/**
* Share a path
*
* @param IShare $share
* @return IShare The share object
* @throws ShareNotFound
* @throws \Exception
*/
public function create(IShare $share)
{
$shareWith = $share->getSharedWith();
$itemSource = $share->getNodeId();
$itemType = $share->getNodeType();
$permissions = $share->getPermissions();
$sharedBy = $share->getSharedBy();
/*
* Check if file is not already shared with the remote user
*/
$alreadyShared = $this->getSharedWith($shareWith, self::SHARE_TYPE_REMOTE, $share->getNode(), 1, 0);
if (!empty($alreadyShared)) {
$message = 'Sharing %s failed, because this item is already shared with %s';
$message_t = $this->l->t('Sharing %s failed, because this item is already shared with %s', array($share->getNode()->getName(), $shareWith));
$this->logger->debug(sprintf($message, $share->getNode()->getName(), $shareWith), ['app' => 'Federated File Sharing']);
throw new \Exception($message_t);
}
// don't allow federated shares if source and target server are the same
list($user, $remote) = $this->addressHandler->splitUserRemote($shareWith);
$currentServer = $this->addressHandler->generateRemoteURL();
$currentUser = $sharedBy;
if ($this->addressHandler->compareAddresses($user, $remote, $currentUser, $currentServer)) {
$message = 'Not allowed to create a federated share with the same user.';
$message_t = $this->l->t('Not allowed to create a federated share with the same user');
$this->logger->debug($message, ['app' => 'Federated File Sharing']);
throw new \Exception($message_t);
}
$share->setSharedWith($user . '@' . $remote);
try {
$remoteShare = $this->getShareFromExternalShareTable($share);
} catch (ShareNotFound $e) {
$remoteShare = null;
}
if ($remoteShare) {
try {
$uidOwner = $remoteShare['owner'] . '@' . $remoteShare['remote'];
$shareId = $this->addShareToDB($itemSource, $itemType, $shareWith, $sharedBy, $uidOwner, $permissions, 'tmp_token_' . time());
$share->setId($shareId);
list($token, $remoteId) = $this->askOwnerToReShare($shareWith, $share, $shareId);
// remote share was create successfully if we get a valid token as return
$send = is_string($token) && $token !== '';
} catch (\Exception $e) {
// fall back to old re-share behavior if the remote server
// doesn't support flat re-shares (was introduced with ownCloud 9.1)
$this->removeShareFromTable($share);
$shareId = $this->createFederatedShare($share);
}
if ($send) {
$this->updateSuccessfulReshare($shareId, $token);
$this->storeRemoteId($shareId, $remoteId);
} else {
$this->removeShareFromTable($share);
$message_t = $this->l->t('File is already shared with %s', [$shareWith]);
throw new \Exception($message_t);
}
} else {
$shareId = $this->createFederatedShare($share);
}
$data = $this->getRawShare($shareId);
return $this->createShareObject($data);
}
