solarium-excluding-tagging

gistfile1.php

$client = new Solarium_Client($config);
$query = $client->createSelect(); // get a select query instance
$query->addFilterQuery(array('key'=>'supplier', 'query'=>'supplier:1', 'tag'=>'inner'));
$query->addFilterQuery(array('key'=>'brand', 'query'=>'brand:audi', 'tag'=>'inner'));
$query->addFilterQuery(array('key'=>'model', 'query'=>'model:A4', 'tag'=>'outer'));
$facets = $query->getFacetSet(); // get access to the facetset options
$facets->createFacetField(array('field'=>'model', 'exclude'=>'outer'));
$client->select($query);