<?php
//    MyDMS. Document Management System
//    Copyright (C) 2010 Matteo Lucarelli
//    Copyright (C) 2010-2106 Uwe Steinmann
//
//    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 2 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, write to the Free Software
//    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

include("../inc/inc.Settings.php");
include("../inc/inc.Utils.php");
include("../inc/inc.LogInit.php");
include("../inc/inc.Language.php");
include("../inc/inc.Init.php");
include("../inc/inc.Extension.php");
include("../inc/inc.DBInit.php");
include("../inc/inc.ClassUI.php");
include("../inc/inc.Authentication.php");

/* if post_max_size is to small, then $_POST will not be set and the content
 * lenght will exceed post_max_size
 */
if(empty($_POST) && $_SERVER['CONTENT_LENGTH'] > SeedDMS_Core_File::parse_filesize(ini_get('post_max_size'))) {
	UI::exitError(getMLText("document_title", array("documentname" => '')),getMLText("uploading_postmaxsize"));
}

if (!isset($_POST["documentid"]) || !is_numeric($_POST["documentid"]) || intval($_POST["documentid"])<1) {
	UI::exitError(getMLText("document_title", array("documentname" => getMLText("invalid_doc_id"))),getMLText("invalid_doc_id"));
}

$documentid = $_POST["documentid"];
$document = $dms->getDocument($documentid);

if (!is_object($document)) {
	UI::exitError(getMLText("document_title", array("documentname" => getMLText("invalid_doc_id"))),getMLText("invalid_doc_id"));
}

$folder = $document->getFolder();

if ($document->getAccessMode($user, 'addDocumentFile') < M_READWRITE) {
	UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("access_denied"));
}

function reArrayFiles(&$file_post) {
	$file_ary = array();
	$file_count = count($file_post['name']);
	$file_keys = array_keys($file_post);

	for ($i=0; $i<$file_count; $i++) {
		if($file_post['error'][$i] != 4) { // no file uploaded
		foreach ($file_keys as $key) {
			$file_ary[$i][$key] = $file_post[$key][$i];
		}
		$file_ary[$i]['source'] = 'upload';
		}
	}

	return $file_ary;
}

if(!empty($_FILES['userfile'])) {
	$file_ary = reArrayFiles($_FILES['userfile']);
} else {
	$file_ary = array();
}

if($settings->_dropFolderDir) {
	if(isset($_POST["dropfolderfileaddfileform"]) && $_POST["dropfolderfileaddfileform"]) {
		$fullfile = $settings->_dropFolderDir.'/'.$user->getLogin().'/'.$_POST["dropfolderfileaddfileform"];
		if(file_exists($fullfile)) {
			$finfo = finfo_open(FILEINFO_MIME_TYPE);
			$mimetype = finfo_file($finfo, $fullfile);
			$file_ary[] = array(
				'tmp_name' => $fullfile,
				'type' => $mimetype,
				'name' => $_POST["dropfolderfileaddfileform"],
				'size' => filesize($fullfile),
				'error' => 0,
				'source' => 'dropfolder'
			);
		}
	}
}

$prefix = 'userfile';
if(isset($_POST[$prefix.'-fine-uploader-uuids']) && $_POST[$prefix.'-fine-uploader-uuids']) {
	$uuids = explode(';', $_POST[$prefix.'-fine-uploader-uuids']);
	$names = explode(';', $_POST[$prefix.'-fine-uploader-names']);
	foreach($uuids as $i=>$uuid) {
		$fullfile = $settings->_stagingDir.'/'.utf8_basename($uuid);
		if(file_exists($fullfile)) {
			$finfo = finfo_open(FILEINFO_MIME_TYPE);
			$mimetype = finfo_file($finfo, $fullfile);
			$file_ary[] = array(
				'tmp_name' => $fullfile,
				'type' => $mimetype,
				'name' => isset($names[$i]) ? $names[$i] : $uuid,
				'size' => filesize($fullfile),
				'error' => 0,
				'source' => 'upload',
			);
		}
	}
}

if(!$file_ary) {
	UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_failed"));
}

$maxuploadsize = SeedDMS_Core_File::parse_filesize($settings->_maxUploadSize);
foreach($file_ary as $file) {
	if($file['error']==1) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_maxsize"));
	}
	if($file['error']!=0) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_failed"));
	}
	if ($file["size"]==0) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_zerosize"));
	}
	if ($maxuploadsize && $file["size"] > $maxuploadsize) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_maxsize"));
	}
}

foreach($file_ary as $file) {
	if(count($file_ary) == 1 && !empty($_POST['name']))
		$name     = $_POST["name"];
	else
		$name = $file['name'];
	$comment  = $_POST["comment"];
	$version  = (int) $_POST["version"];
	$public  = (isset($_POST["public"]) && $_POST["public"] == 'true') ? 1 : 0;

	if($version) {
		$v = $document->getContentByVersion($version);
		if(!$v) {
			UI::exitError(getMLText("folder_title", array("foldername" => $folder->getName())),getMLText("error_occured"));
		}
	}

	$userfiletmp = $file["tmp_name"];
	$userfiletype = $file["type"];
	$userfilename = $file["name"];

	$fileType = ".".pathinfo($userfilename, PATHINFO_EXTENSION);

	if($settings->_overrideMimeType) {
		$finfo = finfo_open(FILEINFO_MIME_TYPE);
		$userfiletype = finfo_file($finfo, $userfiletmp);
	}

	$res = $document->addDocumentFile($name, $comment, $user, $userfiletmp, 
																		utf8_basename($userfilename),$fileType, $userfiletype, $version, $public);
                                
	if (is_bool($res) && !$res) {
		UI::exitError(getMLText("folder_title", array("foldername" => $folder->getName())),getMLText("error_occured"));
	} else {
		// Send notification to subscribers.
		if($notifier) {
			$notifier->sendNewFileMail($res, $user);
		}
	}
}

add_log_line("add file '".$name."' to document ".$documentid);

header("Location:../out/out.ViewDocument.php?documentid=".$documentid."&currenttab=attachments");

?>