/**
* Delete a share
*
* @param IShare $share
*/
public function delete(IShare $share)
{
$qb = $this->dbConnection->getQueryBuilder();
$qb->delete('share')->where($qb->expr()->eq('id', $qb->createNamedParameter($share->getId())));
$qb->execute();
list(, $remote) = $this->addressHandler->splitUserRemote($share->getSharedWith());
$this->notifications->sendRemoteUnShare($remote, $share->getId(), $share->getToken());
}
/**
* Update a share
*
* @param \OCP\Share\IShare $share
* @return \OCP\Share\IShare The share object
*/
public function update(\OCP\Share\IShare $share)
{
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER) {
/*
* We allow updating the recipient on user shares.
*/
$qb = $this->dbConn->getQueryBuilder();
$qb->update('share')->where($qb->expr()->eq('id', $qb->createNamedParameter($share->getId())))->set('share_with', $qb->createNamedParameter($share->getSharedWith()))->set('uid_owner', $qb->createNamedParameter($share->getShareOwner()))->set('uid_initiator', $qb->createNamedParameter($share->getSharedBy()))->set('permissions', $qb->createNamedParameter($share->getPermissions()))->set('item_source', $qb->createNamedParameter($share->getNode()->getId()))->set('file_source', $qb->createNamedParameter($share->getNode()->getId()))->execute();
} else {
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
$qb = $this->dbConn->getQueryBuilder();
$qb->update('share')->where($qb->expr()->eq('id', $qb->createNamedParameter($share->getId())))->set('uid_owner', $qb->createNamedParameter($share->getShareOwner()))->set('uid_initiator', $qb->createNamedParameter($share->getSharedBy()))->set('permissions', $qb->createNamedParameter($share->getPermissions()))->set('item_source', $qb->createNamedParameter($share->getNode()->getId()))->set('file_source', $qb->createNamedParameter($share->getNode()->getId()))->execute();
/*
* Update all user defined group shares
*/
$qb = $this->dbConn->getQueryBuilder();
$qb->update('share')->where($qb->expr()->eq('parent', $qb->createNamedParameter($share->getId())))->set('uid_owner', $qb->createNamedParameter($share->getShareOwner()))->set('uid_initiator', $qb->createNamedParameter($share->getSharedBy()))->set('item_source', $qb->createNamedParameter($share->getNode()->getId()))->set('file_source', $qb->createNamedParameter($share->getNode()->getId()))->execute();
/*
* Now update the permissions for all children that have not set it to 0
*/
$qb = $this->dbConn->getQueryBuilder();
$qb->update('share')->where($qb->expr()->eq('parent', $qb->createNamedParameter($share->getId())))->andWhere($qb->expr()->neq('permissions', $qb->createNamedParameter(0)))->set('permissions', $qb->createNamedParameter($share->getPermissions()))->execute();
} else {
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
$qb = $this->dbConn->getQueryBuilder();
$qb->update('share')->where($qb->expr()->eq('id', $qb->createNamedParameter($share->getId())))->set('share_with', $qb->createNamedParameter($share->getPassword()))->set('uid_owner', $qb->createNamedParameter($share->getShareOwner()))->set('uid_initiator', $qb->createNamedParameter($share->getSharedBy()))->set('permissions', $qb->createNamedParameter($share->getPermissions()))->set('item_source', $qb->createNamedParameter($share->getNode()->getId()))->set('file_source', $qb->createNamedParameter($share->getNode()->getId()))->set('token', $qb->createNamedParameter($share->getToken()))->set('expiration', $qb->createNamedParameter($share->getExpirationDate(), IQueryBuilder::PARAM_DATE))->execute();
}
}
}
return $share;
}
/**
* throws hooks when a share is attempted to be accessed
*
* @param \OCP\Share\IShare|string $share the Share instance if available,
* otherwise token
* @param int $errorCode
* @param string $errorMessage
* @throws OC\HintException
* @throws OC\ServerNotAvailableException
*/
protected function emitAccessShareHook($share, $errorCode = 200, $errorMessage = '')
{
$itemType = $itemSource = $uidOwner = '';
$token = $share;
$exception = null;
if ($share instanceof \OCP\Share\IShare) {
try {
$token = $share->getToken();
$uidOwner = $share->getSharedBy();
$itemType = $share->getNodeType();
$itemSource = $share->getNodeId();
} catch (\Exception $e) {
// we log what we know and pass on the exception afterwards
$exception = $e;
}
}
\OC_Hook::emit('OCP\\Share', 'share_link_access', ['itemType' => $itemType, 'itemSource' => $itemSource, 'uidOwner' => $uidOwner, 'token' => $token, 'errorCode' => $errorCode, 'errorMessage' => $errorMessage]);
if (!is_null($exception)) {
throw $exception;
}
}
/**
* Convert an IShare to an array for OCS output
*
* @param \OCP\Share\IShare $share
* @return array
* @throws NotFoundException In case the node can't be resolved.
*/
protected function formatShare(\OCP\Share\IShare $share)
{
$sharedBy = $this->userManager->get($share->getSharedBy());
$shareOwner = $this->userManager->get($share->getShareOwner());
$result = ['id' => $share->getId(), 'share_type' => $share->getShareType(), 'uid_owner' => $share->getSharedBy(), 'displayname_owner' => $sharedBy !== null ? $sharedBy->getDisplayName() : $share->getSharedBy(), 'permissions' => $share->getPermissions(), 'stime' => $share->getShareTime()->getTimestamp(), 'parent' => null, 'expiration' => null, 'token' => null, 'uid_file_owner' => $share->getShareOwner(), 'displayname_file_owner' => $shareOwner !== null ? $shareOwner->getDisplayName() : $share->getShareOwner()];
$node = $share->getNode();
$result['path'] = $this->rootFolder->getUserFolder($share->getShareOwner())->getRelativePath($node->getPath());
if ($node instanceof \OCP\Files\Folder) {
$result['item_type'] = 'folder';
} else {
$result['item_type'] = 'file';
}
$result['storage_id'] = $node->getStorage()->getId();
$result['storage'] = $node->getStorage()->getCache()->getNumericStorageId();
$result['item_source'] = $node->getId();
$result['file_source'] = $node->getId();
$result['file_parent'] = $node->getParent()->getId();
$result['file_target'] = $share->getTarget();
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER) {
$sharedWith = $this->userManager->get($share->getSharedWith());
$result['share_with'] = $share->getSharedWith();
$result['share_with_displayname'] = $sharedWith !== null ? $sharedWith->getDisplayName() : $share->getSharedWith();
} else {
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
$result['share_with'] = $share->getSharedWith();
$result['share_with_displayname'] = $share->getSharedWith();
} else {
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
$result['share_with'] = $share->getPassword();
$result['share_with_displayname'] = $share->getPassword();
$result['token'] = $share->getToken();
$result['url'] = $this->urlGenerator->linkToRouteAbsolute('files_sharing.sharecontroller.showShare', ['token' => $share->getToken()]);
$expiration = $share->getExpirationDate();
if ($expiration !== null) {
$result['expiration'] = $expiration->format('Y-m-d 00:00:00');
}
} else {
if ($share->getShareType() === \OCP\Share::SHARE_TYPE_REMOTE) {
$result['share_with'] = $share->getSharedWith();
$result['share_with_displayname'] = $share->getSharedWith();
$result['token'] = $share->getToken();
}
}
}
}
$result['mail_send'] = $share->getMailSend() ? 1 : 0;
return $result;
}
/**
* Delete a share (owner unShares the file)
*
* @param IShare $share
*/
public function delete(IShare $share)
{
list(, $remote) = $this->addressHandler->splitUserRemote($share->getSharedWith());
$isOwner = false;
// if the local user is the owner we can send the unShare request directly...
if ($this->userManager->userExists($share->getShareOwner())) {
$this->notifications->sendRemoteUnShare($remote, $share->getId(), $share->getToken());
$this->revokeShare($share, true);
$isOwner = true;
} else {
// ... if not we need to correct ID for the unShare request
$remoteId = $this->getRemoteId($share);
$this->notifications->sendRemoteUnShare($remote, $remoteId, $share->getToken());
$this->revokeShare($share, false);
}
// send revoke notification to the other user, if initiator and owner are not the same user
if ($share->getShareOwner() !== $share->getSharedBy()) {
$remoteId = $this->getRemoteId($share);
if ($isOwner) {
list(, $remote) = $this->addressHandler->splitUserRemote($share->getSharedBy());
} else {
list(, $remote) = $this->addressHandler->splitUserRemote($share->getShareOwner());
}
$this->notifications->sendRevokeShare($remote, $remoteId, $share->getToken());
}
$this->removeShareFromTable($share);
}
/**
* check if we got the right share
*
* @param Share\IShare $share
* @param string $token
* @return bool
*/
protected function verifyShare(Share\IShare $share, $token)
{
if ($share->getShareType() === FederatedShareProvider::SHARE_TYPE_REMOTE && $share->getToken() === $token) {
return true;
}
return false;
}