/**
* fuzzy condition builder for nested documents
*
* @param $column
* @param $value
* @param float $boost
* @param integer|string $fuzziness
* @return array|bool
*/
public static function nestedFuzzy($column, $value, $boost = null, $fuzziness = 'auto')
{
$matches = [];
preg_match('#^(.*)\\.(\\w+)$#', $column, $matches);
$cnt = count($matches);
if (in_array($matches[$cnt - 1], self::$raw_cols)) {
$matches[$cnt - 2] = $matches[$cnt - 2] . $matches[$cnt - 1];
unset($matches[$cnt - 1]);
}
self::$is_nested_prepared = true;
return ['nested' => ['path' => $matches[1], 'query' => self::fuzzy($column, $value, $boost, $fuzziness)]];
}
/**
* @param array $query elastic search query:
* [
* 'query' => [],
* 'aggs' => [],
* ...
* ]
* @param array $dataProviderOptions
* [
* 'pagination' => [],
* 'sort' => [],
* ...
* ]
* @return ElasticActiveDataProvider
*/
public function elasticSearch($query = [], $dataProviderOptions = [])
{
$this->owner->unsetAttributes();
$filters = !empty($_REQUEST[get_class($this->owner)]) ? $_REQUEST[get_class($this->owner)] : [];
$auto = [];
$colSchema = $this->owner->tableSchema->columns;
foreach ($filters as $col => $val) {
if (!$val) {
continue;
}
if (in_array($col, $this->owner->safeAttributeNames) && !property_exists($this->owner, $col)) {
$val = $this->owner->{$col};
if ($val !== null) {
/** @var CMysqlColumnSchema $desc */
$desc = isset($colSchema[$col]) ? $colSchema[$col] : null;
//integer, boolean, double, string
$colType = $desc ? $desc->type : 'string';
$temp = ElasticQueryHelper::compare($col, $val, $colType, true);
if ($temp) {
$auto[] = $temp;
}
}
} elseif (strchr($col, '.') !== false) {
$temp = ElasticQueryHelper::nestedCompare($col, $val, 'string', false);
if ($temp) {
$auto[] = $temp;
}
}
}
if (!empty($auto)) {
$auto = ['bool' => ['must' => $auto]];
}
if (empty($query['query'])) {
$qry = $auto;
} else {
$qry = CMap::mergeArray($auto, [$query['query']]);
unset($query['query']);
}
if (!empty($qry)) {
$options = CMap::mergeArray(['criteria' => CMap::mergeArray(['query' => ['bool' => ['must' => $qry]]], $query)], $dataProviderOptions);
} else {
$options = CMap::mergeArray(['criteria' => $query], $dataProviderOptions);
}
if (empty($options['criteria']['query']) && isset($options['criteria']['query'])) {
unset($options['criteria']['query']);
}
return new ElasticActiveDataProvider(get_class($this->owner), $options);
}
