|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/* |
|
4
|
|
|
* This file is part of the Pagerfanta package. |
|
5
|
|
|
* |
|
6
|
|
|
* (c) Pablo Díez <[email protected]> |
|
7
|
|
|
* |
|
8
|
|
|
* For the full copyright and license information, please view the LICENSE |
|
9
|
|
|
* file that was distributed with this source code. |
|
10
|
|
|
*/ |
|
11
|
|
|
|
|
12
|
|
|
namespace Pagerfanta\Adapter; |
|
13
|
|
|
|
|
14
|
|
|
use Doctrine\DBAL\Query\QueryBuilder; |
|
15
|
|
|
use Pagerfanta\Exception\InvalidArgumentException; |
|
16
|
|
|
|
|
17
|
|
|
/** |
|
18
|
|
|
* @author Michael Williams <[email protected]> |
|
19
|
|
|
* @author Pablo Díez <[email protected]> |
|
20
|
|
|
*/ |
|
21
|
|
|
class DoctrineDbalSingleTableAdapter extends DoctrineDbalAdapter |
|
22
|
|
|
{ |
|
23
|
|
|
/** |
|
24
|
|
|
* Constructor. |
|
25
|
|
|
* |
|
26
|
|
|
* @param QueryBuilder $queryBuilder A DBAL query builder. |
|
27
|
|
|
* @param string $countField Primary key for the table in query. Used in count expression. Must include table alias |
|
28
|
|
|
*/ |
|
29
|
7 |
|
public function __construct(QueryBuilder $queryBuilder, $countField) |
|
30
|
|
|
{ |
|
31
|
7 |
|
if ($this->hasQueryBuilderJoins($queryBuilder)) { |
|
32
|
1 |
|
throw new InvalidArgumentException('The query builder cannot have joins.'); |
|
33
|
|
|
} |
|
34
|
|
|
|
|
35
|
7 |
|
$countQueryBuilderModifier = $this->createCountQueryModifier($countField); |
|
36
|
|
|
|
|
37
|
7 |
|
parent::__construct($queryBuilder, $countQueryBuilderModifier); |
|
38
|
7 |
|
} |
|
39
|
|
|
|
|
40
|
7 |
|
private function hasQueryBuilderJoins(QueryBuilder $queryBuilder) |
|
41
|
|
|
{ |
|
42
|
7 |
|
$joins = $queryBuilder->getQueryPart('join'); |
|
43
|
|
|
|
|
44
|
7 |
|
return !empty($joins); |
|
45
|
|
|
} |
|
46
|
|
|
|
|
47
|
7 |
|
private function createCountQueryModifier($countField) |
|
48
|
|
|
{ |
|
49
|
7 |
|
$select = $this->createSelectForCountField($countField); |
|
50
|
|
|
|
|
51
|
7 |
|
return function (QueryBuilder $queryBuilder) use ($select) { |
|
52
|
4 |
|
$queryBuilder->select($select) |
|
53
|
4 |
|
->resetQueryPart('orderBy') |
|
54
|
4 |
|
->setMaxResults(1); |
|
55
|
7 |
|
}; |
|
56
|
|
|
} |
|
57
|
|
|
|
|
58
|
7 |
|
private function createSelectForCountField($countField) |
|
59
|
|
|
{ |
|
60
|
7 |
|
if ($this->countFieldHasNoAlias($countField)) { |
|
61
|
1 |
|
throw new InvalidArgumentException('The $countField must contain a table alias in the string.'); |
|
62
|
|
|
} |
|
63
|
|
|
|
|
64
|
7 |
|
return sprintf('COUNT(DISTINCT %s) AS total_results', $countField); |
|
65
|
|
|
} |
|
66
|
|
|
|
|
67
|
7 |
|
private function countFieldHasNoAlias($countField) |
|
68
|
|
|
{ |
|
69
|
7 |
|
return strpos($countField, '.') === false; |
|
70
|
|
|
} |
|
71
|
|
|
} |
|
72
|
|
|
|
whiteoctober /
Pagerfanta
