silverstripe-subsites/code/SiteTreeSubsites.php

236 lines
6.8 KiB
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<?php
/**
* Extension for the SiteTree object to add subsites support
*/
class SiteTreeSubsites extends DataObjectDecorator {
static $template_variables = array(
'((Company Name))' => 'Title'
);
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static $template_fields = array(
"URLSegment",
"Title",
"MenuTitle",
"Content",
"MetaTitle",
"MetaDescription",
"MetaKeywords",
);
/**
* Set the fields that will be copied from the template.
* Note that ParentID and Sort are implied.
*/
static function set_template_fields($fieldList) {
self::$template_fields = $fieldList;
}
function extraStatics() {
if(!method_exists('DataObjectDecorator', 'load_extra_statics')) {
if($this->owner->class != 'SiteTree') return null;
}
return array(
'has_one' => array(
'Subsite' => 'Subsite', // The subsite that this page belongs to
'MasterPage' => 'SiteTree', // Optional; the page that is the content master
)
);
}
/**
* Check if we're currently looking at the main site.
* @return boolean TRUE main site | FALSE sub-site
*/
function isMainSite() {
if($this->owner->SubsiteID == 0) return true;
return false;
}
/**
* Update any requests to limit the results to the current site
*/
function augmentSQL(SQLQuery &$query) {
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if(Subsite::$disable_subsite_filter) return;
if(defined('DB::USE_ANSI_SQL'))
$q="\"";
else $q='`';
// If you're querying by ID, ignore the sub-site - this is a bit ugly...
if(!$query->where || (strpos($query->where[0], ".{$q}ID{$q} = ") === false && strpos($query->where[0], ".{$q}ID{$q} = ") === false && strpos($query->where[0], ".{$q}ID{$q} = ") === false && strpos($query->where[0], "{$q}ID{$q} = ") !== 0)) {
$context = DataObject::context_obj();
if($context && is_numeric($context->SubsiteID)) $subsiteID = (int) $context->SubsiteID;
else $subsiteID = (int) Subsite::currentSubsiteID();
// The foreach is an ugly way of getting the first key :-)
foreach($query->from as $tableName => $info) {
$where = "{$q}$tableName{$q}.{$q}SubsiteID{$q} IN ($subsiteID)";
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// The tableName should be SiteTree or SiteTree_Live...
if(strpos($tableName,'SiteTree') === false) break;
$query->where[] = $where;
break;
}
}
}
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/**
* Call this method before writing; the next write carried out by the system won't
* set the CustomContent value
*/
function nextWriteDoesntCustomise() {
$this->nextWriteDoesntCustomise = true;
}
protected $nextWriteDoesntCustomise = false;
function augmentBeforeWrite() {
// if the page hasn't been written to a database table yet and no subsite has been set, then give it a subsite
if((!is_numeric($this->owner->ID) || $this->owner->ID == 0) && !$this->owner->SubsiteID) {
$this->owner->SubsiteID = Subsite::currentSubsiteID();
}
// If the content has been changed, then the page should be marked as 'custom content'
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if(!$this->nextWriteDoesntCustomise && $this->owner->ID && $this->owner->MasterPageID && !$this->owner->CustomContent) {
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$changed = $this->owner->getChangedFields();
foreach(self::$template_fields as $field) {
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if(isset($changed[$field]) && $changed[$field]) {
$this->owner->CustomContent = true;
FormResponse::add("if($('Form_EditForm_CustomContent')) $('Form_EditForm_CustomContent').checked = true;");
break;
}
}
}
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$this->nextWriteDoesntCustomise = false;
}
function updateCMSFields(&$fields) {
if($this->owner->MasterPageID) {
$fields->insertFirst(new HeaderField('This page\'s content is copied from a master page: ' . $this->owner->MasterPage()->Title, 2));
}
// replace readonly link prefix
$subsite = $this->owner->Subsite();
if($subsite && $subsite->ID) {
$baseUrl = 'http://' . $subsite->domain() . '/';
$fields->removeByName('BaseUrlLabel');
$fields->addFieldToTab(
'Root.Content.Metadata',
new LabelField('BaseUrlLabel',$baseUrl),
'URLSegment'
);
}
}
/**
* Only allow editing of a page if the member satisfies one of the following conditions:
* - Is in a group which has access to the subsite this page belongs to
* - Is in a group with edit permissions on the "main site"
*
* @return boolean
*/
function canEdit($member = null) {
if(!$member) $member = Member::currentUser();
// Check the CMS_ACCESS_CMSMain privileges on the subsite that owns this group
$oldSubsiteID = Session::get('SubsiteID');
Subsite::changeSubsite($this->owner->SubsiteID) ;
$access = Permission::checkMember($member, 'CMS_ACCESS_CMSMain');
Subsite::changeSubsite($oldSubsiteID);
if(!$access) $access = Permission::checkMember($member, 'SUBSITE_ACCESS_ALL');
return $access;
}
/**
* @return boolean
*/
function canDelete($member = null) {
if(!$member && $member !== FALSE) $member = Member::currentUser();
return $this->canEdit($member);
}
/**
* @return boolean
*/
function canAddChildren($member = null) {
if(!$member && $member !== FALSE) $member = Member::currentUser();
return $this->canEdit($member);
}
/**
* @return boolean
*/
function canPublish($member = null) {
if(!$member && $member !== FALSE) $member = Member::currentUser();
return $this->canEdit($member);
}
/**
* Create a duplicate of this page and save it to another subsite
* @param $subsiteID int|Subsite The Subsite to copy to, or its ID
* @param $isTemplate boolean If this is true, then the current page will be treated as the template, and MasterPageID will be set
*/
public function duplicateToSubsite($subsiteID = null, $isTemplate = true) {
if(is_object($subsiteID)) {
$subsite = $subsiteID;
$subsiteID = $subsite->ID;
} else {
$subsite = DataObject::get_by_id('Subsite', $subsiteID);
}
$page = $this->owner->duplicate(false);
$page->CheckedPublicationDifferences = $page->AddedToStage = true;
$subsiteID = ($subsiteID ? $subsiteID : Subsite::currentSubsiteID());
$page->SubsiteID = $subsiteID;
if($isTemplate) $page->MasterPageID = $this->owner->ID;
$page->write();
return $page;
}
/**
* Called by ContentController::init();
*/
static function contentcontrollerInit($controller) {
// Need to set the SubsiteID to null incase we've been in the CMS
Session::set('SubsiteID', null);
$subsite = Subsite::currentSubsite();
if($subsite && $subsite->Theme) SSViewer::set_theme(Subsite::currentSubsite()->Theme);
}
/**
* Called by ModelAsController::init();
*/
static function modelascontrollerInit($controller) {
// Need to set the SubsiteID to null incase we've been in the CMS
Session::set('SubsiteID', null);
}
function alternateAbsoluteLink() {
// Generate the existing absolute URL and replace the domain with the subsite domain.
// This helps deal with Link() returning an absolute URL.
$url = Director::absoluteURL($this->owner->Link());
if($this->owner->SubsiteID) {
$url = preg_replace('/\/\/[^\/]+\//', '//' . $this->owner->Subsite()->domain() . '/', $url);
}
return $url;
}
}
?>