253 lines
8.1 KiB
PHP
253 lines
8.1 KiB
PHP
<?php
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/**
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* Decorator designed to add subsites support to LeftAndMain
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*
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* @package subsites
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*/
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class LeftAndMainSubsites extends Extension {
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private static $allowed_actions = array('CopyToSubsite');
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function init() {
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Requirements::css('subsites/css/LeftAndMain_Subsites.css');
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Requirements::javascript('subsites/javascript/LeftAndMain_Subsites.js');
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Requirements::javascript('subsites/javascript/VirtualPage_Subsites.js');
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// Set subsite ID based on currently shown record
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$req = $this->owner->getRequest();
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$id = $req->param('ID');
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if($id && is_numeric($id)) {
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$record = DataObject::get_by_id($this->owner->stat('tree_class'), $id);
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if($record) Session::set('SubsiteID', $record->SubsiteID);
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}
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}
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/**
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* Set the title of the CMS tree
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*/
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function getCMSTreeTitle() {
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$subsite = Subsite::currentSubSite();
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return $subsite ? Convert::raw2xml($subsite->Title) : _t('LeftAndMain.SITECONTENTLEFT');
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}
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function updatePageOptions(&$fields) {
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$fields->push(new HiddenField('SubsiteID', 'SubsiteID', Subsite::currentSubsiteID()));
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}
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/**
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* Find all subsites accessible for current user on this controller.
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*
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* @return ArrayList of {@link Subsite} instances.
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*/
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function sectionSites($includeMainSite = true, $mainSiteTitle = "Main site", $member = null) {
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if($mainSiteTitle == 'Main site') {
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$mainSiteTitle = _t('Subsites.MainSiteTitle', 'Main site');
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}
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// Rationalise member arguments
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if(!$member) $member = Member::currentUser();
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if(!$member) return new ArrayList();
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if(!is_object($member)) $member = DataObject::get_by_id('Member', $member);
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// Collect permissions - honour the LeftAndMain::required_permission_codes, current model requires
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// us to check if the user satisfies ALL permissions. Code partly copied from LeftAndMain::canView.
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$codes = array();
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$extraCodes = Config::inst()->get($this->owner->class, 'required_permission_codes');
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if($extraCodes !== false) {
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if($extraCodes) $codes = array_merge($codes, (array)$extraCodes);
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else $codes[] = "CMS_ACCESS_{$this->owner->class}";
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} else {
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// Check overriden - all subsites accessible.
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return Subsite::all_sites();
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}
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// Find subsites satisfying all permissions for the Member.
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$codesPerSite = array();
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$sitesArray = array();
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foreach ($codes as $code) {
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$sites = Subsite::accessible_sites($code, $includeMainSite, $mainSiteTitle, $member);
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foreach ($sites as $site) {
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// Build the structure for checking how many codes match.
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$codesPerSite[$site->ID][$code] = true;
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// Retain Subsite objects for later.
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$sitesArray[$site->ID] = $site;
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}
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}
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// Find sites that satisfy all codes conjuncitvely.
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$accessibleSites = new ArrayList();
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foreach ($codesPerSite as $siteID => $siteCodes) {
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if (count($siteCodes)==count($codes)) {
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$accessibleSites->push($sitesArray[$siteID]);
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}
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}
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return $accessibleSites;
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}
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/*
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* Returns a list of the subsites accessible to the current user.
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* It's enough for any section to be accessible for the section to be included.
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*/
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public function Subsites() {
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return Subsite::all_accessible_sites();
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}
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/*
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* Generates a list of subsites with the data needed to
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* produce a dropdown site switcher
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* @return ArrayList
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*/
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public function ListSubsites(){
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$list = $this->Subsites();
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$currentSubsiteID = Subsite::currentSubsiteID();
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if($list == null || $list->Count() == 1 && $list->First()->DefaultSite == true){
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return false;
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}
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Requirements::javascript('subsites/javascript/LeftAndMain_Subsites.js');
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$output = new ArrayList();
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foreach($list as $subsite) {
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$CurrentState = $subsite->ID == $currentSubsiteID ? 'selected' : '';
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$output->push(new ArrayData(array(
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'CurrentState' => $CurrentState,
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'ID' => $subsite->ID,
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'Title' => Convert::raw2xml($subsite->Title)
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)));
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}
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return $output;
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}
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public function alternateMenuDisplayCheck($controllerName) {
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if(!class_exists($controllerName)){
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return false;
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}
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// Check subsite support.
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if(Subsite::currentSubsiteID() == 0){
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// Main site always supports everything.
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return true;
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} else {
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$controller = singleton($controllerName);
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if($controller->hasMethod('subsiteCMSShowInMenu') && $controller->subsiteCMSShowInMenu()){
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return true;
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}
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}
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// It's not necessary to check access permissions here. Framework calls canView on the controller,
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// which in turn uses the Permission API which is augmented by our GroupSubsites.
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return false;
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}
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public function CanAddSubsites() {
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return Permission::check("ADMIN", "any", null, "all");
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}
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/**
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* Do some pre-flight checks if a subsite switch is needed.
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* We redirect the user to something accessible if the current section/subsite is forbidden.
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*/
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public function onBeforeInit() {
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// We are accessing the CMS, so we need to let Subsites know we will be using the session.
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Subsite::$use_session_subsiteid = true;
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// Do not try to be smart for AJAX requests.
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if ($this->owner->request->isAjax()) {
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return;
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}
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// Catch forced subsite changes that need to cause CMS reloads.
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if(isset($_GET['SubsiteID'])) {
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// Clear current page when subsite changes (or is set for the first time)
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if(!Session::get('SubsiteID') || $_GET['SubsiteID'] != Session::get('SubsiteID')) {
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Session::clear("{$this->owner->class}.currentPage");
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}
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// Update current subsite in session
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Subsite::changeSubsite($_GET['SubsiteID']);
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//Redirect to clear the current page
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return $this->owner->redirect('admin/');
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}
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$className = $this->owner->class;
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// Transparently switch to the subsite of the current page.
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if ($this->owner->class == 'CMSMain' && $currentPage = $this->owner->currentPage()) {
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if (Subsite::currentSubsiteID() != $currentPage->SubsiteID) {
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Subsite::changeSubsite($currentPage->SubsiteID);
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}
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}
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// If we can view current URL there is nothing to do.
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if ($this->owner->canView()) {
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return;
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}
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// Admin can access everything, no point in checking.
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$member = Member::currentUser();
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if($member && Permission::checkMember($member, 'ADMIN')) return;
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// Check if we have access to current section on the current subsite.
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$accessibleSites = $this->owner->sectionSites($member);
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if ($accessibleSites->count() && $accessibleSites->find('ID', Subsite::currentSubsiteID())) {
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// Current section can be accessed on the current site, all good.
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return;
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}
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// If the current section is not accessible, try at least to stick to the same subsite.
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$menu = CMSMenu::get_menu_items();
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foreach($menu as $candidate) {
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if($candidate->controller && $candidate->controller!=$this->owner->class) {
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$accessibleSites = singleton($candidate->controller)->sectionSites(true, 'Main site', $member);
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if ($accessibleSites->count() && $accessibleSites->find('ID', Subsite::currentSubsiteID())) {
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// Section is accessible, redirect there.
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$this->owner->redirect(singleton($candidate->controller)->Link());
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return;
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}
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}
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}
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// Finally, if no section is available, move to any other permitted subsite.
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foreach($menu as $candidate) {
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if($candidate->controller) {
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$accessibleSites = singleton($candidate->controller)->sectionSites(true, 'Main site', $member);
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if ($accessibleSites->count()) {
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Subsite::changeSubsite($accessibleSites->First()->ID);
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$this->owner->redirect(singleton($candidate->controller)->Link());
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return;
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}
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}
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}
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}
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function augmentNewSiteTreeItem(&$item) {
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$item->SubsiteID = isset($_POST['SubsiteID']) ? $_POST['SubsiteID'] : Subsite::currentSubsiteID();
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}
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function onAfterSave($record) {
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if($record->hasMethod('NormalRelated') && ($record->NormalRelated() || $record->ReverseRelated())) {
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$this->owner->response->addHeader('X-Status', rawurlencode(_t('LeftAndMainSubsites.Saved', 'Saved, please update related pages.')));
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}
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}
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function copytosubsite($data, $form) {
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$page = DataObject::get_by_id('SiteTree', $data['ID']);
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$subsite = DataObject::get_by_id('Subsite', $data['CopyToSubsiteID']);
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$newPage = $page->duplicateToSubsite($subsite->ID, true);
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$response = $this->owner->getResponse();
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$response->addHeader('X-Reload', true);
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return $this->owner->redirect(Controller::join_links($this->owner->Link('show'), $newPage->ID));
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}
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}
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