silverstripe-fulltextsearch/code/search/variants/SearchVariantSiteTreeSubsitesPolyhome.php
2017-04-26 23:16:32 +12:00

104 lines
3.1 KiB
PHP

<?php
namespace SilverStripe\FullTextSearch\Search\Variants;
use SilverStripe\ORM\Queries\SQLSelect;
use SilverStripe\FullTextSearch\Search\SearchIntrospection;
if (!class_exists('Subsite') || !class_exists('SubsitePolyhome')) {
return;
}
class SearchVariantSiteTreeSubsitesPolyhome extends SearchVariant
{
public function appliesToEnvironment()
{
return class_exists('Subsite') && class_exists('SubsitePolyhome');
}
public function appliesTo($class, $includeSubclasses)
{
return SearchIntrospection::has_extension($class, 'SiteTreeSubsitesPolyhome', $includeSubclasses);
}
public function currentState()
{
return Subsite::currentSubsiteID();
}
public function reindexStates()
{
static $ids = null;
if ($ids === null) {
$ids = array(0);
foreach (DataObject::get('Subsite') as $subsite) {
$ids[] = $subsite->ID;
}
}
return $ids;
}
public function activateState($state)
{
if (Controller::has_curr()) {
Subsite::changeSubsite($state);
} else {
// TODO: This is a nasty hack - calling Subsite::changeSubsite after request ends
// throws error because no current controller to access session on
$_REQUEST['SubsiteID'] = $state;
}
}
public function alterDefinition($class, $index)
{
$self = get_class($this);
$this->addFilterField($index, '_subsite', array(
'name' => '_subsite',
'field' => '_subsite',
'fullfield' => '_subsite',
'base' => DataObject::getSchema()->baseDataClass($class),
'origin' => $class,
'type' => 'Int',
'lookup_chain' => array(array('call' => 'variant', 'variant' => $self, 'method' => 'currentState'))
));
}
public function alterQuery($query, $index)
{
$subsite = Subsite::currentSubsiteID();
$query->filter('_subsite', array($subsite, SearchQuery::$missing));
}
public static $subsites = null;
/**
* We need _really_ complicated logic to find just the changed subsites (because we use versions there's no explicit
* deletes, just new versions with different members) so just always use all of them
*/
public function extractManipulationWriteState(&$writes)
{
$self = get_class($this);
foreach ($writes as $key => $write) {
if (!$this->appliesTo($write['class'], true)) {
continue;
}
if (self::$subsites === null) {
$query = new SQLSelect('ID', 'Subsite');
self::$subsites = array_merge(array('0'), $query->execute()->column());
}
$next = array();
foreach ($write['statefulids'] as $i => $statefulid) {
foreach (self::$subsites as $subsiteID) {
$next[] = array('id' => $statefulid['id'], 'state' => array_merge($statefulid['state'], array($self => $subsiteID)));
}
}
$writes[$key]['statefulids'] = $next;
}
}
}