/**
*
* @param string $keyword
* @param boolean $only_title
* @param string $modules
* @param integer $limit
* @param integer $offset
* @param boolean $fulltextsearch
* @return Database_Query
*/
protected function _get_query(Database_Query $query, $keyword, $only_title = FALSE, $modules = NULL, $limit = 50, $offset = 0)
{
$keyword = $this->stem_query($keyword);
if ($limit !== NULL) {
$query->limit((int) $limit)->offset($offset);
}
if (is_array($modules)) {
$query->where('search_index.module', 'in', $modules);
} elseif ($modules !== NULL) {
$query->where('search_index.module', '=', $modules);
}
if ($this->config('full_text_search') === TRUE) {
$query->where(DB::expr('MATCH(`search_index`.`header`, `search_index`.`content`)'), 'AGAINST', DB::expr("('" . self::match_against_query($keyword) . "' IN BOOLEAN MODE)"));
} else {
$words = explode(' ', $keyword);
$query->where_open();
$query->where_open();
foreach ($words as $word) {
if (!empty($word)) {
$query->where('search_index.header', 'like', '%' . $word . '%');
}
}
$query->where_close();
if ($only_title === FALSE) {
$query->or_where_open();
foreach ($words as $word) {
if (!empty($word)) {
$query->where('search_index.content', 'like', '%' . $word . '%');
}
}
$query->where_close();
}
$query->where_close();
}
return $query;
}
public function search_by_keyword(Database_Query $query)
{
$keyword = Request::initial()->query('search');
if (is_array($keyword)) {
$fields = array();
foreach ($keyword as $field => $value) {
if (in_array($field, $this->fields())) {
continue;
}
$fields[$field] = $value;
}
if (!empty($fields)) {
$query->where_open();
foreach ($fields as $field => $value) {
$field = Arr::get($this->fields(), $field);
$query->and_where(Arr::get($field, 'db_name'), 'like', '%' . $value . '%');
}
return $query->where_close();
}
return $query;
} else {
if (empty($keyword)) {
return $query;
}
}
$query->where_open()->or_where('d.id', 'like', '%' . $keyword . '%')->or_where('d.header', 'like', '%' . $keyword . '%');
foreach ($this->fields() as $field) {
if (Arr::get($field, 'searchable') === FALSE or Arr::get($field, 'db_name') === NULL) {
continue;
}
$query->or_where(Arr::get($field, 'db_name'), 'like', '%' . $keyword . '%');
}
return $query->where_close();
}