1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
<?php
declare(strict_types=1);
namespace Doctrine\ORM\Query\AST\Functions;
use Doctrine\DBAL\Platforms\TrimMode;
use Doctrine\ORM\Query\AST\Node;
use Doctrine\ORM\Query\Lexer;
use Doctrine\ORM\Query\Parser;
use Doctrine\ORM\Query\SqlWalker;
use function assert;
use function strcasecmp;
/**
* "TRIM" "(" [["LEADING" | "TRAILING" | "BOTH"] [char] "FROM"] StringPrimary ")"
*
* @link www.doctrine-project.org
*/
class TrimFunction extends FunctionNode
{
/** @var bool */
public $leading;
/** @var bool */
public $trailing;
/** @var bool */
public $both;
/** @var string|false */
public $trimChar = false;
/** @var Node */
public $stringPrimary;
/**
* {@inheritdoc}
*/
public function getSql(SqlWalker $sqlWalker)
{
$stringPrimary = $sqlWalker->walkStringPrimary($this->stringPrimary);
$platform = $sqlWalker->getConnection()->getDatabasePlatform();
$trimMode = $this->getTrimMode();
if ($this->trimChar !== false) {
return $platform->getTrimExpression(
$stringPrimary,
$trimMode,
$platform->quoteStringLiteral($this->trimChar)
);
}
return $platform->getTrimExpression($stringPrimary, $trimMode);
}
/**
* {@inheritdoc}
*/
public function parse(Parser $parser)
{
$lexer = $parser->getLexer();
$parser->match(Lexer::T_IDENTIFIER);
$parser->match(Lexer::T_OPEN_PARENTHESIS);
$this->parseTrimMode($parser);
if ($lexer->isNextToken(Lexer::T_STRING)) {
$parser->match(Lexer::T_STRING);
assert($lexer->token !== null);
$this->trimChar = $lexer->token['value'];
}
if ($this->leading || $this->trailing || $this->both || $this->trimChar) {
$parser->match(Lexer::T_FROM);
}
$this->stringPrimary = $parser->StringPrimary();
$parser->match(Lexer::T_CLOSE_PARENTHESIS);
}
/** @psalm-return TrimMode::* */
private function getTrimMode(): int
{
if ($this->leading) {
return TrimMode::LEADING;
}
if ($this->trailing) {
return TrimMode::TRAILING;
}
if ($this->both) {
return TrimMode::BOTH;
}
return TrimMode::UNSPECIFIED;
}
private function parseTrimMode(Parser $parser): void
{
$lexer = $parser->getLexer();
assert($lexer->lookahead !== null);
$value = $lexer->lookahead['value'];
if (strcasecmp('leading', $value) === 0) {
$parser->match(Lexer::T_LEADING);
$this->leading = true;
return;
}
if (strcasecmp('trailing', $value) === 0) {
$parser->match(Lexer::T_TRAILING);
$this->trailing = true;
return;
}
if (strcasecmp('both', $value) === 0) {
$parser->match(Lexer::T_BOTH);
$this->both = true;
return;
}
}
}
|
