<?php
//    MyDMS. Document Management System
//    Copyright (C) 2002-2005  Markus Westphal
//    Copyright (C) 2006-2008 Malcolm Cowe
//    Copyright (C) 2010 Matteo Lucarelli
//    Copyright (C) 2010-2012 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 ($user->isGuest()) {
	UI::exitError(getMLText("my_transmittals"),getMLText("access_denied"));
}

if (isset($_POST["action"])) $action=$_POST["action"];
else $action=NULL;

// add new transmittal ---------------------------------------------------
if ($action == "addtransmittal") { /* {{{ */
	
	/* Check if the form data comes for a trusted request */
	if(!checkFormKey('addtransmittal')) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_request_token"));
	}

	$name    = $_POST["name"];
	$comment = $_POST["comment"];

	$newTransmittal = $dms->addTransmittal($name, $comment, $user);
	if ($newTransmittal) {
	}
	else UI::exitError(getMLText("my_transmittals"),getMLText("access_denied"));
	
	$transmittalid=$newTransmittal->getID();
	
	$session->setSplashMsg(array('type'=>'success', 'msg'=>getMLText('splash_add_transmittal')));

	add_log_line(".php&action=addtransmittal&name=".$name);
} /* }}} */

// delete transmittal ------------------------------------------------------------
else if ($action == "removetransmittal") { /* {{{ */

	/* Check if the form data comes for a trusted request */
	if(!checkFormKey('removetransmittal')) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_request_token"));
	}

	if (isset($_POST["transmittalid"])) {
		$transmittalid = $_POST["transmittalid"];
	}

	if (!isset($transmittalid) || !is_numeric($transmittalid) || intval($transmittalid)<1) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_transmittal_id"));
	}

	$transmittalToRemove = $dms->getTransmittal($transmittalid);
	if (!is_object($transmittalToRemove)) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_transmittal_id"));
	}

	if (!$transmittalToRemove->remove()) {
		UI::exitError(getMLText("my_transmittals"),getMLText("error_occured"));
	}
	add_log_line(".php&action=removetransmittal&transmittalid=".$transmittalid);
	
	$session->setSplashMsg(array('type'=>'success', 'msg'=>getMLText('splash_rm_transmittal')));
	$transmittalid=-1;
} /* }}} */

// modify transmittal ----------------------------------------------------
else if ($action == "edittransmittal") { /* {{{ */

	/* Check if the form data comes for a trusted request */
	if(!checkFormKey('edittransmittal')) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_request_token"));
	}

	if (!isset($_POST["transmittalid"]) || !is_numeric($_POST["transmittalid"]) || intval($_POST["transmittalid"])<1) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_transmittal"));
	}
	
	$transmittalid=$_POST["transmittalid"];
	$editedTransmittal = $dms->getTransmittal($transmittalid);
	
	if (!is_object($editedTransmittal)) {
		UI::exitError(getMLText("my_transmittals"),getMLText("invalid_transmittal"));
	}

	$name = $_POST["name"];
	$comment = $_POST["comment"];
	
	if ($editedTransmittal->getName() != $name)
		$editedTransmittal->setName($name);
	if ($editedTransmittal->getComment() != $comment)
		$editedTransmittal->setComment($comment);

	$session->setSplashMsg(array('type'=>'success', 'msg'=>getMLText('splash_edit_transmittal')));
	add_log_line(".php&action=edittransmittal&transmittalid=".$transmittalid);
} /* }}} */

// remove transmittal item ------------------------------------------------
else if ($action == "removetransmittalitem") { /* {{{ */

	if(!checkFormKey('removetransmittalitem', 'POST')) {
		header('Content-Type: application/json');
		echo json_encode(array('success'=>false, 'message'=>getMLText('invalid_request_token'), 'data'=>''));
	} else {
		$item = SeedDMS_Core_TransmittalItem::getInstance((int) $_REQUEST['id'], $dms);
		if($item) {
			$transmittal = $item->getTransmittal();
			if($transmittal) {
				if ($transmittal->getUser()->getID() == $user->getID()) {
					if($item->remove()) {
						header('Content-Type: application/json');
						echo json_encode(array('success'=>true, 'message'=>'', 'data'=>''));
					} else {
						header('Content-Type: application/json');
						echo json_encode(array('success'=>false, 'message'=>'Error removing transmittal item', 'data'=>''));
					}
				} else {
					header('Content-Type: application/json');
					echo json_encode(array('success'=>false, 'message'=>'No access', 'data'=>''));
				}
			} else {
				header('Content-Type: application/json');
				echo json_encode(array('success'=>false, 'message'=>'No transmittal', 'data'=>''));
			}
		} else {
			header('Content-Type: application/json');
			echo json_encode(array('success'=>false, 'message'=>'No transmittal item', 'data'=>''));
		}
	}
	add_log_line(".php&action=removetransmittalitem&id=".$_REQUEST['id']);
	exit;
} /* }}} */

// update transmittal item ------------------------------------------------
else if ($action == "updatetransmittalitem") { /* {{{ */
	if(!checkFormKey('updatetransmittalitem', 'POST')) {
		header('Content-Type: application/json');
		echo json_encode(array('success'=>false, 'message'=>getMLText('invalid_request_token'), 'data'=>''));
	} else {
		$item = SeedDMS_Core_TransmittalItem::getInstance((int) $_REQUEST['id'], $dms);
		if($item) {
			$transmittal = $item->getTransmittal();
			if($transmittal) {
				if ($transmittal->getUser()->getID() == $user->getID()) {
					if($item->updateContent()) {
						header('Content-Type: application/json');
						echo json_encode(array('success'=>true, 'message'=>'', 'data'=>''));
					} else {
						header('Content-Type: application/json');
						echo json_encode(array('success'=>false, 'message'=>'Error updating transmittal item', 'data'=>''));
					}
				} else {
					header('Content-Type: application/json');
					echo json_encode(array('success'=>false, 'message'=>'No access', 'data'=>''));
				}
			} else {
				header('Content-Type: application/json');
				echo json_encode(array('success'=>false, 'message'=>'No transmittal', 'data'=>''));
			}
		} else {
			header('Content-Type: application/json');
			echo json_encode(array('success'=>false, 'message'=>'No transmittal item', 'data'=>''));
		}
	}
	add_log_line(".php&action=updatetransmittalitem&id=".$_REQUEST['id']);
	exit;
} /* }}} */
else UI::exitError(getMLText("my_transmittals"),getMLText("unknown_command"));

header("Location:../out/out.TransmittalMgr.php?transmittalid=".$transmittalid);