silverstripe-fulltextsearch/code/search/SearchVariantVersioned.php

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<?php
class SearchVariantVersioned extends SearchVariant {
function appliesToEnvironment() {
return class_exists('Versioned');
}
function appliesTo($class, $includeSubclasses) {
return SearchIntrospection::has_extension($class, 'Versioned', $includeSubclasses);
}
function currentState() { return Versioned::current_stage(); }
function reindexStates() { return array('Stage', 'Live'); }
function activateState($state) { Versioned::reading_stage($state); }
function alterDefinition($base, $index) {
$self = get_class($this);
$index->filterFields['_versionedstage'] = array(
'name' => '_versionedstage',
'field' => '_versionedstage',
'fullfield' => '_versionedstage',
'base' => $base,
'origin' => $base,
'type' => 'String',
'lookup_chain' => array(array('call' => 'variant', 'variant' => $self, 'method' => 'currentState'))
);
}
public function alterQuery($query, $index) {
$stage = Versioned::current_stage();
$query->filter('_versionedstage', array($stage, SearchQuery::$missing));
}
function extractManipulationState(&$manipulation) {
$self = get_class($this);
foreach ($manipulation as $table => $details) {
$class = $details['class'];
$stage = 'Stage';
if (preg_match('/^(.*)_Live$/', $table, $matches)) {
$class = $matches[1];
$stage = 'Live';
}
if (ClassInfo::exists($class) && $this->appliesTo($class, false)) {
$manipulation[$table]['class'] = $class;
$manipulation[$table]['state'][$self] = $stage;
}
}
}
function extractStates(&$table, &$ids, &$fields) {
$class = $table;
$suffix = null;
if (ClassInfo::exists($class) && $this->appliesTo($class, false)) {
$table = $class;
$self = get_class($this);
foreach ($ids as $i => $statefulid) {
$ids[$i]['state'][$self] = $suffix ? $suffix : 'Stage';
}
}
}
}