<?php
//    MyDMS. Document Management System
//    Copyright (C) 2002-2005  Markus Westphal
//    Copyright (C) 2006-2008 Malcolm Cowe
//
//    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.LogInit.php");
include("../inc/inc.ClassEmail.php");
include("../inc/inc.DBInit.php");
include("../inc/inc.Language.php");
include("../inc/inc.ClassUI.php");
include("../inc/inc.Authentication.php");

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);
$folder = $document->getFolder();

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

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

if ($document->isLocked()) {
	$lockingUser = $document->getLockingUser();
	if (($lockingUser->getID() != $user->getID()) && ($document->getAccessMode($user) != M_ALL)) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("no_update_cause_locked"));
	}
	else $document->setLocked(false);
}

$comment  = $_POST["comment"];

if ($_FILES['userfile']['error'] == 0) {
	if(!is_uploaded_file($_FILES["userfile"]["tmp_name"]))
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("error_occured"));

	if($_FILES["userfile"]["size"] == 0)
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_zerosize"));

	$userfiletmp = $_FILES["userfile"]["tmp_name"];
	$userfiletype = $_FILES["userfile"]["type"];
	$userfilename = $_FILES["userfile"]["name"];
} elseif($settings->_dropFolderDir) {
	if($_POST['dropfolderfileform1']) {
		$fullfile = $settings->_dropFolderDir.'/'.$user->getLogin().'/'.$_POST["dropfolderfileform1"];
		if(file_exists($fullfile)) {
			$finfo = finfo_open(FILEINFO_MIME);
			$mimetype = explode(';', finfo_file($finfo, $fullfile));
			$userfiletmp = $fullfile;
			$userfiletype = $mimetype[0];
			$userfilename= $_POST["dropfolderfileform1"];
		} else {
			UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("error_occured"));
		}
	} else {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("error_occured"));
	}
} else {
	UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("uploading_failed"));
}

/* Check if the uploaded file is identical to last version */
	$lc = $document->getLatestContent();
	if($lc->getChecksum() == SeedDMS_Core_File::checksum($userfiletmp)) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("identical_version"));
	}

	$lastDotIndex = strrpos(basename($userfilename), ".");
	if (is_bool($lastDotIndex) && !$lastDotIndex)
		$fileType = ".";
	else
		$fileType = substr($userfilename, $lastDotIndex);

	// Get the list of reviewers and approvers for this document.
	$reviewers = array();
	$approvers = array();

	// Retrieve the list of individual reviewers from the form.
	$reviewers["i"] = array();
	if (isset($_POST["indReviewers"])) {
		foreach ($_POST["indReviewers"] as $ind) {
			$reviewers["i"][] = $ind;
		}
	}
	// Retrieve the list of reviewer groups from the form.
	$reviewers["g"] = array();
	if (isset($_POST["grpReviewers"])) {
		foreach ($_POST["grpReviewers"] as $grp) {
			$reviewers["g"][] = $grp;
		}
	}

	// Retrieve the list of individual approvers from the form.
	$approvers["i"] = array();
	if (isset($_POST["indApprovers"])) {
		foreach ($_POST["indApprovers"] as $ind) {
			$approvers["i"][] = $ind;
		}
	}
	// Retrieve the list of approver groups from the form.
	$approvers["g"] = array();
	if (isset($_POST["grpApprovers"])) {
		foreach ($_POST["grpApprovers"] as $grp) {
			$approvers["g"][] = $grp;
		}
	}

	// add mandatory reviewers/approvers
	$docAccess = $folder->getReadAccessList();
	$res=$user->getMandatoryReviewers();
	foreach ($res as $r){

		if ($r['reviewerUserID']!=0){
			foreach ($docAccess["users"] as $usr)
				if ($usr->getID()==$r['reviewerUserID']){
					$reviewers["i"][] = $r['reviewerUserID'];
					break;
				}
		}
		else if ($r['reviewerGroupID']!=0){
			foreach ($docAccess["groups"] as $grp)
				if ($grp->getID()==$r['reviewerGroupID']){
					$reviewers["g"][] = $r['reviewerGroupID'];
					break;
				}
		}
	}
	$res=$user->getMandatoryApprovers();
	foreach ($res as $r){

		if ($r['approverUserID']!=0){
			foreach ($docAccess["users"] as $usr)
				if ($usr->getID()==$r['approverUserID']){
					$approvers["i"][] = $r['approverUserID'];
					break;
				}
		}
		else if ($r['approverGroupID']!=0){
			foreach ($docAccess["groups"] as $grp)
				if ($grp->getID()==$r['approverGroupID']){
					$approvers["g"][] = $r['approverGroupID'];
					break;
				}
		}
	}

	$attributes = $_POST["attributes"];

	$contentResult=$document->addContent($comment, $user, $userfiletmp, basename($userfilename), $fileType, $userfiletype, $reviewers, $approvers, $version=0, $attributes);
	if (is_bool($contentResult) && !$contentResult) {
		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("error_occured"));
	}
	else {
		// Send notification to subscribers.
		$document->getNotifyList();
		if ($notifier){
			$folder = $document->getFolder();
			$subject = "###SITENAME###: ".$document->getName()." - ".getMLText("document_updated_email");
			$message = getMLText("document_updated_email")."\r\n";
			$message .= 
				getMLText("document").": ".$document->getName()."\r\n".
				getMLText("folder").": ".$folder->getFolderPathPlain()."\r\n".
				getMLText("comment").": ".$document->getComment()."\r\n".
				"URL: ###URL_PREFIX###out/out.ViewDocument.php?documentid=".$document->getID()."\r\n";

//			$subject=mydmsDecodeString($subject);
//			$message=mydmsDecodeString($message);

			$notifier->toList($user, $document->_notifyList["users"], $subject, $message);
			foreach ($document->_notifyList["groups"] as $grp) {
				$notifier->toGroup($user, $grp, $subject, $message);
			}

			// if user is not owner send notification to owner
			if ($user->getID()!= $document->getOwner()->getID())
				$notifier->toIndividual($user, $document->getOwner(), $subject, $message);
		}

		$expires = false;
		if ($_POST["expires"] != "false") {
			if($_POST["expdate"]) {
				$tmp = explode('/', $_POST["expdate"]);
				$expires = mktime(0,0,0, $tmp[1], $tmp[0], $tmp[2]);
			} else {
				$expires = mktime(0,0,0, $_POST["expmonth"], $_POST["expday"], $_POST["expyear"]);
			}
		}

		if ($expires) {
			if($document->setExpires($expires)) {
				$document->getNotifyList();
				if($notifier) {
					$folder = $document->getFolder();
					// Send notification to subscribers.
					$subject = "###SITENAME###: ".$document->getName()." - ".getMLText("expiry_changed_email");
					$message = getMLText("expiry_changed_email")."\r\n";
					$message .= 
						getMLText("document").": ".$document->getName()."\r\n".
						getMLText("folder").": ".$folder->getFolderPathPlain()."\r\n".
						getMLText("comment").": ".$document->getComment()."\r\n".
						"URL: ###URL_PREFIX###out/out.ViewDocument.php?documentid=".$document->getID()."\r\n";

	//				$subject=mydmsDecodeString($subject);
	//				$message=mydmsDecodeString($message);

					$notifier->toList($user, $document->_notifyList["users"], $subject, $message);
					foreach ($document->_notifyList["groups"] as $grp) {
						$notifier->toGroup($user, $grp, $subject, $message);
					}
				}
			} else {
				UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("error_occured"));
			}
		}
	}

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

?>