/**
* Builds a query based on QueryString syntax
* @param array $fields the fields
* @param string $queryString the query
* @param integer $phraseSlop phrase slop
* @param string $defaultOperator the default operator AND or OR
* @return \Elastica\Query\QueryString
*/
public function buildQueryString(array $fields, $queryString, $phraseSlop, $defaultOperator = 'AND')
{
$query = new \Elastica\Query\QueryString($queryString);
$query->setFields($fields);
$query->setAutoGeneratePhraseQueries(true);
$query->setPhraseSlop($phraseSlop);
$query->setDefaultOperator($defaultOperator);
$query->setAllowLeadingWildcard($this->context->isAllowLeadingWildcards());
$query->setFuzzyPrefixLength(2);
$query->setRewrite('top_terms_boost_1024');
$states = $this->context->getConfig()->get('CirrusSearchQueryStringMaxDeterminizedStates');
if (isset($states)) {
// Requires ES 1.4+
$query->setParam('max_determinized_states', $states);
}
return $query;
}
/**
* Builds a query based on QueryString syntax
* @param array $fields the fields
* @param string $queryString the query
* @param integer $phraseSlop phrase slop
* @param string $defaultOperator the default operator AND or OR
* @return \Elastica\Query\QueryString
*/
public function buildQueryString(array $fields, $queryString, $phraseSlop, $defaultOperator = 'AND')
{
$query = new \Elastica\Query\QueryString($queryString);
$query->setFields($fields);
$query->setAutoGeneratePhraseQueries(true);
$query->setPhraseSlop($phraseSlop);
$query->setDefaultOperator($defaultOperator);
$query->setAllowLeadingWildcard($this->context->isAllowLeadingWildcards());
$query->setFuzzyPrefixLength(2);
$query->setRewrite('top_terms_boost_1024');
return $query;
}
/**
* @param string $queryString
* @param array $options
* @return \Elastica\Query
*/
protected function buildQueryObject($queryString, $options)
{
// trying to match everything, make a MatchAll query
if ($queryString == '*') {
$queryObj = new \Elastica\Query\MatchAll();
} else {
$qString = html_entity_decode($queryString, ENT_QUOTES);
// we need to escape slash for lucene query_string query
$qString = str_replace('/', '\\/', $qString);
$queryObj = new \Elastica\Query\QueryString($qString);
$queryObj->setAnalyzeWildcard(true);
$queryObj->setAutoGeneratePhraseQueries(false);
// set query string fields
$options['addSearchBoosts'] = true;
$fields = $this->getSearchFields($options);
$options['addSearchBoosts'] = false;
if (!empty($options['searchFields'])) {
$queryObj->setFields($options['searchFields']);
} else {
$queryObj->setFields($fields);
}
}
return $queryObj;
}
