silverstripe-framework/admin/code/LeftAndMain.php
2016-12-19 16:08:19 +13:00

2198 lines
74 KiB
PHP

<?php
namespace SilverStripe\Admin;
use SilverStripe\CMS\Controllers\CMSPageEditController;
use SilverStripe\CMS\Controllers\CMSPagesController;
use SilverStripe\CMS\Model\SiteTree;
use SilverStripe\CMS\Model\VirtualPage;
use SilverStripe\CMS\Controllers\SilverStripeNavigator;
use SilverStripe\Control\ContentNegotiator;
use SilverStripe\Control\Director;
use SilverStripe\Control\HTTPResponse;
use SilverStripe\Control\Session;
use SilverStripe\Control\HTTPRequest;
use SilverStripe\Control\HTTPResponse_Exception;
use SilverStripe\Control\Controller;
use SilverStripe\Control\PjaxResponseNegotiator;
use SilverStripe\Core\Convert;
use SilverStripe\Core\Config\Config;
use SilverStripe\Core\Cache;
use SilverStripe\Core\ClassInfo;
use SilverStripe\Core\Injector\Injector;
use SilverStripe\Dev\Deprecation;
use SilverStripe\Forms\Form;
use SilverStripe\Forms\HiddenField;
use SilverStripe\Forms\LiteralField;
use SilverStripe\Forms\FormAction;
use SilverStripe\Forms\FieldList;
use SilverStripe\Forms\DropdownField;
use SilverStripe\Forms\PrintableTransformation;
use SilverStripe\Forms\HTMLEditor\HTMLEditorConfig;
use SilverStripe\Forms\HTMLEditor\HTMLEditorField_Toolbar;
use SilverStripe\Forms\Schema\FormSchema;
use SilverStripe\i18n\i18n;
use SilverStripe\ORM\FieldType\DBHTMLText;
use SilverStripe\ORM\Hierarchy\Hierarchy;
use SilverStripe\ORM\SS_List;
use SilverStripe\ORM\ValidationResult;
use SilverStripe\ORM\Versioning\Versioned;
use SilverStripe\ORM\DataModel;
use SilverStripe\ORM\ValidationException;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\FieldType\DBField;
use SilverStripe\ORM\DataObject;
use SilverStripe\ORM\DB;
use SilverStripe\Security\SecurityToken;
use SilverStripe\Security\Member;
use SilverStripe\Security\Permission;
use SilverStripe\Security\Security;
use SilverStripe\Security\PermissionProvider;
use SilverStripe\View\SSViewer;
use SilverStripe\View\Requirements;
use SilverStripe\View\ArrayData;
use ReflectionClass;
use InvalidArgumentException;
use SilverStripe\SiteConfig\SiteConfig;
/**
* LeftAndMain is the parent class of all the two-pane views in the CMS.
* If you are wanting to add more areas to the CMS, you can do it by subclassing LeftAndMain.
*
* This is essentially an abstract class which should be subclassed.
* See {@link CMSMain} for a good example.
*/
class LeftAndMain extends Controller implements PermissionProvider
{
/**
* Form schema header identifier
*/
const SCHEMA_HEADER = 'X-Formschema-Request';
/**
* Enable front-end debugging (increases verbosity) in dev mode.
* Will be ignored in live environments.
*
* @var bool
*/
private static $client_debugging = true;
/**
* The current url segment attached to the LeftAndMain instance
*
* @config
* @var string
*/
private static $url_segment;
/**
* @config
* @var string
*/
private static $url_rule = '/$Action/$ID/$OtherID';
/**
* @config
* @var string
*/
private static $menu_title;
/**
* @config
* @var string
*/
private static $menu_icon;
/**
* @config
* @var int
*/
private static $menu_priority = 0;
/**
* @config
* @var int
*/
private static $url_priority = 50;
/**
* A subclass of {@link DataObject}.
*
* Determines what is managed in this interface, through
* {@link getEditForm()} and other logic.
*
* @config
* @var string
*/
private static $tree_class = null;
/**
* The url used for the link in the Help tab in the backend
*
* @config
* @var string
*/
private static $help_link = '//userhelp.silverstripe.org/framework/en/3.3';
/**
* @var array
*/
private static $allowed_actions = [
'index',
'save',
'savetreenode',
'getsubtree',
'updatetreenodes',
'printable',
'show',
'EditorToolbar',
'EditForm',
'AddForm',
'batchactions',
'BatchActionsForm',
'schema',
];
private static $url_handlers = [
'GET schema/$FormName/$ItemID/$OtherItemID' => 'schema'
];
private static $dependencies = [
'FormSchema' => '%$FormSchema'
];
/**
* Current form schema helper
*
* @var FormSchema
*/
protected $schema = null;
/**
* Assign themes to use for cms
*
* @config
* @var array
*/
private static $admin_themes = [
'silverstripe/framework:/admin/themes/cms-forms',
SSViewer::DEFAULT_THEME,
];
/**
* Codes which are required from the current user to view this controller.
* If multiple codes are provided, all of them are required.
* All CMS controllers require "CMS_ACCESS_LeftAndMain" as a baseline check,
* and fall back to "CMS_ACCESS_<class>" if no permissions are defined here.
* See {@link canView()} for more details on permission checks.
*
* @config
* @var array
*/
private static $required_permission_codes;
/**
* @config
* @var String Namespace for session info, e.g. current record.
* Defaults to the current class name, but can be amended to share a namespace in case
* controllers are logically bundled together, and mainly separated
* to achieve more flexible templating.
*/
private static $session_namespace;
/**
* Register additional requirements through the {@link Requirements} class.
* Used mainly to work around the missing "lazy loading" functionality
* for getting css/javascript required after an ajax-call (e.g. loading the editform).
*
* YAML configuration example:
* <code>
* LeftAndMain:
* extra_requirements_javascript:
* - mysite/javascript/myscript.js
* </code>
*
* @config
* @var array
*/
private static $extra_requirements_javascript = array();
/**
* YAML configuration example:
* <code>
* LeftAndMain:
* extra_requirements_css:
* - mysite/css/mystyle.css:
* media: screen
* </code>
*
* @config
* @var array See {@link extra_requirements_javascript}
*/
private static $extra_requirements_css = array();
/**
* @config
* @var array See {@link extra_requirements_javascript}
*/
private static $extra_requirements_themedCss = array();
/**
* If true, call a keepalive ping every 5 minutes from the CMS interface,
* to ensure that the session never dies.
*
* @config
* @var boolean
*/
private static $session_keepalive_ping = true;
/**
* Value of X-Frame-Options header
*
* @config
* @var string
*/
private static $frame_options = 'SAMEORIGIN';
/**
* @var PjaxResponseNegotiator
*/
protected $responseNegotiator;
/**
* Gets the combined configuration of all LeafAndMain subclasses required by the client app.
*
* @return array
*
* WARNING: Experimental API
*/
public function getCombinedClientConfig()
{
$combinedClientConfig = ['sections' => []];
$cmsClassNames = CMSMenu::get_cms_classes('SilverStripe\\Admin\\LeftAndMain', true, CMSMenu::URL_PRIORITY);
foreach ($cmsClassNames as $className) {
$combinedClientConfig['sections'][$className] = Injector::inst()->get($className)->getClientConfig();
}
// Pass in base url (absolute and relative)
$combinedClientConfig['baseUrl'] = Director::baseURL();
$combinedClientConfig['absoluteBaseUrl'] = Director::absoluteBaseURL();
$combinedClientConfig['adminUrl'] = AdminRootController::admin_url();
// Get "global" CSRF token for use in JavaScript
$token = SecurityToken::inst();
$combinedClientConfig[$token->getName()] = $token->getValue();
// Set env
$combinedClientConfig['environment'] = Director::get_environment_type();
$combinedClientConfig['debugging'] = $this->config()->client_debugging;
return Convert::raw2json($combinedClientConfig);
}
/**
* Returns configuration required by the client app.
*
* @return array
*
* WARNING: Experimental API
*/
public function getClientConfig()
{
return [
// Trim leading/trailing slash to make it easier to concatenate URL
// and use in routing definitions.
'url' => trim($this->Link(), '/'),
];
}
/**
* Get form schema helper
*
* @return FormSchema
*/
public function getFormSchema()
{
return $this->schema;
}
/**
* Set form schema helper for this controller
*
* @param FormSchema $schema
* @return $this
*/
public function setFormSchema(FormSchema $schema)
{
$this->schema = $schema;
return $this;
}
/**
* Gets a JSON schema representing the current edit form.
*
* WARNING: Experimental API.
*
* @param HTTPRequest $request
* @return HTTPResponse
*/
public function schema($request)
{
$formName = $request->param('FormName');
$itemID = $request->param('ItemID');
if (!$formName) {
return (new HTTPResponse('Missing request params', 400));
}
if (!$this->hasMethod("get{$formName}")) {
return (new HTTPResponse('Form not found', 404));
}
if (!$this->hasAction($formName)) {
return (new HTTPResponse('Form not accessible', 401));
}
$form = $this->{"get{$formName}"}($itemID);
$schemaID = $request->getURL();
return $this->getSchemaResponse($schemaID, $form);
}
/**
* Check if the current request has a X-Formschema-Request header set.
* Used by conditional logic that responds to validation results
*
* @return bool
*/
protected function getSchemaRequested()
{
$parts = $this->getRequest()->getHeader(static::SCHEMA_HEADER);
return !empty($parts);
}
/**
* Generate schema for the given form based on the X-Formschema-Request header value
*
* @param string $schemaID ID for this schema. Required.
* @param Form $form Required for 'state' or 'schema' response
* @param ValidationResult $errors Required for 'error' response
* @param array $extraData Any extra data to be merged with the schema response
* @return HTTPResponse
*/
protected function getSchemaResponse($schemaID, $form = null, ValidationResult $errors = null, $extraData = [])
{
$parts = $this->getRequest()->getHeader(static::SCHEMA_HEADER);
$data = $this
->getFormSchema()
->getMultipartSchema($parts, $schemaID, $form, $errors);
if ($extraData) {
$data = array_merge($data, $extraData);
}
$response = new HTTPResponse(Convert::raw2json($data));
$response->addHeader('Content-Type', 'application/json');
return $response;
}
/**
* Get link to schema url for a given form
*
* @param Form $form
* @return string
*/
protected function getSchemaLinkForForm(Form $form)
{
$parts = [$this->Link('schema'), $form->getName()];
if (($record = $form->getRecord()) && $record->isInDB()) {
$parts[] = $record->ID;
} elseif (($data = $form->getData()) && !empty($data['ID'])) {
$parts[] = $data['ID'];
}
return Controller::join_links($parts);
}
/**
* @param Member $member
* @return boolean
*/
public function canView($member = null)
{
if (!$member && $member !== false) {
$member = Member::currentUser();
}
// cms menus only for logged-in members
if (!$member) {
return false;
}
// alternative extended checks
if ($this->hasMethod('alternateAccessCheck')) {
$alternateAllowed = $this->alternateAccessCheck();
if ($alternateAllowed === false) {
return false;
}
}
// Check for "CMS admin" permission
if (Permission::checkMember($member, "CMS_ACCESS_LeftAndMain")) {
return true;
}
// Check for LeftAndMain sub-class permissions
$codes = $this->getRequiredPermissions();
if ($codes === false) { // allow explicit FALSE to disable subclass check
return true;
}
foreach ((array)$codes as $code) {
if (!Permission::checkMember($member, $code)) {
return false;
}
}
return true;
}
/**
* Get list of required permissions
*
* @return array|string|bool Code, array of codes, or false if no permission required
*/
public static function getRequiredPermissions()
{
$class = get_called_class();
$code = Config::inst()->get($class, 'required_permission_codes', Config::FIRST_SET);
if ($code === false) {
return false;
}
if ($code) {
return $code;
}
return "CMS_ACCESS_" . $class;
}
/**
* @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("
window.ss = window.ss || {};
window.ss.config = " . $this->getCombinedClientConfig() . ";
");
Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/client/dist/js/vendor.js');
Requirements::javascript(FRAMEWORK_ADMIN_DIR . '/client/dist/js/bundle.js');
Requirements::css(ltrim(FRAMEWORK_ADMIN_DIR . '/client/dist/styles/bundle.css', '/'));
Requirements::add_i18n_javascript(ltrim(FRAMEWORK_DIR . '/client/lang', '/'), false, true);
Requirements::add_i18n_javascript(FRAMEWORK_ADMIN_DIR . '/client/lang', false, true);
if ($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);
}
public function handleRequest(HTTPRequest $request, DataModel $model = null)
{
try {
$response = parent::handleRequest($request, $model);
} catch (ValidationException $e) {
// Nicer presentation of model-level validation errors
$msgs = _t('LeftAndMain.ValidationError', 'Validation error') . ': '
. $e->getMessage();
$e = new HTTPResponse_Exception($msgs, 403);
$errorResponse = $e->getResponse();
$errorResponse->addHeader('Content-Type', 'text/plain');
$errorResponse->addHeader('X-Status', rawurlencode($msgs));
$e->setResponse($errorResponse);
throw $e;
}
$title = $this->Title();
if (!$response->getHeader('X-Controller')) {
$response->addHeader('X-Controller', $this->class);
}
if (!$response->getHeader('X-Title')) {
$response->addHeader('X-Title', urlencode($title));
}
// Prevent clickjacking, see https://developer.mozilla.org/en-US/docs/HTTP/X-Frame-Options
$originalResponse = $this->getResponse();
$originalResponse->addHeader('X-Frame-Options', $this->config()->frame_options);
$originalResponse->addHeader('Vary', 'X-Requested-With');
return $response;
}
/**
* Overloaded redirection logic to trigger a fake redirect on ajax requests.
* While this violates HTTP principles, its the only way to work around the
* fact that browsers handle HTTP redirects opaquely, no intervention via JS is possible.
* In isolation, that's not a problem - but combined with history.pushState()
* it means we would request the same redirection URL twice if we want to update the URL as well.
* See LeftAndMain.js for the required jQuery ajaxComplete handlers.
*
* @param string $url
* @param int $code
* @return HTTPResponse|string
*/
public function redirect($url, $code = 302)
{
if ($this->getRequest()->isAjax()) {
$response = $this->getResponse();
$response->addHeader('X-ControllerURL', $url);
if ($this->getRequest()->getHeader('X-Pjax') && !$response->getHeader('X-Pjax')) {
$response->addHeader('X-Pjax', $this->getRequest()->getHeader('X-Pjax'));
}
$newResponse = new LeftAndMain_HTTPResponse(
$response->getBody(),
$response->getStatusCode(),
$response->getStatusDescription()
);
foreach ($response->getHeaders() as $k => $v) {
$newResponse->addHeader($k, $v);
}
$newResponse->setIsFinished(true);
$this->setResponse($newResponse);
return ''; // Actual response will be re-requested by client
} else {
parent::redirect($url, $code);
}
}
/**
* @param HTTPRequest $request
* @return HTTPResponse
*/
public function index($request)
{
return $this->getResponseNegotiator()->respond($request);
}
/**
* If this is set to true, the "switchView" context in the
* template is shown, with links to the staging and publish site.
*
* @return boolean
*/
public function ShowSwitchView()
{
return false;
}
//------------------------------------------------------------------------------------------//
// Main controllers
/**
* You should implement a Link() function in your subclass of LeftAndMain,
* to point to the URL of that particular controller.
*
* @param string $action
* @return string
*/
public function Link($action = null)
{
// Handle missing url_segments
if ($this->config()->url_segment) {
$segment = $this->config()->get('url_segment', Config::FIRST_SET);
} else {
$segment = $this->class;
};
$link = Controller::join_links(
AdminRootController::admin_url(),
$segment,
'/', // trailing slash needed if $action is null!
"$action"
);
$this->extend('updateLink', $link);
return $link;
}
/**
* @deprecated 5.0
*/
public static function menu_title_for_class($class)
{
Deprecation::notice('5.0', 'Use menu_title() instead');
return static::menu_title($class, false);
}
/**
* Get menu title for this section (translated)
*
* @param string $class Optional class name if called on LeftAndMain directly
* @param bool $localise Determine if menu title should be localised via i18n.
* @return string Menu title for the given class
*/
public static function menu_title($class = null, $localise = true)
{
if ($class && is_subclass_of($class, __CLASS__)) {
// Respect oveloading of menu_title() in subclasses
return $class::menu_title(null, $localise);
}
if (!$class) {
$class = get_called_class();
}
// Get default class title
$title = Config::inst()->get($class, 'menu_title', Config::FIRST_SET);
if (!$title) {
$title = preg_replace('/Admin$/', '', $class);
}
// Check localisation
if (!$localise) {
return $title;
}
return i18n::_t("{$class}.MENUTITLE", $title);
}
/**
* Return styling for the menu icon, if a custom icon is set for this class
*
* Example: static $menu-icon = '/path/to/image/';
* @param string $class
* @return string
*/
public static function menu_icon_for_class($class)
{
$icon = Config::inst()->get($class, 'menu_icon', Config::FIRST_SET);
if (!empty($icon)) {
$class = strtolower(Convert::raw2htmlname(str_replace('\\', '-', $class)));
return ".icon.icon-16.icon-{$class} { background-image: url('{$icon}'); } ";
}
return '';
}
/**
* @param HTTPRequest $request
* @return HTTPResponse
* @throws HTTPResponse_Exception
*/
public function show($request)
{
// TODO Necessary for TableListField URLs to work properly
if ($request->param('ID')) {
$this->setCurrentPageID($request->param('ID'));
}
return $this->getResponseNegotiator()->respond($request);
}
/**
* Caution: Volatile API.
*
* @return PjaxResponseNegotiator
*/
public function getResponseNegotiator()
{
if (!$this->responseNegotiator) {
$controller = $this;
$this->responseNegotiator = new PjaxResponseNegotiator(
array(
'CurrentForm' => function () use (&$controller) {
return $controller->getEditForm()->forTemplate();
},
'Content' => function () use (&$controller) {
return $controller->renderWith($controller->getTemplatesWithSuffix('_Content'));
},
'Breadcrumbs' => function () use (&$controller) {
return $controller->renderWith([
'type' => 'Includes',
'SilverStripe\\Admin\\CMSBreadcrumbs'
]);
},
'default' => function () use (&$controller) {
return $controller->renderWith($controller->getViewer('show'));
}
),
$this->getResponse()
);
}
return $this->responseNegotiator;
}
//------------------------------------------------------------------------------------------//
// Main UI components
/**
* Returns the main menu of the CMS. This is also used by init()
* to work out which sections the user has access to.
*
* @param bool $cached
* @return SS_List
*/
public function MainMenu($cached = true)
{
if (!isset($this->_cache_MainMenu) || !$cached) {
// Don't accidentally return a menu if you're not logged in - it's used to determine access.
if (!Member::currentUser()) {
return new ArrayList();
}
// Encode into DO set
$menu = new ArrayList();
$menuItems = CMSMenu::get_viewable_menu_items();
// extra styling for custom menu-icons
$menuIconStyling = '';
if ($menuItems) {
/** @var CMSMenuItem $menuItem */
foreach ($menuItems as $code => $menuItem) {
// alternate permission checks (in addition to LeftAndMain->canView())
if (isset($menuItem->controller)
&& $this->hasMethod('alternateMenuDisplayCheck')
&& !$this->alternateMenuDisplayCheck($menuItem->controller)
) {
continue;
}
$linkingmode = "link";
if ($menuItem->controller && get_class($this) == $menuItem->controller) {
$linkingmode = "current";
} elseif (strpos($this->Link(), $menuItem->url) !== false) {
if ($this->Link() == $menuItem->url) {
$linkingmode = "current";
// default menu is the one with a blank {@link url_segment}
} elseif (singleton($menuItem->controller)->stat('url_segment') == '') {
if ($this->Link() == AdminRootController::admin_url()) {
$linkingmode = "current";
}
} else {
$linkingmode = "current";
}
}
// already set in CMSMenu::populate_menu(), but from a static pre-controller
// context, so doesn't respect the current user locale in _t() calls - as a workaround,
// we simply call LeftAndMain::menu_title() again
// if we're dealing with a controller
if ($menuItem->controller) {
$title = LeftAndMain::menu_title($menuItem->controller);
} else {
$title = $menuItem->title;
}
// Provide styling for custom $menu-icon. Done here instead of in
// CMSMenu::populate_menu(), because the icon is part of
// the CMS right pane for the specified class as well...
if ($menuItem->controller) {
$menuIcon = LeftAndMain::menu_icon_for_class($menuItem->controller);
if (!empty($menuIcon)) {
$menuIconStyling .= $menuIcon;
}
}
$menu->push(new ArrayData(array(
"MenuItem" => $menuItem,
"AttributesHTML" => $menuItem->getAttributesHTML(),
"Title" => Convert::raw2xml($title),
"Code" => $code,
"Icon" => strtolower($code),
"Link" => $menuItem->url,
"LinkingMode" => $linkingmode
)));
}
}
if ($menuIconStyling) {
Requirements::customCSS($menuIconStyling);
}
$this->_cache_MainMenu = $menu;
}
return $this->_cache_MainMenu;
}
public function Menu()
{
return $this->renderWith($this->getTemplatesWithSuffix('_Menu'));
}
/**
* @todo Wrap in CMSMenu instance accessor
* @return ArrayData A single menu entry (see {@link MainMenu})
*/
public function MenuCurrentItem()
{
$items = $this->MainMenu();
return $items->find('LinkingMode', 'current');
}
/**
* Return a list of appropriate templates for this class, with the given suffix using
* {@link SSViewer::get_templates_by_class()}
*
* @param string $suffix
* @return array
*/
public function getTemplatesWithSuffix($suffix)
{
$templates = SSViewer::get_templates_by_class(get_class($this), $suffix, __CLASS__);
return SSViewer::chooseTemplate($templates);
}
public function Content()
{
return $this->renderWith($this->getTemplatesWithSuffix('_Content'));
}
/**
* Render $PreviewPanel content
*
* @return DBHTMLText
*/
public function PreviewPanel()
{
$template = $this->getTemplatesWithSuffix('_PreviewPanel');
// Only render sections with preview panel
if ($template) {
return $this->renderWith($template);
}
}
public function getRecord($id)
{
$className = $this->stat('tree_class');
if ($className && $id instanceof $className) {
return $id;
} elseif ($className && $id == 'root') {
return singleton($className);
} elseif ($className && is_numeric($id)) {
return DataObject::get_by_id($className, $id);
} else {
return false;
}
}
/**
* @param bool $unlinked
* @return ArrayList
*/
public function Breadcrumbs($unlinked = false)
{
$items = new ArrayList(array(
new ArrayData(array(
'Title' => $this->menu_title(),
'Link' => ($unlinked) ? false : $this->Link()
))
));
$record = $this->currentPage();
if ($record && $record->exists()) {
if ($record->hasExtension(Hierarchy::class)) {
$ancestors = $record->getAncestors();
$ancestors = new ArrayList(array_reverse($ancestors->toArray()));
$ancestors->push($record);
foreach ($ancestors as $ancestor) {
$items->push(new ArrayData(array(
'Title' => ($ancestor->MenuTitle) ? $ancestor->MenuTitle : $ancestor->Title,
'Link' => ($unlinked) ? false : Controller::join_links($this->Link('show'), $ancestor->ID)
)));
}
} else {
$items->push(new ArrayData(array(
'Title' => ($record->MenuTitle) ? $record->MenuTitle : $record->Title,
'Link' => ($unlinked) ? false : Controller::join_links($this->Link('show'), $record->ID)
)));
}
}
return $items;
}
/**
* @return String HTML
*/
public function SiteTreeAsUL()
{
$html = $this->getSiteTreeFor($this->stat('tree_class'));
$this->extend('updateSiteTreeAsUL', $html);
return $html;
}
/**
* Gets the current search filter for this request, if available
*
* @throws InvalidArgumentException
* @return LeftAndMain_SearchFilter
*/
protected function getSearchFilter()
{
// Check for given FilterClass
$params = $this->getRequest()->getVar('q');
if (empty($params['FilterClass'])) {
return null;
}
// Validate classname
$filterClass = $params['FilterClass'];
$filterInfo = new ReflectionClass($filterClass);
if (!$filterInfo->implementsInterface('SilverStripe\\Admin\\LeftAndMain_SearchFilter')) {
throw new InvalidArgumentException(sprintf('Invalid filter class passed: %s', $filterClass));
}
return Injector::inst()->createWithArgs($filterClass, array($params));
}
/**
* Get a site tree HTML listing which displays the nodes under the given criteria.
*
* @param string $className The class of the root object
* @param string $rootID The ID of the root object. If this is null then a complete tree will be
* shown
* @param string $childrenMethod The method to call to get the children of the tree. For example,
* Children, AllChildrenIncludingDeleted, or AllHistoricalChildren
* @param string $numChildrenMethod
* @param callable $filterFunction
* @param int $nodeCountThreshold
* @return string Nested unordered list with links to each page
*/
public function getSiteTreeFor(
$className,
$rootID = null,
$childrenMethod = null,
$numChildrenMethod = null,
$filterFunction = null,
$nodeCountThreshold = 30
) {
// Filter criteria
$filter = $this->getSearchFilter();
// Default childrenMethod and numChildrenMethod
if (!$childrenMethod) {
$childrenMethod = ($filter && $filter->getChildrenMethod())
? $filter->getChildrenMethod()
: 'AllChildrenIncludingDeleted';
}
if (!$numChildrenMethod) {
$numChildrenMethod = 'numChildren';
if ($filter && $filter->getNumChildrenMethod()) {
$numChildrenMethod = $filter->getNumChildrenMethod();
}
}
if (!$filterFunction && $filter) {
$filterFunction = function ($node) use ($filter) {
return $filter->isPageIncluded($node);
};
}
// Get the tree root
$record = ($rootID) ? $this->getRecord($rootID) : null;
$obj = $record ? $record : singleton($className);
// Get the current page
// NOTE: This *must* be fetched before markPartialTree() is called, as this
// causes the Hierarchy::$marked cache to be flushed (@see CMSMain::getRecord)
// which means that deleted pages stored in the marked tree would be removed
$currentPage = $this->currentPage();
// Mark the nodes of the tree to return
if ($filterFunction) {
$obj->setMarkingFilterFunction($filterFunction);
}
$obj->markPartialTree($nodeCountThreshold, $this, $childrenMethod, $numChildrenMethod);
// Ensure current page is exposed
if ($currentPage) {
$obj->markToExpose($currentPage);
}
// NOTE: SiteTree/CMSMain coupling :-(
if (class_exists('SilverStripe\\CMS\\Model\\SiteTree')) {
SiteTree::prepopulate_permission_cache(
'CanEditType',
$obj->markedNodeIDs(),
'SilverStripe\\CMS\\Model\\SiteTree::can_edit_multiple'
);
}
// getChildrenAsUL is a flexible and complex way of traversing the tree
$controller = $this;
$recordController = ($this->stat('tree_class') == 'SilverStripe\\CMS\\Model\\SiteTree')
? CMSPageEditController::singleton()
: $this;
$titleFn = function (&$child, $numChildrenMethod) use (&$controller, &$recordController, $filter) {
$link = Controller::join_links($recordController->Link("show"), $child->ID);
$node = LeftAndMain_TreeNode::create($child, $link, $controller->isCurrentPage($child), $numChildrenMethod, $filter);
return $node->forTemplate();
};
// Limit the amount of nodes shown for performance reasons.
// Skip the check if we're filtering the tree, since its not clear how many children will
// match the filter criteria until they're queried (and matched up with previously marked nodes).
$nodeThresholdLeaf = Config::inst()->get(Hierarchy::class, 'node_threshold_leaf');
if ($nodeThresholdLeaf && !$filterFunction) {
$nodeCountCallback = function ($parent, $numChildren) use (&$controller, $className, $nodeThresholdLeaf) {
if ($className !== 'SilverStripe\\CMS\\Model\\SiteTree'
|| !$parent->ID
|| $numChildren >= $nodeThresholdLeaf
) {
return null;
}
return sprintf(
'<ul><li class="readonly"><span class="item">'
. '%s (<a href="%s" class="cms-panel-link" data-pjax-target="Content">%s</a>)'
. '</span></li></ul>',
_t('LeftAndMain.TooManyPages', 'Too many pages'),
Controller::join_links(
$controller->LinkWithSearch($controller->Link()),
'
?view=list&ParentID=' . $parent->ID
),
_t(
'LeftAndMain.ShowAsList',
'show as list',
'Show large amount of pages in list instead of tree view'
)
);
};
} else {
$nodeCountCallback = null;
}
// If the amount of pages exceeds the node thresholds set, use the callback
$html = null;
if ($obj->ParentID && $nodeCountCallback) {
$html = $nodeCountCallback($obj, $obj->$numChildrenMethod());
}
// Otherwise return the actual tree (which might still filter leaf thresholds on children)
if (!$html) {
$html = $obj->getChildrenAsUL(
"",
$titleFn,
CMSPagesController::singleton(),
true,
$childrenMethod,
$numChildrenMethod,
$nodeCountThreshold,
$nodeCountCallback
);
}
// Wrap the root if needs be.
if (!$rootID) {
$rootLink = $this->Link('show') . '/root';
// This lets us override the tree title with an extension
if ($this->hasMethod('getCMSTreeTitle') && $customTreeTitle = $this->getCMSTreeTitle()) {
$treeTitle = $customTreeTitle;
} elseif (class_exists('SilverStripe\\SiteConfig\\SiteConfig')) {
$siteConfig = SiteConfig::current_site_config();
$treeTitle = Convert::raw2xml($siteConfig->Title);
} else {
$treeTitle = '...';
}
$html = "<ul><li id=\"record-0\" data-id=\"0\" class=\"Root nodelete\"><strong>$treeTitle</strong>"
. $html . "</li></ul>";
}
return $html;
}
/**
* Get a subtree underneath the request param 'ID'.
* If ID = 0, then get the whole tree.
*
* @param HTTPRequest $request
* @return string
*/
public function getsubtree($request)
{
$html = $this->getSiteTreeFor(
$this->stat('tree_class'),
$request->getVar('ID'),
null,
null,
null,
$request->getVar('minNodeCount')
);
// Trim off the outer tag
$html = preg_replace('/^[\s\t\r\n]*<ul[^>]*>/', '', $html);
$html = preg_replace('/<\/ul[^>]*>[\s\t\r\n]*$/', '', $html);
return $html;
}
/**
* Allows requesting a view update on specific tree nodes.
* Similar to {@link getsubtree()}, but doesn't enforce loading
* all children with the node. Useful to refresh views after
* state modifications, e.g. saving a form.
*
* @param HTTPRequest $request
* @return string JSON
*/
public function updatetreenodes($request)
{
$data = array();
$ids = explode(',', $request->getVar('ids'));
foreach ($ids as $id) {
if ($id === "") {
continue; // $id may be a blank string, which is invalid and should be skipped over
}
$record = $this->getRecord($id);
if (!$record) {
continue; // In case a page is no longer available
}
$recordController = ($this->stat('tree_class') == 'SilverStripe\\CMS\\Model\\SiteTree')
? CMSPageEditController::singleton()
: $this;
// Find the next & previous nodes, for proper positioning (Sort isn't good enough - it's not a raw offset)
// TODO: These methods should really be in hierarchy - for a start it assumes Sort exists
$next = $prev = null;
$className = $this->stat('tree_class');
$next = DataObject::get($className)
->filter('ParentID', $record->ParentID)
->filter('Sort:GreaterThan', $record->Sort)
->first();
if (!$next) {
$prev = DataObject::get($className)
->filter('ParentID', $record->ParentID)
->filter('Sort:LessThan', $record->Sort)
->reverse()
->first();
}
$link = Controller::join_links($recordController->Link("show"), $record->ID);
$html = LeftAndMain_TreeNode::create($record, $link, $this->isCurrentPage($record))
->forTemplate() . '</li>';
$data[$id] = array(
'html' => $html,
'ParentID' => $record->ParentID,
'NextID' => $next ? $next->ID : null,
'PrevID' => $prev ? $prev->ID : null
);
}
$this->getResponse()->addHeader('Content-Type', 'text/json');
return Convert::raw2json($data);
}
/**
* Save handler
*
* @param array $data
* @param Form $form
* @return HTTPResponse
*/
public function save($data, $form)
{
$request = $this->getRequest();
$className = $this->stat('tree_class');
// Existing or new record?
$id = $data['ID'];
if (is_numeric($id) && $id > 0) {
$record = DataObject::get_by_id($className, $id);
if ($record && !$record->canEdit()) {
return Security::permissionFailure($this);
}
if (!$record || !$record->ID) {
$this->httpError(404, "Bad record ID #" . (int)$id);
}
} else {
if (!singleton($this->stat('tree_class'))->canCreate()) {
return Security::permissionFailure($this);
}
$record = $this->getNewItem($id, false);
}
// save form data into record
$form->saveInto($record, true);
$record->write();
$this->extend('onAfterSave', $record);
$this->setCurrentPageID($record->ID);
$message = _t('LeftAndMain.SAVEDUP', 'Saved.');
if ($this->getSchemaRequested()) {
$schemaId = Controller::join_links($this->Link('schema/DetailEditForm'), $id);
// Ensure that newly created records have all their data loaded back into the form.
$form->loadDataFrom($record);
$form->setMessage($message, 'good');
$response = $this->getSchemaResponse($schemaId, $form);
} else {
$response = $this->getResponseNegotiator()->respond($request);
}
$response->addHeader('X-Status', rawurlencode($message));
return $response;
}
/**
* Create new item.
*
* @param string|int $id
* @param bool $setID
* @return DataObject
*/
public function getNewItem($id, $setID = true)
{
$class = $this->stat('tree_class');
$object = Injector::inst()->create($class);
if ($setID) {
$object->ID = $id;
}
return $object;
}
public function delete($data, $form)
{
$className = $this->stat('tree_class');
$id = $data['ID'];
$record = DataObject::get_by_id($className, $id);
if ($record && !$record->canDelete()) {
return Security::permissionFailure();
}
if (!$record || !$record->ID) {
$this->httpError(404, "Bad record ID #" . (int)$id);
}
$record->delete();
$this->getResponse()->addHeader('X-Status', rawurlencode(_t('LeftAndMain.DELETED', 'Deleted.')));
return $this->getResponseNegotiator()->respond(
$this->getRequest(),
array('currentform' => array($this, 'EmptyForm'))
);
}
/**
* Update the position and parent of a tree node.
* Only saves the node if changes were made.
*
* Required data:
* - 'ID': The moved node
* - 'ParentID': New parent relation of the moved node (0 for root)
* - 'SiblingIDs': Array of all sibling nodes to the moved node (incl. the node itself).
* In case of a 'ParentID' change, relates to the new siblings under the new parent.
*
* @param HTTPRequest $request
* @return HTTPResponse JSON string with a
* @throws HTTPResponse_Exception
*/
public function savetreenode($request)
{
if (!SecurityToken::inst()->checkRequest($request)) {
return $this->httpError(400);
}
if (!Permission::check('SITETREE_REORGANISE') && !Permission::check('ADMIN')) {
$this->getResponse()->setStatusCode(
403,
_t(
'LeftAndMain.CANT_REORGANISE',
"You do not have permission to rearange the site tree. Your change was not saved."
)
);
return;
}
$className = $this->stat('tree_class');
$statusUpdates = array('modified'=>array());
$id = $request->requestVar('ID');
$parentID = $request->requestVar('ParentID');
if ($className == 'SilverStripe\\CMS\\Model\\SiteTree' && $page = DataObject::get_by_id('Page', $id)) {
$root = $page->getParentType();
if (($parentID == '0' || $root == 'root') && !SiteConfig::current_site_config()->canCreateTopLevel()) {
$this->getResponse()->setStatusCode(
403,
_t(
'LeftAndMain.CANT_REORGANISE',
"You do not have permission to alter Top level pages. Your change was not saved."
)
);
return;
}
}
$siblingIDs = $request->requestVar('SiblingIDs');
$statusUpdates = array('modified'=>array());
if (!is_numeric($id) || !is_numeric($parentID)) {
throw new InvalidArgumentException();
}
$node = DataObject::get_by_id($className, $id);
if ($node && !$node->canEdit()) {
return Security::permissionFailure($this);
}
if (!$node) {
$this->getResponse()->setStatusCode(
500,
_t(
'LeftAndMain.PLEASESAVE',
"Please Save Page: This page could not be updated because it hasn't been saved yet."
)
);
return;
}
// Update hierarchy (only if ParentID changed)
if ($node->ParentID != $parentID) {
$node->ParentID = (int)$parentID;
$node->write();
$statusUpdates['modified'][$node->ID] = array(
'TreeTitle'=>$node->TreeTitle
);
// Update all dependent pages
if (class_exists('SilverStripe\\CMS\\Model\\VirtualPage')) {
$virtualPages = VirtualPage::get()->filter("CopyContentFromID", $node->ID);
foreach ($virtualPages as $virtualPage) {
$statusUpdates['modified'][$virtualPage->ID] = array(
'TreeTitle' => $virtualPage->TreeTitle()
);
}
}
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t('LeftAndMain.REORGANISATIONSUCCESSFUL', 'Reorganised the site tree successfully.'))
);
}
// Update sorting
if (is_array($siblingIDs)) {
$counter = 0;
foreach ($siblingIDs as $id) {
if ($id == $node->ID) {
$node->Sort = ++$counter;
$node->write();
$statusUpdates['modified'][$node->ID] = array(
'TreeTitle' => $node->TreeTitle
);
} elseif (is_numeric($id)) {
// Nodes that weren't "actually moved" shouldn't be registered as
// having been edited; do a direct SQL update instead
++$counter;
$table = DataObject::getSchema()->baseDataTable($className);
DB::prepared_query(
"UPDATE \"$table\" SET \"Sort\" = ? WHERE \"ID\" = ?",
array($counter, $id)
);
}
}
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t('LeftAndMain.REORGANISATIONSUCCESSFUL', 'Reorganised the site tree successfully.'))
);
}
return Convert::raw2json($statusUpdates);
}
public function CanOrganiseSitetree()
{
return !Permission::check('SITETREE_REORGANISE') && !Permission::check('ADMIN') ? false : true;
}
/**
* Retrieves an edit form, either for display, or to process submitted data.
* Also used in the template rendered through {@link Right()} in the $EditForm placeholder.
*
* This is a "pseudo-abstract" methoed, usually connected to a {@link getEditForm()}
* method in an entwine subclass. This method can accept a record identifier,
* selected either in custom logic, or through {@link currentPageID()}.
* The form usually construct itself from {@link DataObject->getCMSFields()}
* for the specific managed subclass defined in {@link LeftAndMain::$tree_class}.
*
* @param HTTPRequest $request Optionally contains an identifier for the
* record to load into the form.
* @return Form Should return a form regardless wether a record has been found.
* Form might be readonly if the current user doesn't have the permission to edit
* the record.
*/
/**
* @return Form
*/
public function EditForm($request = null)
{
return $this->getEditForm();
}
/**
* Calls {@link SiteTree->getCMSFields()}
*
* @param Int $id
* @param FieldList $fields
* @return Form
*/
public function getEditForm($id = null, $fields = null)
{
if (!$id) {
$id = $this->currentPageID();
}
if (is_object($id)) {
$record = $id;
} else {
$record = $this->getRecord($id);
if ($record && !$record->canView()) {
return Security::permissionFailure($this);
}
}
if ($record) {
$fields = ($fields) ? $fields : $record->getCMSFields();
if ($fields == null) {
user_error(
"getCMSFields() returned null - it should return a FieldList object.
Perhaps you forgot to put a return statement at the end of your method?",
E_USER_ERROR
);
}
// Add hidden fields which are required for saving the record
// and loading the UI state
if (!$fields->dataFieldByName('ClassName')) {
$fields->push(new HiddenField('ClassName'));
}
$tree_class = $this->stat('tree_class');
if ($tree_class::has_extension(Hierarchy::class)
&& !$fields->dataFieldByName('ParentID')
) {
$fields->push(new HiddenField('ParentID'));
}
// Added in-line to the form, but plucked into different view by frontend scripts.
if ($record instanceof CMSPreviewable) {
/** @skipUpgrade */
$navField = new LiteralField('SilverStripeNavigator', $this->getSilverStripeNavigator());
$navField->setAllowHTML(true);
$fields->push($navField);
}
if ($record->hasMethod('getAllCMSActions')) {
$actions = $record->getAllCMSActions();
} else {
$actions = $record->getCMSActions();
// add default actions if none are defined
if (!$actions || !$actions->count()) {
if ($record->hasMethod('canEdit') && $record->canEdit()) {
$actions->push(
FormAction::create('save', _t('CMSMain.SAVE', 'Save'))
->addExtraClass('ss-ui-action-constructive')->setAttribute('data-icon', 'accept')
);
}
if ($record->hasMethod('canDelete') && $record->canDelete()) {
$actions->push(
FormAction::create('delete', _t('ModelAdmin.DELETE', 'Delete'))
->addExtraClass('ss-ui-action-destructive')
);
}
}
}
// Use <button> to allow full jQuery UI styling
$actionsFlattened = $actions->dataFields();
if ($actionsFlattened) {
/** @var FormAction $action */
foreach ($actionsFlattened as $action) {
$action->setUseButtonTag(true);
}
}
$negotiator = $this->getResponseNegotiator();
$form = Form::create(
$this,
"EditForm",
$fields,
$actions
)->setHTMLID('Form_EditForm');
$form->addExtraClass('cms-edit-form');
$form->loadDataFrom($record);
$form->setTemplate($this->getTemplatesWithSuffix('_EditForm'));
$form->setAttribute('data-pjax-fragment', 'CurrentForm');
$form->setValidationResponseCallback(function (ValidationResult $errors) use ($negotiator, $form) {
$request = $this->getRequest();
if ($request->isAjax() && $negotiator) {
$result = $form->forTemplate();
return $negotiator->respond($request, array(
'CurrentForm' => function () use ($result) {
return $result;
}
));
}
});
// Announce the capability so the frontend can decide whether to allow preview or not.
if ($record instanceof CMSPreviewable) {
$form->addExtraClass('cms-previewable');
}
$form->addExtraClass('fill-height');
// Set this if you want to split up tabs into a separate header row
// if($form->Fields()->hasTabset()) {
// $form->Fields()->findOrMakeTab('Root')->setTemplate('SilverStripe\\Forms\\CMSTabSet');
// }
// Add a default or custom validator.
// @todo Currently the default Validator.js implementation
// adds javascript to the document body, meaning it won't
// be included properly if the associated fields are loaded
// through ajax. This means only serverside validation
// will kick in for pages+validation loaded through ajax.
// This will be solved by using less obtrusive javascript validation
// in the future, see http://open.silverstripe.com/ticket/2915 and
// http://open.silverstripe.com/ticket/3386
if ($record->hasMethod('getCMSValidator')) {
$validator = $record->getCMSValidator();
// The clientside (mainly LeftAndMain*.js) rely on ajax responses
// which can be evaluated as javascript, hence we need
// to override any global changes to the validation handler.
if ($validator != null) {
$form->setValidator($validator);
}
} else {
$form->unsetValidator();
}
if ($record->hasMethod('canEdit') && !$record->canEdit()) {
$readonlyFields = $form->Fields()->makeReadonly();
$form->setFields($readonlyFields);
}
} else {
$form = $this->EmptyForm();
}
return $form;
}
/**
* Returns a placeholder form, used by {@link getEditForm()} if no record is selected.
* Our javascript logic always requires a form to be present in the CMS interface.
*
* @return Form
*/
public function EmptyForm()
{
$form = Form::create(
$this,
"EditForm",
new FieldList(
// new HeaderField(
// 'WelcomeHeader',
// $this->getApplicationName()
// ),
// new LiteralField(
// 'WelcomeText',
// sprintf('<p id="WelcomeMessage">%s %s. %s</p>',
// _t('LeftAndMain_right_ss.WELCOMETO','Welcome to'),
// $this->getApplicationName(),
// _t('CHOOSEPAGE','Please choose an item from the left.')
// )
// )
),
new FieldList()
)->setHTMLID('Form_EditForm');
$form->unsetValidator();
$form->addExtraClass('cms-edit-form');
$form->addExtraClass('root-form');
$form->setTemplate($this->getTemplatesWithSuffix('_EditForm'));
$form->setAttribute('data-pjax-fragment', 'CurrentForm');
return $form;
}
/**
* Return the CMS's HTML-editor toolbar
*/
public function EditorToolbar()
{
return HTMLEditorField_Toolbar::create($this, "EditorToolbar");
}
/**
* Renders a panel containing tools which apply to all displayed
* "content" (mostly through {@link EditForm()}), for example a tree navigation or a filter panel.
* Auto-detects applicable templates by naming convention: "<controller classname>_Tools.ss",
* and takes the most specific template (see {@link getTemplatesWithSuffix()}).
* To explicitly disable the panel in the subclass, simply create a more specific, empty template.
*
* @return String HTML
*/
public function Tools()
{
$templates = $this->getTemplatesWithSuffix('_Tools');
if ($templates) {
$viewer = new SSViewer($templates);
return $viewer->process($this);
} else {
return false;
}
}
/**
* Renders a panel containing tools which apply to the currently displayed edit form.
* The main difference to {@link Tools()} is that the panel is displayed within
* the element structure of the form panel (rendered through {@link EditForm}).
* This means the panel will be loaded alongside new forms, and refreshed upon save,
* which can mean a performance hit, depending on how complex your panel logic gets.
* Any form fields contained in the returned markup will also be submitted with the main form,
* which might be desired depending on the implementation details.
*
* @return String HTML
*/
public function EditFormTools()
{
$templates = $this->getTemplatesWithSuffix('_EditFormTools');
if ($templates) {
$viewer = new SSViewer($templates);
return $viewer->process($this);
} else {
return false;
}
}
/**
* Batch Actions Handler
*/
public function batchactions()
{
return new CMSBatchActionHandler($this, 'batchactions', $this->stat('tree_class'));
}
/**
* @return Form
*/
public function BatchActionsForm()
{
$actions = $this->batchactions()->batchActionList();
$actionsMap = array('-1' => _t('LeftAndMain.DropdownBatchActionsDefault', 'Choose an action...')); // Placeholder action
foreach ($actions as $action) {
$actionsMap[$action->Link] = $action->Title;
}
$form = new Form(
$this,
'BatchActionsForm',
new FieldList(
new HiddenField('csvIDs'),
DropdownField::create(
'Action',
false,
$actionsMap
)
->setAttribute('autocomplete', 'off')
->setAttribute('data-placeholder', _t('LeftAndMain.DropdownBatchActionsDefault', 'Choose an action...'))
),
new FieldList(
// TODO i18n
new FormAction('submit', _t('Form.SubmitBtnLabel', "Go"))
)
);
$form->addExtraClass('cms-batch-actions form--no-dividers');
$form->unsetValidator();
$this->extend('updateBatchActionsForm', $form);
return $form;
}
public function printable()
{
$form = $this->getEditForm($this->currentPageID());
if (!$form) {
return false;
}
$form->transform(new PrintableTransformation());
$form->setActions(null);
Requirements::clear();
Requirements::css(FRAMEWORK_ADMIN_DIR . '/dist/css/LeftAndMain_printable.css');
return array(
"PrintForm" => $form
);
}
/**
* Used for preview controls, mainly links which switch between different states of the page.
*
* @return DBHTMLText
*/
public function getSilverStripeNavigator()
{
$page = $this->currentPage();
if ($page instanceof CMSPreviewable) {
$navigator = new SilverStripeNavigator($page);
return $navigator->renderWith($this->getTemplatesWithSuffix('_SilverStripeNavigator'));
}
return null;
}
/**
* Identifier for the currently shown record,
* in most cases a database ID. Inspects the following
* sources (in this order):
* - GET/POST parameter named 'ID'
* - URL parameter named 'ID'
* - Session value namespaced by classname, e.g. "CMSMain.currentPage"
*
* @return int
*/
public function currentPageID()
{
if ($this->getRequest()->requestVar('ID') && is_numeric($this->getRequest()->requestVar('ID'))) {
return $this->getRequest()->requestVar('ID');
} elseif ($this->getRequest()->requestVar('CMSMainCurrentPageID') && is_numeric($this->getRequest()->requestVar('CMSMainCurrentPageID'))) {
// see GridFieldDetailForm::ItemEditForm
return $this->getRequest()->requestVar('CMSMainCurrentPageID');
} elseif (isset($this->urlParams['ID']) && is_numeric($this->urlParams['ID'])) {
return $this->urlParams['ID'];
} elseif (Session::get($this->sessionNamespace() . ".currentPage")) {
return Session::get($this->sessionNamespace() . ".currentPage");
} else {
return null;
}
}
/**
* Forces the current page to be set in session,
* which can be retrieved later through {@link currentPageID()}.
* Keep in mind that setting an ID through GET/POST or
* as a URL parameter will overrule this value.
*
* @param int $id
*/
public function setCurrentPageID($id)
{
$id = (int)$id;
Session::set($this->sessionNamespace() . ".currentPage", $id);
}
/**
* Uses {@link getRecord()} and {@link currentPageID()}
* to get the currently selected record.
*
* @return DataObject
*/
public function currentPage()
{
return $this->getRecord($this->currentPageID());
}
/**
* Compares a given record to the currently selected one (if any).
* Used for marking the current tree node.
*
* @param DataObject $record
* @return bool
*/
public function isCurrentPage(DataObject $record)
{
return ($record->ID == $this->currentPageID());
}
/**
* @return String
*/
protected function sessionNamespace()
{
$override = $this->stat('session_namespace');
return $override ? $override : $this->class;
}
/**
* URL to a previewable record which is shown through this controller.
* The controller might not have any previewable content, in which case
* this method returns FALSE.
*
* @return String|boolean
*/
public function LinkPreview()
{
return false;
}
/**
* Return the version number of this application.
* Uses the number in <mymodule>/silverstripe_version
* (automatically replaced by build scripts).
* If silverstripe_version is empty,
* then attempts to get it from composer.lock
*
* @return string
*/
public function CMSVersion()
{
$versions = array();
$modules = array(
'silverstripe/framework' => array(
'title' => 'Framework',
'versionFile' => FRAMEWORK_PATH . '/silverstripe_version',
)
);
if (defined('CMS_PATH')) {
$modules['silverstripe/cms'] = array(
'title' => 'CMS',
'versionFile' => CMS_PATH . '/silverstripe_version',
);
}
// Tries to obtain version number from composer.lock if it exists
$composerLockPath = BASE_PATH . '/composer.lock';
if (file_exists($composerLockPath)) {
$cache = Cache::factory('LeftAndMain_CMSVersion');
$cacheKey = filemtime($composerLockPath);
$versions = $cache->load($cacheKey);
if ($versions) {
$versions = json_decode($versions, true);
} else {
$versions = array();
}
if (!$versions && $jsonData = file_get_contents($composerLockPath)) {
$lockData = json_decode($jsonData);
if ($lockData && isset($lockData->packages)) {
foreach ($lockData->packages as $package) {
if (array_key_exists($package->name, $modules)
&& isset($package->version)
) {
$versions[$package->name] = $package->version;
}
}
$cache->save(json_encode($versions), $cacheKey);
}
}
}
// Fall back to static version file
foreach ($modules as $moduleName => $moduleSpec) {
if (!isset($versions[$moduleName])) {
if ($staticVersion = file_get_contents($moduleSpec['versionFile'])) {
$versions[$moduleName] = $staticVersion;
} else {
$versions[$moduleName] = _t('LeftAndMain.VersionUnknown', 'Unknown');
}
}
}
$out = array();
foreach ($modules as $moduleName => $moduleSpec) {
$out[] = $modules[$moduleName]['title'] . ': ' . $versions[$moduleName];
}
return implode(', ', $out);
}
/**
* @return array
*/
public function SwitchView()
{
if ($page = $this->currentPage()) {
$nav = SilverStripeNavigator::get_for_record($page);
return $nav['items'];
}
}
/**
* @return SiteConfig
*/
public function SiteConfig()
{
return (class_exists('SilverStripe\\SiteConfig\\SiteConfig')) ? SiteConfig::current_site_config() : null;
}
/**
* The href for the anchor on the Silverstripe logo.
* Set by calling LeftAndMain::set_application_link()
*
* @config
* @var String
*/
private static $application_link = '//www.silverstripe.org/';
/**
* @return String
*/
public function ApplicationLink()
{
return $this->stat('application_link');
}
/**
* The application name. Customisable by calling
* LeftAndMain::setApplicationName() - the first parameter.
*
* @config
* @var String
*/
private static $application_name = 'SilverStripe';
/**
* Get the application name.
*
* @return string
*/
public function getApplicationName()
{
return $this->stat('application_name');
}
/**
* @return string
*/
public function Title()
{
$app = $this->getApplicationName();
return ($section = $this->SectionTitle()) ? sprintf('%s - %s', $app, $section) : $app;
}
/**
* Return the title of the current section. Either this is pulled from
* the current panel's menu_title or from the first active menu
*
* @return string
*/
public function SectionTitle()
{
$title = $this->menu_title();
if ($title) {
return $title;
}
foreach ($this->MainMenu() as $menuItem) {
if ($menuItem->LinkingMode != 'link') {
return $menuItem->Title;
}
}
}
/**
* Same as {@link ViewableData->CSSClasses()}, but with a changed name
* to avoid problems when using {@link ViewableData->customise()}
* (which always returns "ArrayData" from the $original object).
*
* @return String
*/
public function BaseCSSClasses()
{
return $this->CSSClasses('SilverStripe\\Control\\Controller');
}
/**
* @return String
*/
public function Locale()
{
return DBField::create_field('Locale', i18n::get_locale());
}
public function providePermissions()
{
$perms = array(
"CMS_ACCESS_LeftAndMain" => array(
'name' => _t('CMSMain.ACCESSALLINTERFACES', 'Access to all CMS sections'),
'category' => _t('Permission.CMS_ACCESS_CATEGORY', 'CMS Access'),
'help' => _t('CMSMain.ACCESSALLINTERFACESHELP', 'Overrules more specific access settings.'),
'sort' => -100
)
);
// Add any custom ModelAdmin subclasses. Can't put this on ModelAdmin itself
// since its marked abstract, and needs to be singleton instanciated.
foreach (ClassInfo::subclassesFor('SilverStripe\\Admin\\ModelAdmin') as $i => $class) {
if ($class == 'SilverStripe\\Admin\\ModelAdmin') {
continue;
}
if (ClassInfo::classImplements($class, 'SilverStripe\\Dev\\TestOnly')) {
continue;
}
// Check if modeladmin has explicit required_permission_codes option.
// If a modeladmin is namespaced you can apply this config to override
// the default permission generation based on fully qualified class name.
$code = $this->getRequiredPermissions();
if (!$code) {
continue;
}
// Get first permission if multiple specified
if (is_array($code)) {
$code = reset($code);
}
$title = LeftAndMain::menu_title($class);
$perms[$code] = array(
'name' => _t(
'CMSMain.ACCESS',
"Access to '{title}' section",
"Item in permission selection identifying the admin section. Example: Access to 'Files & Images'",
array('title' => $title)
),
'category' => _t('Permission.CMS_ACCESS_CATEGORY', 'CMS Access')
);
}
return $perms;
}
}