Просмотр архива Contao (бывшая TYPOlight)


<?php

/**
 * Contao Open Source CMS
 *
 * Copyright (c) 2005-2016 Leo Feyer
 *
 * @license LGPL-3.0+
 */

namespace Contao;


/**
 * Front end module "login".
 *
 * @author Leo Feyer <https://github.com/leofeyer>
 */
class ModuleLogin extends Module
{

    /**
     * Template
     * @var string
     */
    protected $strTemplate = 'mod_login_1cl';


    /**
     * Display a login form
     *
     * @return string
     */
    public function generate()
    {
        if (TL_MODE == 'BE')
        {
            /** @var BackendTemplate|object $objTemplate */
            $objTemplate = new BackendTemplate('be_wildcard');

            $objTemplate->wildcard = '### ' . utf8_strtoupper($GLOBALS['TL_LANG']['FMD']['login'][0]) . ' ###';
            $objTemplate->title = $this->headline;
            $objTemplate->id = $this->id;
            $objTemplate->link = $this->name;
            $objTemplate->href = 'contao/main.php?do=themes&amp;table=tl_module&amp;act=edit&amp;id=' . $this->id;

            return $objTemplate->parse();
        }

        // Set the last page visited
        if (!$_POST && $this->redirectBack)
        {
            $_SESSION['LAST_PAGE_VISITED'] = $this->getReferer();
        }

        // Login
        if (Input::post('FORM_SUBMIT') == 'tl_login')
        {
            // Check whether username and password are set
            if (empty($_POST['username']) || empty($_POST['password']))
            {
                $_SESSION['LOGIN_ERROR'] = $GLOBALS['TL_LANG']['MSC']['emptyField'];
                $this->reload();
            }

            $this->import('FrontendUser', 'User');
            $strRedirect = Environment::get('request');

            // Redirect to the last page visited
            if ($this->redirectBack && $_SESSION['LAST_PAGE_VISITED'] != '')
            {
                $strRedirect = $_SESSION['LAST_PAGE_VISITED'];
            }
            else
            {
                // Redirect to the jumpTo page
                if ($this->jumpTo && ($objTarget = $this->objModel->getRelated('jumpTo')) !== null)
                {
                    /** @var PageModel $objTarget */
                    $strRedirect = $objTarget->getFrontendUrl();
                }

                // Overwrite the jumpTo page with an individual group setting
                $objMember = MemberModel::findByUsername(Input::post('username'));

                if ($objMember !== null)
                {
                    $arrGroups = deserialize($objMember->groups);

                    if (!empty($arrGroups) && is_array($arrGroups))
                    {
                        $objGroupPage = MemberGroupModel::findFirstActiveWithJumpToByIds($arrGroups);

                        if ($objGroupPage !== null)
                        {
                            $strRedirect = $this->generateFrontendUrl($objGroupPage->row(), null, null, true);
                        }
                    }
                }
            }

            // Auto login is not allowed
            if (isset($_POST['autologin']) && !$this->autologin)
            {
                unset($_POST['autologin']);
                Input::setPost('autologin', null);
            }

            // Login and redirect
            if ($this->User->login())
            {
                $this->redirect($strRedirect);
            }

            $this->reload();
        }

        // Logout and redirect to the website root if the current page is protected
        if (Input::post('FORM_SUBMIT') == 'tl_logout')
        {
            /** @var PageModel $objPage */
            global $objPage;

            $this->import('FrontendUser', 'User');
            $strRedirect = Environment::get('request');

            // Redirect to last page visited
            if ($this->redirectBack && strlen($_SESSION['LAST_PAGE_VISITED']))
            {
                $strRedirect = $_SESSION['LAST_PAGE_VISITED'];
            }

            // Redirect home if the page is protected
            elseif ($objPage->protected)
            {
                $strRedirect = Environment::get('base');
            }

            // Logout and redirect
            if ($this->User->logout())
            {
                $this->redirect($strRedirect);
            }

            $this->reload();
        }

        return parent::generate();
    }


    /**
     * Generate the module
     */
    protected function compile()
    {
        // Show logout form
        if (FE_USER_LOGGED_IN)
        {
            $this->import('FrontendUser', 'User');
            $this->strTemplate = ($this->cols > 1) ? 'mod_logout_2cl' : 'mod_logout_1cl';

            /** @var FrontendTemplate|object $objTemplate */
            $objTemplate = new FrontendTemplate($this->strTemplate);

            $this->Template = $objTemplate;
            $this->Template->setData($this->arrData);

            $this->Template->slabel = specialchars($GLOBALS['TL_LANG']['MSC']['logout']);
            $this->Template->loggedInAs = sprintf($GLOBALS['TL_LANG']['MSC']['loggedInAs'], $this->User->username);
            $this->Template->action = ampersand(Environment::get('indexFreeRequest'));

            if ($this->User->lastLogin > 0)
            {
                /** @var PageModel $objPage */
                global $objPage;

                $this->Template->lastLogin = sprintf($GLOBALS['TL_LANG']['MSC']['lastLogin'][1], Date::parse($objPage->datimFormat, $this->User->lastLogin));
            }

            return;
        }

        $this->strTemplate = ($this->cols > 1) ? 'mod_login_2cl' : 'mod_login_1cl';

        /** @var FrontendTemplate|object $objTemplate */
        $objTemplate = new FrontendTemplate($this->strTemplate);

        $this->Template = $objTemplate;
        $this->Template->setData($this->arrData);

        $blnHasError = false;

        if (!empty($_SESSION['TL_ERROR']))
        {
            $blnHasError = true;
            $_SESSION['LOGIN_ERROR'] = $_SESSION['TL_ERROR'][0];
            $_SESSION['TL_ERROR'] = array();
        }

        if (isset($_SESSION['LOGIN_ERROR']))
        {
            $blnHasError = true;
            $this->Template->message = $_SESSION['LOGIN_ERROR'];
        }

        $this->Template->hasError = $blnHasError;
        $this->Template->username = $GLOBALS['TL_LANG']['MSC']['username'];
        $this->Template->password = $GLOBALS['TL_LANG']['MSC']['password'][0];
        $this->Template->action = ampersand(Environment::get('indexFreeRequest'));
        $this->Template->slabel = specialchars($GLOBALS['TL_LANG']['MSC']['login']);
        $this->Template->value = specialchars(Input::post('username'));
        $this->Template->autologin = ($this->autologin && Config::get('autologin') > 0);
        $this->Template->autoLabel = $GLOBALS['TL_LANG']['MSC']['autologin'];
    }
}