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Work directly on the storage when uploading over webdav

This commit is contained in:
Robin Appelman 2014-11-06 16:48:20 +01:00 committed by Thomas Müller
parent c12dd2820c
commit 6a59502759
1 changed files with 43 additions and 23 deletions
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66
lib/private/connector/sabre/file.php
View File

@ -83,8 +83,8 @@ class File extends Node implements IFile {
*/
public function put($data) {
try {
if ($this->info && $this->fileView->file_exists($this->path) &&
!$this->info->isUpdateable()) {
$exists = $this->fileView->file_exists($this->path);
if ($this->info && $exists && !$this->info->isUpdateable()) {
throw new Forbidden();
}
} catch (StorageNotAvailableException $e) {
@ -110,14 +110,31 @@ class File extends Node implements IFile {
$partFilePath = $this->path;
}
/** @var \OC\Files\Storage\Storage $storage */
list($storage, $internalPartPath) = $this->fileView->resolvePath($partFilePath);
list(, $internalPath) = $this->fileView->resolvePath($this->path);
try {
$putOkay = $this->fileView->file_put_contents($partFilePath, $data);
if ($putOkay === false) {
$target = $storage->fopen($internalPartPath, 'wb');
if ($target === false) {
\OC_Log::write('webdav', '\OC\Files\Filesystem::file_put_contents() failed', \OC_Log::ERROR);
$this->fileView->unlink($partFilePath);
// 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');
}
$count = stream_copy_to_stream($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) {
$storage->unlink($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());
@ -142,35 +159,39 @@ class File extends Node implements IFile {
}
try {
// 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'];
$actual = $this->fileView->filesize($partFilePath);
if ($actual != $expected) {
$this->fileView->unlink($partFilePath);
throw new BadRequest('expected filesize ' . $expected . ' got ' . $actual);
}
}
if ($needsPartFile) {
// rename to correct path
try {
$renameOkay = $this->fileView->rename($partFilePath, $this->path);
$fileExists = $this->fileView->file_exists($this->path);
$renameOkay = $storage->rename($internalPartPath, $internalPath);
$fileExists = $storage->file_exists($internalPath);
if ($renameOkay === false || $fileExists === false) {
\OC_Log::write('webdav', '\OC\Files\Filesystem::rename() failed', \OC_Log::ERROR);
$this->fileView->unlink($partFilePath);
throw new Exception('Could not rename part file to final file');
}
}
catch (LockNotAcquiredException $e) {
} 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
$storage->getScanner()->scanFile($internalPath);
$hookPath = \OC\Files\Filesystem::getView()->getRelativePath($this->fileView->getAbsolutePath($this->path));
if (!$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($request->server['HTTP_X_OC_MTIME'])) {
@ -266,8 +287,7 @@ class File extends Node implements IFile {
* @throws NotImplemented
* @throws ServiceUnavailable
*/
private function createFileChunked($data)
{
private function createFileChunked($data) {
list($path, $name) = \Sabre\HTTP\URLUtil::splitPath($this->path);
$info = \OC_FileChunking::decodeName($name);
@ -278,7 +298,7 @@ class File extends Node implements IFile {
$bytesWritten = $chunk_handler->store($info['index'], $data);
//detect aborted upload
if (isset ($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'PUT' ) {
if (isset ($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] === 'PUT') {
if (isset($_SERVER['CONTENT_LENGTH'])) {
$expected = $_SERVER['CONTENT_LENGTH'];
if ($bytesWritten != $expected) {