|
1
|
|
|
<?php |
|
2
|
|
|
/** |
|
3
|
|
|
* InlineSqlMinimalConverter |
|
4
|
|
|
* |
|
5
|
|
|
* @package php-logical-filter |
|
6
|
|
|
* @author Jean Claveau |
|
7
|
|
|
*/ |
|
8
|
|
|
namespace JClaveau\LogicalFilter\Converter; |
|
9
|
|
|
use JClaveau\LogicalFilter\LogicalFilter; |
|
10
|
|
|
use JClaveau\LogicalFilter\Rule\EqualRule; |
|
11
|
|
|
use JClaveau\LogicalFilter\Rule\NotEqualRule; |
|
12
|
|
|
use JClaveau\LogicalFilter\Rule\AboveRule; |
|
13
|
|
|
use JClaveau\LogicalFilter\Rule\BelowRule; |
|
14
|
|
|
use JClaveau\LogicalFilter\Rule\RegexpRule; |
|
15
|
|
|
use JClaveau\LogicalFilter\Rule\InRule; |
|
16
|
|
|
use JClaveau\LogicalFilter\Rule\NotInRule; |
|
17
|
|
|
use JClaveau\LogicalFilter\Rule\AboveOrEqualRule; |
|
18
|
|
|
use JClaveau\LogicalFilter\Rule\BelowOrEqualRule; |
|
19
|
|
|
|
|
20
|
|
|
/** |
|
21
|
|
|
* This class implements a converter for MySQL. |
|
22
|
|
|
*/ |
|
23
|
|
|
class InlineSqlMinimalConverter extends MinimalConverter |
|
24
|
|
|
{ |
|
25
|
|
|
/** @var array $output */ |
|
26
|
|
|
protected $output = []; |
|
27
|
|
|
|
|
28
|
|
|
/** @var array $parameters */ |
|
29
|
|
|
protected $parameters = []; |
|
30
|
|
|
|
|
31
|
|
|
/** |
|
32
|
|
|
* @return string parameter id |
|
33
|
|
|
*/ |
|
34
|
|
|
public function addParameter($value) |
|
35
|
|
|
{ |
|
36
|
|
|
if (is_numeric($value)) |
|
37
|
|
|
return $value; |
|
38
|
|
|
|
|
39
|
|
|
$uid = 'param_'.hash('crc32b', serialize($value)); |
|
40
|
|
|
|
|
41
|
|
|
if (isset($this->parameters[$uid])) |
|
42
|
|
|
return ':'.$uid; |
|
43
|
|
|
|
|
44
|
|
|
$this->parameters[$uid] = $value; |
|
45
|
|
|
|
|
46
|
|
|
return ':'.$uid; |
|
47
|
|
|
} |
|
48
|
|
|
|
|
49
|
|
|
/** |
|
50
|
|
|
* @param LogicalFilter $filter |
|
51
|
|
|
*/ |
|
52
|
|
|
public function convert( LogicalFilter $filter ) |
|
53
|
|
|
{ |
|
54
|
|
|
$this->output = []; |
|
55
|
|
|
parent::convert($filter); |
|
56
|
|
|
return [ |
|
57
|
|
|
'sql' => ! $this->output |
|
58
|
|
|
? '1' // True |
|
59
|
|
|
: '('.implode(') OR (', $this->output).')', |
|
60
|
|
|
'parameters' => $this->parameters, |
|
61
|
|
|
]; |
|
62
|
|
|
} |
|
63
|
|
|
|
|
64
|
|
|
/** |
|
65
|
|
|
*/ |
|
66
|
|
|
public function onOpenOr() |
|
67
|
|
|
{ |
|
68
|
|
|
$this->output[] = []; |
|
69
|
|
|
} |
|
70
|
|
|
|
|
71
|
|
|
/** |
|
72
|
|
|
*/ |
|
73
|
|
|
public function onCloseOr() |
|
74
|
|
|
{ |
|
75
|
|
|
$last_key = $this->getLastOrOperandKey(); |
|
76
|
|
|
$this->output[ $last_key ] = implode(' AND ', $this->output[ $last_key ]); |
|
77
|
|
|
} |
|
78
|
|
|
|
|
79
|
|
|
/** |
|
80
|
|
|
* Pseudo-event called while for each And operand of the root Or. |
|
81
|
|
|
* These operands must be only atomic Rules. |
|
82
|
|
|
*/ |
|
83
|
|
|
public function onAndPossibility($field, $operator, $rule, array $allOperandsByField) |
|
84
|
|
|
{ |
|
85
|
|
|
if ($rule instanceof EqualRule) { |
|
86
|
|
|
$value = $rule->getValue(); |
|
87
|
|
|
} |
|
88
|
|
|
elseif ($rule instanceof InRule) { |
|
89
|
|
|
$value = $rule->getPossibilities(); |
|
90
|
|
|
} |
|
91
|
|
|
elseif ($rule instanceof NotInRule) { |
|
92
|
|
|
$operator = 'NOT IN'; |
|
93
|
|
|
$value = $rule->getPossibilities(); |
|
94
|
|
|
} |
|
95
|
|
|
elseif ($rule instanceof AboveRule) { |
|
96
|
|
|
$value = $rule->getLowerLimit(); |
|
97
|
|
|
} |
|
98
|
|
|
elseif ($rule instanceof BelowRule) { |
|
99
|
|
|
$value = $rule->getUpperLimit(); |
|
100
|
|
|
} |
|
101
|
|
|
elseif ($rule instanceof AboveOrEqualRule) { |
|
102
|
|
|
$value = $rule->getMinimum(); |
|
103
|
|
|
} |
|
104
|
|
|
elseif ($rule instanceof BelowOrEqualRule) { |
|
105
|
|
|
$value = $rule->getMaximum(); |
|
106
|
|
|
} |
|
107
|
|
|
elseif ($rule instanceof NotEqualRule) { |
|
108
|
|
|
$value = $rule->getValue(); |
|
109
|
|
|
} |
|
110
|
|
|
elseif ($rule instanceof RegexpRule) { |
|
111
|
|
|
$value = RegexpRule::php2mariadbPCRE( $rule->getPattern() ); |
|
112
|
|
|
} |
|
113
|
|
|
else { |
|
114
|
|
|
throw new \InvalidArgumentException( |
|
115
|
|
|
"Unhandled operator '$operator' during SQL query generation" |
|
116
|
|
|
); |
|
117
|
|
|
} |
|
118
|
|
|
|
|
119
|
|
|
if (gettype($value) == 'integer') { |
|
120
|
|
|
} |
|
121
|
|
|
elseif (gettype($value) == 'double') { |
|
122
|
|
|
// TODO disable locale to handle separators |
|
123
|
|
|
} |
|
124
|
|
|
elseif ($value instanceof \DateTime) { |
|
125
|
|
|
$value = "'" . $value->format('Y-m-d H:i:s') . "'"; |
|
126
|
|
|
} |
|
127
|
|
|
elseif (gettype($value) == 'string') { |
|
128
|
|
|
$value = $this->addParameter($value); |
|
129
|
|
|
} |
|
130
|
|
|
elseif (gettype($value) == 'array') { |
|
131
|
|
|
$sql_part = []; |
|
132
|
|
|
foreach ($value as $possibility) { |
|
133
|
|
|
$sql_part[] = $this->addParameter($possibility); |
|
134
|
|
|
} |
|
135
|
|
|
$value = '(' . implode(', ', $sql_part) . ')'; |
|
136
|
|
|
} |
|
137
|
|
|
elseif ($value === null) { |
|
138
|
|
|
$value = "NULL"; |
|
139
|
|
|
if ($rule instanceof EqualRule) { |
|
140
|
|
|
$operator = 'IS'; |
|
141
|
|
|
} |
|
142
|
|
|
elseif ($rule instanceof NotEqualRule) { |
|
143
|
|
|
$operator = 'IS NOT'; |
|
144
|
|
|
} |
|
145
|
|
|
else { |
|
146
|
|
|
throw new \InvalidArgumentException( |
|
147
|
|
|
"NULL is only handled for equality / difference" |
|
148
|
|
|
); |
|
149
|
|
|
} |
|
150
|
|
|
} |
|
151
|
|
|
else { |
|
152
|
|
|
throw new \InvalidArgumentException( |
|
153
|
|
|
"Unhandled type of value: ".gettype($value). ' | ' .var_export($value, true) |
|
154
|
|
|
); |
|
155
|
|
|
} |
|
156
|
|
|
|
|
157
|
|
|
$operator = strtoupper($operator); |
|
158
|
|
|
|
|
159
|
|
|
$new_rule = "$field $operator $value"; |
|
160
|
|
|
|
|
161
|
|
|
$this->appendToLastOrOperandKey($new_rule); |
|
162
|
|
|
} |
|
163
|
|
|
|
|
164
|
|
|
/** |
|
165
|
|
|
*/ |
|
166
|
|
|
protected function getLastOrOperandKey() |
|
167
|
|
|
{ |
|
168
|
|
|
end($this->output); |
|
169
|
|
|
return key($this->output); |
|
170
|
|
|
} |
|
171
|
|
|
|
|
172
|
|
|
/** |
|
173
|
|
|
* @param string $rule |
|
174
|
|
|
*/ |
|
175
|
|
|
protected function appendToLastOrOperandKey($rule) |
|
176
|
|
|
{ |
|
177
|
|
|
$last_key = $this->getLastOrOperandKey(); |
|
178
|
|
|
$this->output[ $last_key ][] = $rule; |
|
179
|
|
|
} |
|
180
|
|
|
|
|
181
|
|
|
/**/ |
|
182
|
|
|
} |
|
183
|
|
|
|
jclaveau /
php-logical-filter
