1
|
|
|
<?php |
2
|
|
|
/* |
3
|
|
|
* This file is part of Phypes <https://github.com/2DSharp/Phypes>. |
4
|
|
|
* |
5
|
|
|
* (c) Dedipyaman Das <[email protected]> |
6
|
|
|
* |
7
|
|
|
* For the full copyright and license information, please view the LICENSE |
8
|
|
|
* file that was distributed with this source code. |
9
|
|
|
*/ |
10
|
|
|
|
11
|
|
|
namespace Phypes\Rule\String; |
12
|
|
|
|
13
|
|
|
use Phypes\Error\RuleError; |
14
|
|
|
use Phypes\Error\RuleErrorCode; |
15
|
|
|
use Phypes\Result\Failure; |
16
|
|
|
use Phypes\Result\Result; |
17
|
|
|
use Phypes\Result\Success; |
18
|
|
|
use Phypes\Rule\Rule; |
19
|
|
|
|
20
|
|
|
class TextCase implements Rule |
21
|
|
|
{ |
22
|
|
|
const NONE_CAPS = 0; |
23
|
|
|
const ALL_CAPS = 1; |
24
|
|
|
const MIXED = 2; |
25
|
|
|
|
26
|
|
|
const LEVEL_STRICT = 0; |
27
|
|
|
const LEVEL_TOLERANT = 1; |
28
|
|
|
/** |
29
|
|
|
* @var integer $caseType |
30
|
|
|
*/ |
31
|
|
|
private $caseType; |
32
|
|
|
|
33
|
|
|
/** |
34
|
|
|
* @var bool $strictCheck |
35
|
|
|
*/ |
36
|
|
|
private $strictCheck; |
37
|
|
|
/** |
38
|
|
|
* TextCase constructor. |
39
|
|
|
* @throws \InvalidArgumentException |
40
|
|
|
* @param int $caseType |
41
|
|
|
* @param bool $strictCheck |
42
|
|
|
*/ |
43
|
|
|
public function __construct(int $caseType, bool $strictCheck = false) |
44
|
|
|
{ |
45
|
|
|
if ($caseType > 2 || $caseType < 0) |
46
|
|
|
throw new \InvalidArgumentException('Case Type ' . $caseType . ' is invalid. |
47
|
|
|
Check the class constants available to be used as caseTypes'); |
48
|
|
|
|
49
|
|
|
$this->caseType = $caseType; |
50
|
|
|
$this->strictCheck = $strictCheck; |
51
|
|
|
} |
52
|
|
|
|
53
|
|
|
/** |
54
|
|
|
* @param string $text |
55
|
|
|
* @return bool |
56
|
|
|
*/ |
57
|
|
|
private function isMixed(string $text) : bool |
58
|
|
|
{ |
59
|
|
|
if ($this->strictCheck) { |
60
|
|
|
if (preg_match("/^[a-zA-Z]+$/", $text)) |
61
|
|
|
return preg_match('/[a-z]/', $text) && preg_match('/[A-Z]/', $text); |
62
|
|
|
else |
63
|
|
|
return false; |
64
|
|
|
} |
65
|
|
|
|
66
|
|
|
return preg_match('/[a-z]/', $text) && preg_match('/[A-Z]/', $text); |
67
|
|
|
} |
68
|
|
|
|
69
|
|
|
private function isAllCaps(string $text) : bool |
70
|
|
|
{ |
71
|
|
|
if ($this->strictCheck) |
72
|
|
|
return ctype_upper($text); |
73
|
|
|
else |
74
|
|
|
return !preg_match('/[a-z]/', $text) && preg_match('/[A-Z]/', $text); |
75
|
|
|
|
76
|
|
|
} |
77
|
|
|
|
78
|
|
|
private function isNoneCaps(string $text) : bool |
79
|
|
|
{ |
80
|
|
|
if ($this->strictCheck) |
81
|
|
|
return ctype_lower($text); |
82
|
|
|
else |
83
|
|
|
return preg_match('/[a-z]/', $text) && !preg_match('/[A-Z]/', $text); |
84
|
|
|
} |
85
|
|
|
|
86
|
|
|
public function validate($data): Result |
87
|
|
|
{ |
88
|
|
|
$isValid = false; |
89
|
|
|
|
90
|
|
|
switch ($this->caseType) { |
91
|
|
|
case self::MIXED: |
92
|
|
|
$isValid = $this->isMixed($data); |
93
|
|
|
break; |
94
|
|
|
case self::ALL_CAPS: |
95
|
|
|
$isValid = $this->isAllCaps($data); |
96
|
|
|
break; |
97
|
|
|
|
98
|
|
|
case self::NONE_CAPS: |
99
|
|
|
$isValid = $this->isNoneCaps($data); |
100
|
|
|
break; |
101
|
|
|
} |
102
|
|
|
|
103
|
|
|
if ($isValid) |
104
|
|
|
return new Success(); |
105
|
|
|
else |
106
|
|
|
return new Failure(new RuleError(RuleErrorCode::CASING_MISMATCH, |
107
|
|
|
"The given string doesn't match the required case")); |
108
|
|
|
} |
109
|
|
|
} |