|
1
|
|
|
<?php |
|
2
|
|
|
/** |
|
3
|
|
|
* The Prepare Query builder Class. |
|
4
|
|
|
* |
|
5
|
|
|
* @author RN Kushwaha <[email protected]> |
|
6
|
|
|
* @since v0.0.8 <Date: 29th Dec, 2019> |
|
7
|
|
|
*/ |
|
8
|
|
|
|
|
9
|
|
|
namespace Dolphin\Builders; |
|
10
|
|
|
|
|
11
|
|
|
use Dolphin\Connections\Connection; |
|
12
|
|
|
use Dolphin\Parsers\WhereQueryParser; |
|
13
|
|
|
use Dolphin\Utils\Utils; |
|
14
|
|
|
use \Exception; |
|
15
|
|
|
|
|
16
|
|
|
/** |
|
17
|
|
|
* This class provides the mechanism to build the Queries. |
|
18
|
|
|
*/ |
|
19
|
|
|
class PrepareQueryBuilder extends QueryBuilder |
|
20
|
|
|
{ |
|
21
|
|
|
private function checkCountable($results = null ): bool{ |
|
22
|
|
|
return (is_array($results) || is_object($results)) && count($results); |
|
23
|
|
|
} |
|
24
|
|
|
|
|
25
|
|
|
/** |
|
26
|
|
|
* It prepared and execute queries |
|
27
|
|
|
* |
|
28
|
|
|
* @param array $rows |
|
29
|
|
|
* @return boolean |
|
30
|
|
|
* @throws Exception |
|
31
|
|
|
* @author RN Kushwaha <[email protected]> |
|
32
|
|
|
* @since v0.0.5 |
|
33
|
|
|
*/ |
|
34
|
|
|
public function prepare($where, $className, $query, $fetchRows = 'all') |
|
35
|
|
|
{ |
|
36
|
|
|
$wqp = new WhereQueryParser(); |
|
37
|
|
|
$util = new Utils(); |
|
38
|
|
|
$rows = null; |
|
39
|
|
|
|
|
40
|
|
|
try { |
|
41
|
|
|
$ar = $wqp->parseWhereQuery($where); |
|
42
|
|
|
$stmt = Connection::get()->prepare($this->queryPrefix($query)); |
|
43
|
|
|
$stmt->execute($ar); |
|
44
|
|
|
|
|
45
|
|
|
if ($fetchRows == 'first') { |
|
46
|
|
|
$results = $stmt->fetch(\PDO::FETCH_ASSOC); |
|
47
|
|
|
} else{ |
|
48
|
|
|
$results = $stmt->fetchAll(\PDO::FETCH_ASSOC); |
|
49
|
|
|
} |
|
50
|
|
|
|
|
51
|
|
|
if($this->checkCountable($results) ){ |
|
52
|
|
|
// now turn this stdClass object to the object type of calling model |
|
53
|
|
|
$rows = $util->turnObjects($className, $results); |
|
54
|
|
|
} |
|
55
|
|
|
|
|
56
|
|
|
return $rows; |
|
|
|
|
|
|
57
|
|
|
} catch (\PDOException $ex) { |
|
58
|
|
|
throw new \PDOException($ex->getMessage(), 1); |
|
59
|
|
|
} catch (Exception $e) { |
|
60
|
|
|
throw new Exception($e->getMessage(), 1); |
|
61
|
|
|
} |
|
62
|
|
|
} |
|
63
|
|
|
} |
|
64
|
|
|
|