silverstripe-subsites/code/extensions/SiteConfigSubsites.php
2012-07-16 11:21:30 +12:00

42 lines
1.3 KiB
PHP

<?php
/**
* Extension for the SiteConfig object to add subsites support
*/
class SiteConfigSubsites extends DataExtension {
public static $has_one=array(
'Subsite' => 'Subsite', // The subsite that this page belongs to
);
/**
* Update any requests to limit the results to the current site
*/
function augmentSQL(SQLQuery &$query) {
if(Subsite::$disable_subsite_filter) return;
// If you're querying by ID, ignore the sub-site - this is a bit ugly...
if (!$query->where || (!preg_match('/\.(\'|"|`|)ID(\'|"|`|)( ?)=/', $query->where[0]) && !preg_match('/\.?(\'|"|`|)SubsiteID(\'|"|`|)( ?)=/', $query->where[0]))) {
/*if($context = DataObject::context_obj()) $subsiteID = (int)$context->SubsiteID;
else */$subsiteID = (int)Subsite::currentSubsiteID();
$froms=$query->getFrom();
$froms=array_keys($froms);
$tableName = array_shift($froms);
if($tableName != 'SiteConfig') return;
$query->addWhere("\"$tableName\".\"SubsiteID\" IN ($subsiteID)");
}
}
function onBeforeWrite() {
if((!is_numeric($this->owner->ID) || !$this->owner->ID) && !$this->owner->SubsiteID) $this->owner->SubsiteID = Subsite::currentSubsiteID();
}
/**
* Return a piece of text to keep DataObject cache keys appropriately specific
*/
function cacheKeyComponent() {
return 'subsite-'.Subsite::currentSubsiteID();
}
}