public function getExcerptBestByKeyword($keyword)
{
$best_keyword = '';
$keyword_rule = 'best';
preg_match_all("#" . $keyword_rule . "#i", $keyword, $matches);
if (isset($matches[0][0]) && strlen($matches[0][0]) > 0) {
$best_keyword = 'y';
}
return $best_keyword;
}
$data['best_keyword'] = $this->getExcerptBestByKeyword($data['iserp']['iserp_name']);