<?php
//    MyDMS. Document Management System
//    Copyright (C) 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.LogInit.php");
include("../inc/inc.DBInit.php");

require_once("../inc/inc.Utils.php");
require_once("../inc/inc.ClassSession.php");
include("../inc/inc.ClassPasswordStrength.php");
include("../inc/inc.ClassPasswordHistoryManager.php");

/* Load session */
if (isset($_COOKIE["mydms_session"])) {
	$dms_session = $_COOKIE["mydms_session"];
	$session = new SeedDMS_Session($db);
	if(!$resArr = $session->load($dms_session)) {
		echo json_encode(array('error'=>1));
		exit;
	}

	/* Load user data */
	$user = $dms->getUser($resArr["userID"]);
	if (!is_object($user)) {
		echo json_encode(array('error'=>1));
		exit;
	}
	$dms->setUser($user);
	if($user->isAdmin()) {
		if($resArr["su"]) {
			$user = $dms->getUser($resArr["su"]);
		}
	}
} else {
	$user = null;
}

include $settings->_rootDir . "languages/" . $resArr["language"] . "/lang.inc";

$command = $_GET["command"];
switch($command) {
	case 'checkpwstrength':
		$ps = new Password_Strength();
		$ps->set_password($_GET["pwd"]);
		if($settings->_passwordStrengthAlgorithm == 'simple')
			$ps->simple_calculate();
		else
			$ps->calculate();
		$score = $ps->get_score();
		if($settings->_passwordStrength) {
			if($score >= $settings->_passwordStrength) {
				echo json_encode(array('error'=>0, 'strength'=>$score, 'score'=>$score/$settings->_passwordStrength, 'ok'=>1));
			} else {
				echo json_encode(array('error'=>0, 'strength'=>$score, 'score'=>$score/$settings->_passwordStrength, 'ok'=>0));
			}
		} else {
			echo json_encode(array('error'=>0, 'strength'=>$score));
		}
		break;

	case 'searchdocument':
		if($user) {
			$query = $_GET['query'];

			$hits = $dms->search($query, $limit=0, $offset=0, $logicalmode='AND', $searchin=array(), $startFolder=null, $owner=null, $status = array(), $creationstartdate=array(), $creationenddate=array(), $modificationstartdate=array(), $modificationenddate=array(), $categories=array(), $attributes=array(), $mode=0x1, $expirationstartdate=array(), $expirationenddate=array());
			if($hits) {
				$result = array();
				foreach($hits['docs'] as $hit) {
					$result[] = $hit->getID().'#'.$hit->getName();
				}
				header('Content-Type: application/json');
				echo json_encode($result);
			}
		}
		break;

	case 'searchfolder':
		if($user) {
			$query = $_GET['query'];

			$hits = $dms->search($query, $limit=0, $offset=0, $logicalmode='AND', $searchin=array(), $startFolder=null, $owner=null, $status = array(), $creationstartdate=array(), $creationenddate=array(), $modificationstartdate=array(), $modificationenddate=array(), $categories=array(), $attributes=array(), $mode=0x2, $expirationstartdate=array(), $expirationenddate=array());
			if($hits) {
				$result = array();
				foreach($hits['folders'] as $hit) {
					$result[] = $hit->getID().'#'.$hit->getName();
				}
				header('Content-Type: application/json');
				echo json_encode($result);
			}
		}
		break;

	case 'subtree':
		if(empty($_GET['node']))
			$nodeid = $settings->_rootFolderID;
		else
			$nodeid = (int) $_GET['node'];
		if(empty($_GET['showdocs']))
			$showdocs = false;
		else
			$showdocs = true;

		$folder = $dms->getFolder($nodeid);
		if (!is_object($folder)) return '';
		
		$subfolders = $folder->getSubFolders();
		$subfolders = SeedDMS_Core_DMS::filterAccess($subfolders, $user, M_READ);
		$tree = array();
		foreach($subfolders as $subfolder) {
			$level = array('label'=>$subfolder->getName(), 'id'=>$subfolder->getID(), 'load_on_demand'=>$subfolder->hasSubFolders() ? true : false, 'is_folder'=>true);
			if(!$subfolder->hasSubFolders())
				$level['children'] = array();
			$tree[] = $level;
		}
		if($showdocs) {
			$documents = $folder->getDocuments();
			$documents = SeedDMS_Core_DMS::filterAccess($documents, $user, M_READ);
			foreach($documents as $document) {
				$level = array('label'=>$document->getName(), 'id'=>$document->getID(), 'load_on_demand'=>false, 'is_folder'=>false);
				$tree[] = $level;
			}
		}

		echo json_encode($tree);
//		echo json_encode(array(array('label'=>'test1', 'id'=>1, 'load_on_demand'=> true), array('label'=>'test2', 'id'=>2, 'load_on_demand'=> true)));
		break;
}
?>