Yii2 Bootstrap 3
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<?php
namespace yii\db\oci;
use yii\db\Exception;
use yii\base\InvalidParamException;
/**
* QueryBuilder is the query builder for MySQL databases.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class QueryBuilder extends \yii\db\QueryBuilder {
private $sql;
public function build($query) {
//var_dump($query);exit;
$params = $query->params;
$clauses = [
$this->buildSelect($query->select, $query->distinct, $query->selectOption),
$this->buildFrom($query->from),
$this->buildJoin($query->join, $params),
$this->buildWhere($query->where, $params),
$this->buildGroupBy($query->groupBy),
$this->buildHaving($query->having, $params),
$this->buildUnion($query->union, $params),
$this->buildOrderBy($query->orderBy),
//$this->buildLimit($query->limit, $query->offset),
];
//var_dump( [implode($this->separator, array_filter($clauses)), $params]);exit;
$this->sql = implode($this->separator, array_filter($clauses));
if (!is_null($query->limit) && !is_null($query->offset)) {
$this->sql = $this->buildLimit($query->limit, $query->offset);
}
return [$this->sql, $params];
//return [implode($this->separator, array_filter($clauses)), $params];
}
public function buildLimit($limit, $offset) {
//var_dump($limit >= 0);
//var_dump($offset);exit;
//var_dump($limit, $offset);
if (($limit < 0) && ($offset < 0)) {
return $this->sql;
}
$filters = array();
if ($offset > 0) {
$filters[] = 'rowNumId > ' . (int) $offset;
}
if ($limit >= 0) {
$filters[] = 'rownum <= ' . (int) $limit;
}
if (count($filters) > 0) {
$filter = implode(' and ', $filters);
$filter = " WHERE " . $filter;
} else {
$filter = '';
}
$sql = <<<EOD
WITH USER_SQL AS ({$this->sql}),
PAGINATION AS (SELECT USER_SQL.*, rownum as rowNumId FROM USER_SQL)
SELECT *
FROM PAGINATION
{$filter}
EOD;
return $sql;
}
}