/**
* Asynchronously scan data that are written to the file
* @param string $path
* @param string $mode
* @return resource | bool
*/
public function fopen($path, $mode)
{
$stream = $this->storage->fopen($path, $mode);
if (is_resource($stream) && $this->isWritingMode($mode)) {
try {
$scanner = $this->scannerFactory->getScanner();
$scanner->initAsyncScan();
return CallBackWrapper::wrap($stream, null, function ($data) use($scanner) {
$scanner->onAsyncData($data);
}, function () use($scanner, $path) {
$status = $scanner->completeAsyncScan();
if (intval($status->getNumericStatus()) === \OCA\Files_Antivirus\Status::SCANRESULT_INFECTED) {
//prevent from going to trashbin
if (App::isEnabled('files_trashbin')) {
\OCA\Files_Trashbin\Storage::preRenameHook([]);
}
$owner = $this->getOwner($path);
$this->unlink($path);
if (App::isEnabled('files_trashbin')) {
\OCA\Files_Trashbin\Storage::postRenameHook([]);
}
\OC::$server->getActivityManager()->publishActivity('files_antivirus', Activity::SUBJECT_VIRUS_DETECTED, [$path, $status->getDetails()], Activity::MESSAGE_FILE_DELETED, [], $path, '', $owner, Activity::TYPE_VIRUS_DETECTED, Activity::PRIORITY_HIGH);
throw new InvalidContentException($this->l10n->t('Virus %s is detected in the file. Upload cannot be completed.', $status->getDetails()));
}
});
} catch (\Exception $e) {
$message = implode(' ', [__CLASS__, __METHOD__, $e->getMessage()]);
$this->logger->warning($message);
}
}
return $stream;
}
/**
* Asynchronously scan data that are written to the file
* @param string $path
* @param string $mode
* @return resource | bool
*/
public function fopen($path, $mode)
{
$stream = $this->storage->fopen($path, $mode);
if (is_resource($stream) && $this->isWritingMode($mode)) {
try {
$scanner = $this->scannerFactory->getScanner();
$scanner->initAsyncScan();
return CallBackWrapper::wrap($stream, null, function ($data) use($scanner) {
$scanner->onAsyncData($data);
}, function () use($scanner, $path) {
$status = $scanner->completeAsyncScan();
if ($status->getNumericStatus() == \OCA\Files_Antivirus\Status::SCANRESULT_INFECTED) {
$this->unlink($path);
throw new InvalidContentException($this->l10n->t('Virus %s is detected in the file. Upload cannot be completed.', $status->getDetails()));
}
});
} catch (\Exception $e) {
$message = implode(' ', [__CLASS__, __METHOD__, $e->getMessage()]);
$this->logger->warning($message);
}
}
return $stream;
}
/**
* @param string $path
* @param string $mode
* @return resource
*/
public function fopen($path, $mode)
{
$fullPath = $this->buildPath($path);
try {
switch ($mode) {
case 'r':
case 'rb':
if (!$this->file_exists($path)) {
return false;
}
return $this->share->read($fullPath);
case 'w':
case 'wb':
return $this->share->write($fullPath);
case 'a':
case 'ab':
case 'r+':
case 'w+':
case 'wb+':
case 'a+':
case 'x':
case 'x+':
case 'c':
case 'c+':
//emulate these
if (strrpos($path, '.') !== false) {
$ext = substr($path, strrpos($path, '.'));
} else {
$ext = '';
}
if ($this->file_exists($path)) {
if (!$this->isUpdatable($path)) {
return false;
}
$tmpFile = $this->getCachedFile($path);
} else {
if (!$this->isCreatable(dirname($path))) {
return false;
}
$tmpFile = \OCP\Files::tmpFile($ext);
}
$source = fopen($tmpFile, $mode);
$share = $this->share;
return CallBackWrapper::wrap($source, null, null, function () use($tmpFile, $fullPath, $share) {
$share->put($tmpFile, $fullPath);
unlink($tmpFile);
});
}
return false;
} catch (NotFoundException $e) {
return false;
}
}
