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Merge pull request #23921 from Hystepik/develop#1

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New : add a new ajax file to catch flowjs process
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Laurent Destailleur 2023-02-22 02:04:13 +01:00 committed by GitHub
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htdocs/core/ajax/flowjs-server.php Normal file
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<?php
/* Copyright (C) 2012 Laurent Destailleur <eldy@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/**
* \file htdocs/core/ajax/bankconciliate.php
* \brief File to set data for bank concilation
*/
if (!defined('NOTOKENRENEWAL')) {
define('NOTOKENRENEWAL', '1'); // Disables token renewal
}
if (!defined('NOREQUIREMENU')) {
define('NOREQUIREMENU', '1');
}
if (!defined('NOREQUIREHTML')) {
define('NOREQUIREHTML', '1');
}
if (!defined('NOREQUIREAJAX')) {
define('NOREQUIREAJAX', '1');
}
if (!defined('NOREQUIRESOC')) {
define('NOREQUIRESOC', '1');
}
// If there is no need to load and show top and left menu
if (!defined("NOLOGIN")) {
define("NOLOGIN", '1');
}
//if (! defined('NOREQUIRETRAN')) define('NOREQUIRETRAN','1'); // Required to know date format for dol_print_date
// Load Dolibarr environment
require '../../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
$action = GETPOST('action', 'aZ09');
$module = GETPOST('module', 'aZ09');
$upload_dir = GETPOST('upload_dir', 'alpha');
$flowFilename = GETPOST('flowFilename', 'alpha');
$flowIdentifier = GETPOST('flowIdentifier', 'alpha');
$flowChunkNumber = GETPOST('flowChunkNumber', 'alpha');
$flowChunkSize = GETPOST('flowChunkSize', 'alpha');
$flowTotalSize = GETPOST('flowTotalSize', 'alpha');
/*
* Action
*/
top_httphead();
dol_syslog(join(',', $_GET));
$result = true;
if (!empty($upload_dir)) {
$temp_dir = $upload_dir.'/'.$flowIdentifier;
} else {
$temp_dir = DOL_DATA_ROOT.'/'.$module.'/temp/'.$flowIdentifier;
$upload_dir = $temp_dir;
}
if ($_SERVER['REQUEST_METHOD'] === 'GET') {
$chunk_file = $temp_dir.'/'.$flowFilename.'.part'.$flowChunkNumber;
if (file_exists($chunk_file)) {
header("HTTP/1.0 200 Ok");
} else {
header("HTTP/1.0 404 Not Found");
}
} else {
// loop through files and move the chunks to a temporarily created directory
if (file_exists($upload_dir.'/'.$flowFilename)) {
echo json_encode('File '.$flowIdentifier.' was already uploaded');
header("HTTP/1.0 200 Ok");
} elseif (!empty($_FILES)) foreach ($_FILES as $file) {
// check the error status
if ($file['error'] != 0) {
dol_syslog('error '.$file['error'].' in file '.$flowFilename);
continue;
}
// init the destination file (format <filename.ext>.part<#chunk>
// the file is stored in a temporary directory
$dest_file = $temp_dir.'/'.$flowFilename.'.part'.$flowChunkNumber;
// create the temporary directory
if (!dol_is_dir($temp_dir)) {
dol_mkdir($temp_dir);
}
// move the temporary file
if (!dol_move_uploaded_file($file['tmp_name'], $dest_file, 0)) {
dol_syslog('Error saving (move_uploaded_file) chunk '.$flowChunkNumber.' for file '.$flowFilename);
} else {
// check if all the parts present, and create the final destination file
$result = createFileFromChunks($temp_dir, $upload_dir, $flowFilename, $flowChunkSize, $flowTotalSize);
}
}
}
if ($result) {
echo json_encode('File '.$flowIdentifier.' uploaded');
} else {
echo json_encode('Error while uploading file '.$flowIdentifier);
}
/**
* Check if all the parts exist, and
* gather all the parts of the file together
* @param string $temp_dir - the temporary directory holding all the parts of the file
* @param string $upload_dir - the temporary directory to create file
* @param string $fileName - the original file name
* @param string $chunkSize - each chunk size (in bytes)
* @param string $totalSize - original file size (in bytes)
* @return bool true if Ok false else
*/
function createFileFromChunks($temp_dir, $upload_dir, $fileName, $chunkSize, $totalSize)
{
dol_syslog(__METHOD__, LOG_DEBUG);
// count all the parts of this file
$total_files = 0;
$files = dol_dir_list($temp_dir, 'files');
foreach ($files as $file) {
if (stripos($file, $fileName) !== false) {
$total_files++;
}
}
// check that all the parts are present
// the size of the last part is between chunkSize and 2*$chunkSize
if ($total_files * $chunkSize >= ($totalSize - $chunkSize + 1)) {
// create the final destination file
if (($fp = fopen($upload_dir.'/'.$fileName, 'w')) !== false) {
for ($i=1; $i<=$total_files; $i++) {
fwrite($fp, file_get_contents($temp_dir.'/'.$fileName.'.part'.$i));
dol_syslog('writing chunk '.$i);
}
fclose($fp);
} else {
dol_syslog('cannot create the destination file');
return false;
}
// rename the temporary directory (to avoid access from other
// concurrent chunks uploads)
@rename($temp_dir, $temp_dir.'_UNUSED');
}
return true;
}