<?php
/**
 * Main Controller for processMaker v2.1
 * @date Jul 17, 2011
 * @author Erik Amaru Ortiz <erik@colosa.com>
 */

class Main extends Controller
{
    private $memcache;
    private $conf;

    public function __construct()
    {
        G::LoadClass('memcached');
        $this->memcache = & PMmemcached::getSingleton(defined('SYS_SYS') ? SYS_SYS : '');

        define('ERROR_EXCEPTION'  , 1);
        define('INFO_EXCEPTION'   , 3);
        define('WARNING_EXCEPTION', 2);

         //$this->setDebug(true);
    }

    function index($httpData)
    {
        global $RBAC;
        $RBAC->requirePermissions('PM_LOGIN');
        $meta = new stdClass;
        $showSystemInfo = $RBAC->userCanAccess('PM_SETUP') == 1;

        // setting variables for template
        $this->setVar('logo_company', $this->getCompanyLogo());
        $this->setVar('userfullname', htmlentities($this->getUserFullName(), ENT_QUOTES, 'UTF-8') );
        $this->setVar('user', isset($_SESSION['USR_USERNAME']) ? $_SESSION['USR_USERNAME'] : '');
        $this->setVar('pipe', isset($_SESSION['USR_USERNAME']) ? ' | ' : '');
        $this->setVar('rolename', $this->getUserRole());
        $this->setVar('logout', G::LoadTranslation('ID_LOGOUT'));
        $this->setVar('workspace', defined('SYS_SYS')? ucfirst(SYS_SYS): '');
        $this->setVar('user_avatar', 'users/users_ViewPhotoGrid?pUID=' . $_SESSION['USER_LOGGED'].'&h=' . rand());
        $this->setVar('udate', G::getformatedDate(date('Y-m-d'), 'M d, yyyy', SYS_LANG));

        // license notification
        $expireInLabel = '';
        if (class_exists('pmLicenseManager')) {
            $pmLicenseManager = &pmLicenseManager::getSingleton();
            $expireIn         = $pmLicenseManager->getExpireIn();
            $expireInLabel    = $pmLicenseManager->getExpireInLabel();
        }
        $this->setVar('licenseNotification', $expireInLabel);

        // setting variables on javascript env.
        $this->setJSVar('meta', array('menu'=>$this->getMenu()));

        $activeTab = 0;
        if (isset($_SESSION['_defaultUserLocation'])) {
            $activeTab = $this->resolveUrlToTabIndex($_SESSION['_defaultUserLocation']);
        }

        if (isset($_GET['st'])) {
            $activeTab = $this->getActiveTab($_GET['st']);
            unset($_GET['st']);
        }

        $this->setJSVar('activeTab', $activeTab);
        $this->setJSVar('urlAddGetParams', $this->getUrlGetParams());
        $this->setJSVar('showSystemInfo', $showSystemInfo);

        $switchInterface = isset($_SESSION['user_experience']) && $_SESSION['user_experience'] == 'SWITCHABLE';

        if (($flyNotify = $this->getFlyNotify()) !== false) {
            $this->setJSVar('flyNotify', $flyNotify);
        }

        $this->setJSVar('switchInterface', $switchInterface);

        $this->includeExtJSLib('ux/ux.menu');
        $this->includeExtJS('main/index');
        $this->setLayout('pm-modern');
        $this->afterLoad($httpData);

        $this->render();
    }

    function getSystemInfo()
    {
        $this->setResponseType('json');
        $infoList = $this->_getSystemInfo();
        $data = array();

        foreach ($infoList as $row) {
            $data[] = array(
                'label'     => $row[0],
                'value'     => $row[1],
                'section'   => $row[2],
            );
        }
        return $data;
    }

    /**
     * Login
     */
    public function login()
    {
        require_once 'classes/model/LoginLog.php';
        G::LoadClass('system');
        G::loadClass('configuration');
        $this->conf = new Configurations;

        // getting posibles errors passed by GET method
        $this->getInUrlError();

        if (!isset ($_SESSION ['G_MESSAGE'])) {
            $_SESSION['G_MESSAGE'] = '';
        }
        if (!isset ($_SESSION ['G_MESSAGE_TYPE'])) {
            $_SESSION['G_MESSAGE_TYPE'] = '';
        }

        $msg = $_SESSION['G_MESSAGE'];
        $msgType = $_SESSION['G_MESSAGE_TYPE'];

        if (! isset($_SESSION['FAILED_LOGINS'])) {
            $_SESSION['FAILED_LOGINS'] = 0;
        }
        $sFailedLogins = $_SESSION ['FAILED_LOGINS'];

        if (isset ($_SESSION ['USER_LOGGED'])) {
            //close the session, if the current session_id was used in PM.
            $oCriteria = new Criteria ('workflow');
            $oCriteria->add (LoginLogPeer::LOG_SID, session_id ());
            $oCriteria->add (LoginLogPeer::USR_UID, isset ($_SESSION ['USER_LOGGED']) ?
                $_SESSION ['USER_LOGGED'] : '-');
            $oCriteria->add (LoginLogPeer::LOG_STATUS, 'ACTIVE');
            $oCriteria->add (LoginLogPeer::LOG_END_DATE, null, Criteria::ISNULL);
            $oDataset = LoginLogPeer::doSelectRS ($oCriteria);
            $oDataset->setFetchmode (ResultSet::FETCHMODE_ASSOC);
            $oDataset->next ();
            $aRow = $oDataset->getRow ();
            if ($aRow) {
                if ($aRow ['LOG_STATUS'] != 'CLOSED' && $aRow ['LOG_END_DATE'] == null) {
                    $weblog = new LoginLog ();
                    $aLog ['LOG_UID'] = $aRow ['LOG_UID'];
                    $aLog ['LOG_STATUS'] = 'CLOSED';
                    $aLog ['LOG_IP'] = $aRow ['LOG_IP'];
                    $aLog ['LOG_SID'] = session_id ();
                    $aLog ['LOG_INIT_DATE'] = $aRow ['LOG_INIT_DATE'];
                    $aLog ['LOG_END_DATE'] = date ('Y-m-d H:i:s');
                    $aLog ['LOG_CLIENT_HOSTNAME'] = $aRow ['LOG_CLIENT_HOSTNAME'];
                    $aLog ['USR_UID'] = $aRow ['USR_UID'];
                    $weblog->update ($aLog);
                }
            }
            //remove memcached session
            $this->memcache->delete('rbacSession' . session_id()) ;
        } else {
            // Execute SSO trigger
            $pluginRegistry =& PMPluginRegistry::getSingleton();
            if (defined('PM_SINGLE_SIGN_ON')) {
                if ($pluginRegistry->existsTrigger(PM_SINGLE_SIGN_ON)) {
                    if ($pluginRegistry->executeTriggers(PM_SINGLE_SIGN_ON, null)) {
                        // Start new session
                        @session_destroy();
                        session_start();
                        session_regenerate_id();
                        // Authenticate
                        $result = $this->authentication();
                        if ($result->success) {
                            // Redirect to landing page for the user
                            G::header('Location: ' . $result->url);
                            die();
                        }
                    }
                }
            }
        }
        //end log

        //start new session
        @session_destroy ();
        session_start ();
        session_regenerate_id ();

        if (strlen ($msg) > 0) {
            $_SESSION ['G_MESSAGE'] = $msg;
        }
        if (strlen ($msgType) > 0) {
            $_SESSION ['G_MESSAGE_TYPE'] = $msgType;
        }
        $_SESSION ['FAILED_LOGINS'] = $sFailedLogins;

        $availableLangArray = $this->getLanguagesList();

        G::LoadClass ('serverConfiguration');

        $oServerConf = & serverConf::getSingleton ();
        $sflag = $oServerConf->getHeartbeatProperty('HB_OPTION', 'HEART_BEAT_CONF');
        $sflag = (trim($sflag) != '') ? $sflag : '1';

        //get date of next beat
        $nextBeatDate = $oServerConf->getHeartbeatProperty('HB_NEXT_BEAT_DATE', 'HEART_BEAT_CONF');

        //if flag to send heartbeat is enabled, and it is time to send heartbeat, sent it using asynchronous beat.
        if (($sflag == "1") && ((strtotime("now") > $nextBeatDate) || is_null($nextBeatDate))) {
            //To do: we need to change to ExtJs
            $this->setJSVar('flagHeartBeat', 1);
        } else {
            $this->setJSVar('flagHeartBeat', 0);
        }

        //check if we show the panel with the getting started info
        require_once 'classes/model/Configuration.php';
        $oConfiguration = new Configuration ();
        $oCriteria = new Criteria ('workflow');
        $oCriteria->add (ConfigurationPeer::CFG_UID, 'getStarted');
        $oCriteria->add (ConfigurationPeer::OBJ_UID, '');
        $oCriteria->add (ConfigurationPeer::CFG_VALUE, '1');
        $oCriteria->add (ConfigurationPeer::PRO_UID, '');
        $oCriteria->add (ConfigurationPeer::USR_UID, '');
        $oCriteria->add (ConfigurationPeer::APP_UID, '');
        $flagGettingStarted =  ConfigurationPeer::doCount ($oCriteria);
        if ($flagGettingStarted == 0) {
            $this->setJSVar('flagGettingStarted', 1);
        } else {
            $this->setJSVar('flagGettingStarted', 0);
        }

        G::loadClass('configuration');
        $oConf = new Configurations;
        $oConf->loadConfig($obj, 'ENVIRONMENT_SETTINGS','');

        $flagForgotPassword = isset($oConf->aConfig['login_enableForgotPassword'])?
            $oConf->aConfig['login_enableForgotPassword']: 'off';

        $this->includeExtJSLib('ux/virtualkeyboard');
        $this->includeExtJS('main/login');
        $this->setView('main/login');

        $oConf->loadConfig($obj, 'ENVIRONMENT_SETTINGS','');

        $forgotPasswd    = isset($oConf->aConfig['login_enableForgotPassword'])?
            $oConf->aConfig['login_enableForgotPassword']: false;
        $virtualKeyboad  = isset($oConf->aConfig['login_enableVirtualKeyboard'])?
            $oConf->aConfig['login_enableVirtualKeyboard']: false;
        $defaultLanguaje = isset($oConf->aConfig['login_defaultLanguage'])?
            $oConf->aConfig['login_defaultLanguage']: 'en';

        $this->setJSVar('forgotPasswd', $forgotPasswd);
        $this->setJSVar('virtualKeyboad', $virtualKeyboad);

        $this->setJSVar('languages', $availableLangArray);
        $this->setJSVar('defaultLang', $defaultLanguaje);

        //binding G::SendTemporalMessage() to Ext.msgBoxSlider.msgTopCenter()
        if (($flyNotify = $this->getFlyNotify()) !== false) {
            $this->setJSVar('flyNotify', $flyNotify);
        }

        //binding G::SendTemporalMessage() to Ext.msgBoxSlider.msgTopCenter()
        if (isset($_GET['u'])) {
            $this->setJSVar('urlRequested', urldecode($_GET['u']));
        }

        $this->setVar('logo_company', $this->getCompanyLogo());
        $this->setVar('pmos_version', System::getVersion());

        $footerText = 'Copyright &copy; 2003-' . date('Y') . ' Colosa, Inc. All rights reserved.';
        $adviseText = 'Supplied free of charge with no support, certification, warranty,
            maintenance nor indemnity by Colosa and its Certified Partners. ';
        $this->setVar('footer_text', $footerText);
        $this->setVar('advise_text', $adviseText);
        $loginScript  = $this->getHeadPublisher()->getExtJsLibraries();
        $loginScript .= $this->getHeadPublisher()->getExtJsScripts();
        $this->setVar('login_script', $loginScript);
        $this->setVar('login_vars', $this->getHeadPublisher()->getExtJsVariablesScript());

        $this->setLayout('pm-modern-login');

        $this->render();
    }

    /**
     * SysLogin
     */
    public function sysLogin()
    {
        require_once ("propel/Propel.php");
        require_once ("creole/Creole.php");
        G::LoadClass('system');
        G::LoadThirdParty ("pake", "pakeColor.class");
        Propel::init (PATH_CORE . "config/databases.php");
        Creole::registerDriver ('dbarray', 'creole.contrib.DBArrayConnection');

        // getting posibles errors passed by GET method
        $this->getInUrlError();

        $availableWorkspace = $this->getWorkspacesAvailable();
        $availableWorkspaceList = array();

        foreach ($availableWorkspace as $ws) {
            $availableWorkspaceList[] = array($ws, $ws);
        }

        $aField ['LOGIN_VERIFY_MSG'] = G::loadTranslation('LOGIN_VERIFY_MSG');

        //Get Server Configuration
        G::LoadClass ('serverConfiguration');
        $oServerConf = & serverConf::getSingleton ();

        $availableLangArray = $this->getLanguagesList();

        $this->includeExtJSLib('ux/virtualkeyboard');
        $this->setJSVar('sysLang', SYS_LANG);
        $this->includeExtJS('main/sysLogin');

        $this->setVar('logo_company', $this->getCompanyLogo());
        $this->setVar('pmos_version', System::getVersion());

        $footerText = 'Copyright &copy; 2003-' . date('Y') . ' Colosa, Inc. All rights reserved.';
        $adviseText = 'Supplied free of charge with no support, certification, warranty,
            maintenance nor indemnity by Colosa and its Certified Partners. ';
        $this->setVar('footer_text', $footerText);
        $this->setVar('advise_text', $adviseText);

        //binding G::SendTemporalMessage() to Ext.msgBoxSlider.msgTopCenter()
        if (($flyNotify = $this->getFlyNotify()) !== false) {
            $this->setJSVar('flyNotify', $flyNotify);
        }

        $this->setJSVar('languages', $availableLangArray);
        $this->setJSVar('workspaces', $availableWorkspaceList);
        $this->setJSVar('wsPrivate', $oServerConf->getProperty('LOGIN_NO_WS'));

        $this->setJSVar('defaultLang', 'en');
        $this->setJSVar('defaultWS', '');

        $loginScript  = $this->getHeadPublisher()->getExtJsLibraries();
        $loginScript .= $this->getHeadPublisher()->getExtJsScripts();
        $this->setVar('login_script', $loginScript);
        $this->setVar('login_vars', $this->getHeadPublisher()->getExtJsVariablesScript());

        $this->setLayout('pm-modern-login');

        $this->render();
    }

    public function forgotPassword($httpData)
    {
        $this->setResponseType('json');
        global $RBAC;
        require_once PATH_RBAC."model/RbacUsers.php";
        require_once 'classes/model/Users.php';
        G::LoadClass("system");

        $rbacUser = new RbacUsers();
        $user = new Users();

        try {
            $userData = $rbacUser->getByUsername($httpData->username);

            if (!$userData) {
                $msg = G::LoadTranslation('ID_USER') . ' <b>' . $httpData->username . '</b> '.
                    G::LoadTranslation('ID_IS_NOT_REGISTERED');
                throw new Exception($msg);
            }

            if (trim($userData['USR_EMAIL']) != trim($httpData->email)) {
                $msg = G::LoadTranslation('ID_EMAIL_DOES_NOT_MATCH_FOR_USER') .' <b>'. $httpData->username . '</b>';
                throw new Exception($msg);
            }

            $newPass = G::generate_password();

            $aData['USR_UID']      = $userData['USR_UID'];
            $aData['USR_PASSWORD'] = md5($newPass);

            $rbacUser->update($aData);
            $user->update($aData);

            $subject = G::loadTranslation('ID_PROCESSMAKER_FORGOT_PASSWORD_SERVICE');

            $template = new TemplatePower(PATH_TPL . 'main/forgotPassword.tpl');
            $template->prepare();
            $template->assign('server', $_SERVER['SERVER_NAME']);

            $template->assign('serviceMsg', G::loadTranslation('ID_PROCESSMAKER_FORGOT_PASSWORD_SERVICE'));
            $template->assign('content', G::loadTranslation('ID_PASSWORD_CHANGED_SUCCESSFULLY'));
            $template->assign('passwd', $newPass);
            $template->assign('poweredBy', G::loadTranslation('ID_PROCESSMAKER_SLOGAN1'));
            $template->assign('versionLabel', G::loadTranslation('ID_VERSION'));
            $template->assign('version', System::getVersion());
            $template->assign('visit', G::loadTranslation('ID_VISIT'));

            $template->assign('footer', '');
            $body = $template->getOutputContent();

            G::sendMail('', 'ProcessMaker Service', $httpData->email, $subject, $body);

            $result->success = true;
            $result->message = G::LoadTranslation('ID_NEW_PASSWORD_SENT');
        } catch (Exception $e) {
            $result->success = false;
            $result->message = $e->getMessage();
        }
        return $result;
    }

    /**                         *
     *    Private Functions     *
     *                         **/
    private function getMenu()
    {
        global $G_MAIN_MENU;
        global $G_SUB_MENU;
        global $G_MENU_SELECTED;
        global $G_SUB_MENU_SELECTED;
        global $G_ID_MENU_SELECTED;
        global $G_ID_SUB_MENU_SELECTED;

        $G_MAIN_MENU         = 'processmaker';
        $G_SUB_MENU          = 'process';
        $G_ID_MENU_SELECTED  = 'BPMN';

        $oMenu = new Menu();
        $menus = $oMenu->generateArrayForTemplate($G_MAIN_MENU, 'SelectedMenu', 'mainMenu', $G_MENU_SELECTED,
            $G_ID_MENU_SELECTED);

        foreach ($menus as $i => $menu) {
            if (strpos($menu['target'], 'cases/main') !== false) {
                $menus[$i]['target'] = str_replace('cases/main', 'cases/main_init', $menus[$i]['target']);
            }
            if (strpos($menu['target'], 'bpmn/main') !== false) {
                $menus[$i]['target'] = str_replace('bpmn/main', 'bpmn/mainInit', $menus[$i]['target']);
            }
            if (strpos($menu['target'], 'processes/main') !== false) {
                $menus[$i]['target'] = str_replace('processes/main', 'processes/mainInit', $menus[$i]['target']);
            }
            if (strpos($menu['target'], 'setup/main') !== false) {
                $menus[$i]['target'] = str_replace('setup/main', 'setup/main_init', $menus[$i]['target']);
            }
            if (strpos($menu['target'], 'dashboard/main') !== false) {
                $menus[$i]['target'] = str_replace('dashboard/main', 'dashboard', $menus[$i]['target']);
            }
            $menus[$i]['elementclass'] = preg_replace(array('/class=/', '/"/'), array('', ''),
                $menus[$i]['elementclass']) ;
        }
        return $menus;
    }

    private function resolveUrlToTabIndex($url)
    {
        if (strpos($url, 'cases/main') !== false) {
            $activeTab = 0;
        } elseif (strpos($url, 'processes/main') !== false) {
            $activeTab = 1;
        } elseif (strpos($url, 'dashboard/main') !== false) {
            $activeTab = 2;
        } elseif (strpos($url, 'setup/main') !== false) {
            $activeTab = 3;
        } else {
            $activeTab = 0;
        }

        return $activeTab;
    }

    private function getCompanyLogo()
    {
        $sCompanyLogo = '/images/processmaker2.logo2.png';

        if (defined("SYS_SYS")) {
            if (($aFotoSelect = $this->memcache->get('aFotoSelect')) === false) {
                G::LoadClass('replacementLogo');
                $oLogoR = new replacementLogo();
                $aFotoSelect   = $oLogoR->getNameLogo((isset($_SESSION['USER_LOGGED']))?$_SESSION['USER_LOGGED']:'');
                $this->memcache->set('aFotoSelect', $aFotoSelect, 1*3600);
            }

            if (is_array ($aFotoSelect)) {
                $sFotoSelect   = trim($aFotoSelect['DEFAULT_LOGO_NAME']);
                $sWspaceSelect = trim($aFotoSelect['WORKSPACE_LOGO_NAME']);
            }
        }

        if (class_exists('PMPluginRegistry')) {
            $oPluginRegistry = &PMPluginRegistry::getSingleton();

            if (isset($sFotoSelect) && $sFotoSelect!='' && !(strcmp($sWspaceSelect,SYS_SYS))) {
                $sCompanyLogo = $oPluginRegistry->getCompanyLogo($sFotoSelect);
                $sCompanyLogo = "/sys".SYS_SYS."/".SYS_LANG."/".SYS_SKIN."/adminProxy/showLogoFile?id=".
                    base64_encode($sCompanyLogo);
            } else {
                $sCompanyLogo = $oPluginRegistry->getCompanyLogo($sCompanyLogo);
            }
        }

        return $sCompanyLogo;
    }

    public function getLanguagesList()
    {
        //translation
        $Translations = G::getModel("Translation");
        $translationsTable = $Translations->getTranslationEnvironments();

        if (($languagesList = $this->memcache->get('languagesList')) === false) {
            $languagesList = array ();

            foreach ($translationsTable as $locale) {
                $LANG_ID = $locale['LOCALE'];

                if ($locale['COUNTRY'] != '.') {
                    $LANG_NAME = $locale['LANGUAGE'] . ' (' . (ucwords(strtolower($locale['COUNTRY']))) . ')';
                } else {
                    $LANG_NAME = $locale['LANGUAGE'];
                }

                $languagesList [] = array($LANG_ID, $LANG_NAME);
            }
            $this->memcache->set('languagesList', $languagesList, 1*3600);
        }

        return $languagesList;
    }

    private function getWorkspacesAvailable()
    {
        G::LoadClass ('serverConfiguration');
        $oServerConf = & serverConf::getSingleton ();
        $dir = PATH_DB;
        $filesArray = array ();
        if (file_exists ($dir)) {
            if ($handle = opendir ($dir)) {
                while (false !== ($file = readdir ($handle))) {
                    if (($file != ".") && ($file != "..")) {
                        if (file_exists (PATH_DB . $file . '/db.php')) {
                            if (! $oServerConf->isWSDisabled ($file)) {
                                $filesArray [] = $file;
                            }
                        }
                    }
                }
                closedir ($handle);
            }
        }
        sort ($filesArray, SORT_STRING);
        return $filesArray;
    }

    private function getUserRole()
    {
        global $RBAC;
        $rolCode = str_replace('_', ' ', $RBAC->aUserInfo['PROCESSMAKER']['ROLE']['ROL_CODE']);
        $rolUid  = $RBAC->aUserInfo['PROCESSMAKER']['ROLE']['ROL_UID'];

        $oCriteria1 = new Criteria('workflow');
        $oCriteria1->add(ContentPeer::CON_CATEGORY, 'ROL_NAME');
        $oCriteria1->add(ContentPeer::CON_ID, $rolUid);
        $oCriteria1->add(ContentPeer::CON_LANG, SYS_LANG);
        $oDataset1 = ContentPeer::doSelectRS($oCriteria1);
        $oDataset1->setFetchmode(ResultSet::FETCHMODE_ASSOC);
        $oDataset1->next();
        $aRow = $oDataset1->getRow();
        $rolName = $aRow['CON_VALUE'];

        return $rolName ? $rolName : $rolCode;
    }

    /**
     * binding G::SendTemporalMessage() to Javascript routine Ext.msgBoxSlider.msgTopCenter()
     */
    private function getFlyNotify()
    {
        if (!isset($_SESSION['G_MESSAGE'])) {
            return false;
        }

        $flyNotify['title'] = isset($_SESSION['G_MESSAGE_TITLE']) ? $_SESSION['G_MESSAGE_TITLE'] : '';
        $flyNotify['text'] = $_SESSION['G_MESSAGE'];

        unset($_SESSION['G_MESSAGE']);
        if (isset($_SESSION['G_MESSAGE_TYPE'])) {
            $flyNotify['type'] = $_SESSION['G_MESSAGE_TYPE'];
            unset($_SESSION['G_MESSAGE_TYPE']);
        } else {
            $flyNotify['type'] = '';
        }

        if ($flyNotify['title'] == '') {
            switch($flyNotify['type']) {
                case 'alert':
                case 'warning':
                case 'tmp-warning':
                    $flyNotify['title'] = G::loadTranslation('ID_WARNING');
                    break;
                case 'error':
                case 'tmp-error':
                    $flyNotify['title'] = G::loadTranslation('ID_ERROR');
                    break;
                case 'tmp-info':
                case 'info':
                    $flyNotify['title'] = G::loadTranslation('ID_INFO');
                    break;
                case 'success':
                case 'ok':
                    $flyNotify['title'] = G::loadTranslation('ID_SUCCESS');
                    break;
            }
            $flyNotify['title'] = strtoupper($flyNotify['title']);
        }
        //TODO make dinamic
        $flyNotify['time'] = 5;
        $this->flyNotify = $flyNotify;

        return $this->flyNotify;
    }

    private function setFlyNotify($type, $title, $text, $time=5)
    {
        $this->flyNotify = array(
            'type'  => $type,
            'title' => $title,
            'text'  => $text,
            'time'  => $time
        );

        $_SESSION ['G_MESSAGE'] = $text;
        $_SESSION ['G_MESSAGE_TYPE'] = $type;
    }

    private function getInUrlError()
    {
        if (isset($_GET['errno'])) {
            switch ($_GET['errno']) {
                case '1':
                    $trnLabel = 'ID_USER_HAVENT_RIGHTS_PAGE';
                    break;
                case '2':
                    $trnLabel = 'ID_NOT_WORKSPACE';
                    break;
                default:
                    $trnLabel = 'ID_USER_HAVENT_RIGHTS_PAGE';
                    break;
            }
            $this->setFlyNotify('error', 'ERROR', G::loadTranslation($trnLabel));
        }
    }

    private function getActiveTab($activeTab)
    {
        if (!is_numeric($activeTab)) {
            switch ($activeTab) {
                case 'home':
                    $activeTab = 0;
                    break;
                case 'designer':
                    $activeTab = 1;
                    break;
                case 'dashboard':
                    $activeTab = 2;
                    break;
                case 'admin':
                    $activeTab = 3;
                    break;
                default:
                    $activeTab = 0;
                    break;
            }
        } else {
            $activeTab = $activeTab > -1 && $activeTab < 3 ? (int) $activeTab : '';
        }
        return $activeTab;
    }

    private function getUrlGetParams()
    {
        $urlGetParams = '';
        foreach ($_GET as $key => $value) {
            $urlGetParams .= $urlGetParams == '' ? $key : "&" . $key;
            $urlGetParams .= trim($value) != '' ? '=' . $value : '';
        }
        return $urlGetParams;
    }

    private function getUserFullName()
    {
        return isset($_SESSION['USR_FULLNAME']) ? $_SESSION['USR_FULLNAME'] : '';
    }

    private function _getSystemInfo()
    {
        G::LoadClass("system");

        if (getenv('HTTP_CLIENT_IP')) {
            $ip = getenv('HTTP_CLIENT_IP');
        } else {
            if (getenv('HTTP_X_FORWARDED_FOR')) {
                $ip = getenv('HTTP_X_FORWARDED_FOR');
            } else {
                $ip = getenv('REMOTE_ADDR');
            }
        }

        $redhat = '';
        if (file_exists ('/etc/redhat-release')) {
            $fnewsize = filesize ('/etc/redhat-release');
            $fp = fopen ('/etc/redhat-release', 'r');
            $redhat = trim (fread ($fp, $fnewsize));
            fclose ($fp);
        }

        $redhat .= " (" . PHP_OS . ")";
        if (defined ("DB_HOST")) {
            G::LoadClass ('net');
            G::LoadClass ('dbConnections');
            $dbNetView = new NET (DB_HOST);
            $dbNetView->loginDbServer (DB_USER, DB_PASS);

            $dbConns = new dbConnections ('');
            $availdb = '';
            foreach ($dbConns->getDbServicesAvailables () as $key => $val) {
                if ($availdb != '') {
                    $availdb .= ', ';
                }
                $availdb .= $val ['name'];
            }

            try {
                $sMySQLVersion = $dbNetView->getDbServerVersion (DB_ADAPTER);
            } catch (Exception $oException) {
                $sMySQLVersion = '?????';
            }
        }

        $sysSection = G::loadTranslation('ID_SYSTEM_INFO');
        $pmSection  = 'ProcessMaker Information';

        $properties = array();
        $ee = class_exists('pmLicenseManager') ? " - Enterprise Edition" : '';
        $properties[] = array('ProcessMaker Ver.', System::getVersion() . $ee, $pmSection);
        $properties[] = array('Operating System', $redhat, $sysSection);
        $properties[] = array('Time Zone', (defined('TIME_ZONE')) ? TIME_ZONE : "Unknown", $sysSection);
        $properties[] = array('Web Server', getenv ('SERVER_SOFTWARE'), $sysSection);
        $properties[] = array('Server Name', getenv ('SERVER_NAME'), $pmSection);
        $properties[] = array('Server IP Address', $this->lookup ($ip), $sysSection);
        $properties[] = array('PHP Version', phpversion(), $sysSection);

        if (defined ("DB_HOST")) {
            $properties[] = array('Data Base', $dbNetView->dbName(DB_ADAPTER) . ' (Version ' . $sMySQLVersion . ')',
                $pmSection);
            $properties[] = array('Data Base Server', DB_HOST, $pmSection);
            $properties[] = array('Data Base Name', DB_NAME, $pmSection);
            $properties[] = array('Available DB Engines', $availdb, $sysSection);
        } else {
            $properties[] = array('Data Base', "Not defined", $pmSection);
            $properties[] = array('Data Base Server', "Not defined", $pmSection);
            $properties[] = array('Data Base Name', "Not defined", $pmSection);
            $properties[] = array('Available DB Engines', "Not defined", $sysSection);
        }

        $properties[] = array('Workspace', defined ("SYS_SYS") ? SYS_SYS : "Not defined", $pmSection);

        $properties[] = array('Server Protocol', getenv ('SERVER_PROTOCOL'), $sysSection);
        $properties[] = array('Server Port', getenv ('SERVER_PORT'), $sysSection);
        //$properties[] = array('Remote Host', getenv ('REMOTE_HOST'), $sysSection);
        $properties[] = array('Server Addr.', getenv ('SERVER_ADDR'), $sysSection);
        $properties[] = array('User\'s Browser', getenv ('HTTP_USER_AGENT'), $sysSection);

        return $properties;
    }

    private function lookup($target)
    {
        global $ntarget;
        $msg = $target . ' => ';
        //if (eregi ('[a-zA-Z]', $target))
        if (preg_match('[a-zA-Z]', $target)) {
            //Made compatible to PHP 5.3
            $ntarget = gethostbyname ($target);
        } else {
            $ntarget = gethostbyaddr ($target);
        }
        $msg .= $ntarget;
        return ($msg);
    }

    /**
     * Execute common reoutes after index() action load
     */
    private function afterLoad($httpData)
    {
        if (isset($httpData->i18) || isset($httpData->i18n)) {
            $_SESSION['DEV_FLAG'] = true;
        }
    }
}