mirror of
https://github.com/silverstripe/silverstripe-subsites
synced 2024-10-22 11:05:55 +02:00
0fb49ba502
Use the CMS domain for fetching the preview content to avoid SSL errors and single-origin violations on the iframe.
301 lines
9.2 KiB
PHP
301 lines
9.2 KiB
PHP
<?php
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/**
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* Extension for the SiteTree object to add subsites support
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*/
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class SiteTreeSubsites extends DataExtension {
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private static $has_one = array(
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'Subsite' => 'Subsite', // The subsite that this page belongs to
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);
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private static $many_many = array(
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'CrossSubsiteLinkTracking' => 'SiteTree' // Stored separately, as the logic for URL rewriting is different
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);
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private static $many_many_extraFields = array(
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"CrossSubsiteLinkTracking" => array("FieldName" => "Varchar")
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);
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function isMainSite() {
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if($this->owner->SubsiteID == 0) return true;
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return false;
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}
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/**
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* Update any requests to limit the results to the current site
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*/
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function augmentSQL(SQLQuery &$query) {
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if(Subsite::$disable_subsite_filter) return;
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// Don't run on delete queries, since they are always tied to
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// a specific ID.
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if ($query->getDelete()) return;
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// If you're querying by ID, ignore the sub-site - this is a bit ugly...
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// if(!$query->where || (strpos($query->where[0], ".\"ID\" = ") === false && strpos($query->where[0], ".`ID` = ") === false && strpos($query->where[0], ".ID = ") === false && strpos($query->where[0], "ID = ") !== 0)) {
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if (!$query->where || (!preg_match('/\.(\'|"|`|)ID(\'|"|`|)( ?)=/', $query->where[0]))) {
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if (Subsite::$force_subsite) $subsiteID = Subsite::$force_subsite;
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else {
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/*if($context = DataObject::context_obj()) $subsiteID = (int)$context->SubsiteID;
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else */$subsiteID = (int)Subsite::currentSubsiteID();
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}
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// The foreach is an ugly way of getting the first key :-)
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foreach($query->getFrom() as $tableName => $info) {
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// The tableName should be SiteTree or SiteTree_Live...
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if(strpos($tableName,'SiteTree') === false) break;
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$query->addWhere("\"$tableName\".\"SubsiteID\" IN ($subsiteID)");
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break;
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}
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}
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}
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function onBeforeWrite() {
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if(!$this->owner->ID && !$this->owner->SubsiteID) $this->owner->SubsiteID = Subsite::currentSubsiteID();
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parent::onBeforeWrite();
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}
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function updateCMSFields(FieldList $fields) {
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$subsites = Subsite::accessible_sites("CMS_ACCESS_CMSMain");
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$subsitesMap = array();
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if($subsites && $subsites->Count()) {
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$subsitesMap = $subsites->map('ID', 'Title');
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unset($subsitesMap[$this->owner->SubsiteID]);
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}
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// Master page edit field (only allowed from default subsite to avoid inconsistent relationships)
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$isDefaultSubsite = $this->owner->SubsiteID == 0 || $this->owner->Subsite()->DefaultSite;
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if($isDefaultSubsite && $subsitesMap) {
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$fields->addFieldToTab(
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'Root.Main',
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new DropdownField(
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"CopyToSubsiteID",
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_t('SiteTreeSubsites.CopyToSubsite', "Copy page to subsite"),
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$subsitesMap,
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''
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)
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);
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$fields->addFieldToTab(
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'Root.Main',
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$copyAction = new InlineFormAction(
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"copytosubsite",
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_t('SiteTreeSubsites.CopyAction', "Copy")
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)
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);
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$copyAction->includeDefaultJS(false);
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}
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// replace readonly link prefix
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$subsite = $this->owner->Subsite();
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$nested_urls_enabled = Config::inst()->get('SiteTree', 'nested_urls');
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if($subsite && $subsite->ID) {
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$baseUrl = 'http://' . $subsite->domain() . '/';
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$baseLink = Controller::join_links (
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$baseUrl,
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($nested_urls_enabled && $this->owner->ParentID ? $this->owner->Parent()->RelativeLink(true) : null)
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);
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$url = (strlen($baseLink) > 36 ? "..." .substr($baseLink, -32) : $baseLink);
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$urlsegment = $fields->dataFieldByName('URLSegment');
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$urlsegment->setURLPrefix($url);
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}
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}
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function alternateSiteConfig() {
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if(!$this->owner->SubsiteID) return false;
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$sc = DataObject::get_one('SiteConfig', '"SubsiteID" = ' . $this->owner->SubsiteID);
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if(!$sc) {
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$sc = new SiteConfig();
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$sc->SubsiteID = $this->owner->SubsiteID;
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$sc->Title = 'Your Site Name';
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$sc->Tagline = 'your tagline here';
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$sc->write();
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}
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return $sc;
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}
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/**
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* Only allow editing of a page if the member satisfies one of the following conditions:
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* - Is in a group which has access to the subsite this page belongs to
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* - Is in a group with edit permissions on the "main site"
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*
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* @return boolean
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*/
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function canEdit($member = null) {
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if(!$member) $member = Member::currentUser();
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// Find the sites that this user has access to
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$goodSites = Subsite::accessible_sites('CMS_ACCESS_CMSMain',true,'all',$member)->column('ID');
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// Return true if they have access to this object's site
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if(!(in_array(0, $goodSites) || in_array($this->owner->SubsiteID, $goodSites))) return false;
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}
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/**
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* @return boolean
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*/
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function canDelete($member = null) {
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if(!$member && $member !== FALSE) $member = Member::currentUser();
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return $this->canEdit($member);
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}
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/**
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* @return boolean
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*/
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function canAddChildren($member = null) {
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if(!$member && $member !== FALSE) $member = Member::currentUser();
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return $this->canEdit($member);
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}
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/**
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* @return boolean
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*/
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function canPublish($member = null) {
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if(!$member && $member !== FALSE) $member = Member::currentUser();
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return $this->canEdit($member);
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}
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/**
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* Create a duplicate of this page and save it to another subsite
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* @param $subsiteID int|Subsite The Subsite to copy to, or its ID
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*/
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public function duplicateToSubsite($subsiteID = null) {
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if(is_object($subsiteID)) {
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$subsite = $subsiteID;
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$subsiteID = $subsite->ID;
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} else $subsite = DataObject::get_by_id('Subsite', $subsiteID);
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$oldSubsite=Subsite::currentSubsiteID();
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if($subsiteID) {
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Subsite::changeSubsite($subsiteID);
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}else {
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$subsiteID=$oldSubsite;
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}
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$page = $this->owner->duplicate(false);
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$page->CheckedPublicationDifferences = $page->AddedToStage = true;
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$subsiteID = ($subsiteID ? $subsiteID : $oldSubsite);
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$page->SubsiteID = $subsiteID;
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// MasterPageID is here for legacy purposes, to satisfy the subsites_relatedpages module
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$page->MasterPageID = $this->owner->ID;
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$page->write();
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Subsite::changeSubsite($oldSubsite);
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return $page;
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}
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/**
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* Called by ContentController::init();
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*/
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static function contentcontrollerInit($controller) {
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// Need to set the SubsiteID to null incase we've been in the CMS
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Session::set('SubsiteID', null);
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$subsite = Subsite::currentSubsite();
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if($subsite && $subsite->Theme) SSViewer::set_theme(Subsite::currentSubsite()->Theme);
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}
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/**
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* Called by ModelAsController::init();
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*/
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static function modelascontrollerInit($controller) {
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// Need to set the SubsiteID to null incase we've been in the CMS
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Session::set('SubsiteID', null);
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}
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function alternateAbsoluteLink() {
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// Generate the existing absolute URL and replace the domain with the subsite domain.
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// This helps deal with Link() returning an absolute URL.
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$url = Director::absoluteURL($this->owner->Link());
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if($this->owner->SubsiteID) {
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$url = preg_replace('/\/\/[^\/]+\//', '//' . $this->owner->Subsite()->domain() . '/', $url);
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}
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return $url;
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}
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/**
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* Use the CMS domain for iframed CMS previews to prevent single-origin violations
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* and SSL cert problems.
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*/
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function alternatePreviewLink($action = null) {
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$url = Director::absoluteURL($this->owner->Link());
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if($this->owner->SubsiteID) {
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$url = HTTP::setGetVar('SubsiteID', $this->owner->SubsiteID, $url);
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}
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return $url;
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}
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/**
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* Inject the subsite ID into the content so it can be used by frontend scripts.
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*/
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function MetaTags(&$tags) {
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if($this->owner->SubsiteID) {
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$tags .= "<meta name=\"x-subsite-id\" content=\"" . $this->owner->SubsiteID . "\" />\n";
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}
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return $tags;
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}
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function augmentSyncLinkTracking() {
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// Set LinkTracking appropriately
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$links = HTTP::getLinksIn($this->owner->Content);
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$linkedPages = array();
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if($links) foreach($links as $link) {
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if(substr($link, 0, strlen('http://')) == 'http://') {
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$withoutHttp = substr($link, strlen('http://'));
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if(strpos($withoutHttp, '/') && strpos($withoutHttp, '/') < strlen($withoutHttp)) {
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$domain = substr($withoutHttp, 0, strpos($withoutHttp, '/'));
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$rest = substr($withoutHttp, strpos($withoutHttp, '/') + 1);
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$subsiteID = Subsite::getSubsiteIDForDomain($domain);
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if($subsiteID == 0) continue; // We have no idea what the domain for the main site is, so cant track links to it
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$origDisableSubsiteFilter = Subsite::$disable_subsite_filter;
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Subsite::disable_subsite_filter(true);
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$candidatePage = DataObject::get_one("SiteTree", "\"URLSegment\" = '" . urldecode( $rest). "' AND \"SubsiteID\" = " . $subsiteID, false);
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Subsite::disable_subsite_filter($origDisableSubsiteFilter);
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if($candidatePage) {
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$linkedPages[] = $candidatePage->ID;
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} else {
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$this->owner->HasBrokenLink = true;
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}
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}
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}
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}
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$this->owner->CrossSubsiteLinkTracking()->setByIDList($linkedPages);
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}
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/**
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* Return a piece of text to keep DataObject cache keys appropriately specific
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*/
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function cacheKeyComponent() {
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return 'subsite-'.Subsite::currentSubsiteID();
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}
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/**
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* @param Member
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* @return boolean|null
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*/
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function canCreate($member = null) {
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// Typically called on a singleton, so we're not using the Subsite() relation
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$subsite = Subsite::currentSubsite();
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if($subsite && $subsite->exists() && $subsite->PageTypeBlacklist) {
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$blacklisted = explode(',', $subsite->PageTypeBlacklist);
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// All subclasses need to be listed explicitly
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if(in_array($this->owner->class, $blacklisted)) return false;
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}
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}
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}
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