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<?php
#[\AllowDynamicProperties]
class onedrive{
var $access_token;
var $refresh_token;
var $path;
var $filename;
var $filesize = 0;
var $complete = 0;
var $offset = 0;
var $tmpsize = 0;
var $chunk = 1310720;
var $buffer = '';
var $range_lower_limit = 0;
var $range_upper_limit = 0;
var $bytes_remaining = 0;
var $num_bytes = 0;
var $num_fragments = 0;
var $chunk_size = 0;
var $onedrive_file_id = '';
var $mode = '';
var $wp = NULL; // Memory Write Pointer
var $upload_url = '';
var $local_dest = '';
var $root_folder_path = 'root:';
var $graph_api_url = 'https://graph.microsoft.com/v1.0/me/drive/';
// APP name is Softaculous Auto Installer and is assigned to developers@softaculous.com Microsoft account
var $app_key = '';
var $app_secret = '';
var $token_url = 'https://api.backuply.com/onedrive/token.php';
var $app_dir = 'Backuply';
var $redirect_uri = 'https://api.backuply.com/onedrive/callback.php';
var $scopes = 'files.Read Files.ReadWrite offline_access';
var $filelist = [];
var $orig_path = '';
function stream_open($path, $mode, $options, &$opened_path){
global $error, $backuply;
$stream = parse_url($path);
$this->refresh_token = $stream['host'];
$this->path = $stream['path'];
$this->mode = $mode;
$this->orig_path = $path;
//One Drive access token expires in an hour so we need to refresh
$this->access_token = $this->refresh_token_func($this->refresh_token);
$pathinfo = pathinfo($this->path);
$dirlist = explode('/', $pathinfo['dirname']);
$this->filename = $pathinfo['basename'];
$this->filesize = (!empty($backuply['status']) && !empty($backuply['status']['proto_file_size'])) ? $backuply['status']['proto_file_size'] : 0;
// if its a read mode the check if the file exists
if(strpos($this->mode, 'r') !== FALSE){
$this->filesize = filesize($this->orig_path);
if(empty($this->filesize)){
return false;
}
}
if(empty($backuply['status']['init_data'])){
$this->create_upload_session();
}else{
$this->upload_url = $backuply['status']['init_data'];
}
return true;
}
function stream_read($count) {
if(!$this->access_token){
return false;
}
// Get the readsize
if(empty($this->readsize)){
$this->readsize = filesize($this->orig_path);
}
$url = parse_url($this->orig_path);
$url = $this->graph_api_url.$this->root_folder_path.rawurlencode($url['path']).':';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, '', 'GET');
//Fetch download URL
$object = json_decode($resp['result'], true);
$download_url = $object['@microsoft.graph.downloadUrl'];
$block = $this->__read($download_url, $this->offset, ($this->offset + $count - 1));
backuply_log($block);
$ret = substr($block, 0, $count);
if(empty($ret)){
return false;
}
$this->offset = $this->offset + $count;
return $ret;
}
function stream_write($data){
global $error, $backuply;
$this->buffer .= $data;
$data_size = strlen($data);
if(strlen($this->buffer) >= $this->chunk){
$D = $this->buffer;
$this->buffer = '';
//Call upload append function to write the data from Local tar file to One Drive
$retcode = $this->upload_append($this->upload_url, $D, $this->filesize);
$GLOBALS['start_pos'] += strlen($D);
$percentage = ($GLOBALS['start_pos'] / $this->filesize) * 100;
backuply_status_log('<div class="backuply-upload-progress"><span class="backuply-upload-progress-bar" style="width:'.round($percentage).'%;"></span><span class="backuply-upload-size">'.round($percentage).'%</span></div>', 'uploading', 78);
}
return $data_size;
}
function stream_close(){
global $error;
if(!empty($this->buffer)){
$D = $this->buffer;
$this->buffer = '';
//Call upload append function to write the data from Local tar file to One Drive
$retcode = $this->upload_append($this->upload_url, $D, $this->filesize);
$GLOBALS['start_pos'] += strlen($D);
$percentage = ($GLOBALS['start_pos'] / $this->filesize) * 100;
backuply_status_log('<div class="backuply-upload-progress"><span class="backuply-upload-progress-bar" style="width:'.round($percentage).'%;"></span><span class="backuply-upload-size">'.round($percentage).'%</span></div>', 'uploading', 78);
}
return true;
}
//One Drive API to create an Upload Session
function create_upload_session(){
global $error, $l, $backuply;
$url = $this->graph_api_url.$this->root_folder_path.rawurlencode($this->path).':/createUploadSession';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token
);
$data= '{}';
$response = $this->__curl($url, $headers, $data);
if(!empty($response['error'])){
$error[] = $response['error'];
return false;
}
$resp_data = json_decode($response['result'], true);
$this->upload_url = $resp_data['uploadUrl'];
if(empty($this->upload_url)){
$error[] = $l['onedrive_err_upload_url'];
return false;
}
// Initializing the status index
if(empty($backuply['status'])){
$backuply['status'] = [];
}
$backuply['status']['init_data'] = $this->upload_url;
//backuply_log(' upload url : '.$this->upload_url);
return true;
}
//One Drive API to append
function upload_append($upload_url, $data, $final_size){
global $error, $l, $backuply;
$this->chunk_size = $this->num_bytes = strlen($data);
$this->range_lower_limit = $GLOBALS['start_pos'];
$this->range_upper_limit = $GLOBALS['start_pos'] + $this->chunk_size - 1;
$headers = array(
'Content-Length: '.$this->num_bytes,
'Content-Range: bytes '.$this->range_lower_limit.'-'.$this->range_upper_limit.'/'.$final_size
);
$response = $this->__curl($upload_url, $headers, $data, 'PUT');
//backuply_log('upload append response : '. var_export($headers, 1). var_export($response, 1));
if(!empty($response['error'])){
$error[] = $response['error'];
return false;
}
//Check for response code
$resp_obj= json_decode($response['result'], true);
$retcode = '404';
if (array_key_exists("nextExpectedRanges",$resp_obj)){
$retcode = '308 Resume Incomplete';
}else if(array_key_exists('id', $resp_obj)){
$retcode = '201 Created';
}else{
$retcode = '416 Requested Range Not Satisfiable';
}
if($retcode != '308 Resume Incomplete' && $retcode != '201 Created'){
$error[] = $retcode;
return false;
}
if($retcode == '308 Resume Incomplete'){
$this->range_lower_limit = $this->range_upper_limit + 1;
$this->offset = $this->range_upper_limit + 1;
}elseif($retcode == '201 Created'){
$this->onedrive_file_id = $resp_obj['id'];
}
return $retcode;
}
//In response to file_exists(), is_file(), is_dir()
function url_stat($path){
global $error;
$stream = parse_url($path);
$this->refresh_token = $stream['host'];
$file_path = $stream['path'];
$pathinfo = pathinfo($stream['path']);
$filename = $pathinfo['basename'];
//One Drive access token expires in an hour so we need to refresh
if(empty($this->access_token)){
$this->access_token = $this->refresh_token_func($this->refresh_token);
}
//Metadata for the root folder is unsupported
if(!empty($filename)){
$url=$this->graph_api_url.$this->root_folder_path.rawurlencode($file_path).':';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, '', 'GET');
$data = json_decode($resp['result'], true);
if(array_key_exists("folder",$data)){
$mode = 0040000; //For DIR
}else{
$mode = 0100000; //For File
}
if(!empty($data['id'])){
$stat = array('dev' => 0,
'ino' => 0,
'mode' => $mode,
'nlink' => 0,
'uid' => 0,
'gid' => 0,
'rdev' => 0,
'size' => $data['size'],
'atime' => strtotime($data['createdDateTime']),
'mtime' => strtotime($data['fileSystemInfo']['lastModifiedDateTime']),
'ctime' => strtotime($data['fileSystemInfo']['createdDateTime']),
'blksize' => 0,
'blocks' => 0);
$this->filesize = $stat['size'];
return $stat;
}
}
return false;
}
//Get onedrive file/folder id if exist
function get_onedrive_file_id($filename, $refresh_token = ''){
global $error, $l;
if(!empty($refresh_token)){
$this->refresh_token = $refresh_token;
}
//One Drive access token expires in an hour so we need to refresh
if(empty($this->access_token)){
$this->access_token = $this->refresh_token_func($this->refresh_token);
}
$url = $this->graph_api_url.$this->root_folder_path.'/'.rawurlencode($filename).':';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$response = $this->__curl($url, $headers, '', 'GET');
if(!empty($response['error'])){
//$error[] = $response['error'];
return false;
}
$data = json_decode($response['result'], true);
if(!empty($data['error'])){
return false;
}
$this->onedrive_file_id = $data['id'];
return $this->onedrive_file_id;
}
//Download Backup File from One Drive to local server
function download_file_loop($source, $dest, $startpos = 0){
global $error;
$stream = parse_url($source);
$this->refresh_token = $stream['host'];
$path = $stream['path'];
//One Drive access token expires in an hour so we need to refresh
if(empty($this->access_token)){
$this->access_token = $this->refresh_token_func($this->refresh_token);
}
$this->get_onedrive_file_id($path);
$file_stats = $this->url_stat($source);
$this->filesize = $file_stats['size'];
$url = $this->graph_api_url.$this->root_folder_path.rawurlencode($path).':';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, '', 'GET');
//Fetch download URL
$object = json_decode($resp['result'], true);
$download_url = $object['@microsoft.graph.downloadUrl'];
$this->range_lower_limit = $startpos;
$this->range_upper_limit = ($this->range_lower_limit + $this->chunk) - 1;
$fp = @fopen($dest, "ab");
while(!$this->__eof()){
if(time() >= $GLOBALS['end']){
break;
}
if($this->range_upper_limit >= $this->filesize){
$this->range_upper_limit = $this->filesize - 1;
}
$block = $this->__read($download_url, $this->range_lower_limit, $this->range_upper_limit);
fwrite($fp, $block);
$this->offset = $this->range_upper_limit + 1;
$this->range_lower_limit = $this->range_upper_limit + 1;
$this->range_upper_limit = ($this->range_lower_limit + $this->chunk) - 1;
$percentage = (filesize($dest) / $this->filesize) * 100;
backuply_status_log('<div class="backuply-upload-progress"><span class="backuply-upload-progress-bar" style="width:'.round($percentage).'%;"></span><span class="backuply-upload-size">'.round($percentage).'%</span></div>', 'downloading', 22);
}
$GLOBALS['l_readbytes'] = filesize($dest);
fclose($fp);
}
function __read($download_url, $lower_limit, $upper_limit){
global $error;
$headers = array('Range: bytes='.$lower_limit.'-'.$upper_limit);
$resp = $this->__curl($download_url, $headers, '', 'GET');
if(!empty($resp['error'])){
$error[] = $resp['error'];
}
return $resp['result'];
}
function stream_eof(){
if($this->offset < $this->filesize){
return false;
}
return true;
}
function __eof(){
if($this->offset < $this->filesize){
return false;
}
return true;
}
function dir_opendir($path, $options){
$stream = parse_url($path);
$this->refresh_token = $stream['host'];
$this->path = $stream['path'];
//One Drive access token expires in an hour so we need to refresh
$this->access_token = $this->refresh_token_func($this->refresh_token);
$url = $this->graph_api_url.$this->root_folder_path.$stream['path'].':/children';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, '', 'GET');
if(!empty($resp['error'])){
$error[] = 'OneDrive : '.$resp['error'];
return false;
}
$this->filelist = json_decode($resp['result'], true);
if(empty($this->filelist['value'])){
$error[] = 'OneDrive : No File Found';
return false;
}
$this->filelist = $this->filelist['value'];
foreach($this->filelist as $i => $file) {
$this->filelist[$i] = $file['name'];
}
return true;
}
function dir_readdir(){
$key = key($this->filelist);
if(is_null($key)){
return false;
}
$val = $this->filelist[$key];
unset($this->filelist[$key]);
return pathinfo($val, PATHINFO_BASENAME);
}
function dir_closedir(){
// Do nothing
}
//Delete the backup from One Drive
function unlink($path){
global $error, $l;
$stream = parse_url($path);
$this->refresh_token = $stream['host'];
$pathinfo = pathinfo($stream['path']);
$filename = $pathinfo['basename'];
$file_path = $stream['path'];
//One Drive access token expires in an hour so we need to refresh
if(empty($this->access_token)){
$this->access_token = $this->refresh_token_func($this->refresh_token);
}
if(empty($this->onedrive_file_id)){
$this->get_onedrive_file_id($file_path);
}
$url=$this->graph_api_url.'items/'.$this->onedrive_file_id.':';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, '', 'DELETE');
if(!empty($resp['error'])){
$error[] = $resp['error'];
return false;
}
return true;
}
//Rename the backup file
function rename($from, $to){
global $error;
$stream_from = parse_url($from);
$this->refresh_token = $stream_from['host'];
$from_path = $stream_from['path'];
$from_pathinfo = pathinfo($stream_from['path']);
$from_file = $from_pathinfo['basename'];
$stream_to = parse_url($to);
$to_path = trim($stream_to['path'], '/\\');
$to_pathinfo = pathinfo($stream_to['path']);
$to_file = $to_pathinfo['basename'];
//One Drive access token expires in an hour so we need to refresh
if(empty($this->access_token)){
$this->access_token = $this->refresh_token_func($this->refresh_token);
}
$this->get_onedrive_file_id($from_path);
$url = $url=$this->graph_api_url.'items/'.$this->onedrive_file_id.':';
$data= '{
"name": "'.$to_file.'"
}';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, $data, 'PATCH');
if(!empty($resp['error'])){
$error[] = $resp['error'];
return false;
}
return $resp['result'];
}
/**
* Generate One Drive Refresh and Access Token from the Authorization Code provided
*
* @package softaculous
* @author Pratik Jaiswal
* @param string $auth_code The authorization code generated by user during access grant process
* @return string $data One Drive Refresh and Access Token which we can use to create backup files
* @since 5.7.1
*/
function generate_onedrive_token($auth_code){
global $error, $l, $onedrive;
$headers = array("Content-Type: application/x-www-form-urlencoded");
$post = http_build_query(array(
'code' => $auth_code,
'grant_type' => 'authorization_code',
'action' => 'get_refresh_token'
));
$resp = $this->__curl($this->token_url, $headers, $post);
if(!empty($resp['error'])){
$error[] = $resp['error'];
return false;
}
$data = json_decode($resp['result'], true);
if(!empty($data['error'])){
if(is_array($data['error'])){
$error[] = $data['error']['code'].' : '.$data['error']['message'];
}else{
$error[] = $data['error'].' : '.$data['error_description'];
}
return false;
}
return $data;
}
/**
* Generate a new Access Token or Refresh Token from the previous Refresh Token.
*
* @package softaculous
* @author Pratik Jaiswal
* @param string $refresh_token The refresh token generated by user during access grant process
* @return string $token One Drive Access Token which we can use for authentication in behalf of user
* @since 5.7.1
*/
function refresh_token_func($refresh_token){
global $error;
$refresh_token = rawurldecode($refresh_token);
$url = 'https://login.microsoftonline.com/common/oauth2/v2.0/token';
$headers = array("Content-Type: application/x-www-form-urlencoded");
$post = http_build_query(array(
'refresh_token' => $refresh_token,
'action' => 'get_access_token'
));
$resp = $this->__curl($this->token_url, $headers, $post);
if(!empty($resp['error'])){
$error[] = $resp['error'];
return false;
}
$data = json_decode($resp['result'], true);
if(!empty($data['error'])){
if(is_array($data['error'])){
$error[] = $data['error']['code'].' : '.$data['error']['message'];
}else{
$error[] = $data['error'].' : '.$data['error_description'];
}
return false;
}
return $data['access_token'];
}
/**
* Create Softaculous App Directory in user's One Drive account
*
* @package softaculous
* @author Pratik jaiswal
* @param string $refresh_token Refresh Token of user's One Drive account to generate the access token
* @since 5.7.1
*/
function create_onedrive_app_dir($refresh_token){
global $error;
$file_id = $this->get_onedrive_file_id($this->app_dir, $refresh_token);
if(empty($file_id)){
$this->create_dir($this->app_dir);
}
}
function create_dir($dirname){
global $error;
$url = $this->graph_api_url.'root/children';
$data= '{
"name": "'.$dirname.'",
"folder": { }
}';
$headers = array('Content-Type: application/json',
"Cache-Control: no-cache",
"Pragma: no-cache",
"Authorization: bearer ".$this->access_token);
$resp = $this->__curl($url, $headers, $data, 'POST');
if(!empty($resp['error'])){
$error[] = $resp['error'];
return false;
}
$data = json_decode($resp['result'], true);
if(!empty($data['error'])){
if(is_array($data['error'])){
$error[] = $data['error']['code'].' : '.$data['error']['message'];
}else{
$error[] = $data['error'].' : '.$data['error_description'];
}
return false;
}
return $data['id'];
}
function __curl($url, $headers = '', $post = '', $request_type = 'POST'){
global $error;
// Set the curl parameters.
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_URL, $url);
if(!empty($headers)){
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
}
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $request_type);
//We are setting this as on some servers, the default HTTP version was taken as 2.0 by curl, causing issue
curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
if(!empty($post)){
curl_setopt($ch, CURLOPT_POST, TRUE);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
}
// Turn off the server and peer verification (TrustManager Concept).
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
//Get response from the server.
$resp = array();
$resp['result'] = curl_exec($ch);
$resp['error'] = curl_error($ch);
curl_close($ch);
return $resp;
}
function get_quota($path){
$stream = parse_url($path);
$this->refresh_token = $stream['host'];
if(empty($this->access_token)) {
$this->access_token = $this->refresh_token_func($this->refresh_token);
}
// Just make a GET request to the graph API and it will return basic details and Quota
$url = $this->graph_api_url;
$headers = array('Authorization: Bearer '.$this->access_token);
$resp = $this->__curl($url, $headers, '', 'GET');
if(empty($resp) || empty($resp['result'])){
return false;
}
$decoded_resp = json_decode($resp['result'], true);
if(empty($decoded_resp) || !is_array($decoded_resp) || empty($decoded_resp['quota'])){
return false;
}
return ['total' => $decoded_resp['quota']['total'], 'used' => $decoded_resp['quota']['used']];
}
}