|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace Yiisoft\Db\Expression; |
|
6
|
|
|
|
|
7
|
|
|
use Yiisoft\Db\QueryBuilder\QueryBuilderInterface; |
|
8
|
|
|
|
|
9
|
|
|
use function array_intersect_key; |
|
10
|
|
|
use function array_merge; |
|
11
|
|
|
use function preg_quote; |
|
12
|
|
|
use function preg_replace; |
|
13
|
|
|
use function str_starts_with; |
|
14
|
|
|
|
|
15
|
|
|
/** |
|
16
|
|
|
* It's used to build expressions for use in database queries. |
|
17
|
|
|
* |
|
18
|
|
|
* It provides a methods {@see build()} for creating various types of expressions, such as conditions, joins, and |
|
19
|
333 |
|
* ordering clauses. |
|
20
|
|
|
* |
|
21
|
333 |
|
* These expressions can be used with the query builder to build complex and customizable database queries |
|
22
|
|
|
* {@see Expression} class. |
|
23
|
333 |
|
*/ |
|
24
|
|
|
class ExpressionBuilder implements ExpressionBuilderInterface |
|
25
|
|
|
{ |
|
26
|
|
|
public function __construct(private QueryBuilderInterface $queryBuilder) |
|
27
|
|
|
{ |
|
28
|
|
|
} |
|
29
|
|
|
|
|
30
|
|
|
public function build(Expression $expression, array &$params = []): string |
|
31
|
|
|
{ |
|
32
|
|
|
$sql = $expression->__toString(); |
|
33
|
|
|
$expressionParams = $expression->getParams(); |
|
34
|
|
|
|
|
35
|
|
|
if (empty($expressionParams)) { |
|
36
|
|
|
return $sql; |
|
37
|
|
|
} |
|
38
|
|
|
|
|
39
|
|
|
if (isset($params[0]) || isset($expressionParams[0])) { |
|
40
|
|
|
$params = array_merge($params, $expressionParams); |
|
41
|
|
|
return $sql; |
|
42
|
|
|
} |
|
43
|
|
|
|
|
44
|
|
|
$sql = $this->appendParams($sql, $expressionParams, $params); |
|
45
|
|
|
|
|
46
|
|
|
return $this->replaceParamExpressions($sql, $expressionParams, $params); |
|
47
|
|
|
} |
|
48
|
|
|
|
|
49
|
|
|
private function appendParams(string $sql, array &$expressionParams, array &$params): string |
|
50
|
|
|
{ |
|
51
|
|
|
$nonUniqueParams = array_intersect_key($expressionParams, $params); |
|
52
|
|
|
$params += $expressionParams; |
|
53
|
|
|
|
|
54
|
|
|
/** @var string $name */ |
|
55
|
|
|
foreach ($nonUniqueParams as $name => $value) { |
|
56
|
|
|
$pattern = $this->getPattern($name); |
|
57
|
|
|
$uniqueName = $this->getUniqueName($name, $params); |
|
58
|
|
|
|
|
59
|
|
|
$replacement = !str_starts_with($uniqueName, ':') ? ":$uniqueName" : $uniqueName; |
|
60
|
|
|
|
|
61
|
|
|
$sql = preg_replace($pattern, $replacement, $sql, 1); |
|
62
|
|
|
|
|
63
|
|
|
$params[$uniqueName] = $value; |
|
64
|
|
|
$expressionParams[$uniqueName] = $value; |
|
65
|
|
|
unset($expressionParams[$name]); |
|
66
|
|
|
} |
|
67
|
|
|
|
|
68
|
|
|
return $sql; |
|
69
|
|
|
} |
|
70
|
|
|
|
|
71
|
|
|
private function replaceParamExpressions(string $sql, array $expressionParams, array &$params): string |
|
72
|
|
|
{ |
|
73
|
|
|
/** @var string $name */ |
|
74
|
|
|
foreach ($expressionParams as $name => $value) { |
|
75
|
|
|
if (!$value instanceof ExpressionInterface) { |
|
76
|
|
|
continue; |
|
77
|
|
|
} |
|
78
|
|
|
|
|
79
|
|
|
$pattern = $this->getPattern($name); |
|
80
|
|
|
$replacement = $this->queryBuilder->buildExpression($value, $params); |
|
81
|
|
|
|
|
82
|
|
|
$sql = preg_replace($pattern, $replacement, $sql, 1); |
|
83
|
|
|
|
|
84
|
|
|
unset($params[$name]); |
|
85
|
|
|
} |
|
86
|
|
|
|
|
87
|
|
|
return $sql; |
|
88
|
|
|
} |
|
89
|
|
|
|
|
90
|
|
|
/** @psalm-return non-empty-string */ |
|
91
|
|
|
private function getPattern(string $name): string |
|
92
|
|
|
{ |
|
93
|
|
|
if (!str_starts_with($name, ':')) { |
|
94
|
|
|
$name = ":$name"; |
|
95
|
|
|
} |
|
96
|
|
|
|
|
97
|
|
|
return '/' . preg_quote($name, '/') . '\b/'; |
|
98
|
|
|
} |
|
99
|
|
|
|
|
100
|
|
|
private function getUniqueName(string $name, array $params): string |
|
101
|
|
|
{ |
|
102
|
|
|
$uniqueName = $name . '_0'; |
|
103
|
|
|
|
|
104
|
|
|
for ($i = 1; isset($params[$uniqueName]); ++$i) { |
|
105
|
|
|
$uniqueName = $name . '_' . $i; |
|
106
|
|
|
} |
|
107
|
|
|
|
|
108
|
|
|
return $uniqueName; |
|
109
|
|
|
} |
|
110
|
|
|
} |
|
111
|
|
|
|
yiisoft /
db
