1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
namespace LaravelFreelancerNL\FluentAQL; |
6
|
|
|
|
7
|
|
|
use LaravelFreelancerNL\FluentAQL\Traits\ValidatesExpressions; |
8
|
|
|
|
9
|
|
|
/** |
10
|
|
|
* Provides AQL syntax functions |
11
|
|
|
*/ |
12
|
|
|
class Grammar |
13
|
|
|
{ |
14
|
|
|
use ValidatesExpressions; |
15
|
|
|
|
16
|
|
|
/** |
17
|
|
|
* Available predicate operators. |
18
|
|
|
* |
19
|
|
|
* @var array<string, int> |
20
|
|
|
*/ |
21
|
|
|
protected array $comparisonOperators = [ |
22
|
|
|
'==' => 1, |
23
|
|
|
'!=' => 1, |
24
|
|
|
'<' => 1, |
25
|
|
|
'>' => 1, |
26
|
|
|
'<=' => 1, |
27
|
|
|
'>=' => 1, |
28
|
|
|
'IN' => 1, |
29
|
|
|
'NOT IN' => 1, |
30
|
|
|
'LIKE' => 1, |
31
|
|
|
'~' => 1, |
32
|
|
|
'!~' => 1, |
33
|
|
|
'ALL ==' => 1, |
34
|
|
|
'ALL !=' => 1, |
35
|
|
|
'ALL <' => 1, |
36
|
|
|
'ALL >' => 1, |
37
|
|
|
'ALL <=' => 1, |
38
|
|
|
'ALL >=' => 1, |
39
|
|
|
'ALL IN' => 1, |
40
|
|
|
'ANY ==' => 1, |
41
|
|
|
'ANY !=' => 1, |
42
|
|
|
'ANY <' => 1, |
43
|
|
|
'ANY >' => 1, |
44
|
|
|
'ANY <=' => 1, |
45
|
|
|
'ANY >=' => 1, |
46
|
|
|
'ANY IN' => 1, |
47
|
|
|
'NONE ==' => 1, |
48
|
|
|
'NONE !=' => 1, |
49
|
|
|
'NONE <' => 1, |
50
|
|
|
'NONE >' => 1, |
51
|
|
|
'NONE <=' => 1, |
52
|
|
|
'NONE >=' => 1, |
53
|
|
|
'NONE IN' => 1, |
54
|
|
|
]; |
55
|
|
|
|
56
|
|
|
/** |
57
|
|
|
* @var array|int[] |
58
|
|
|
*/ |
59
|
|
|
protected array $arithmeticOperators = [ |
60
|
|
|
'+' => 1, |
61
|
|
|
'-' => 1, |
62
|
|
|
'*' => 1, |
63
|
|
|
'/' => 1, |
64
|
|
|
'%' => 1, |
65
|
|
|
]; |
66
|
|
|
|
67
|
|
|
/** |
68
|
|
|
* @var array|int[] |
69
|
|
|
*/ |
70
|
|
|
protected array $logicalOperators = [ |
71
|
|
|
'AND' => 1, |
72
|
|
|
'&&' => 1, |
73
|
|
|
'OR' => 1, |
74
|
|
|
'||' => 1, |
75
|
|
|
'NOT' => 1, |
76
|
|
|
'!' => 1, |
77
|
|
|
]; |
78
|
|
|
|
79
|
|
|
protected string $rangeOperator = '..'; |
80
|
|
|
|
81
|
|
|
/** |
82
|
|
|
* @var string[] |
83
|
|
|
*/ |
84
|
|
|
protected array $keywords = [ |
85
|
|
|
'FOR', 'FILTER', 'SEARCH', 'SORT', 'ASC', 'DESC', 'LIMIT', 'COLLECT', 'INTO', 'AGGREGATE', 'RETURN', 'DISTINCT', |
86
|
|
|
'WITH', 'GRAPH', 'INBOUND', 'OUTBOUND', 'ANY', 'SHORTEST_PATH', 'K_SHORTEST_PATH', 'PRUNE', |
87
|
|
|
'LET', 'INSERT', 'UPDATE', 'REPLACE', 'UPSERT', 'REMOVE', |
88
|
|
|
'ALL', 'NONE', 'AND', 'OR', 'NOT', 'LIKE', 'IN', |
89
|
|
|
'FALSE', 'TRUE', 'NULL', |
90
|
|
|
]; |
91
|
|
|
|
92
|
|
|
/** |
93
|
|
|
* List of recognizable data and the accompanying Expression type it will be mapped too. |
94
|
|
|
* Strings of an unrecognized nature are always bound. |
95
|
|
|
* |
96
|
|
|
* @var string[] |
97
|
|
|
*/ |
98
|
|
|
protected array $argumentTypeExpressionMap = [ |
99
|
|
|
'AssociativeArray' => 'Object', |
100
|
|
|
'Attribute' => 'Literal', |
101
|
|
|
'Bind' => 'Bind', |
102
|
|
|
'CollectionBind' => 'CollectionBind', |
103
|
|
|
'Boolean' => 'Boolean', |
104
|
|
|
'Collection' => 'Literal', |
105
|
|
|
'Constant' => 'Constant', |
106
|
|
|
'GraphDirection' => 'Constant', |
107
|
|
|
'Document' => 'Object', |
108
|
|
|
'Function' => 'Function', |
109
|
|
|
'Graph' => 'String', |
110
|
|
|
'Id' => 'String', |
111
|
|
|
'IndexedArray' => 'List', |
112
|
|
|
'Key' => 'String', |
113
|
|
|
'List' => 'List', |
114
|
|
|
'Name' => 'String', |
115
|
|
|
'Number' => 'Literal', |
116
|
|
|
'Null' => 'Literal', |
117
|
|
|
'RegisteredVariable' => 'Literal', |
118
|
|
|
'Variable' => 'Literal', |
119
|
|
|
'Reference' => 'Literal', |
120
|
|
|
'Object' => 'Object', |
121
|
|
|
'Range' => 'Literal', |
122
|
|
|
'String' => 'Bind', |
123
|
|
|
]; |
124
|
|
|
|
125
|
|
|
/** |
126
|
|
|
* List of default allowed Data Types |
127
|
|
|
* The order matters in the compilation of the data |
128
|
|
|
* |
129
|
|
|
* @var array|string[] |
130
|
|
|
*/ |
131
|
|
|
protected array $defaultAllowedExpressionTypes = [ |
132
|
|
|
'Number' => 'Number', |
133
|
|
|
'Boolean' => 'Boolean', |
134
|
|
|
'Null' => 'Null', |
135
|
|
|
'Reference' => 'Reference', |
136
|
|
|
'Id' => 'Id', |
137
|
|
|
'Key' => 'Key', |
138
|
|
|
'Bind' => 'Bind', |
139
|
|
|
]; |
140
|
|
|
|
141
|
|
|
/** |
142
|
|
|
* Get the format for database stored dates. |
143
|
|
|
* ArangoDB's date functions support ISO8601 strings up to milliseconds. We default to Zulu time (UTC) |
144
|
|
|
* |
145
|
|
|
* @return string |
146
|
1 |
|
*/ |
147
|
|
|
public function getDateFormat() |
148
|
1 |
|
{ |
149
|
|
|
return 'Y-m-d\TH:i:s.u\Z'; |
150
|
|
|
} |
151
|
1 |
|
|
152
|
|
|
public function wrap( |
153
|
|
|
string $value |
154
|
1 |
|
): string { |
155
|
|
|
return '`' . addcslashes($value, '`') . '`'; |
156
|
|
|
} |
157
|
5 |
|
|
158
|
|
|
public function mapArgumentTypeToExpressionType( |
159
|
|
|
string $argumentType |
160
|
5 |
|
): string { |
161
|
|
|
return $this->argumentTypeExpressionMap[$argumentType]; |
162
|
|
|
} |
163
|
2 |
|
|
164
|
|
|
public function formatBind( |
165
|
|
|
string $bindVariableName, |
166
|
|
|
bool $collection = null |
167
|
2 |
|
): string { |
168
|
1 |
|
if (stripos($bindVariableName, '@') === 0) { |
169
|
|
|
$bindVariableName = $this->wrap($bindVariableName); |
170
|
|
|
} |
171
|
2 |
|
|
172
|
2 |
|
$prefix = '@'; |
173
|
1 |
|
if ($collection) { |
174
|
|
|
$prefix = '@@'; |
175
|
|
|
} |
176
|
2 |
|
|
177
|
|
|
return $prefix . $bindVariableName; |
178
|
|
|
} |
179
|
|
|
|
180
|
|
|
/** |
181
|
|
|
* @return array|string[] |
182
|
6 |
|
*/ |
183
|
|
|
public function getAllowedExpressionTypes(): array |
184
|
6 |
|
{ |
185
|
|
|
return $this->defaultAllowedExpressionTypes; |
186
|
|
|
} |
187
|
|
|
|
188
|
|
|
/** |
189
|
|
|
* @return array<string, int> |
190
|
|
|
*/ |
191
|
|
|
public function getComparisonOperators(): array |
192
|
|
|
{ |
193
|
|
|
return $this->comparisonOperators; |
194
|
|
|
} |
195
|
|
|
} |
196
|
|
|
|