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Merge branch 'files_encryption' of https://github.com/owncloud/core into files_encryption

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This commit is contained in:
Florin Peter 2013-05-07 22:19:58 +02:00
commit f82fb0e160
1 changed files with 157 additions and 118 deletions
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127
apps/files_encryption/hooks/hooks.php
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@ -183,7 +183,7 @@ class Hooks {
/**
* @brief
*/
public static function postShared($params) {
public static function postShared( $params ) {
// NOTE: $params has keys:
// [itemType] => file
@ -202,19 +202,20 @@ class Hooks {
// [id] => 10
// [token] =>
// TODO: Should other kinds of item be encrypted too?
if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {
$view = new \OC_FilesystemView('/');
if ( $params['itemType'] === 'file' || $params['itemType'] === 'folder' ) {
$view = new \OC_FilesystemView( '/' );
$session = new Session($view);
$userId = \OCP\User::getUser();
$util = new Util($view, $userId);
$path = $util->fileIdToPath($params['itemSource']);
$path = $util->fileIdToPath( $params['itemSource'] );
//if parent is set, then this is a re-share action
if($params['parent']) {
if( $params['parent'] ) {
// get the parent from current share
$parent = $util->getShareParent($params['parent']);
$parent = $util->getShareParent( $params['parent'] );
// if parent is file the it is an 1:1 share
if($parent['item_type'] === 'file') {
@ -223,29 +224,41 @@ class Hooks {
$path = '/Shared'.$parent['file_target'];
} else {
// parent is folder but shared was a file!
// NOTE: parent is folder but shared was a file!
// we try to rebuild the missing path
// some examples we face here
// user1 share folder1 with user2 folder1 has the following structure /folder1/subfolder1/subsubfolder1/somefile.txt
// user1 share folder1 with user2 folder1 has
// the following structure
// /folder1/subfolder1/subsubfolder1/somefile.txt
// user2 re-share subfolder2 with user3
// user3 re-share somefile.txt user4
// so our path should be /Shared/subfolder1/subsubfolder1/somefile.txt while user3 is sharing
if($params['itemType'] === 'file') {
// so our path should be
// /Shared/subfolder1/subsubfolder1/somefile.txt
// while user3 is sharing
if ( $params['itemType'] === 'file' ) {
// get target path
$targetPath = $util->fileIdToPath($params['fileSource']);
$targetPathSplit = array_reverse(explode('/', $targetPath));
$targetPath = $util->fileIdToPath( $params['fileSource'] );
$targetPathSplit = array_reverse( explode( '/', $targetPath ) );
// init values
$path = '';
$sharedPart = ltrim( $parent['file_target'], '/' );
// rebuild path
foreach ($targetPathSplit as $pathPart) {
if($pathPart !== $sharedPart) {
$path = '/'.$pathPart.$path;
foreach ( $targetPathSplit as $pathPart ) {
if( $pathPart !== $sharedPart ) {
$path = '/' . $pathPart . $path;
} else {
break;
}
}
// prefix path with Shared
@ -262,29 +275,36 @@ class Hooks {
$sharingEnabled = \OCP\Share::isEnabled();
// if a folder was shared, get a list if all (sub-)folders
if ($params['itemType'] === 'folder') {
if ( $params['itemType'] === 'folder' ) {
$allFiles = $util->getAllFiles($path);
} else {
$allFiles = array($path);
$allFiles = array( $path );
}
foreach ($allFiles as $path) {
$usersSharing = $util->getSharingUsersArray($sharingEnabled, $path);
foreach ( $allFiles as $path ) {
$usersSharing = $util->getSharingUsersArray( $sharingEnabled, $path );
$failed = array();
// Attempt to set shareKey
if (!$util->setSharedFileKeyfiles($session, $usersSharing, $path)) {
if ( !$util->setSharedFileKeyfiles( $session, $usersSharing, $path ) ) {
$failed[] = $path;
}
}
// If no attempts to set keyfiles failed
if (empty($failed)) {
if ( empty( $failed ) ) {
return true;
} else {
return false;
}
}
}
@ -292,8 +312,7 @@ class Hooks {
/**
* @brief
*/
public static function postUnshare($params)
{
public static function postUnshare( $params ) {
// NOTE: $params has keys:
// [itemType] => file
@ -302,34 +321,40 @@ class Hooks {
// [shareWith] => test1
// [itemParent] =>
if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {
if ( $params['itemType'] === 'file' || $params['itemType'] === 'folder' ) {
$view = new \OC_FilesystemView('/');
$view = new \OC_FilesystemView( '/' );
$userId = \OCP\User::getUser();
$util = new Util($view, $userId);
$path = $util->fileIdToPath($params['itemSource']);
$util = new Util( $view, $userId);
$path = $util->fileIdToPath( $params['itemSource'] );
// check if this is a re-share
if ($params['itemParent']) {
if ( $params['itemParent'] ) {
// get the parent from current share
$parent = $util->getShareParent($params['itemParent']);
$parent = $util->getShareParent( $params['itemParent'] );
// get target path
$targetPath = $util->fileIdToPath($params['itemSource']);
$targetPathSplit = array_reverse(explode('/', $targetPath));
$targetPath = $util->fileIdToPath( $params['itemSource'] );
$targetPathSplit = array_reverse( explode( '/', $targetPath ) );
// init values
$path = '';
$sharedPart = ltrim($parent['file_target'], '/');
$sharedPart = ltrim( $parent['file_target'], '/' );
// rebuild path
foreach ($targetPathSplit as $pathPart) {
if ($pathPart !== $sharedPart) {
foreach ( $targetPathSplit as $pathPart ) {
if ( $pathPart !== $sharedPart ) {
$path = '/' . $pathPart . $path;
} else {
break;
}
}
// prefix path with Shared
@ -337,37 +362,51 @@ class Hooks {
}
// for group shares get a list of the group members
if ($params['shareType'] == \OCP\Share::SHARE_TYPE_GROUP) {
if ( $params['shareType'] == \OCP\Share::SHARE_TYPE_GROUP ) {
$userIds = \OC_Group::usersInGroup($params['shareWith']);
} else {
$userIds = array($params['shareWith']);
$userIds = array( $params['shareWith'] );
}
// if we unshare a folder we need a list of all (sub-)files
if ($params['itemType'] === 'folder') {
$allFiles = $util->getAllFiles($path);
if ( $params['itemType'] === 'folder' ) {
$allFiles = $util->getAllFiles( $path );
} else {
$allFiles = array($path);
$allFiles = array( $path );
}
foreach ($allFiles as $path) {
foreach ( $allFiles as $path ) {
// check if the user still has access to the file, otherwise delete share key
$sharingUsers = $util->getSharingUsersArray(true, $path);
$sharingUsers = $util->getSharingUsersArray( true, $path );
// Unshare every user who no longer has access to the file
$delUsers = array_diff($userIds, $sharingUsers);
if (!Keymanager::delShareKey($view, $delUsers, $path)) {
$delUsers = array_diff( $userIds, $sharingUsers);
if ( !Keymanager::delShareKey( $view, $delUsers, $path ) ) {
$failed[] = $path;
}
}
// If no attempts to set keyfiles failed
if (empty($failed)) {
if ( empty( $failed ) ) {
return true;
} else {
return false;
}
}
}