/**
* @param string $key
*
* @return \OpenCloud\ObjectStore\Resource\DataObject|false
*/
protected function tryGetObject($key)
{
try {
return $this->container->getObject($key);
} catch (ObjectNotFoundException $objFetchError) {
return false;
}
}
public function fopen($path, $mode)
{
$path = $this->normalizePath($path);
switch ($mode) {
case 'r':
case 'rb':
$tmpFile = \OC_Helper::tmpFile();
self::$tmpFiles[$tmpFile] = $path;
try {
$object = $this->container->getObject($path);
} catch (ClientErrorResponseException $e) {
\OCP\Util::writeLog('files_external', $e->getMessage(), \OCP\Util::ERROR);
return false;
} catch (Exception\ObjectNotFoundException $e) {
\OCP\Util::writeLog('files_external', $e->getMessage(), \OCP\Util::ERROR);
return false;
}
try {
$objectContent = $object->getContent();
$objectContent->rewind();
$stream = $objectContent->getStream();
file_put_contents($tmpFile, $stream);
} catch (Exceptions\IOError $e) {
\OCP\Util::writeLog('files_external', $e->getMessage(), \OCP\Util::ERROR);
return false;
}
return fopen($tmpFile, 'r');
case 'w':
case 'wb':
case 'a':
case 'ab':
case 'r+':
case 'w+':
case 'wb+':
case 'a+':
case 'x':
case 'x+':
case 'c':
case 'c+':
if (strrpos($path, '.') !== false) {
$ext = substr($path, strrpos($path, '.'));
} else {
$ext = '';
}
$tmpFile = \OC_Helper::tmpFile($ext);
\OC\Files\Stream\Close::registerCallback($tmpFile, array($this, 'writeBack'));
if ($this->file_exists($path)) {
$source = $this->fopen($path, 'r');
file_put_contents($tmpFile, $source);
}
self::$tmpFiles[$tmpFile] = $path;
return fopen('close://' . $tmpFile, $mode);
}
}
/**
* @param string $urn the unified resource name used to identify the object
* @return resource stream with the read data
* @throws Exception from openstack lib when something goes wrong
*/
public function readObject($urn)
{
$this->init();
$object = $this->container->getObject($urn);
// we need to keep a reference to objectContent or
// the stream will be closed before we can do anything with it
/** @var $objectContent \Guzzle\Http\EntityBody * */
$objectContent = $object->getContent();
$objectContent->rewind();
$stream = $objectContent->getStream();
// save the object content in the context of the stream to prevent it being gc'd until the stream is closed
stream_context_set_option($stream, 'swift', 'content', $objectContent);
return $stream;
}
/**
* @param string $urn the unified resource name used to identify the object
* @return resource stream with the read data
* @throws Exception from openstack lib when something goes wrong
*/
public function readObject($urn)
{
$this->init();
$object = $this->container->getObject($urn);
// we need to keep a reference to objectContent or
// the stream will be closed before we can do anything with it
/** @var $objectContent \Guzzle\Http\EntityBody * */
$objectContent = $object->getContent();
$objectContent->rewind();
// directly returning the object stream does not work because the GC seems to collect it, so we need a copy
$tmpStream = fopen('php://temp', 'r+');
stream_copy_to_stream($objectContent->getStream(), $tmpStream);
rewind($tmpStream);
return $tmpStream;
}
/**
* Get an object.
*
* @param string $path
*
* @return DataObject
*/
protected function getObject($path)
{
$location = $this->applyPathPrefix($path);
return $this->container->getObject($location);
}
/**
* Get an object
*
* @param string $path
* @return DataObject
*/
protected function getObject($path)
{
return $this->container->getObject($path);
}
