/**
* imports a user, or owncloud instance
* @param string $path path to zip
* @param string $type type of import (user or instance)
* @param string|null|int $uid userid of new user
* @return string
*/
public static function import($path, $type = 'user', $uid = null)
{
$datadir = OC_Config::getValue('datadirectory');
// Extract the zip
if (!($extractpath = self::extractZip($path))) {
return json_encode(array('success' => false));
}
// Get export_info.json
$scan = scandir($extractpath);
// Check for export_info.json
if (!in_array('export_info.json', $scan)) {
OC_Log::write('migration', 'Invalid import file, export_info.json not found', OC_Log::ERROR);
return json_encode(array('success' => false));
}
$json = json_decode(file_get_contents($extractpath . 'export_info.json'));
if ($json->exporttype != $type) {
OC_Log::write('migration', 'Invalid import file', OC_Log::ERROR);
return json_encode(array('success' => false));
}
self::$exporttype = $type;
$currentuser = OC_User::getUser();
// Have we got a user if type is user
if (self::$exporttype == 'user') {
self::$uid = !is_null($uid) ? $uid : $currentuser;
}
// We need to be an admin if we are not importing our own data
if ($type == 'user' && self::$uid != $currentuser || $type != 'user') {
if (!OC_User::isAdminUser($currentuser)) {
// Naughty.
OC_Log::write('migration', 'Import not permitted.', OC_Log::ERROR);
return json_encode(array('success' => false));
}
}
// Handle export types
switch (self::$exporttype) {
case 'user':
// Check user availability
if (!OC_User::userExists(self::$uid)) {
OC_Log::write('migration', 'User doesn\'t exist', OC_Log::ERROR);
return json_encode(array('success' => false));
}
// Check if the username is valid
if (preg_match('/[^a-zA-Z0-9 _\\.@\\-]/', $json->exporteduser)) {
OC_Log::write('migration', 'Username is not valid', OC_Log::ERROR);
return json_encode(array('success' => false));
}
// Copy data
$userfolder = $extractpath . $json->exporteduser;
$newuserfolder = $datadir . '/' . self::$uid;
foreach (scandir($userfolder) as $file) {
if ($file !== '.' && $file !== '..' && is_dir($userfolder . '/' . $file)) {
$file = str_replace(array('/', '\\'), '', $file);
// Then copy the folder over
OC_Helper::copyr($userfolder . '/' . $file, $newuserfolder . '/' . $file);
}
}
// Import user app data
if (file_exists($extractpath . $json->exporteduser . '/migration.db')) {
if (!($appsimported = self::importAppData($extractpath . $json->exporteduser . '/migration.db', $json, self::$uid))) {
return json_encode(array('success' => false));
}
}
// All done!
if (!self::unlink_r($extractpath)) {
OC_Log::write('migration', 'Failed to delete the extracted zip', OC_Log::ERROR);
}
return json_encode(array('success' => true, 'data' => $appsimported));
break;
case 'instance':
/*
* EXPERIMENTAL
// Check for new data dir and dbexport before doing anything
// TODO
// Delete current data folder.
OC_Log::write( 'migration', "Deleting current data dir", OC_Log::INFO );
if( !self::unlink_r( $datadir, false ) ) {
OC_Log::write( 'migration', 'Failed to delete the current data dir', OC_Log::ERROR );
return json_encode( array( 'success' => false ) );
}
// Copy over data
if( !self::copy_r( $extractpath . 'userdata', $datadir ) ) {
OC_Log::write( 'migration', 'Failed to copy over data directory', OC_Log::ERROR );
return json_encode( array( 'success' => false ) );
}
// Import the db
if( !OC_DB::replaceDB( $extractpath . 'dbexport.xml' ) ) {
return json_encode( array( 'success' => false ) );
}
// Done
return json_encode( array( 'success' => true ) );
*/
break;
}
}
/**
* @brief imports a user, or owncloud instance
* @param $path string path to zip
* @param optional $type type of import (user or instance)
* @param optional $uid userid of new user
*/
public static function import($path, $type = 'user', $uid = null)
{
OC_Util::checkAdminUser();
$datadir = OC_Config::getValue('datadirectory');
// Extract the zip
if (!($extractpath = self::extractZip($path))) {
return json_encode(array('success' => false));
}
// Get export_info.json
$scan = scandir($extractpath);
// Check for export_info.json
if (!in_array('export_info.json', $scan)) {
OC_Log::write('migration', 'Invalid import file, export_info.json note found', OC_Log::ERROR);
return json_encode(array('success' => false));
}
$json = json_decode(file_get_contents($extractpath . 'export_info.json'));
if ($json->exporttype != $type) {
OC_Log::write('migration', 'Invalid import file', OC_Log::ERROR);
return json_encode(array('success' => false));
}
self::$exporttype = $type;
// Have we got a user if type is user
if (self::$exporttype == 'user') {
if (!$uid) {
self::$uid = $json->exporteduser;
} else {
self::$uid = $uid;
}
}
// Handle export types
switch (self::$exporttype) {
case 'user':
// Check user availability
if (OC_User::userExists(self::$uid)) {
OC_Log::write('migration', 'User already exists', OC_Log::ERROR);
return json_encode(array('success' => false));
}
$run = true;
OC_Hook::emit("OC_User", "pre_createUser", array("run" => &$run, "uid" => self::$uid, "password" => $json->hash));
if (!$run) {
// Something stopped the user creation
OC_Log::write('migration', 'User creation failed', OC_Log::ERROR);
return json_encode(array('success' => false));
}
// Create the user
if (!self::createUser(self::$uid, $json->hash)) {
return json_encode(array('success' => false));
}
// Emit the post_createUser hook (password is already hashed, will cause problems
OC_Hook::emit("OC_User", "post_createUser", array("uid" => self::$uid, "password" => $json->hash));
// Make the new users data dir
$path = $datadir . '/' . self::$uid;
if (!mkdir($path, 0755, true)) {
OC_Log::write('migration', 'Failed to create users data dir: ' . $path, OC_Log::ERROR);
return json_encode(array('success' => false));
}
// Copy data
if (!self::copy_r($extractpath . $json->exporteduser, $datadir . '/' . self::$uid)) {
return json_encode(array('success' => false));
}
// Import user app data
if (!($appsimported = self::importAppData($extractpath . $json->exporteduser . '/migration.db', $json, self::$uid))) {
return json_encode(array('success' => false));
}
// All done!
if (!self::unlink_r($extractpath)) {
OC_Log::write('migration', 'Failed to delete the extracted zip', OC_Log::ERROR);
}
return json_encode(array('success' => true, 'data' => $appsimported));
break;
case 'instance':
/*
* EXPERIMENTAL
// Check for new data dir and dbexport before doing anything
// TODO
// Delete current data folder.
OC_Log::write( 'migration', "Deleting current data dir", OC_Log::INFO );
if( !self::unlink_r( $datadir, false ) ){
OC_Log::write( 'migration', 'Failed to delete the current data dir', OC_Log::ERROR );
return json_encode( array( 'success' => false ) );
}
// Copy over data
if( !self::copy_r( $extractpath . 'userdata', $datadir ) ){
OC_Log::write( 'migration', 'Failed to copy over data directory', OC_Log::ERROR );
return json_encode( array( 'success' => false ) );
}
// Import the db
if( !OC_DB::replaceDB( $extractpath . 'dbexport.xml' ) ){
return json_encode( array( 'success' => false ) );
}
// Done
return json_encode( 'success' => true );
*/
break;
}
}
