CMSMain::getSiteTreeFor() - Code Metrics - Inspection of "API Refactor inherited permissions" - silverstripe/silverstripe-cms - Measure and Improve Code Quality continuously with Scrutinizer

Completed
Pull Request — master (#1811)

by Damian
created 2017-05-11 21:45 UTC
CMSMain::getSiteTreeFor() D

↳ Parent: CMSMain
Complexity

Conditions	10
Paths	288
Size

Total Lines	58
Code Lines	33
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
dl	0
loc	58
rs	4.9315
c	0
b	0
f	0
cc	10
eloc	33
nc	288
nop	6
How to fix Long Method Complexity

<?php

namespace SilverStripe\CMS\Controllers;

use SilverStripe\Admin\AdminRootController;
use SilverStripe\Admin\CMSBatchActionHandler;
use SilverStripe\Admin\LeftAndMain_SearchFilter;
use SilverStripe\Admin\LeftAndMainFormRequestHandler;
use SilverStripe\CMS\Model\VirtualPage;
use SilverStripe\Forms\Tab;
use SilverStripe\ORM\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 Psr\SimpleCache\CacheInterface;
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\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\Hierarchy\MarkedSet;
use SilverStripe\ORM\SS_List;
use SilverStripe\ORM\ValidationResult;
use SilverStripe\Security\InheritedPermissions;
use SilverStripe\SiteConfig\SiteConfig;
use SilverStripe\Versioned\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 InvalidArgumentException;
use SilverStripe\Versioned\ChangeSet;
use SilverStripe\Versioned\ChangeSetItem;

/**
 * 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_icon_class = 'font-icon-sitemap';

    private static $menu_priority = 10;


    private static $tree_class = SiteTree::class;


    private static $subitem_class = Member::class;

    private static $session_namespace = self::class;


    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',
        'savetreenode',
        'getsubtree',
        'updatetreenodes',
        'batchactions',
        'treeview',
        'listview',
        'ListViewForm',
        'childfilter',
    );

    private static $url_handlers = [

        'EditForm/$ID' => 'EditForm',
    ];

    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',
    );

    protected 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());
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
        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, Versioned::DRAFT);
        Versioned::prepopulate_versionnumber_cache(SiteTree::class, Versioned::LIVE);
        $html = $this->getSiteTreeFor($this->stat('tree_class'));

        $this->extend('updateSiteTreeAsUL', $html);

        return $html;
    }

    /**
     * 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
    ) {
        // Provide better defaults from filter
        $filter = $this->getSearchFilter();
        if ($filter) {
            if (!$childrenMethod) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
                $childrenMethod = $filter->getChildrenMethod();
            }
            if (!$numChildrenMethod) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
                $numChildrenMethod = $filter->getNumChildrenMethod();
            }
            if (!$filterFunction) {
                $filterFunction = function ($node) use ($filter) {
                    return $filter->isPageIncluded($node);
                };
            }
        }

        // Build set from node and begin marking
        $record = ($rootID) ? $this->getRecord($rootID) : null;
        $rootNode = $record ? $record : DataObject::singleton($className);
        $markingSet = MarkedSet::create($rootNode, $childrenMethod, $numChildrenMethod, $nodeCountThreshold);

        // Set filter function
        if ($filterFunction) {
            $markingSet->setMarkingFilterFunction($filterFunction);
        }

        // Mark tree from this node
        $markingSet->markPartialTree();

        // Ensure current page is exposed
        $currentPage = $this->currentPage();
        if ($currentPage) {
            $markingSet->markToExpose($currentPage);
        }

        // Pre-cache permissions
        $checker = SiteTree::getPermissionChecker();
        if ($checker instanceof InheritedPermissions) {
if ($x instanceof DoesNotExist) {
    // Do something.
}
            $checker->prePopulatePermissionCache(
                InheritedPermissions::EDIT,
                $markingSet->markedNodeIDs()
            );
        }

        // Render using full-subtree template
        return $markingSet->renderChildren(
            [ self::class . '_SubTree', 'type' => 'Includes' ],
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            $this->getTreeNodeCustomisations()
        );
    }


    /**
     * Get callback to determine template customisations for nodes
     *
     * @return callable
     */
    protected function getTreeNodeCustomisations()
    {
        $rootTitle = $this->getCMSTreeTitle();
        $linkWithSearch = $this->LinkWithSearch($this->Link());
        return function (SiteTree $node) use ($linkWithSearch, $rootTitle) {
            return [
                'listViewLink' => Controller::join_links(
                    $linkWithSearch,
                    '?view=listview&ParentID=' . $node->ID
                ),
                'rootTitle' => $rootTitle,
                'extraClass' => $this->getTreeNodeClasses($node),
            ];
        };
    }

    /**
     * Get extra CSS classes for a page's tree node
     *
     * @param SiteTree $node
     * @return string
     */
    public function getTreeNodeClasses(SiteTree $node)
    {
        // Get classes from object
        $classes = $node->CMSTreeClasses();

        // Flag as current
        if ($this->isCurrentPage($node)) {
            $classes .= ' current';
        }

        // Get status flag classes
        $flags = $node->getStatusFlags();
        if ($flags) {

            $statuses = array_keys($flags);
            foreach ($statuses as $s) {
                $classes .= ' status-' . $s;
            }
        }

        // Get additional filter classes
        $filter = $this->getSearchFilter();
        if ($filter && ($filterClasses = $filter->getPageClasses($node))) {
            if (is_array($filterClasses)) {
                $filterClasses = implode(' ', $filterClasses);
            }
            $classes .= ' ' . $filterClasses;
        }

        return trim($classes);
    }

    /**
     * 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 $request
     * @return HTTPResponse
     */
    public function updatetreenodes($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
            }

            // Create marking set with sole marked root
            $markingSet = MarkedSet::create($record);
            $markingSet->setMarkingFilterFunction(function () {
                return false;
            });
            $markingSet->markUnexpanded($record);

            // 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
            $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();
            }

            // Render using single node template
            $html = $markingSet->renderChildren(
                [ self::class . '_TreeNode', 'type' => 'Includes'],
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
                $this->getTreeNodeCustomisations()
            );

            $data[$id] = array(
                'html' => $html,
                'ParentID' => $record->ParentID,
                'NextID' => $next ? $next->ID : null,
                'PrevID' => $prev ? $prev->ID : null
            );
        }
        return $this
            ->getResponse()
            ->addHeader('Content-Type', 'application/json')
            ->setBody(Convert::raw2json($data));
    }

    /**
     * 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')) {
            return $this->httpError(
                403,
                _t(
                    __CLASS__.'.CANT_REORGANISE',
                    "You do not have permission to rearange the site tree. Your change was not saved."
                )
            );
        }

        $className = $this->stat('tree_class');
        $id = $request->requestVar('ID');
        $parentID = $request->requestVar('ParentID');
        if (!is_numeric($id) || !is_numeric($parentID)) {
            return $this->httpError(400);
        }

        // Check record exists in the DB
        /** @var SiteTree $node */
        $node = DataObject::get_by_id($className, $id);
        if (!$node) {
            return $this->httpError(
                500,
                _t(
                    __CLASS__.'.PLEASESAVE',
                    "Please Save Page: This page could not be updated because it hasn't been saved yet."
                )
            );
        }

        // Check top level permissions
        $root = $node->getParentType();
        if (($parentID == '0' || $root == 'root') && !SiteConfig::current_site_config()->canCreateTopLevel()) {
            return $this->httpError(
                403,
                _t(
                    __CLASS__.'.CANT_REORGANISE',
                    "You do not have permission to alter Top level pages. Your change was not saved."
                )
            );
        }

        $siblingIDs = $request->requestVar('SiblingIDs');
        $statusUpdates = array('modified'=>array());

        if (!$node->canEdit()) {
            return Security::permissionFailure($this);
        }

        // Update hierarchy (only if ParentID changed)
        if ($node->ParentID != $parentID) {
<?php

/**
 * @property int $x
 * @property int $y
 * @property string $text
 */
class MyLabel
{
    private $properties;

    private $allowedProperties = array('x', 'y', 'text');

    public function __get($name)
    {
        if (isset($properties[$name]) && in_array($name, $this->allowedProperties)) {
            return $properties[$name];
        } else {
            return null;
        }
    }

    public function __set($name, $value)
    {
        if (in_array($name, $this->allowedProperties)) {
            $properties[$name] = $value;
        } else {
            throw new \LogicException("Property $name is not defined.");
        }
    }

}
            $node->ParentID = (int)$parentID;
<?php

/**
 * @property int $x
 * @property int $y
 * @property string $text
 */
class MyLabel
{
    private $properties;

    private $allowedProperties = array('x', 'y', 'text');

    public function __get($name)
    {
        if (isset($properties[$name]) && in_array($name, $this->allowedProperties)) {
            return $properties[$name];
        } else {
            return null;
        }
    }

    public function __set($name, $value)
    {
        if (in_array($name, $this->allowedProperties)) {
            $properties[$name] = $value;
        } else {
            throw new \LogicException("Property $name is not defined.");
        }
    }

}
            $node->write();

            $statusUpdates['modified'][$node->ID] = array(
                'TreeTitle' => $node->TreeTitle
<?php

/**
 * @property int $x
 * @property int $y
 * @property string $text
 */
class MyLabel
{
    private $properties;

    private $allowedProperties = array('x', 'y', 'text');

    public function __get($name)
    {
        if (isset($properties[$name]) && in_array($name, $this->allowedProperties)) {
            return $properties[$name];
        } else {
            return null;
        }
    }

    public function __set($name, $value)
    {
        if (in_array($name, $this->allowedProperties)) {
            $properties[$name] = $value;
        } else {
            throw new \LogicException("Property $name is not defined.");
        }
    }

}
            );

            // Update all dependent pages
            $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(__CLASS__.'.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
<?php

/**
 * @property int $x
 * @property int $y
 * @property string $text
 */
class MyLabel
{
    private $properties;

    private $allowedProperties = array('x', 'y', 'text');

    public function __get($name)
    {
        if (isset($properties[$name]) && in_array($name, $this->allowedProperties)) {
            return $properties[$name];
        } else {
            return null;
        }
    }

    public function __set($name, $value)
    {
        if (in_array($name, $this->allowedProperties)) {
            $properties[$name] = $value;
        } else {
            throw new \LogicException("Property $name is not defined.");
        }
    }

}
                    );
                } 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(__CLASS__.'.REORGANISATIONSUCCESSFUL', 'Reorganised the site tree successfully.'))
            );
        }

        return $this
            ->getResponse()
            ->addHeader('Content-Type', 'application/json')
            ->setBody(Convert::raw2json($statusUpdates));
    }

    public function CanOrganiseSitetree()
    {
        return !Permission::check('SITETREE_REORGANISE') && !Permission::check('ADMIN') ? false : true;
    }

    /**
     * @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('SilverStripe\\CMS\\Search\\SearchForm.FILTERLABELTEXT', 'Search'));
        $dateFrom = new DateField(
            'q[LastEditedFrom]',
            _t('SilverStripe\\CMS\\Search\\SearchForm.FILTERDATEFROM', 'From')
        );
        $dateTo = new DateField(
            'q[LastEditedTo]',
            _t('SilverStripe\\CMS\\Search\\SearchForm.FILTERDATETO', 'To')
        );
        $pageFilter = new DropdownField(
            'q[FilterClass]',
            _t('SilverStripe\\CMS\\Controllers\\CMSMain.PAGES', 'Page status'),
            CMSSiteTreeFilter::get_all_filters()
        );
        $pageClasses = new DropdownField(
            'q[ClassName]',
            _t('SilverStripe\\CMS\\Controllers\\CMSMain.PAGETYPEOPT', 'Page type', 'Dropdown for limiting search to a page type'),
            $this->getPageTypes()
        );
        $pageClasses->setEmptyString(_t('SilverStripe\\CMS\\Controllers\\CMSMain.PAGETYPEANYOPT', 'Any'));

        // Group the Datefields
        $dateGroup = new FieldGroup(
            $dateFrom,
            $dateTo
        );
        $dateGroup->setTitle(_t('SilverStripe\\CMS\\Search\\SearchForm.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('SilverStripe\\CMS\\Controllers\\CMSMain.APPLY_FILTER', 'Search'))
                ->addExtraClass('btn btn-primary'),
            FormAction::create('clear', _t('SilverStripe\\CMS\\Controllers\\CMSMain.CLEAR_FILTER', 'Clear'))
                ->setAttribute('type', 'reset')
                ->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 = Injector::inst()->get(CacheInterface::class . '.CMSMain_SiteTreeHints');
        $cacheKey = md5(implode('_', array(Member::currentUserID(), implode(',', $cacheCanCreate), implode(',', $classes))));
        if ($this->getRequest()->getVar('flush')) {
            $cache->clear();
        }
        $json = $cache->get($cacheKey);
        if (!$json) {
            $def['Root'] = array();
foreach ($collection as $item) {
    $myArray['foo'] = $item->getFoo();

    if ($item->hasBar()) {
        $myArray['bar'] = $item->getBar();
    }

    // do something with $myArray
}
            $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);
            $cache->set($cacheKey, $json);
        }
        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) {
            $instance = SiteTree::singleton($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;
            }

            $singularName = $instance->i18n_singular_name();
            $description = $instance->i18n_classDescription();

            $result->push(new ArrayData(array(
                'ClassName' => $class,
                'AddAction' => $singularName,
                'Description' => $description,
                // TODO Sprite support
                'IconURL' => $instance->stat('icon'),
                'Title' => $singularName,
            )));
        }

        $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, $versionID = null)
    {
        if (!$id) {
            return null;
        }
        $treeClass = $this->stat('tree_class');
        if ($id instanceof $treeClass) {
            return $id;
        }
        if (substr($id, 0, 3) == 'new') {
            return $this->getNewItem($id);
        }
        if (!is_numeric($id)) {
            return null;
        }

        $currentStage = Versioned::get_reading_mode();

        if ($this->getRequest()->getVar('Version')) {
            $versionID = (int) $this->getRequest()->getVar('Version');
        }

        /** @var SiteTree $record */
        if ($versionID) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
            $record = Versioned::get_version($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);
        }

        // Set the reading mode back to what it was.
        Versioned::set_reading_mode($currentStage);

        return $record;
    }

    /**
     * {@inheritdoc}
     *
     * @param HTTPRequest $request
     * @return Form
     */
    public function EditForm($request = null)
    {
        // set page ID from request
        if ($request) {
            // Validate id is present
            $id = $request->param('ID');
            if (!isset($id)) {
                $this->httpError(400);
                return null;
            }
            $this->setCurrentPageID($id);
        }
        return $this->getEditForm();
    }

    /**
     * @param int $id
     * @param FieldList $fields
     * @return Form
     */
    public function getEditForm($id = null, $fields = null)
    {
        // Get record
        if (!$id) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
            $id = $this->currentPageID();
        }
        /** @var SiteTree $record */
        $record = $this->getRecord($id);

        // Check parent form can be generated
        $form = parent::getEditForm($record, $fields);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        if (!$form || !$record) {
            return $form;
        }

        if (!$fields) {
            $fields = $form->Fields();
        }

        // Add extra fields
        $deletedFromStage = !$record->isOnDraft();
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
        $fields->push($idField = new HiddenField("ID", false, $id));
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        // Necessary for different subsites
        $fields->push($liveLinkField = new HiddenField("AbsoluteLink", false, $record->AbsoluteLink()));
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        $fields->push($liveLinkField = new HiddenField("LiveLink"));
        $fields->push($stageLinkField = new HiddenField("StageLink"));
        $fields->push($archiveWarningMsgField = new HiddenField("ArchiveWarningMessage"));
        $fields->push(new HiddenField("TreeTitle", false, $record->getTreeTitle()));
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);

        $archiveWarningMsgField->setValue($this->getArchiveWarningMessage($record));

        // Build preview / live links
        $liveLink = $record->getAbsoluteLiveLink();
        if ($liveLink) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
            $liveLinkField->setValue($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();
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
        } 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) {
                    /** @var Tab $tab */
                    foreach ($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);
            }
        }

        // 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);

        // Use custom reqest handler for LeftAndMain requests;
        // CMS Forms cannot be identified solely by name, but also need ID (and sometimes OtherID)
        $form->setRequestHandler(
            LeftAndMainFormRequestHandler::create($form, [$id])
        );
        return $form;
    }

    public function EmptyForm()
    {
        $fields = new FieldList(
            new LabelField('PageDoesntExistLabel', _t('SilverStripe\\CMS\\Controllers\\CMSMain.PAGENOTEXISTS', "This page doesn't exist"))
        );
        $form = parent::EmptyForm();
        $form->setFields($fields);
        $fields->setForm($form);
        return $form;
    }

    /**
     * Build an archive warning message based on the page's children
     *
     * @param SiteTree $record
     * @return string
     */
    protected function getArchiveWarningMessage($record)
    {
        // Get all page's descendants
        $record->collateDescendants(true, $descendants);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        if (!$descendants) {

            $descendants = [];
        }

        // Get all campaigns that the page and its descendants belong to
        $inChangeSetIDs = ChangeSetItem::get_for_object($record)->column('ChangeSetID');

        foreach ($descendants as $page) {
            $inChangeSetIDs = array_merge($inChangeSetIDs, ChangeSetItem::get_for_object($page)->column('ChangeSetID'));
        }

        if (count($inChangeSetIDs) > 0) {
            $inChangeSets = ChangeSet::get()->filter(['ID' => $inChangeSetIDs, 'State' => ChangeSet::STATE_OPEN]);
        } else {
            $inChangeSets = new ArrayList();
        }

        $numCampaigns = ChangeSet::singleton()->i18n_pluralise($inChangeSets->count());
        $numCampaigns = mb_strtolower($numCampaigns);

        if (count($descendants) > 0 && $inChangeSets->count() > 0) {
            $archiveWarningMsg = _t('SilverStripe\\CMS\\Controllers\\CMSMain.ArchiveWarningWithChildrenAndCampaigns', 'Warning: This page and all of its child pages will be unpublished and automatically removed from their associated {NumCampaigns} before being sent to the archive.\n\nAre you sure you want to proceed?', [ 'NumCampaigns' => $numCampaigns ]);
        } elseif (count($descendants) > 0) {
            $archiveWarningMsg = _t('SilverStripe\\CMS\\Controllers\\CMSMain.ArchiveWarningWithChildren', 'Warning: This page and all of its child pages will be unpublished before being sent to the archive.\n\nAre you sure you want to proceed?');
        } elseif ($inChangeSets->count() > 0) {
            $archiveWarningMsg = _t('SilverStripe\\CMS\\Controllers\\CMSMain.ArchiveWarningWithCampaigns', 'Warning: This page will be unpublished and automatically removed from their associated {NumCampaigns} before being sent to the archive.\n\nAre you sure you want to proceed?', [ 'NumCampaigns' => $numCampaigns ]);
        } else {
            $archiveWarningMsg = _t('SilverStripe\\CMS\\Controllers\\CMSMain.ArchiveWarning', 'Warning: This page will be unpublished before being sent to the archive.\n\nAre you sure you want to proceed?');
        }

        return $archiveWarningMsg;
    }

    /**
     * @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, CMSSiteTreeFilter::class)) {

            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'));
        $gridFieldConfig = GridFieldConfig::create()->addComponents(
            new GridFieldSortableHeader(),
            new GridFieldDataColumns(),
            new GridFieldPaginator($this->config()->get('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('SilverStripe\\CMS\\Model\\SiteTree.PAGETITLE', 'Page Title'),
            'singular_name' => _t('SilverStripe\\CMS\\Model\\SiteTree.PAGETYPE', 'Page Type'),
            'LastEdited' => _t('SilverStripe\\CMS\\Model\\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;
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
                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(
                'SilverStripe\\CMS\\Controllers\\CMSMain.PUBLISHED',
                "Published '{title}' successfully.",
                ['title' => $record->Title]
            );
        } else {
            $message = _t(
                'SilverStripe\\CMS\\Controllers\\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);
<?php

function returnThreeValues() {
    return array('a', 'b', 'c');
}

list($a, $b, $c) = returnThreeValues();

print $a . " - " . $c;

        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;
        }

        $newItem->Title = _t(
            'SilverStripe\\CMS\\Controllers\\CMSMain.NEWPAGE',
            "New {pagetype}",
            'followed by a page type title',
            array('pagetype' => singleton($className)->i18n_singular_name())
        );
        $newItem->ClassName = $className;
        $newItem->ParentID = $parentID;
<?php

/**
 * @property int $x
 * @property int $y
 * @property string $text
 */
class MyLabel
{
    private $properties;

    private $allowedProperties = array('x', 'y', 'text');

    public function __get($name)
    {
        if (isset($properties[$name]) && in_array($name, $this->allowedProperties)) {
            return $properties[$name];
        } else {
            return null;
        }
    }

    public function __set($name, $value)
    {
        if (in_array($name, $this->allowedProperties)) {
            $properties[$name] = $value;
        } else {
            throw new \LogicException("Property $name is not defined.");
        }
    }

}

        // 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()) {
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            return Security::permissionFailure($this);
        }

        $record->publishRecursive();
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
    }

    /**
     * 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();
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }

        $this->getResponse()->addHeader(
            'X-Status',
            rawurlencode(_t(
                'SilverStripe\\CMS\\Controllers\\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('SilverStripe\\CMS\\Controllers\\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()) {
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
            return Security::permissionFailure();
        }

        // Archive record
        $record->doArchive();
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }

        $this->getResponse()->addHeader(
            'X-Status',
            rawurlencode(sprintf(_t('SilverStripe\\CMS\\Controllers\\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()) {
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }
            return Security::permissionFailure($this);
        }
        if (!$record || !$record->ID) {
            throw new HTTPResponse_Exception("Bad record ID #" . (int)$data['ID'], 404);
        }

        $record->doUnpublish();
class ParentClass {
    private $data = array();

    public function __call($method, array $args) {
        if (0 === strpos($method, 'get')) {
            return $this->data[strtolower(substr($method, 3))];
        }

        throw new \LogicException(sprintf('Unsupported method: %s', $method));
    }
}

/**
 * If this class knows which fields exist, you can specify the methods here:
 *
 * @method string getName()
 */
class SomeClass extends ParentClass { }

        $this->getResponse()->addHeader(
            'X-Status',
            rawurlencode(_t('SilverStripe\\CMS\\Controllers\\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' => $this->getRequest()->param('VersionID')
        ), null);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
    }

    /**
     * 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()) {
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            return Security::permissionFailure($this);
        }

        if ($version) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
            $record->doRollbackTo($version);
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            $message = _t(
                'SilverStripe\\CMS\\Controllers\\CMSMain.ROLLEDBACKVERSIONv2',
                "Rolled back to version #%d.",
                array('version' => $data['Version'])
            );
        } else {
            $record->doRevertToLive();
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            $message = _t(
                'SilverStripe\\CMS\\Controllers\\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('SilverStripe\\CMS\\Controllers\\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(
                'SilverStripe\\CMS\\Controllers\\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('SilverStripe\\CMS\\Controllers\\CMSMain.PUBALLFUN', '"Publish All" functionality') . '</h1>
				<p>' . $publishAllDescription . '</p>
				<form method="post" action="publishall">
					<input type="submit" name="confirm" value="'
                    . _t('SilverStripe\\CMS\\Controllers\\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(
                'SilverStripe\\CMS\\Controllers\\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(
                    'SilverStripe\\CMS\\Controllers\\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(
                    'SilverStripe\\CMS\\Controllers\\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('SilverStripe\\CMS\\Controllers\\CMSMain.ACCESS', "Access to '{title}' section", array('title' => $title)),
                'category' => _t('SilverStripe\\Security\\Permission.CMS_ACCESS_CATEGORY', 'CMS Access'),
                'help' => _t(
                    'SilverStripe\\CMS\\Controllers\\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
            )
        );
    }

    /**
     * Get title for root CMS node
     *
     * @return string
     */
    protected function getCMSTreeTitle()
    {
        $rootTitle = SiteConfig::current_site_config()->Title;
        $this->extend('updateCMSTreeTitle', $rootTitle);
        return $rootTitle;
    }
}

Pull Request — master (#1811)

CMSMain::getSiteTreeFor() D

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

1. Missing dependencies

2. Missing use statement

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

silverstripe / silverstripe-cms

Pull Request — master (#1811)

CMSMain::getSiteTreeFor() D

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

Long Method

1. Missing dependencies

2. Missing use statement

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Available Fixes

Duplication Side-by-Side

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