Current File : //www/varak.net/wiki.varak.net/extensions/CirrusSearch/includes/Search/KeywordIndexField.php
<?php
namespace CirrusSearch\Search;
/**
* Index field representing keyword.
* Keywords use special analyzer.
* @package CirrusSearch
*/
class KeywordIndexField extends CirrusIndexField {
protected $typeName = 'string';
/**
* Maximum number of characters allowed in keyword terms.
*/
const KEYWORD_IGNORE_ABOVE = 5000;
public function getMapping( \SearchEngine $engine ) {
$config = parent::getMapping( $engine );
$config['analyzer'] =
$this->checkFlag( self::FLAG_CASEFOLD ) ? 'lowercase_keyword' : 'keyword';
$config += [
'norms' => [ 'enabled' => false ],
// Omit the length norm because there is only even one token
'index_options' => 'docs',
// Omit the frequency and position information because neither are useful
'ignore_above' => self::KEYWORD_IGNORE_ABOVE,
];
return $config;
}
}
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