/**
  * @uses LeftAndMainExtension->init()
  * @uses LeftAndMainExtension->accessedCMS()
  * @uses CMSMenu
  */
 protected function init()
 {
     parent::init();
     SSViewer::config()->update('rewrite_hash_links', false);
     ContentNegotiator::config()->update('enabled', false);
     // set language
     $member = Member::currentUser();
     if (!empty($member->Locale)) {
         i18n::set_locale($member->Locale);
     }
     if (!empty($member->DateFormat)) {
         i18n::config()->date_format = $member->DateFormat;
     }
     if (!empty($member->TimeFormat)) {
         i18n::config()->time_format = $member->TimeFormat;
     }
     // can't be done in cms/_config.php as locale is not set yet
     CMSMenu::add_link('Help', _t('LeftAndMain.HELP', 'Help', 'Menu title'), $this->config()->help_link, -2, array('target' => '_blank'));
     // Allow customisation of the access check by a extension
     // Also all the canView() check to execute Controller::redirect()
     if (!$this->canView() && !$this->getResponse()->isFinished()) {
         // When access /admin/, we should try a redirect to another part of the admin rather than be locked out
         $menu = $this->MainMenu();
         foreach ($menu as $candidate) {
             if ($candidate->Link && $candidate->Link != $this->Link() && $candidate->MenuItem->controller && singleton($candidate->MenuItem->controller)->canView()) {
                 $this->redirect($candidate->Link);
                 return;
             }
         }
         if (Member::currentUser()) {
             Session::set("BackURL", null);
         }
         // if no alternate menu items have matched, return a permission error
         $messageSet = array('default' => _t('LeftAndMain.PERMDEFAULT', "You must be logged in to access the administration area; please enter your credentials below."), 'alreadyLoggedIn' => _t('LeftAndMain.PERMALREADY', "I'm sorry, but you can't access that part of the CMS.  If you want to log in as someone else, do" . " so below."), 'logInAgain' => _t('LeftAndMain.PERMAGAIN', "You have been logged out of the CMS.  If you would like to log in again, enter a username and" . " password below."));
         Security::permissionFailure($this, $messageSet);
         return;
     }
     // Don't continue if there's already been a redirection request.
     if ($this->redirectedTo()) {
         return;
     }
     // Audit logging hook
     if (empty($_REQUEST['executeForm']) && !$this->getRequest()->isAjax()) {
         $this->extend('accessedCMS');
     }
     // Set the members html editor config
     if (Member::currentUser()) {
         HTMLEditorConfig::set_active_identifier(Member::currentUser()->getHtmlEditorConfigForCMS());
     }
     // Set default values in the config if missing.  These things can't be defined in the config
     // file because insufficient information exists when that is being processed
     $htmlEditorConfig = HTMLEditorConfig::get_active();
     $htmlEditorConfig->setOption('language', i18n::get_tinymce_lang());
     Requirements::customScript("\n\t\t\twindow.ss = window.ss || {};\n\t\t\twindow.ss.config = " . $this->getCombinedClientConfig() . ";\n\t\t");
     Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/client/dist/js/vendor.js');
     Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/client/dist/js/bundle.js');
     Requirements::css(ltrim(FRAMEWORK_ADMIN_DIR . '/client/dist/styles/bundle.css', '/'));
     Requirements::add_i18n_javascript(ltrim(FRAMEWORK_DIR . '/client/lang', '/'), false, true);
     Requirements::add_i18n_javascript(FRAMEWORK_ADMIN_DIR . '/client/lang', false, true);
     if ($this->config()->session_keepalive_ping) {
         Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/client/dist/js/LeftAndMain.Ping.js');
     }
     if (Director::isDev()) {
         // TODO Confuses jQuery.ondemand through document.write()
         Requirements::javascript(ADMIN_THIRDPARTY_DIR . '/jquery-entwine/src/jquery.entwine.inspector.js');
         Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/client/dist/js/leaktools.js');
     }
     // Custom requirements
     $extraJs = $this->stat('extra_requirements_javascript');
     if ($extraJs) {
         foreach ($extraJs as $file => $config) {
             if (is_numeric($file)) {
                 $file = $config;
             }
             Requirements::javascript($file);
         }
     }
     $extraCss = $this->stat('extra_requirements_css');
     if ($extraCss) {
         foreach ($extraCss as $file => $config) {
             if (is_numeric($file)) {
                 $file = $config;
                 $config = array();
             }
             Requirements::css($file, isset($config['media']) ? $config['media'] : null);
         }
     }
     $extraThemedCss = $this->stat('extra_requirements_themedCss');
     if ($extraThemedCss) {
         foreach ($extraThemedCss as $file => $config) {
             if (is_numeric($file)) {
                 $file = $config;
                 $config = array();
             }
             Requirements::themedCSS($file, isset($config['media']) ? $config['media'] : null);
         }
     }
     $dummy = null;
     $this->extend('init', $dummy);
     // Assign default cms theme and replace user-specified themes
     SSViewer::set_themes($this->config()->admin_themes);
     //set the reading mode for the admin to stage
     Versioned::set_stage(Versioned::DRAFT);
 }
    /**
     * Constructor
     *
     * @skipUpgrade
     * @param Controller $controller The parent controller, necessary to
     *                               create the appropriate form action tag.
     * @param string $name The method on the controller that will return this
     *                     form object.
     * @param FieldList $fields All of the fields in the form - a
     *                                   {@link FieldList} of {@link FormField}
     *                                   objects.
     * @param FieldList|FormAction $actions All of the action buttons in the
     *                                     form - a {@link FieldList} of
     *                                     {@link FormAction} objects
     * @param bool $checkCurrentUser If set to TRUE, it will be checked if a
     *                               the user is currently logged in, and if
     *                               so, only a logout button will be rendered
     */
    public function __construct($controller, $name, $fields = null, $actions = null, $checkCurrentUser = true)
    {
        // This is now set on the class directly to make it easier to create subclasses
        // $this->authenticator_class = $authenticatorClassName;
        $customCSS = project() . '/css/member_login.css';
        if (Director::fileExists($customCSS)) {
            Requirements::css($customCSS);
        }
        if (isset($_REQUEST['BackURL'])) {
            $backURL = $_REQUEST['BackURL'];
        } else {
            $backURL = Session::get('BackURL');
        }
        if ($checkCurrentUser && Member::currentUser() && Member::logged_in_session_exists()) {
            $fields = FieldList::create(HiddenField::create("AuthenticationMethod", null, $this->authenticator_class, $this));
            $actions = FieldList::create(FormAction::create("logout", _t('Member.BUTTONLOGINOTHER', "Log in as someone else")));
        } else {
            if (!$fields) {
                $label = Member::singleton()->fieldLabel(Member::config()->unique_identifier_field);
                $fields = FieldList::create(HiddenField::create("AuthenticationMethod", null, $this->authenticator_class, $this), $emailField = TextField::create("Email", $label, null, null, $this), PasswordField::create("Password", _t('Member.PASSWORD', 'Password')));
                if (Security::config()->remember_username) {
                    $emailField->setValue(Session::get('SessionForms.MemberLoginForm.Email'));
                } else {
                    // Some browsers won't respect this attribute unless it's added to the form
                    $this->setAttribute('autocomplete', 'off');
                    $emailField->setAttribute('autocomplete', 'off');
                }
                if (Security::config()->autologin_enabled) {
                    $fields->push(CheckboxField::create("Remember", _t('Member.KEEPMESIGNEDIN', "Keep me signed in"))->setAttribute('title', sprintf(_t('Member.REMEMBERME', "Remember me next time? (for %d days on this device)"), RememberLoginHash::config()->get('token_expiry_days'))));
                }
            }
            if (!$actions) {
                $actions = FieldList::create(FormAction::create('dologin', _t('Member.BUTTONLOGIN', "Log in")), LiteralField::create('forgotPassword', '<p id="ForgotPassword"><a href="' . Security::lost_password_url() . '">' . _t('Member.BUTTONLOSTPASSWORD', "I've lost my password") . '</a></p>'));
            }
        }
        if (isset($backURL)) {
            $fields->push(HiddenField::create('BackURL', 'BackURL', $backURL));
        }
        // Reduce attack surface by enforcing POST requests
        $this->setFormMethod('POST', true);
        parent::__construct($controller, $name, $fields, $actions);
        $this->setValidator(RequiredFields::create('Email', 'Password'));
        // Focus on the email input when the page is loaded
        $js = <<<JS
\t\t\t(function() {
\t\t\t\tvar el = document.getElementById("MemberLoginForm_LoginForm_Email");
\t\t\t\tif(el && el.focus && (typeof jQuery == 'undefined' || jQuery(el).is(':visible'))) el.focus();
\t\t\t})();
JS;
        Requirements::customScript($js, 'MemberLoginFormFieldFocus');
    }