1
|
|
|
<?php |
2
|
|
|
declare(strict_types=1); |
3
|
|
|
/** |
4
|
|
|
* Caridea |
5
|
|
|
* |
6
|
|
|
* Licensed under the Apache License, Version 2.0 (the "License"); you may not |
7
|
|
|
* use this file except in compliance with the License. You may obtain a copy of |
8
|
|
|
* the License at |
9
|
|
|
* |
10
|
|
|
* http://www.apache.org/licenses/LICENSE-2.0 |
11
|
|
|
* |
12
|
|
|
* Unless required by applicable law or agreed to in writing, software |
13
|
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
14
|
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
15
|
|
|
* License for the specific language governing permissions and limitations under |
16
|
|
|
* the License. |
17
|
|
|
* |
18
|
|
|
* @copyright 2015-2018 LibreWorks contributors |
19
|
|
|
* @license Apache-2.0 |
20
|
|
|
*/ |
21
|
|
|
namespace Caridea\Http; |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* Parses a query string from a URI and gets its values accurately. |
25
|
|
|
* |
26
|
|
|
* The problem here is that PHP will overwrite entries in the `$_GET` |
27
|
|
|
* superglobal if they share the same name. With PHP, a request to |
28
|
|
|
* `file.php?foobar=foo&foobar=bar` will result in `$_GET` set to |
29
|
|
|
* `['foobar' => 'bar']`. |
30
|
|
|
* |
31
|
|
|
* Other platforms allow list-like access to these parameters. This class will |
32
|
|
|
* account for both of the following cases: |
33
|
|
|
* - `param=foo¶m=bar` |
34
|
|
|
* - `param[]=foo¶m[]=bar` |
35
|
|
|
* |
36
|
|
|
* @copyright 2015-2018 LibreWorks contributors |
37
|
|
|
* @license Apache-2.0 |
38
|
|
|
*/ |
39
|
|
|
class QueryParams |
40
|
|
|
{ |
41
|
|
|
/** |
42
|
|
|
* Parses the query string from the `QUERY_STRING` in the provided array. |
43
|
|
|
* |
44
|
|
|
* For the URL `file.php?test[]=1&test[]=2&noval&foobar=foo&foobar=bar&abc=123`, |
45
|
|
|
* the returned array will be: |
46
|
|
|
* |
47
|
|
|
* ```php |
48
|
|
|
* [ |
49
|
|
|
* 'test' => ['1', '2'], |
50
|
|
|
* 'noval' => '', |
51
|
|
|
* 'foobar' => ['foo', 'bar'], |
52
|
|
|
* 'abc' => '123' |
53
|
|
|
* ]; |
54
|
|
|
* ``` |
55
|
|
|
* |
56
|
|
|
* @param array<string,mixed> $server The server values array |
57
|
|
|
*/ |
58
|
2 |
|
public static function get(array $server): array |
59
|
|
|
{ |
60
|
2 |
|
$params = []; |
61
|
2 |
|
if (isset($server['QUERY_STRING'])) { |
62
|
2 |
|
$query = ltrim($server['QUERY_STRING'], '?'); |
63
|
2 |
|
foreach (explode('&', $query) as $pair) { |
64
|
2 |
|
if ($pair) { |
65
|
2 |
|
list($name, $value) = self::normalize( |
66
|
2 |
|
array_map('urldecode', explode('=', $pair, 2)) |
67
|
|
|
); |
68
|
2 |
|
$params[$name][] = $value; |
69
|
|
|
} |
70
|
|
|
} |
71
|
|
|
} |
72
|
2 |
|
return $params ? array_map(function ($v) { |
73
|
2 |
|
return count($v) === 1 ? $v[0] : $v; |
74
|
2 |
|
}, $params) : $params; |
75
|
|
|
} |
76
|
|
|
|
77
|
2 |
|
protected static function normalize(array $pair): array |
78
|
|
|
{ |
79
|
2 |
|
$name = $pair[0]; |
80
|
2 |
|
if (substr($name, -2, 2) == '[]') { |
81
|
1 |
|
$name = substr($name, 0, -2); |
82
|
|
|
} |
83
|
2 |
|
return [$name, count($pair) > 1 ? $pair[1] : '']; |
84
|
|
|
} |
85
|
|
|
|
86
|
|
|
/** |
87
|
|
|
* Parses the query string from the `QUERY_STRING` in the `$_SERVER` superglobal. |
88
|
|
|
* |
89
|
|
|
* For the URL `file.php?test[]=1&test[]=2&noval&foobar=foo&foobar=bar&abc=123`, |
90
|
|
|
* the returned array will be: |
91
|
|
|
* |
92
|
|
|
* ```php |
93
|
|
|
* [ |
94
|
|
|
* 'test' => ['1', '2'], |
95
|
|
|
* 'noval' => '', |
96
|
|
|
* 'foobar' => ['foo', 'bar'], |
97
|
|
|
* 'abc' => '123' |
98
|
|
|
* ]; |
99
|
|
|
* ``` |
100
|
|
|
* @return array<string,mixed> The query string values |
101
|
|
|
*/ |
102
|
2 |
|
public static function getFromServer(): array |
103
|
|
|
{ |
104
|
2 |
|
return self::get($_SERVER); |
105
|
|
|
} |
106
|
|
|
} |
107
|
|
|
|