If zero, exact phrases are required.
If not set, defaults to zero.
| public setPhraseSlop ( integer $phraseSlop ) | ||
| $phraseSlop | integer | |
/**
* Search the index
*
* @return void
*/
public function search($lang, $version, $options = [])
{
$options += ['query' => '', 'page' => 1, 'sort' => ['_score']];
$typeName = implode('-', [$version, $lang]);
// This is a bit dangerous, but this class only has one real method.
$this->name($typeName);
$query = $this->query();
$q = new QueryString($options['query']);
$q->setPhraseSlop(2)->setFields(['contents', 'title^3'])->setDefaultOperator('AND')->setFuzzyMinSim('0.7');
$query->page($options['page'], 25)->highlight(['pre_tags' => [''], 'post_tags' => [''], 'fields' => ['contents' => ['fragment_size' => 100, 'number_of_fragments' => 3]]])->where(function ($builder) {
return $builder->matchAll();
})->query($q);
$results = $query->all();
$rows = $results->map(function ($row) {
$contents = '';
if ($row->highlights()) {
$contents = $row->highlights()['contents'];
}
return ['title' => $row->title ?: '', 'url' => $row->url, 'contents' => $contents];
});
return ['page' => $options['page'] ?: 1, 'total' => $results->getTotalHits(), 'data' => $rows];
}
/**
* @group unit
*/
public function testSetPhraseSlop()
{
$phraseSlop = 9;
$query = new QueryString('test');
$query->setPhraseSlop($phraseSlop);
$data = $query->toArray();
$this->assertEquals($phraseSlop, $data['query_string']['phrase_slop']);
}
/**
* @param string[] $fields
* @param string $queryString
* @param int $phraseSlop
* @param boolean $isRescore
* @return \Elastica\Query\Simple
*/
private function buildSearchTextQueryForFields(array $fields, $queryString, $phraseSlop, $isRescore)
{
$query = new \Elastica\Query\QueryString($queryString);
$query->setFields($fields);
$query->setAutoGeneratePhraseQueries(true);
$query->setPhraseSlop($phraseSlop);
$query->setDefaultOperator('AND');
$query->setAllowLeadingWildcard($this->config->get('CirrusSearchAllowLeadingWildcard'));
$query->setFuzzyPrefixLength(2);
$query->setRewrite('top_terms_boost_1024');
$states = $this->config->get('CirrusSearchQueryStringMaxDeterminizedStates');
if (isset($states)) {
// Requires ES 1.4+
$query->setParam('max_determinized_states', $states);
}
return $this->wrapInSaferIfPossible($query, $isRescore);
}
