this->fopen($path, 'r');
if (!$source) {
return false;
}
if ($pos = strrpos($path, '.')) {
$extension = substr($path, $pos);
} else {
$extension = '';
}
$tmpFile = \OC_Helper::tmpFile($extension);
$target = fopen($tmpFile, 'w');
\OC_Helper::streamCopy($source, $target);
fclose($target);
return $tmpFile;
}
/**
* copy file between two storages
*
* @param Storage $sourceStorage
* @param string $sourceInternalPath
* @param string $targetInternalPath
* @param bool $preserveMtime
* @param bool $isRename
* @return bool
* @throws \Exception
*/
private function copyBetweenStorage(Storage $sourceStorage, $sourceInternalPath, $targetInternalPath, $preserveMtime, $isRename)
{
// for versions we have nothing to do, because versions should always use the
// key from the original file. Just create a 1:1 copy and done
if ($this->isVersion($targetInternalPath) || $this->isVersion($sourceInternalPath)) {
$result = $this->storage->copyFromStorage($sourceStorage, $sourceInternalPath, $targetInternalPath);
if ($result) {
$info = $this->getCache('', $sourceStorage)->get($sourceInternalPath);
// make sure that we update the unencrypted size for the version
if (isset($info['encrypted']) && $info['encrypted'] === true) {
$this->updateUnencryptedSize($this->getFullPath($targetInternalPath), $info['size']);
}
}
return $result;
}
// first copy the keys that we reuse the existing file key on the target location
// and don't create a new one which would break versions for example.
$mount = $this->mountManager->findByStorageId($sourceStorage->getId());
if (count($mount) === 1) {
$mountPoint = $mount[0]->getMountPoint();
$source = $mountPoint . '/' . $sourceInternalPath;
$target = $this->getFullPath($targetInternalPath);
$this->copyKeys($source, $target);
} else {
$this->logger->error('Could not find mount point, can\'t keep encryption keys');
}
if ($sourceStorage->is_dir($sourceInternalPath)) {
$dh = $sourceStorage->opendir($sourceInternalPath);
$result = $this->mkdir($targetInternalPath);
if (is_resource($dh)) {
while ($result and ($file = readdir($dh)) !== false) {
if (!Filesystem::isIgnoredDir($file)) {
$result &= $this->copyFromStorage($sourceStorage, $sourceInternalPath . '/' . $file, $targetInternalPath . '/' . $file);
}
}
}
} else {
try {
$source = $sourceStorage->fopen($sourceInternalPath, 'r');
$target = $this->fopen($targetInternalPath, 'w');
list(, $result) = \OC_Helper::streamCopy($source, $target);
fclose($source);
fclose($target);
} catch (\Exception $e) {
fclose($source);
fclose($target);
throw $e;
}
if ($result) {
if ($preserveMtime) {
$this->touch($targetInternalPath, $sourceStorage->filemtime($sourceInternalPath));
}
$isEncrypted = $this->encryptionManager->isEnabled() && $this->mount->getOption('encrypt', true) ? 1 : 0;
// in case of a rename we need to manipulate the source cache because
// this information will be kept for the new target
if ($isRename) {
$sourceStorage->getCache()->put($sourceInternalPath, ['encrypted' => $isEncrypted]);
} else {
$this->getCache()->put($targetInternalPath, ['encrypted' => $isEncrypted]);
}
} else {
// delete partially written target file
$this->unlink($targetInternalPath);
// delete cache entry that was created by fopen
$this->getCache()->remove($targetInternalPath);
}
}
return (bool) $result;
}
/**
* @param \OCP\Files\Storage $sourceStorage
* @param string $sourceInternalPath
* @param string $targetInternalPath
* @param bool $preserveMtime
* @return bool
*/
public function copyFromStorage(\OCP\Files\Storage $sourceStorage, $sourceInternalPath, $targetInternalPath, $preserveMtime = false)
{
if ($sourceStorage === $this) {
return $this->copy($sourceInternalPath, $targetInternalPath);
}
if ($sourceStorage->is_dir($sourceInternalPath)) {
$dh = $sourceStorage->opendir($sourceInternalPath);
$result = $this->mkdir($targetInternalPath);
if (is_resource($dh)) {
while ($result and ($file = readdir($dh)) !== false) {
if (!Filesystem::isIgnoredDir($file)) {
$result &= $this->copyFromStorage($sourceStorage, $sourceInternalPath . '/' . $file, $targetInternalPath . '/' . $file);
}
}
}
} else {
$source = $sourceStorage->fopen($sourceInternalPath, 'r');
// TODO: call fopen in a way that we execute again all storage wrappers
// to avoid that we bypass storage wrappers which perform important actions
// for this operation. Same is true for all other operations which
// are not the same as the original one.Once this is fixed we also
// need to adjust the encryption wrapper.
$target = $this->fopen($targetInternalPath, 'w');
list(, $result) = \OC_Helper::streamCopy($source, $target);
if ($result and $preserveMtime) {
$this->touch($targetInternalPath, $sourceStorage->filemtime($sourceInternalPath));
}
fclose($source);
fclose($target);
if (!$result) {
// delete partially written target file
$this->unlink($targetInternalPath);
// delete cache entry that was created by fopen
$this->getCache()->remove($targetInternalPath);
}
}
return (bool) $result;
}
/**
* @param string $path
* @param mixed $data
* @return bool|mixed
* @throws \Exception
*/
public function file_put_contents($path, $data)
{
if (is_resource($data)) {
//not having to deal with streams in file_put_contents makes life easier
$absolutePath = Filesystem::normalizePath($this->getAbsolutePath($path));
if (Filesystem::isValidPath($path) and !Filesystem::isFileBlacklisted($path)) {
$path = $this->getRelativePath($absolutePath);
$this->lockFile($path, ILockingProvider::LOCK_SHARED);
$exists = $this->file_exists($path);
$run = true;
if ($this->shouldEmitHooks($path)) {
$this->emit_file_hooks_pre($exists, $path, $run);
}
if (!$run) {
$this->unlockFile($path, ILockingProvider::LOCK_SHARED);
return false;
}
$this->changeLock($path, ILockingProvider::LOCK_EXCLUSIVE);
/** @var \OC\Files\Storage\Storage $storage */
list($storage, $internalPath) = $this->resolvePath($path);
$target = $storage->fopen($internalPath, 'w');
if ($target) {
list(, $result) = \OC_Helper::streamCopy($data, $target);
fclose($target);
fclose($data);
$this->writeUpdate($storage, $internalPath);
$this->changeLock($path, ILockingProvider::LOCK_SHARED);
if ($this->shouldEmitHooks($path) && $result !== false) {
$this->emit_file_hooks_post($exists, $path);
}
$this->unlockFile($path, ILockingProvider::LOCK_SHARED);
return $result;
} else {
$this->unlockFile($path, ILockingProvider::LOCK_EXCLUSIVE);
return false;
}
} else {
return false;
}
} else {
$hooks = $this->file_exists($path) ? array('update', 'write') : array('create', 'write');
return $this->basicOperation('file_put_contents', $path, $hooks, $data);
}
}
public function copy($path1, $path2)
{
$postFix1 = substr($path1, -1, 1) === '/' ? '/' : '';
$postFix2 = substr($path2, -1, 1) === '/' ? '/' : '';
$absolutePath1 = OC_Filesystem::normalizePath($this->getAbsolutePath($path1));
$absolutePath2 = OC_Filesystem::normalizePath($this->getAbsolutePath($path2));
if (OC_FileProxy::runPreProxies('copy', $absolutePath1, $absolutePath2) and OC_Filesystem::isValidPath($path2)) {
$path1 = $this->getRelativePath($absolutePath1);
$path2 = $this->getRelativePath($absolutePath2);
if ($path1 == null or $path2 == null) {
return false;
}
$run = true;
if ($this->fakeRoot == OC_Filesystem::getRoot()) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_copy, array(OC_Filesystem::signal_param_oldpath => $path1, OC_Filesystem::signal_param_newpath => $path2, OC_Filesystem::signal_param_run => &$run));
$exists = $this->file_exists($path2);
if ($run and !$exists) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_create, array(OC_Filesystem::signal_param_path => $path2, OC_Filesystem::signal_param_run => &$run));
}
if ($run) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_write, array(OC_Filesystem::signal_param_path => $path2, OC_Filesystem::signal_param_run => &$run));
}
}
if ($run) {
$mp1 = $this->getMountPoint($path1 . $postFix1);
$mp2 = $this->getMountPoint($path2 . $postFix2);
if ($mp1 == $mp2) {
if ($storage = $this->getStorage($path1 . $postFix1)) {
$result = $storage->copy($this->getInternalPath($path1 . $postFix1), $this->getInternalPath($path2 . $postFix2));
}
} else {
$source = $this->fopen($path1 . $postFix1, 'r');
$target = $this->fopen($path2 . $postFix2, 'w');
$result = OC_Helper::streamCopy($source, $target);
}
if ($this->fakeRoot == OC_Filesystem::getRoot()) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_copy, array(OC_Filesystem::signal_param_oldpath => $path1, OC_Filesystem::signal_param_newpath => $path2));
if (!$exists) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_create, array(OC_Filesystem::signal_param_path => $path2));
}
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_write, array(OC_Filesystem::signal_param_path => $path2));
} else {
// no real copy, file comes from somewhere else, e.g. version rollback -> just update the file cache and the webdav properties without all the other post_write actions
OC_FileCache_Update::update($path2, $this->fakeRoot);
OC_Filesystem::removeETagHook(array("path" => $path2), $this->fakeRoot);
}
return $result;
}
}
}
/**
* Stream copy file contents from $path1 to $path2
*
* @param View $view view to use for copying
* @param string $path1 source file to copy
* @param string $path2 target file
*
* @return bool true for success, false otherwise
*/
private static function copyFileContents($view, $path1, $path2)
{
/** @var \OC\Files\Storage\Storage $storage1 */
list($storage1, $internalPath1) = $view->resolvePath($path1);
/** @var \OC\Files\Storage\Storage $storage2 */
list($storage2, $internalPath2) = $view->resolvePath($path2);
$view->lockFile($path1, ILockingProvider::LOCK_EXCLUSIVE);
$view->lockFile($path2, ILockingProvider::LOCK_EXCLUSIVE);
// TODO add a proper way of overwriting a file while maintaining file ids
if ($storage1->instanceOfStorage('\\OC\\Files\\ObjectStore\\ObjectStoreStorage') || $storage2->instanceOfStorage('\\OC\\Files\\ObjectStore\\ObjectStoreStorage')) {
$source = $storage1->fopen($internalPath1, 'r');
$target = $storage2->fopen($internalPath2, 'w');
list(, $result) = \OC_Helper::streamCopy($source, $target);
fclose($source);
fclose($target);
if ($result !== false) {
$storage1->unlink($internalPath1);
}
} else {
$result = $storage2->moveFromStorage($storage1, $internalPath1, $internalPath2);
}
$view->unlockFile($path1, ILockingProvider::LOCK_EXCLUSIVE);
$view->unlockFile($path2, ILockingProvider::LOCK_EXCLUSIVE);
return $result !== false;
}
/**
* copy the contents of one stream to another
* @param resource source
* @param resource target
* @return int the number of bytes copied
*/
public static function streamCopy($source, $target)
{
list($count, $result) = \OC_Helper::streamCopy($source, $target);
return $count;
}
public function testStreamCopyNotEnoughSpace() {
$instance = $this->getLimitedStorage(9);
$inputStream = fopen('data://text/plain,foobarqwerty', 'r');
$outputStream = $instance->fopen('files/foo', 'w+');
list($count, $result) = \OC_Helper::streamCopy($inputStream, $outputStream);
$this->assertEquals(9, $count);
$this->assertFalse($result);
fclose($inputStream);
fclose($outputStream);
}
/**
* @param string $path
* @param mixed $data
* @return bool|mixed
*/
public function file_put_contents($path, $data)
{
if (is_resource($data)) {
//not having to deal with streams in file_put_contents makes life easier
$absolutePath = Filesystem::normalizePath($this->getAbsolutePath($path));
if (Filesystem::isValidPath($path) and !Filesystem::isFileBlacklisted($path)) {
$path = $this->getRelativePath($absolutePath);
$exists = $this->file_exists($path);
$run = true;
if ($this->shouldEmitHooks($path)) {
$this->emit_file_hooks_pre($exists, $path, $run);
}
if (!$run) {
return false;
}
$target = $this->fopen($path, 'w');
if ($target) {
list($count, $result) = \OC_Helper::streamCopy($data, $target);
fclose($target);
fclose($data);
$this->updater->update($path);
if ($this->shouldEmitHooks($path) && $result !== false) {
$this->emit_file_hooks_post($exists, $path);
}
return $result;
} else {
return false;
}
} else {
return false;
}
} else {
$hooks = $this->file_exists($path) ? array('update', 'write') : array('create', 'write');
return $this->basicOperation('file_put_contents', $path, $hooks, $data);
}
}
/**
* copy the contents of one stream to another
* @param resource source
* @param resource target
* @return int the number of bytes copied
*/
public static function streamCopy($source, $target)
{
return \OC_Helper::streamCopy($source, $target);
}
public function copy($path1, $path2)
{
$postFix1 = substr($path1, -1, 1) === '/' ? '/' : '';
$postFix2 = substr($path2, -1, 1) === '/' ? '/' : '';
$absolutePath1 = Filesystem::normalizePath($this->getAbsolutePath($path1));
$absolutePath2 = Filesystem::normalizePath($this->getAbsolutePath($path2));
if (\OC_FileProxy::runPreProxies('copy', $absolutePath1, $absolutePath2) and Filesystem::isValidPath($path2) and Filesystem::isValidPath($path1) and !Filesystem::isFileBlacklisted($path2)) {
$path1 = $this->getRelativePath($absolutePath1);
$path2 = $this->getRelativePath($absolutePath2);
if ($path1 == null or $path2 == null) {
return false;
}
$run = true;
$exists = $this->file_exists($path2);
if ($this->shouldEmitHooks()) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_copy, array(Filesystem::signal_param_oldpath => $this->getHookPath($path1), Filesystem::signal_param_newpath => $this->getHookPath($path2), Filesystem::signal_param_run => &$run));
if ($run and !$exists) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_create, array(Filesystem::signal_param_path => $this->getHookPath($path2), Filesystem::signal_param_run => &$run));
}
if ($run) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_write, array(Filesystem::signal_param_path => $this->getHookPath($path2), Filesystem::signal_param_run => &$run));
}
}
if ($run) {
$mp1 = $this->getMountPoint($path1 . $postFix1);
$mp2 = $this->getMountPoint($path2 . $postFix2);
if ($mp1 == $mp2) {
list($storage, $internalPath1) = Filesystem::resolvePath($absolutePath1 . $postFix1);
list(, $internalPath2) = Filesystem::resolvePath($absolutePath2 . $postFix2);
if ($storage) {
$result = $storage->copy($internalPath1, $internalPath2);
} else {
$result = false;
}
} else {
if ($this->is_dir($path1) && ($dh = $this->opendir($path1))) {
$result = $this->mkdir($path2);
if (is_resource($dh)) {
while (($file = readdir($dh)) !== false) {
if (!Filesystem::isIgnoredDir($file)) {
$result = $this->copy($path1 . '/' . $file, $path2 . '/' . $file);
}
}
}
} else {
$source = $this->fopen($path1 . $postFix1, 'r');
$target = $this->fopen($path2 . $postFix2, 'w');
list($count, $result) = \OC_Helper::streamCopy($source, $target);
fclose($source);
fclose($target);
}
}
if ($this->shouldEmitHooks() && $result !== false) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_post_copy, array(Filesystem::signal_param_oldpath => $this->getHookPath($path1), Filesystem::signal_param_newpath => $this->getHookPath($path2)));
if (!$exists) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_post_create, array(Filesystem::signal_param_path => $this->getHookPath($path2)));
}
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_post_write, array(Filesystem::signal_param_path => $this->getHookPath($path2)));
}
return $result;
} else {
return false;
}
} else {
return false;
}
}
/**
* Updates the data
*
* The data argument is a readable stream resource.
*
* After a successful put operation, you may choose to return an ETag. The
* etag must always be surrounded by double-quotes. These quotes must
* appear in the actual string you're returning.
*
* Clients may use the ETag from a PUT request to later on make sure that
* when they update the file, the contents haven't changed in the mean
* time.
*
* If you don't plan to store the file byte-by-byte, and you return a
* different object on a subsequent GET you are strongly recommended to not
* return an ETag, and just return null.
*
* @param resource $data
*
* @throws Forbidden
* @throws UnsupportedMediaType
* @throws BadRequest
* @throws Exception
* @throws EntityTooLarge
* @throws ServiceUnavailable
* @throws FileLocked
* @return string|null
*/
public function put($data)
{
try {
$exists = $this->fileView->file_exists($this->path);
if ($this->info && $exists && !$this->info->isUpdateable()) {
throw new Forbidden();
}
} catch (StorageNotAvailableException $e) {
throw new ServiceUnavailable("File is not updatable: " . $e->getMessage());
}
// verify path of the target
$this->verifyPath();
// chunked handling
if (isset($_SERVER['HTTP_OC_CHUNKED'])) {
return $this->createFileChunked($data);
}
list($partStorage) = $this->fileView->resolvePath($this->path);
$needsPartFile = $this->needsPartFile($partStorage) && strlen($this->path) > 1;
if ($needsPartFile) {
// mark file as partial while uploading (ignored by the scanner)
$partFilePath = $this->path . '.ocTransferId' . rand() . '.part';
} else {
// upload file directly as the final path
$partFilePath = $this->path;
}
try {
$this->fileView->lockFile($this->path, ILockingProvider::LOCK_EXCLUSIVE);
} catch (LockedException $e) {
throw new FileLocked($e->getMessage(), $e->getCode(), $e);
}
// the part file and target file might be on a different storage in case of a single file storage (e.g. single file share)
/** @var \OC\Files\Storage\Storage $partStorage */
list($partStorage, $internalPartPath) = $this->fileView->resolvePath($partFilePath);
/** @var \OC\Files\Storage\Storage $storage */
list($storage, $internalPath) = $this->fileView->resolvePath($this->path);
try {
$target = $partStorage->fopen($internalPartPath, 'wb');
if ($target === false) {
\OC_Log::write('webdav', '\\OC\\Files\\Filesystem::fopen() failed', \OC_Log::ERROR);
$partStorage->unlink($internalPartPath);
// because we have no clue about the cause we can only throw back a 500/Internal Server Error
throw new Exception('Could not write file contents');
}
list($count, ) = \OC_Helper::streamCopy($data, $target);
fclose($target);
// if content length is sent by client:
// double check if the file was fully received
// compare expected and actual size
if (isset($_SERVER['CONTENT_LENGTH']) && $_SERVER['REQUEST_METHOD'] !== 'LOCK') {
$expected = $_SERVER['CONTENT_LENGTH'];
if ($count != $expected) {
$partStorage->unlink($internalPartPath);
throw new BadRequest('expected filesize ' . $expected . ' got ' . $count);
}
}
} catch (NotPermittedException $e) {
// a more general case - due to whatever reason the content could not be written
throw new Forbidden($e->getMessage());
} catch (EntityTooLargeException $e) {
// the file is too big to be stored
throw new EntityTooLarge($e->getMessage());
} catch (InvalidContentException $e) {
// the file content is not permitted
throw new UnsupportedMediaType($e->getMessage());
} catch (InvalidPathException $e) {
// the path for the file was not valid
// TODO: find proper http status code for this case
throw new Forbidden($e->getMessage());
} catch (LockNotAcquiredException $e) {
// the file is currently being written to by another process
throw new FileLocked($e->getMessage(), $e->getCode(), $e);
} catch (GenericEncryptionException $e) {
// returning 503 will allow retry of the operation at a later point in time
throw new ServiceUnavailable("Encryption not ready: " . $e->getMessage());
} catch (StorageNotAvailableException $e) {
throw new ServiceUnavailable("Failed to write file contents: " . $e->getMessage());
}
try {
$view = \OC\Files\Filesystem::getView();
$run = true;
if ($view) {
$hookPath = $view->getRelativePath($this->fileView->getAbsolutePath($this->path));
if (!$exists) {
\OC_Hook::emit(\OC\Files\Filesystem::CLASSNAME, \OC\Files\Filesystem::signal_create, array(\OC\Files\Filesystem::signal_param_path => $hookPath, \OC\Files\Filesystem::signal_param_run => &$run));
} else {
\OC_Hook::emit(\OC\Files\Filesystem::CLASSNAME, \OC\Files\Filesystem::signal_update, array(\OC\Files\Filesystem::signal_param_path => $hookPath, \OC\Files\Filesystem::signal_param_run => &$run));
}
\OC_Hook::emit(\OC\Files\Filesystem::CLASSNAME, \OC\Files\Filesystem::signal_write, array(\OC\Files\Filesystem::signal_param_path => $hookPath, \OC\Files\Filesystem::signal_param_run => &$run));
}
if ($needsPartFile) {
// rename to correct path
try {
if ($run) {
$renameOkay = $storage->moveFromStorage($partStorage, $internalPartPath, $internalPath);
$fileExists = $storage->file_exists($internalPath);
}
if (!$run || $renameOkay === false || $fileExists === false) {
\OC_Log::write('webdav', 'renaming part file to final file failed', \OC_Log::ERROR);
$partStorage->unlink($internalPartPath);
throw new Exception('Could not rename part file to final file');
}
} catch (\OCP\Files\LockNotAcquiredException $e) {
// the file is currently being written to by another process
throw new FileLocked($e->getMessage(), $e->getCode(), $e);
}
}
// since we skipped the view we need to scan and emit the hooks ourselves
$partStorage->getScanner()->scanFile($internalPath);
if ($view) {
$this->fileView->getUpdater()->propagate($hookPath);
if (!$exists) {
\OC_Hook::emit(\OC\Files\Filesystem::CLASSNAME, \OC\Files\Filesystem::signal_post_create, array(\OC\Files\Filesystem::signal_param_path => $hookPath));
} else {
\OC_Hook::emit(\OC\Files\Filesystem::CLASSNAME, \OC\Files\Filesystem::signal_post_update, array(\OC\Files\Filesystem::signal_param_path => $hookPath));
}
\OC_Hook::emit(\OC\Files\Filesystem::CLASSNAME, \OC\Files\Filesystem::signal_post_write, array(\OC\Files\Filesystem::signal_param_path => $hookPath));
}
// allow sync clients to send the mtime along in a header
$request = \OC::$server->getRequest();
if (isset($request->server['HTTP_X_OC_MTIME'])) {
if ($this->fileView->touch($this->path, $request->server['HTTP_X_OC_MTIME'])) {
header('X-OC-MTime: accepted');
}
}
$this->refreshInfo();
} catch (StorageNotAvailableException $e) {
throw new ServiceUnavailable("Failed to check file size: " . $e->getMessage());
}
$this->fileView->unlockFile($this->path, ILockingProvider::LOCK_EXCLUSIVE);
return '"' . $this->info->getEtag() . '"';
}
public function copy($path1, $path2)
{
if ($this->is_dir($path1)) {
$this->remove($path2);
$dir = $this->opendir($path1);
$this->mkdir($path2);
while ($file = readdir($dir)) {
if (!Filesystem::isIgnoredDir($file)) {
if (!$this->copy($path1 . '/' . $file, $path2 . '/' . $file)) {
return false;
}
}
}
closedir($dir);
return true;
} else {
$source = $this->fopen($path1, 'r');
$target = $this->fopen($path2, 'w');
list(, $result) = \OC_Helper::streamCopy($source, $target);
$this->removeCachedFile($path2);
return $result;
}
}
public function copy($path1, $path2)
{
$absolutePath1 = $this->getAbsolutePath($path1);
$absolutePath2 = $this->getAbsolutePath($path2);
if (OC_FileProxy::runPreProxies('copy', $absolutePath1, $absolutePath2) and OC_Filesystem::isValidPath($path2)) {
$path1 = $this->getRelativePath($absolutePath1);
$path2 = $this->getRelativePath($absolutePath2);
if ($path1 == null or $path2 == null) {
return false;
}
$run = true;
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_copy, array(OC_Filesystem::signal_param_oldpath => $path1, OC_Filesystem::signal_param_newpath => $path2, OC_Filesystem::signal_param_run => &$run));
$exists = $this->file_exists($path2);
if ($run and !$exists) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_create, array(OC_Filesystem::signal_param_path => $path2, OC_Filesystem::signal_param_run => &$run));
}
if ($run) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_write, array(OC_Filesystem::signal_param_path => $path2, OC_Filesystem::signal_param_run => &$run));
}
if ($run) {
$mp1 = $this->getMountPoint($path1);
$mp2 = $this->getMountPoint($path2);
if ($mp1 == $mp2) {
if ($storage = $this->getStorage($path1)) {
$result = $storage->copy($this->getInternalPath($path1), $this->getInternalPath($path2));
}
} else {
$source = $this->fopen($path1, 'r');
$target = $this->fopen($path2, 'w');
$count = OC_Helper::streamCopy($data, $target);
}
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_copy, array(OC_Filesystem::signal_param_oldpath => $path1, OC_Filesystem::signal_param_newpath => $path2));
if (!$exists) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_create, array(OC_Filesystem::signal_param_path => $path2));
}
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_write, array(OC_Filesystem::signal_param_path => $path2));
return $result;
}
}
}
/**
* @dataProvider streamCopyDataProvider
*/
public function testStreamCopy($expectedCount, $expectedResult, $source, $target)
{
if (is_string($source)) {
$source = fopen($source, 'r');
}
if (is_string($target)) {
$target = fopen($target, 'w');
}
list($count, $result) = \OC_Helper::streamCopy($source, $target);
if (is_resource($source)) {
fclose($source);
}
if (is_resource($target)) {
fclose($target);
}
$this->assertSame($expectedCount, $count);
$this->assertSame($expectedResult, $result);
}
/**
* Copy a file/folder from the source path to target path
*
* @param string $path1 source path
* @param string $path2 target path
* @param bool $preserveMtime whether to preserve mtime on the copy
*
* @return bool|mixed
*/
public function copy($path1, $path2, $preserveMtime = false)
{
$postFix1 = substr($path1, -1, 1) === '/' ? '/' : '';
$postFix2 = substr($path2, -1, 1) === '/' ? '/' : '';
$absolutePath1 = Filesystem::normalizePath($this->getAbsolutePath($path1));
$absolutePath2 = Filesystem::normalizePath($this->getAbsolutePath($path2));
if (Filesystem::isValidPath($path2) and Filesystem::isValidPath($path1) and !Filesystem::isFileBlacklisted($path2)) {
$path1 = $this->getRelativePath($absolutePath1);
$path2 = $this->getRelativePath($absolutePath2);
if ($path1 == null or $path2 == null) {
return false;
}
$run = true;
$exists = $this->file_exists($path2);
if ($this->shouldEmitHooks()) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_copy, array(Filesystem::signal_param_oldpath => $this->getHookPath($path1), Filesystem::signal_param_newpath => $this->getHookPath($path2), Filesystem::signal_param_run => &$run));
$this->emit_file_hooks_pre($exists, $path2, $run);
}
if ($run) {
$mp1 = $this->getMountPoint($path1 . $postFix1);
$mp2 = $this->getMountPoint($path2 . $postFix2);
if ($mp1 == $mp2) {
list($storage, $internalPath1) = Filesystem::resolvePath($absolutePath1 . $postFix1);
list(, $internalPath2) = Filesystem::resolvePath($absolutePath2 . $postFix2);
if ($storage) {
$result = $storage->copy($internalPath1, $internalPath2);
if (!$result) {
// delete partially written target file
$storage->unlink($internalPath2);
$storage->getCache()->remove($internalPath2);
}
} else {
$result = false;
}
} else {
if ($this->is_dir($path1) && ($dh = $this->opendir($path1))) {
$result = $this->mkdir($path2);
if ($preserveMtime) {
$this->touch($path2, $this->filemtime($path1));
}
if (is_resource($dh)) {
while (($file = readdir($dh)) !== false) {
if (!Filesystem::isIgnoredDir($file)) {
if (!$this->copy($path1 . '/' . $file, $path2 . '/' . $file, $preserveMtime)) {
$result = false;
}
}
}
}
} else {
list($storage2, $internalPath2) = Filesystem::resolvePath($absolutePath2 . $postFix2);
$source = $this->fopen($path1 . $postFix1, 'r');
$target = $this->fopen($path2 . $postFix2, 'w');
list(, $result) = \OC_Helper::streamCopy($source, $target);
if ($result && $preserveMtime) {
$this->touch($path2, $this->filemtime($path1));
}
fclose($source);
fclose($target);
if (!$result) {
// delete partially written target file
$storage2->unlink($internalPath2);
$storage2->getCache()->remove($internalPath2);
}
}
}
$this->updater->update($path2);
if ($this->shouldEmitHooks() && $result !== false) {
\OC_Hook::emit(Filesystem::CLASSNAME, Filesystem::signal_post_copy, array(Filesystem::signal_param_oldpath => $this->getHookPath($path1), Filesystem::signal_param_newpath => $this->getHookPath($path2)));
$this->emit_file_hooks_post($exists, $path2);
}
return $result;
} else {
return false;
}
} else {
return false;
}
}
public function copy($path1, $path2)
{
// Copy the file if CREATE permission is granted
if ($this->isCreatable(dirname($path2))) {
$source = $this->fopen($path1, 'r');
$target = $this->fopen($path2, 'w');
return OC_Helper::streamCopy($source, $target);
}
return false;
}
/**
* Updates the data
*
* The data argument is a readable stream resource.
*
* After a successful put operation, you may choose to return an ETag. The
* etag must always be surrounded by double-quotes. These quotes must
* appear in the actual string you're returning.
*
* Clients may use the ETag from a PUT request to later on make sure that
* when they update the file, the contents haven't changed in the mean
* time.
*
* If you don't plan to store the file byte-by-byte, and you return a
* different object on a subsequent GET you are strongly recommended to not
* return an ETag, and just return null.
*
* @param resource $data
*
* @throws Forbidden
* @throws UnsupportedMediaType
* @throws BadRequest
* @throws Exception
* @throws EntityTooLarge
* @throws ServiceUnavailable
* @throws FileLocked
* @return string|null
*/
public function put($data) {
try {
$exists = $this->fileView->file_exists($this->path);
if ($this->info && $exists && !$this->info->isUpdateable()) {
throw new Forbidden();
}
} catch (StorageNotAvailableException $e) {
throw new ServiceUnavailable("File is not updatable: " . $e->getMessage());
}
// verify path of the target
$this->verifyPath();
// chunked handling
if (isset($_SERVER['HTTP_OC_CHUNKED'])) {
try {
return $this->createFileChunked($data);
} catch (\Exception $e) {
$this->convertToSabreException($e);
}
}
list($partStorage) = $this->fileView->resolvePath($this->path);
$needsPartFile = $this->needsPartFile($partStorage) && (strlen($this->path) > 1);
if ($needsPartFile) {
// mark file as partial while uploading (ignored by the scanner)
$partFilePath = $this->getPartFileBasePath($this->path) . '.ocTransferId' . rand() . '.part';
} else {
// upload file directly as the final path
$partFilePath = $this->path;
}
// the part file and target file might be on a different storage in case of a single file storage (e.g. single file share)
/** @var \OC\Files\Storage\Storage $partStorage */
list($partStorage, $internalPartPath) = $this->fileView->resolvePath($partFilePath);
/** @var \OC\Files\Storage\Storage $storage */
list($storage, $internalPath) = $this->fileView->resolvePath($this->path);
try {
$target = $partStorage->fopen($internalPartPath, 'wb');
if ($target === false) {
\OCP\Util::writeLog('webdav', '\OC\Files\Filesystem::fopen() failed', \OCP\Util::ERROR);
// because we have no clue about the cause we can only throw back a 500/Internal Server Error
throw new Exception('Could not write file contents');
}
list($count, $result) = \OC_Helper::streamCopy($data, $target);
fclose($target);
if ($result === false) {
$expected = -1;
if (isset($_SERVER['CONTENT_LENGTH'])) {
$expected = $_SERVER['CONTENT_LENGTH'];
}
throw new Exception('Error while copying file to target location (copied bytes: ' . $count . ', expected filesize: ' . $expected . ' )');
}
// if content length is sent by client:
// double check if the file was fully received
// compare expected and actual size
if (isset($_SERVER['CONTENT_LENGTH']) && $_SERVER['REQUEST_METHOD'] !== 'LOCK') {
$expected = $_SERVER['CONTENT_LENGTH'];
if ($count != $expected) {
throw new BadRequest('expected filesize ' . $expected . ' got ' . $count);
}
}
} catch (\Exception $e) {
if ($needsPartFile) {
$partStorage->unlink($internalPartPath);
}
$this->convertToSabreException($e);
}
try {
$view = \OC\Files\Filesystem::getView();
if ($view) {
$run = $this->emitPreHooks($exists);
} else {
$run = true;
}
try {
$this->changeLock(ILockingProvider::LOCK_EXCLUSIVE);
} catch (LockedException $e) {
if ($needsPartFile) {
$partStorage->unlink($internalPartPath);
}
throw new FileLocked($e->getMessage(), $e->getCode(), $e);
}
if ($needsPartFile) {
// rename to correct path
try {
if ($run) {
$renameOkay = $storage->moveFromStorage($partStorage, $internalPartPath, $internalPath);
$fileExists = $storage->file_exists($internalPath);
}
if (!$run || $renameOkay === false || $fileExists === false) {
\OCP\Util::writeLog('webdav', 'renaming part file to final file failed', \OCP\Util::ERROR);
throw new Exception('Could not rename part file to final file');
}
} catch (\Exception $e) {
$partStorage->unlink($internalPartPath);
$this->convertToSabreException($e);
}
}
// since we skipped the view we need to scan and emit the hooks ourselves
$this->fileView->getUpdater()->update($this->path);
try {
$this->changeLock(ILockingProvider::LOCK_SHARED);
} catch (LockedException $e) {
throw new FileLocked($e->getMessage(), $e->getCode(), $e);
}
if ($view) {
$this->emitPostHooks($exists);
}
// allow sync clients to send the mtime along in a header
$request = \OC::$server->getRequest();
if (isset($request->server['HTTP_X_OC_MTIME'])) {
if ($this->fileView->touch($this->path, $request->server['HTTP_X_OC_MTIME'])) {
header('X-OC-MTime: accepted');
}
}
$this->refreshInfo();
} catch (StorageNotAvailableException $e) {
throw new ServiceUnavailable("Failed to check file size: " . $e->getMessage());
}
return '"' . $this->info->getEtag() . '"';
}
public function copy($path1, $path2)
{
$postFix1 = substr($path1, -1, 1) === '/' ? '/' : '';
$postFix2 = substr($path2, -1, 1) === '/' ? '/' : '';
$absolutePath1 = OC_Filesystem::normalizePath($this->getAbsolutePath($path1));
$absolutePath2 = OC_Filesystem::normalizePath($this->getAbsolutePath($path2));
if (OC_FileProxy::runPreProxies('copy', $absolutePath1, $absolutePath2) and OC_Filesystem::isValidPath($path2)) {
$path1 = $this->getRelativePath($absolutePath1);
$path2 = $this->getRelativePath($absolutePath2);
if ($path1 == null or $path2 == null) {
return false;
}
$run = true;
if ($this->fakeRoot == OC_Filesystem::getRoot()) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_copy, array(OC_Filesystem::signal_param_oldpath => $path1, OC_Filesystem::signal_param_newpath => $path2, OC_Filesystem::signal_param_run => &$run));
$exists = $this->file_exists($path2);
if ($run and !$exists) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_create, array(OC_Filesystem::signal_param_path => $path2, OC_Filesystem::signal_param_run => &$run));
}
if ($run) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_write, array(OC_Filesystem::signal_param_path => $path2, OC_Filesystem::signal_param_run => &$run));
}
}
if ($run) {
$mp1 = $this->getMountPoint($path1 . $postFix1);
$mp2 = $this->getMountPoint($path2 . $postFix2);
if ($mp1 == $mp2) {
if ($storage = $this->getStorage($path1 . $postFix1)) {
$result = $storage->copy($this->getInternalPath($path1 . $postFix1), $this->getInternalPath($path2 . $postFix2));
}
} else {
$source = $this->fopen($path1 . $postFix1, 'r');
$target = $this->fopen($path2 . $postFix2, 'w');
$result = OC_Helper::streamCopy($source, $target);
}
if ($this->fakeRoot == OC_Filesystem::getRoot()) {
// If the file to be copied originates within
// the user's data directory
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_copy, array(OC_Filesystem::signal_param_oldpath => $path1, OC_Filesystem::signal_param_newpath => $path2));
if (!$exists) {
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_create, array(OC_Filesystem::signal_param_path => $path2));
}
OC_Hook::emit(OC_Filesystem::CLASSNAME, OC_Filesystem::signal_post_write, array(OC_Filesystem::signal_param_path => $path2));
} else {
// If this is not a normal file copy operation
// and the file originates somewhere else
// (e.g. a version rollback operation), do not
// perform all the other post_write actions
// Update webdav properties
OC_Filesystem::removeETagHook(array("path" => $path2), $this->fakeRoot);
$splitPath2 = explode('/', $path2);
// Only cache information about files
// that are being copied from within
// the user files directory. Caching
// other files, like VCS backup files,
// serves no purpose
if ($splitPath2[1] == 'files') {
OC_FileCache_Update::update($path2, $this->fakeRoot);
}
}
return $result;
}
}
}
