silverstripe-cms/code/Controllers/CMSMain.php
2017-01-11 17:36:30 +13:00

1577 lines
46 KiB
PHP

<?php
namespace SilverStripe\CMS\Controllers;
use SilverStripe\Admin\AdminRootController;
use SilverStripe\Admin\CMSBatchActionHandler;
use SilverStripe\Admin\CMSPreviewable;
use SilverStripe\Admin\LeftAndMain;
use SilverStripe\CMS\BatchActions\CMSBatchAction_Archive;
use SilverStripe\CMS\BatchActions\CMSBatchAction_Publish;
use SilverStripe\CMS\BatchActions\CMSBatchAction_Restore;
use SilverStripe\CMS\BatchActions\CMSBatchAction_Unpublish;
use SilverStripe\CMS\Model\CurrentPageIdentifier;
use SilverStripe\CMS\Model\RedirectorPage;
use SilverStripe\CMS\Model\SiteTree;
use SilverStripe\Control\Controller;
use SilverStripe\Control\Director;
use SilverStripe\Control\Session;
use SilverStripe\Control\HTTPRequest;
use SilverStripe\Control\HTTPResponse;
use SilverStripe\Control\HTTPResponse_Exception;
use SilverStripe\Core\Convert;
use SilverStripe\Core\Injector\Injector;
use SilverStripe\Core\Cache;
use SilverStripe\Forms\DateField;
use SilverStripe\Forms\DropdownField;
use SilverStripe\Forms\FieldGroup;
use SilverStripe\Forms\FieldList;
use SilverStripe\Forms\Form;
use SilverStripe\Forms\FormAction;
use SilverStripe\Forms\FormField;
use SilverStripe\Forms\GridField\GridField;
use SilverStripe\Forms\GridField\GridFieldConfig;
use SilverStripe\Forms\GridField\GridFieldDataColumns;
use SilverStripe\Forms\GridField\GridFieldLevelup;
use SilverStripe\Forms\GridField\GridFieldPaginator;
use SilverStripe\Forms\GridField\GridFieldSortableHeader;
use SilverStripe\Forms\HiddenField;
use SilverStripe\Forms\LabelField;
use SilverStripe\Forms\LiteralField;
use SilverStripe\Forms\RequiredFields;
use SilverStripe\Forms\ResetFormAction;
use SilverStripe\Forms\TabSet;
use SilverStripe\Forms\TextField;
use SilverStripe\ORM\ArrayList;
use SilverStripe\ORM\DataList;
use SilverStripe\ORM\DataObject;
use SilverStripe\ORM\DB;
use SilverStripe\ORM\FieldType\DBHTMLText;
use SilverStripe\ORM\HiddenClass;
use SilverStripe\ORM\SS_List;
use SilverStripe\ORM\ValidationResult;
use SilverStripe\ORM\Versioning\Versioned;
use SilverStripe\Security\Member;
use SilverStripe\Security\Permission;
use SilverStripe\Security\PermissionProvider;
use SilverStripe\Security\Security;
use SilverStripe\Security\SecurityToken;
use SilverStripe\View\ArrayData;
use SilverStripe\View\Requirements;
use Translatable;
use Zend_Cache;
use InvalidArgumentException;
/**
* The main "content" area of the CMS.
*
* This class creates a 2-frame layout - left-tree and right-form - to sit beneath the main
* admin menu.
*
* @todo Create some base classes to contain the generic functionality that will be replicated.
*
* @mixin LeftAndMainPageIconsExtension
*/
class CMSMain extends LeftAndMain implements CurrentPageIdentifier, PermissionProvider {
private static $url_segment = 'pages';
private static $url_rule = '/$Action/$ID/$OtherID';
// Maintain a lower priority than other administration sections
// so that Director does not think they are actions of CMSMain
private static $url_priority = 39;
private static $menu_title = 'Edit Page';
private static $menu_priority = 10;
private static $tree_class = SiteTree::class;
private static $subitem_class = Member::class;
private static $session_namespace = 'SilverStripe\\CMS\\Controllers\\CMSMain';
private static $required_permission_codes = 'CMS_ACCESS_CMSMain';
/**
* Amount of results showing on a single page.
*
* @config
* @var int
*/
private static $page_length = 15;
private static $allowed_actions = array(
'archive',
'deleteitems',
'DeleteItemsForm',
'dialog',
'duplicate',
'duplicatewithchildren',
'publishall',
'publishitems',
'PublishItemsForm',
'submit',
'EditForm',
'SearchForm',
'SiteTreeAsUL',
'getshowdeletedsubtree',
'batchactions',
'treeview',
'listview',
'ListViewForm',
'childfilter',
);
private static $casting = array(
'TreeIsFiltered' => 'Boolean',
'AddForm' => 'HTMLFragment',
'LinkPages' => 'Text',
'Link' => 'Text',
'ListViewForm' => 'HTMLFragment',
'ExtraTreeTools' => 'HTMLFragment',
'PageList' => 'HTMLFragment',
'PageListSidebar' => 'HTMLFragment',
'SiteTreeHints' => 'HTMLFragment',
'SecurityID' => 'Text',
'SiteTreeAsUL' => 'HTMLFragment',
);
public function init() {
// set reading lang
if(SiteTree::has_extension('Translatable') && !$this->getRequest()->isAjax()) {
Translatable::choose_site_locale(array_keys(Translatable::get_existing_content_languages('SilverStripe\\CMS\\Model\\SiteTree')));
}
parent::init();
Requirements::javascript(CMS_DIR . '/client/dist/js/bundle.js');
Requirements::javascript(CMS_DIR . '/client/dist/js/SilverStripeNavigator.js');
Requirements::css(CMS_DIR . '/client/dist/styles/bundle.css');
Requirements::customCSS($this->generatePageIconsCss());
Requirements::add_i18n_javascript(CMS_DIR . '/client/lang', false, true);
CMSBatchActionHandler::register('restore', CMSBatchAction_Restore::class);
CMSBatchActionHandler::register('archive', CMSBatchAction_Archive::class);
CMSBatchActionHandler::register('unpublish', CMSBatchAction_Unpublish::class);
CMSBatchActionHandler::register('publish', CMSBatchAction_Publish::class);
}
public function index($request) {
// In case we're not showing a specific record, explicitly remove any session state,
// to avoid it being highlighted in the tree, and causing an edit form to show.
if(!$request->param('Action')) {
$this->setCurrentPageID(null);
}
return parent::index($request);
}
public function getResponseNegotiator() {
$negotiator = parent::getResponseNegotiator();
// ListViewForm
$negotiator->setCallback('ListViewForm', function() {
return $this->ListViewForm()->forTemplate();
});
// PageList view
$negotiator->setCallback('Content-PageList', function () {
return $this->PageList()->forTemplate();
});
// PageList view for edit controller
$negotiator->setCallback('Content-PageList-Sidebar', function() {
return $this->PageListSidebar()->forTemplate();
});
return $negotiator;
}
/**
* Get pages listing area
*
* @return DBHTMLText
*/
public function PageList() {
return $this->renderWith($this->getTemplatesWithSuffix('_PageList'));
}
/**
* Page list view for edit-form
*
* @return DBHTMLText
*/
public function PageListSidebar() {
return $this->renderWith($this->getTemplatesWithSuffix('_PageList_Sidebar'));
}
/**
* 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 true;
}
/**
* Overloads the LeftAndMain::ShowView. Allows to pass a page as a parameter, so we are able
* to switch view also for archived versions.
*
* @param SiteTree $page
* @return array
*/
public function SwitchView($page = null) {
if(!$page) {
$page = $this->currentPage();
}
if($page) {
$nav = SilverStripeNavigator::get_for_record($page);
return $nav['items'];
}
}
//------------------------------------------------------------------------------------------//
// Main controllers
//------------------------------------------------------------------------------------------//
// Main UI components
/**
* Override {@link LeftAndMain} Link to allow blank URL segment for CMSMain.
*
* @param string|null $action Action to link to.
* @return string
*/
public function Link($action = null) {
$link = Controller::join_links(
AdminRootController::admin_url(),
$this->stat('url_segment'), // in case we want to change the segment
'/', // trailing slash needed if $action is null!
"$action"
);
$this->extend('updateLink', $link);
return $link;
}
public function LinkPages() {
return CMSPagesController::singleton()->Link();
}
public function LinkPagesWithSearch() {
return $this->LinkWithSearch($this->LinkPages());
}
/**
* Get link to tree view
*
* @return string
*/
public function LinkTreeView() {
// Tree view is just default link to main pages section (no /treeview suffix)
return $this->LinkWithSearch(CMSMain::singleton()->Link());
}
/**
* Get link to list view
*
* @return string
*/
public function LinkListView() {
// Note : Force redirect to top level page controller
return $this->LinkWithSearch(CMSMain::singleton()->Link('listview'));
}
public function LinkPageEdit($id = null) {
if(!$id) {
$id = $this->currentPageID();
}
return $this->LinkWithSearch(
Controller::join_links(CMSPageEditController::singleton()->Link('show'), $id)
);
}
public function LinkPageSettings() {
if($id = $this->currentPageID()) {
return $this->LinkWithSearch(
Controller::join_links(CMSPageSettingsController::singleton()->Link('show'), $id)
);
} else {
return null;
}
}
public function LinkPageHistory() {
if($id = $this->currentPageID()) {
return $this->LinkWithSearch(
Controller::join_links(CMSPageHistoryController::singleton()->Link('show'), $id)
);
} else {
return null;
}
}
public function LinkWithSearch($link) {
// Whitelist to avoid side effects
$params = array(
'q' => (array)$this->getRequest()->getVar('q'),
'ParentID' => $this->getRequest()->getVar('ParentID')
);
$link = Controller::join_links(
$link,
array_filter(array_values($params)) ? '?' . http_build_query($params) : null
);
$this->extend('updateLinkWithSearch', $link);
return $link;
}
public function LinkPageAdd($extra = null, $placeholders = null) {
$link = CMSPageAddController::singleton()->Link();
$this->extend('updateLinkPageAdd', $link);
if($extra) {
$link = Controller::join_links ($link, $extra);
}
if($placeholders) {
$link .= (strpos($link, '?') === false ? "?$placeholders" : "&$placeholders");
}
return $link;
}
/**
* @return string
*/
public function LinkPreview() {
$record = $this->getRecord($this->currentPageID());
$baseLink = Director::absoluteBaseURL();
if ($record && $record instanceof SiteTree) {
// if we are an external redirector don't show a link
if ($record instanceof RedirectorPage && $record->RedirectionType == 'External') {
$baseLink = false;
}
else {
$baseLink = $record->Link('?stage=Stage');
}
}
return $baseLink;
}
/**
* Return the entire site tree as a nested set of ULs
*/
public function SiteTreeAsUL() {
// Pre-cache sitetree version numbers for querying efficiency
Versioned::prepopulate_versionnumber_cache(SiteTree::class, "Stage");
Versioned::prepopulate_versionnumber_cache(SiteTree::class, "Live");
$html = $this->getSiteTreeFor($this->stat('tree_class'));
$this->extend('updateSiteTreeAsUL', $html);
return $html;
}
/**
* @return boolean
*/
public function TreeIsFiltered() {
$query = $this->getRequest()->getVar('q');
if (!$query || (count($query) === 1 && isset($query['FilterClass']) && $query['FilterClass'] === 'SilverStripe\\CMS\\Controllers\\CMSSiteTreeFilter_Search')) {
return false;
}
return true;
}
public function ExtraTreeTools() {
$html = '';
$this->extend('updateExtraTreeTools', $html);
return $html;
}
/**
* Returns a Form for page searching for use in templates.
*
* Can be modified from a decorator by a 'updateSearchForm' method
*
* @return Form
*/
public function SearchForm() {
// Create the fields
$content = new TextField('q[Term]', _t('CMSSearch.FILTERLABELTEXT', 'Search'));
$dateFrom = new DateField(
'q[LastEditedFrom]',
_t('CMSSearch.FILTERDATEFROM', 'From')
);
$dateFrom->setConfig('showcalendar', true);
$dateTo = new DateField(
'q[LastEditedTo]',
_t('CMSSearch.FILTERDATETO', 'To')
);
$dateTo->setConfig('showcalendar', true);
$pageFilter = new DropdownField(
'q[FilterClass]',
_t('CMSMain.PAGES', 'Page status'),
CMSSiteTreeFilter::get_all_filters()
);
$pageClasses = new DropdownField(
'q[ClassName]',
_t('CMSMain.PAGETYPEOPT', 'Page type', 'Dropdown for limiting search to a page type'),
$this->getPageTypes()
);
$pageClasses->setEmptyString(_t('CMSMain.PAGETYPEANYOPT','Any'));
// Group the Datefields
$dateGroup = new FieldGroup(
$dateFrom,
$dateTo
);
$dateGroup->setTitle(_t('CMSSearch.PAGEFILTERDATEHEADING', 'Last edited'));
// view mode
$viewMode = HiddenField::create('view', false, $this->ViewState());
// Create the Field list
$fields = new FieldList(
$content,
$pageFilter,
$pageClasses,
$dateGroup,
$viewMode
);
// Create the Search and Reset action
$actions = new FieldList(
FormAction::create('doSearch', _t('CMSMain_left_ss.APPLY_FILTER', 'Search'))
->addExtraClass('btn btn-primary'),
ResetFormAction::create('clear', _t('CMSMain_left_ss.CLEAR_FILTER', 'Clear'))
->addExtraClass('btn btn-secondary')
);
// Use <button> to allow full jQuery UI styling on the all of the Actions
/** @var FormAction $action */
foreach($actions->dataFields() as $action) {
/** @var FormAction $action */
$action->setUseButtonTag(true);
}
// Create the form
/** @skipUpgrade */
$form = Form::create($this, 'SearchForm', $fields, $actions)
->addExtraClass('cms-search-form')
->setFormMethod('GET')
->setFormAction($this->Link())
->disableSecurityToken()
->unsetValidator();
// Load the form with previously sent search data
$form->loadDataFrom($this->getRequest()->getVars());
// Allow decorators to modify the form
$this->extend('updateSearchForm', $form);
return $form;
}
/**
* Returns a sorted array suitable for a dropdown with pagetypes and their translated name
*
* @return array
*/
protected function getPageTypes() {
$pageTypes = array();
foreach(SiteTree::page_type_classes() as $pageTypeClass) {
$pageTypes[$pageTypeClass] = SiteTree::singleton($pageTypeClass)->i18n_singular_name();
}
asort($pageTypes);
return $pageTypes;
}
public function doSearch($data, $form) {
return $this->getsubtree($this->getRequest());
}
/**
* @param bool $unlinked
* @return ArrayList
*/
public function Breadcrumbs($unlinked = false) {
$items = parent::Breadcrumbs($unlinked);
if($items->count() > 1) {
// Specific to the SiteTree admin section, we never show the cms section and current
// page in the same breadcrumbs block.
$items->shift();
}
return $items;
}
/**
* Create serialized JSON string with site tree hints data to be injected into
* 'data-hints' attribute of root node of jsTree.
*
* @return string Serialized JSON
*/
public function SiteTreeHints() {
$classes = SiteTree::page_type_classes();
$cacheCanCreate = array();
foreach($classes as $class) $cacheCanCreate[$class] = singleton($class)->canCreate();
// Generate basic cache key. Too complex to encompass all variations
$cache = Cache::factory('CMSMain_SiteTreeHints');
$cacheKey = md5(implode('_', array(Member::currentUserID(), implode(',', $cacheCanCreate), implode(',', $classes))));
if($this->getRequest()->getVar('flush')) {
$cache->clean(Zend_Cache::CLEANING_MODE_ALL);
}
$json = $cache->load($cacheKey);
if(!$json) {
$def['Root'] = array();
$def['Root']['disallowedChildren'] = array();
// Contains all possible classes to support UI controls listing them all,
// such as the "add page here" context menu.
$def['All'] = array();
// Identify disallows and set globals
foreach($classes as $class) {
$obj = singleton($class);
if($obj instanceof HiddenClass) continue;
// Name item
$def['All'][$class] = array(
'title' => $obj->i18n_singular_name()
);
// Check if can be created at the root
$needsPerm = $obj->stat('need_permission');
if(
!$obj->stat('can_be_root')
|| (!array_key_exists($class, $cacheCanCreate) || !$cacheCanCreate[$class])
|| ($needsPerm && !$this->can($needsPerm))
) {
$def['Root']['disallowedChildren'][] = $class;
}
// Hint data specific to the class
$def[$class] = array();
$defaultChild = $obj->defaultChild();
if($defaultChild !== 'Page' && $defaultChild !== null) {
$def[$class]['defaultChild'] = $defaultChild;
}
$defaultParent = $obj->defaultParent();
if ($defaultParent !== 1 && $defaultParent !== null) {
$def[$class]['defaultParent'] = $defaultParent;
}
}
$this->extend('updateSiteTreeHints', $def);
$json = Convert::raw2json($def);
$cache->save($json, $cacheKey);
}
return $json;
}
/**
* Populates an array of classes in the CMS
* which allows the user to change the page type.
*
* @return SS_List
*/
public function PageTypes() {
$classes = SiteTree::page_type_classes();
$result = new ArrayList();
foreach($classes as $class) {
$instance = singleton($class);
if($instance instanceof HiddenClass) {
continue;
}
// skip this type if it is restricted
if($instance->stat('need_permission') && !$this->can(singleton($class)->stat('need_permission'))) {
continue;
}
$addAction = $instance->i18n_singular_name();
// Get description (convert 'Page' to 'SiteTree' for correct localization lookups)
$i18nClass = ($class == 'Page') ? 'SilverStripe\\CMS\\Model\\SiteTree' : $class;
$description = _t($i18nClass . '.DESCRIPTION');
if(!$description) {
$description = $instance->uninherited('description');
}
if($class == 'Page' && !$description) {
$description = SiteTree::singleton()->uninherited('description');
}
$result->push(new ArrayData(array(
'ClassName' => $class,
'AddAction' => $addAction,
'Description' => $description,
// TODO Sprite support
'IconURL' => $instance->stat('icon'),
'Title' => singleton($class)->i18n_singular_name(),
)));
}
$result = $result->sort('AddAction');
return $result;
}
/**
* Get a database record to be managed by the CMS.
*
* @param int $id Record ID
* @param int $versionID optional Version id of the given record
* @return SiteTree
*/
public function getRecord($id, $versionID = null) {
$treeClass = $this->stat('tree_class');
if($id instanceof $treeClass) {
return $id;
}
else if($id && is_numeric($id)) {
$currentStage = Versioned::get_reading_mode();
if($this->getRequest()->getVar('Version')) {
$versionID = (int) $this->getRequest()->getVar('Version');
}
if($versionID) {
$record = Versioned::get_version($treeClass, $id, $versionID);
} else {
$record = DataObject::get_by_id($treeClass, $id);
}
// Then, try getting a record from the live site
if(!$record) {
// $record = Versioned::get_one_by_stage($treeClass, "Live", "\"$treeClass\".\"ID\" = $id");
Versioned::set_stage(Versioned::LIVE);
singleton($treeClass)->flushCache();
$record = DataObject::get_by_id($treeClass, $id);
}
// Then, try getting a deleted record
if(!$record) {
$record = Versioned::get_latest_version($treeClass, $id);
}
// Don't open a page from a different locale
/** The record's Locale is saved in database in 2.4, and not related with Session,
* we should not check their locale matches the Translatable::get_current_locale,
* here as long as we all the HTTPRequest is init with right locale.
* This bit breaks the all FileIFrameField functions if the field is used in CMS
* and its relevent ajax calles, like loading the tree dropdown for TreeSelectorField.
*/
/* if($record && SiteTree::has_extension('Translatable') && $record->Locale && $record->Locale != Translatable::get_current_locale()) {
$record = null;
}*/
// Set the reading mode back to what it was.
Versioned::set_reading_mode($currentStage);
return $record;
} else if(substr($id,0,3) == 'new') {
return $this->getNewItem($id);
}
}
/**
* @param int $id
* @param FieldList $fields
* @return Form
*/
public function getEditForm($id = null, $fields = null) {
if(!$id) $id = $this->currentPageID();
$form = parent::getEditForm($id, $fields);
// TODO Duplicate record fetching (see parent implementation)
$record = $this->getRecord($id);
if($record && !$record->canView()) return Security::permissionFailure($this);
if(!$fields) $fields = $form->Fields();
$actions = $form->Actions();
if($record) {
$deletedFromStage = !$record->isOnDraft();
$fields->push($idField = new HiddenField("ID", false, $id));
// Necessary for different subsites
$fields->push($liveLinkField = new HiddenField("AbsoluteLink", false, $record->AbsoluteLink()));
$fields->push($liveLinkField = new HiddenField("LiveLink"));
$fields->push($stageLinkField = new HiddenField("StageLink"));
$fields->push(new HiddenField("TreeTitle", false, $record->TreeTitle));
if($record->ID && is_numeric( $record->ID ) ) {
$liveLink = $record->getAbsoluteLiveLink();
if($liveLink) $liveLinkField->setValue($liveLink);
if(!$deletedFromStage) {
$stageLink = Controller::join_links($record->AbsoluteLink(), '?stage=Stage');
if($stageLink) $stageLinkField->setValue($stageLink);
}
}
// Added in-line to the form, but plucked into different view by LeftAndMain.Preview.js upon load
/** @skipUpgrade */
if($record instanceof CMSPreviewable && !$fields->fieldByName('SilverStripeNavigator')) {
$navField = new LiteralField('SilverStripeNavigator', $this->getSilverStripeNavigator());
$navField->setAllowHTML(true);
$fields->push($navField);
}
// getAllCMSActions can be used to completely redefine the action list
if($record->hasMethod('getAllCMSActions')) {
$actions = $record->getAllCMSActions();
} else {
$actions = $record->getCMSActions();
// Find and remove action menus that have no actions.
if ($actions && $actions->count()) {
/** @var TabSet $tabset */
$tabset = $actions->fieldByName('ActionMenus');
if ($tabset) {
foreach ($tabset->getChildren() as $tab) {
if (!$tab->getChildren()->count()) {
$tabset->removeByName($tab->getName());
}
}
}
}
}
// Use <button> to allow full jQuery UI styling
$actionsFlattened = $actions->dataFields();
if($actionsFlattened) {
/** @var FormAction $action */
foreach($actionsFlattened as $action) {
$action->setUseButtonTag(true);
}
}
if($record->hasMethod('getCMSValidator')) {
$validator = $record->getCMSValidator();
} else {
$validator = new RequiredFields();
}
// TODO Can't merge $FormAttributes in template at the moment
$form->addExtraClass('center ' . $this->BaseCSSClasses());
// Set validation exemptions for specific actions
$form->setValidationExemptActions(array('restore', 'revert', 'deletefromlive', 'delete', 'unpublish', 'rollback', 'doRollback'));
// Announce the capability so the frontend can decide whether to allow preview or not.
if ($record instanceof CMSPreviewable) {
$form->addExtraClass('cms-previewable');
}
$form->addExtraClass('fill-height flexbox-area-grow');
if(!$record->canEdit() || $deletedFromStage) {
$readonlyFields = $form->Fields()->makeReadonly();
$form->setFields($readonlyFields);
}
$form->Fields()->setForm($form);
$this->extend('updateEditForm', $form);
return $form;
} else if($id) {
$form = Form::create( $this, "EditForm", new FieldList(
new LabelField('PageDoesntExistLabel',_t('CMSMain.PAGENOTEXISTS',"This page doesn't exist"))), new FieldList()
)->setHTMLID('Form_EditForm');
return $form;
}
}
/**
* @param HTTPRequest $request
* @return string HTML
*/
public function treeview($request) {
return $this->getResponseNegotiator()->respond($request);
}
/**
* @param HTTPRequest $request
* @return string HTML
*/
public function listview($request) {
return $this->getResponseNegotiator()->respond($request);
}
/**
* @return string
*/
public function ViewState() {
$mode = $this->getRequest()->requestVar('view')
?: $this->getRequest()->param('Action');
switch($mode) {
case 'listview':
case 'treeview':
return $mode;
default:
return 'treeview';
}
}
/**
* Callback to request the list of page types allowed under a given page instance.
* Provides a slower but more precise response over SiteTreeHints
*
* @param HTTPRequest $request
* @return HTTPResponse
*/
public function childfilter($request) {
// Check valid parent specified
$parentID = $request->requestVar('ParentID');
$parent = SiteTree::get()->byID($parentID);
if(!$parent || !$parent->exists()) return $this->httpError(404);
// Build hints specific to this class
// Identify disallows and set globals
$classes = SiteTree::page_type_classes();
$disallowedChildren = array();
foreach($classes as $class) {
$obj = singleton($class);
if($obj instanceof HiddenClass) continue;
if(!$obj->canCreate(null, array('Parent' => $parent))) {
$disallowedChildren[] = $class;
}
}
$this->extend('updateChildFilter', $disallowedChildren, $parentID);
return $this
->getResponse()
->addHeader('Content-Type', 'application/json; charset=utf-8')
->setBody(Convert::raw2json($disallowedChildren));
}
/**
* Safely reconstruct a selected filter from a given set of query parameters
*
* @param array $params Query parameters to use
* @return CMSSiteTreeFilter The filter class, or null if none present
* @throws InvalidArgumentException if invalid filter class is passed.
*/
protected function getQueryFilter($params) {
if(empty($params['FilterClass'])) return null;
$filterClass = $params['FilterClass'];
if(!is_subclass_of($filterClass, 'SilverStripe\\CMS\\Controllers\\CMSSiteTreeFilter')) {
throw new InvalidArgumentException("Invalid filter class passed: {$filterClass}");
}
return $filterClass::create($params);
}
/**
* Returns the pages meet a certain criteria as {@see CMSSiteTreeFilter} or the subpages of a parent page
* defaulting to no filter and show all pages in first level.
* Doubles as search results, if any search parameters are set through {@link SearchForm()}.
*
* @param array $params Search filter criteria
* @param int $parentID Optional parent node to filter on (can't be combined with other search criteria)
* @return SS_List
* @throws InvalidArgumentException if invalid filter class is passed.
*/
public function getList($params = array(), $parentID = 0) {
if($filter = $this->getQueryFilter($params)) {
return $filter->getFilteredPages();
} else {
$list = DataList::create($this->stat('tree_class'));
$parentID = is_numeric($parentID) ? $parentID : 0;
return $list->filter("ParentID", $parentID);
}
}
/**
* @return Form
*/
public function ListViewForm() {
$params = $this->getRequest()->requestVar('q');
$list = $this->getList($params, $parentID = $this->getRequest()->requestVar('ParentID'));
$gridFieldConfig = GridFieldConfig::create()->addComponents(
new GridFieldSortableHeader(),
new GridFieldDataColumns(),
new GridFieldPaginator(self::config()->page_length)
);
if($parentID){
$linkSpec = $this->Link();
$linkSpec = $linkSpec . (strstr($linkSpec, '?') ? '&' : '?') . 'ParentID=%d&view=listview';
$gridFieldConfig->addComponent(
GridFieldLevelup::create($parentID)
->setLinkSpec($linkSpec)
->setAttributes(array('data-pjax' => 'ListViewForm,Breadcrumbs'))
);
}
$gridField = new GridField('Page','Pages', $list, $gridFieldConfig);
/** @var GridFieldDataColumns $columns */
$columns = $gridField->getConfig()->getComponentByType('SilverStripe\\Forms\\GridField\\GridFieldDataColumns');
// Don't allow navigating into children nodes on filtered lists
$fields = array(
'getTreeTitle' => _t('SiteTree.PAGETITLE', 'Page Title'),
'singular_name' => _t('SiteTree.PAGETYPE'),
'LastEdited' => _t('SiteTree.LASTUPDATED', 'Last Updated'),
);
/** @var GridFieldSortableHeader $sortableHeader */
$sortableHeader = $gridField->getConfig()->getComponentByType('SilverStripe\\Forms\\GridField\\GridFieldSortableHeader');
$sortableHeader->setFieldSorting(array('getTreeTitle' => 'Title'));
$gridField->getState()->ParentID = $parentID;
if(!$params) {
$fields = array_merge(array('listChildrenLink' => ''), $fields);
}
$columns->setDisplayFields($fields);
$columns->setFieldCasting(array(
'Created' => 'DBDatetime->Ago',
'LastEdited' => 'DBDatetime->FormatFromSettings',
'getTreeTitle' => 'HTMLFragment'
));
$controller = $this;
$columns->setFieldFormatting(array(
'listChildrenLink' => function($value, &$item) use($controller) {
/** @var SiteTree $item */
$num = $item ? $item->numChildren() : null;
if($num) {
return sprintf(
'<a class="btn btn-secondary btn--no-text btn--icon-large font-icon-right-dir cms-panel-link list-children-link" data-pjax-target="ListViewForm,Breadcrumbs" href="%s"><span class="sr-only">%s child pages</span></a>',
Controller::join_links(
$controller->Link(),
sprintf("?ParentID=%d&view=listview", (int)$item->ID)
),
$num
);
}
},
'getTreeTitle' => function($value, &$item) use($controller) {
return sprintf(
'<a class="action-detail" href="%s">%s</a>',
Controller::join_links(
CMSPageEditController::singleton()->Link('show'),
(int)$item->ID
),
$item->TreeTitle // returns HTML, does its own escaping
);
}
));
$negotiator = $this->getResponseNegotiator();
$listview = Form::create(
$this,
'ListViewForm',
new FieldList($gridField),
new FieldList()
)->setHTMLID('Form_ListViewForm');
$listview->setAttribute('data-pjax-fragment', 'ListViewForm');
$listview->setValidationResponseCallback(function(ValidationResult $errors) use ($negotiator, $listview) {
$request = $this->getRequest();
if($request->isAjax() && $negotiator) {
$result = $listview->forTemplate();
return $negotiator->respond($request, array(
'CurrentForm' => function() use($result) {
return $result;
}
));
}
});
$this->extend('updateListView', $listview);
$listview->disableSecurityToken();
return $listview;
}
public function currentPageID() {
$id = parent::currentPageID();
$this->extend('updateCurrentPageID', $id);
return $id;
}
//------------------------------------------------------------------------------------------//
// Data saving handlers
/**
* Save and Publish page handler
*
* @param array $data
* @param Form $form
* @return HTTPResponse
* @throws HTTPResponse_Exception
*/
public function save($data, $form) {
$className = $this->stat('tree_class');
// Existing or new record?
$id = $data['ID'];
if(substr($id,0,3) != 'new') {
/** @var SiteTree $record */
$record = DataObject::get_by_id($className, $id);
// Check edit permissions
if($record && !$record->canEdit()) {
return Security::permissionFailure($this);
}
if(!$record || !$record->ID) {
throw new HTTPResponse_Exception("Bad record ID #$id", 404);
}
} else {
if(!$className::singleton()->canCreate()) {
return Security::permissionFailure($this);
}
$record = $this->getNewItem($id, false);
}
// Check publishing permissions
$doPublish = !empty($data['publish']);
if($record && $doPublish && !$record->canPublish()) {
return Security::permissionFailure($this);
}
// TODO Coupling to SiteTree
$record->HasBrokenLink = 0;
$record->HasBrokenFile = 0;
if (!$record->ObsoleteClassName) {
$record->writeWithoutVersion();
}
// Update the class instance if necessary
if(isset($data['ClassName']) && $data['ClassName'] != $record->ClassName) {
// Replace $record with a new instance of the new class
$newClassName = $data['ClassName'];
$record = $record->newClassInstance($newClassName);
}
// save form data into record
$form->saveInto($record);
$record->write();
// If the 'Save & Publish' button was clicked, also publish the page
if ($doPublish) {
$record->publishRecursive();
$message = _t(
'CMSMain.PUBLISHED',
"Published '{title}' successfully.",
['title' => $record->Title]
);
} else {
$message = _t(
'CMSMain.SAVED',
"Saved '{title}' successfully.",
['title' => $record->Title]
);
}
$this->getResponse()->addHeader('X-Status', rawurlencode($message));
return $this->getResponseNegotiator()->respond($this->getRequest());
}
/**
* @uses LeftAndMainExtension->augmentNewSiteTreeItem()
*
* @param int|string $id
* @param bool $setID
* @return mixed|DataObject
* @throws HTTPResponse_Exception
*/
public function getNewItem($id, $setID = true) {
$parentClass = $this->stat('tree_class');
list($dummy, $className, $parentID, $suffix) = array_pad(explode('-',$id),4,null);
if (!is_a($className, $parentClass, true)) {
$response = Security::permissionFailure($this);
if (!$response) {
$response = $this->getResponse();
}
throw new HTTPResponse_Exception($response);
}
/** @var SiteTree $newItem */
$newItem = Injector::inst()->create($className);
if( !$suffix ) {
$sessionTag = "NewItems." . $parentID . "." . $className;
if(Session::get($sessionTag)) {
$suffix = '-' . Session::get($sessionTag);
Session::set($sessionTag, Session::get($sessionTag) + 1);
}
else
Session::set($sessionTag, 1);
$id = $id . $suffix;
}
$newItem->Title = _t(
'CMSMain.NEWPAGE',
"New {pagetype}",'followed by a page type title',
array('pagetype' => singleton($className)->i18n_singular_name())
);
$newItem->ClassName = $className;
$newItem->ParentID = $parentID;
// DataObject::fieldExists only checks the current class, not the hierarchy
// This allows the CMS to set the correct sort value
if($newItem->castingHelper('Sort')) {
$newItem->Sort = DB::prepared_query('SELECT MAX("Sort") FROM "SiteTree" WHERE "ParentID" = ?', array($parentID))->value() + 1;
}
if($setID) $newItem->ID = $id;
# Some modules like subsites add extra fields that need to be set when the new item is created
$this->extend('augmentNewSiteTreeItem', $newItem);
return $newItem;
}
/**
* Actually perform the publication step
*
* @param Versioned|DataObject $record
* @return mixed
*/
public function performPublish($record) {
if($record && !$record->canPublish()) {
return Security::permissionFailure($this);
}
$record->publishRecursive();
}
/**
* Reverts a page by publishing it to live.
* Use {@link restorepage()} if you want to restore a page
* which was deleted from draft without publishing.
*
* @uses SiteTree->doRevertToLive()
*
* @param array $data
* @param Form $form
* @return HTTPResponse
* @throws HTTPResponse_Exception
*/
public function revert($data, $form) {
if(!isset($data['ID'])) {
throw new HTTPResponse_Exception("Please pass an ID in the form content", 400);
}
$id = (int) $data['ID'];
$restoredPage = Versioned::get_latest_version(SiteTree::class, $id);
if(!$restoredPage) {
throw new HTTPResponse_Exception("SiteTree #$id not found", 400);
}
/** @var SiteTree $record */
$record = Versioned::get_one_by_stage('SilverStripe\\CMS\\Model\\SiteTree', 'Live', array(
'"SiteTree_Live"."ID"' => $id
));
// a user can restore a page without publication rights, as it just adds a new draft state
// (this action should just be available when page has been "deleted from draft")
if($record && !$record->canEdit()) {
return Security::permissionFailure($this);
}
if(!$record || !$record->ID) {
throw new HTTPResponse_Exception("Bad record ID #$id", 404);
}
$record->doRevertToLive();
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t(
'CMSMain.RESTORED',
"Restored '{title}' successfully",
'Param %s is a title',
array('title' => $record->Title)
))
);
return $this->getResponseNegotiator()->respond($this->getRequest());
}
/**
* Delete the current page from draft stage.
*
* @see deletefromlive()
*
* @param array $data
* @param Form $form
* @return HTTPResponse
* @throws HTTPResponse_Exception
*/
public function delete($data, $form) {
$id = $data['ID'];
$record = SiteTree::get()->byID($id);
if($record && !$record->canDelete()) {
return Security::permissionFailure();
}
if(!$record || !$record->ID) {
throw new HTTPResponse_Exception("Bad record ID #$id", 404);
}
// Delete record
$record->delete();
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(sprintf(_t('CMSMain.REMOVEDPAGEFROMDRAFT',"Removed '%s' from the draft site"), $record->Title))
);
// Even if the record has been deleted from stage and live, it can be viewed in "archive mode"
return $this->getResponseNegotiator()->respond($this->getRequest());
}
/**
* Delete this page from both live and stage
*
* @param array $data
* @param Form $form
* @return HTTPResponse
* @throws HTTPResponse_Exception
*/
public function archive($data, $form) {
$id = $data['ID'];
/** @var SiteTree $record */
$record = SiteTree::get()->byID($id);
if(!$record || !$record->exists()) {
throw new HTTPResponse_Exception("Bad record ID #$id", 404);
}
if(!$record->canArchive()) {
return Security::permissionFailure();
}
// Archive record
$record->doArchive();
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(sprintf(_t('CMSMain.ARCHIVEDPAGE',"Archived page '%s'"), $record->Title))
);
// Even if the record has been deleted from stage and live, it can be viewed in "archive mode"
return $this->getResponseNegotiator()->respond($this->getRequest());
}
public function publish($data, $form) {
$data['publish'] = '1';
return $this->save($data, $form);
}
public function unpublish($data, $form) {
$className = $this->stat('tree_class');
/** @var SiteTree $record */
$record = DataObject::get_by_id($className, $data['ID']);
if($record && !$record->canUnpublish()) {
return Security::permissionFailure($this);
}
if(!$record || !$record->ID) {
throw new HTTPResponse_Exception("Bad record ID #" . (int)$data['ID'], 404);
}
$record->doUnpublish();
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t('CMSMain.REMOVEDPAGE',"Removed '{title}' from the published site", array('title' => $record->Title)))
);
return $this->getResponseNegotiator()->respond($this->getRequest());
}
/**
* @return HTTPResponse
*/
public function rollback() {
return $this->doRollback(array(
'ID' => $this->currentPageID(),
'Version' => $this->getRequest()->param('VersionID')
), null);
}
/**
* Rolls a site back to a given version ID
*
* @param array $data
* @param Form $form
* @return HTTPResponse
*/
public function doRollback($data, $form) {
$this->extend('onBeforeRollback', $data['ID']);
$id = (isset($data['ID'])) ? (int) $data['ID'] : null;
$version = (isset($data['Version'])) ? (int) $data['Version'] : null;
/** @var DataObject|Versioned $record */
$record = DataObject::get_by_id($this->stat('tree_class'), $id);
if($record && !$record->canEdit()) {
return Security::permissionFailure($this);
}
if($version) {
$record->doRollbackTo($version);
$message = _t(
'CMSMain.ROLLEDBACKVERSIONv2',
"Rolled back to version #%d.",
array('version' => $data['Version'])
);
} else {
$record->doRevertToLive();
$message = _t(
'CMSMain.ROLLEDBACKPUBv2',"Rolled back to published version."
);
}
$this->getResponse()->addHeader('X-Status', rawurlencode($message));
// Can be used in different contexts: In normal page edit view, in which case the redirect won't have any effect.
// Or in history view, in which case a revert causes the CMS to re-load the edit view.
// The X-Pjax header forces a "full" content refresh on redirect.
$url = Controller::join_links(CMSPageEditController::singleton()->Link('show'), $record->ID);
$this->getResponse()->addHeader('X-ControllerURL', $url);
$this->getRequest()->addHeader('X-Pjax', 'Content');
$this->getResponse()->addHeader('X-Pjax', 'Content');
return $this->getResponseNegotiator()->respond($this->getRequest());
}
/**
* Batch Actions Handler
*/
public function batchactions() {
return new CMSBatchActionHandler($this, 'batchactions');
}
public function BatchActionParameters() {
$batchActions = CMSBatchActionHandler::config()->batch_actions;
$forms = array();
foreach($batchActions as $urlSegment => $batchAction) {
$SNG_action = singleton($batchAction);
if ($SNG_action->canView() && $fieldset = $SNG_action->getParameterFields()) {
$formHtml = '';
/** @var FormField $field */
foreach($fieldset as $field) {
$formHtml .= $field->Field();
}
$forms[$urlSegment] = $formHtml;
}
}
$pageHtml = '';
foreach($forms as $urlSegment => $html) {
$pageHtml .= "<div class=\"params\" id=\"BatchActionParameters_$urlSegment\">$html</div>\n\n";
}
return new LiteralField("BatchActionParameters", '<div id="BatchActionParameters" style="display:none">'.$pageHtml.'</div>');
}
/**
* Returns a list of batch actions
*/
public function BatchActionList() {
return $this->batchactions()->batchActionList();
}
public function publishall($request) {
if(!Permission::check('ADMIN')) return Security::permissionFailure($this);
increase_time_limit_to();
increase_memory_limit_to();
$response = "";
if(isset($this->requestParams['confirm'])) {
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) return $this->httpError(400);
$start = 0;
$pages = SiteTree::get()->limit("$start,30");
$count = 0;
while($pages) {
/** @var SiteTree $page */
foreach($pages as $page) {
if($page && !$page->canPublish()) {
return Security::permissionFailure($this);
}
$page->publishRecursive();
$page->destroy();
unset($page);
$count++;
$response .= "<li>$count</li>";
}
if($pages->count() > 29) {
$start += 30;
$pages = SiteTree::get()->limit("$start,30");
} else {
break;
}
}
$response .= _t('CMSMain.PUBPAGES',"Done: Published {count} pages", array('count' => $count));
} else {
$token = SecurityToken::inst();
$fields = new FieldList();
$token->updateFieldSet($fields);
$tokenField = $fields->first();
$tokenHtml = ($tokenField) ? $tokenField->FieldHolder() : '';
$publishAllDescription = _t(
'CMSMain.PUBALLFUN2',
'Pressing this button will do the equivalent of going to every page and pressing "publish". '
. 'It\'s intended to be used after there have been massive edits of the content, such as when '
. 'the site was first built.'
);
$response .= '<h1>' . _t('CMSMain.PUBALLFUN','"Publish All" functionality') . '</h1>
<p>' . $publishAllDescription . '</p>
<form method="post" action="publishall">
<input type="submit" name="confirm" value="'
. _t('CMSMain.PUBALLCONFIRM',"Please publish every page in the site, copying content stage to live",'Confirmation button') .'" />'
. $tokenHtml .
'</form>';
}
return $response;
}
/**
* Restore a completely deleted page from the SiteTree_versions table.
*
* @param array $data
* @param Form $form
* @return HTTPResponse
*/
public function restore($data, $form) {
if(!isset($data['ID']) || !is_numeric($data['ID'])) {
return new HTTPResponse("Please pass an ID in the form content", 400);
}
$id = (int)$data['ID'];
/** @var SiteTree $restoredPage */
$restoredPage = Versioned::get_latest_version(SiteTree::class, $id);
if(!$restoredPage) {
return new HTTPResponse("SiteTree #$id not found", 400);
}
$restoredPage = $restoredPage->doRestoreToStage();
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t(
'CMSMain.RESTORED',
"Restored '{title}' successfully",
array('title' => $restoredPage->Title)
))
);
return $this->getResponseNegotiator()->respond($this->getRequest());
}
public function duplicate($request) {
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) return $this->httpError(400);
if(($id = $this->urlParams['ID']) && is_numeric($id)) {
/** @var SiteTree $page */
$page = SiteTree::get()->byID($id);
if($page && (!$page->canEdit() || !$page->canCreate(null, array('Parent' => $page->Parent())))) {
return Security::permissionFailure($this);
}
if(!$page || !$page->ID) throw new HTTPResponse_Exception("Bad record ID #$id", 404);
$newPage = $page->duplicate();
// ParentID can be hard-set in the URL. This is useful for pages with multiple parents
if(isset($_GET['parentID']) && is_numeric($_GET['parentID'])) {
$newPage->ParentID = $_GET['parentID'];
$newPage->write();
}
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t(
'CMSMain.DUPLICATED',
"Duplicated '{title}' successfully",
array('title' => $newPage->Title)
))
);
$url = Controller::join_links(CMSPageEditController::singleton()->Link('show'), $newPage->ID);
$this->getResponse()->addHeader('X-ControllerURL', $url);
$this->getRequest()->addHeader('X-Pjax', 'Content');
$this->getResponse()->addHeader('X-Pjax', 'Content');
return $this->getResponseNegotiator()->respond($this->getRequest());
} else {
return new HTTPResponse("CMSMain::duplicate() Bad ID: '$id'", 400);
}
}
public function duplicatewithchildren($request) {
// Protect against CSRF on destructive action
if(!SecurityToken::inst()->checkRequest($request)) return $this->httpError(400);
increase_time_limit_to();
if(($id = $this->urlParams['ID']) && is_numeric($id)) {
/** @var SiteTree $page */
$page = SiteTree::get()->byID($id);
if($page && (!$page->canEdit() || !$page->canCreate(null, array('Parent' => $page->Parent())))) {
return Security::permissionFailure($this);
}
if(!$page || !$page->ID) throw new HTTPResponse_Exception("Bad record ID #$id", 404);
$newPage = $page->duplicateWithChildren();
$this->getResponse()->addHeader(
'X-Status',
rawurlencode(_t(
'CMSMain.DUPLICATEDWITHCHILDREN',
"Duplicated '{title}' and children successfully",
array('title' => $newPage->Title)
))
);
$url = Controller::join_links(CMSPageEditController::singleton()->Link('show'), $newPage->ID);
$this->getResponse()->addHeader('X-ControllerURL', $url);
$this->getRequest()->addHeader('X-Pjax', 'Content');
$this->getResponse()->addHeader('X-Pjax', 'Content');
return $this->getResponseNegotiator()->respond($this->getRequest());
} else {
return new HTTPResponse("CMSMain::duplicatewithchildren() Bad ID: '$id'", 400);
}
}
public function providePermissions() {
$title = CMSPagesController::menu_title();
return array(
"CMS_ACCESS_CMSMain" => array(
'name' => _t('CMSMain.ACCESS', "Access to '{title}' section", array('title' => $title)),
'category' => _t('Permission.CMS_ACCESS_CATEGORY', 'CMS Access'),
'help' => _t(
'CMSMain.ACCESS_HELP',
'Allow viewing of the section containing page tree and content. View and edit permissions can be handled through page specific dropdowns, as well as the separate "Content permissions".'
),
'sort' => -99 // below "CMS_ACCESS_LeftAndMain", but above everything else
)
);
}
}