1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* Trims the common prefix from the full_path index of cached scripts |
4
|
|
|
* |
5
|
|
|
* PHP version 5.5 |
6
|
|
|
* |
7
|
|
|
* @category OpCacheGUI |
8
|
|
|
* @package Format |
9
|
|
|
* @author Pieter Hordijk <[email protected]> |
10
|
|
|
* @copyright Copyright (c) 2014 Pieter Hordijk <https://github.com/PeeHaa> |
11
|
|
|
* @license http://www.opensource.org/licenses/mit-license.html MIT License |
12
|
|
|
* @version 1.0.0 |
13
|
|
|
*/ |
14
|
|
|
namespace OpCacheGUI\Format; |
15
|
|
|
|
16
|
|
|
/** |
17
|
|
|
* Trims the common prefix from the full_path index of cached scripts |
18
|
|
|
* |
19
|
|
|
* @category OpCacheGUI |
20
|
|
|
* @package Format |
21
|
|
|
* @author Pieter Hordijk <[email protected]> |
22
|
|
|
*/ |
23
|
|
|
class Prefix implements Trimmer |
24
|
|
|
{ |
25
|
|
|
/** |
26
|
|
|
* Trims the common prefix from an array of strings |
27
|
|
|
* |
28
|
|
|
* @param array $scripts The list of scripts |
29
|
|
|
* |
30
|
|
|
* @return array The trimmed strings |
31
|
|
|
*/ |
32
|
7 |
|
public function trim(array $scripts) |
33
|
|
|
{ |
34
|
7 |
|
$length = $this->getPrefixLength($scripts); |
35
|
|
|
|
36
|
7 |
|
foreach ($scripts as $index => $script) { |
37
|
7 |
|
$scripts[$index]['full_path'] = mb_substr($script['full_path'], $length); |
38
|
|
|
} |
39
|
|
|
|
40
|
7 |
|
return $scripts; |
41
|
|
|
} |
42
|
|
|
|
43
|
|
|
/** |
44
|
|
|
* Gets the length of the common prefix to trim |
45
|
|
|
* |
46
|
|
|
* @param array $scripts The list of scripts |
47
|
|
|
* |
48
|
|
|
* @return int The length of the common prefix |
49
|
|
|
*/ |
50
|
7 |
|
private function getPrefixLength(array $scripts) |
51
|
|
|
{ |
52
|
7 |
|
$prefix = $scripts[0]['full_path']; |
53
|
|
|
|
54
|
7 |
|
foreach ($scripts as $script) { |
55
|
7 |
|
if ($prefix === '') { |
56
|
1 |
|
return 0; |
57
|
|
|
} |
58
|
|
|
|
59
|
7 |
|
if (strpos($script['full_path'], $prefix) === 0) { |
60
|
7 |
|
continue; |
61
|
|
|
} |
62
|
|
|
|
63
|
6 |
|
$prefix = $this->findLongestPrefix($prefix, $script['full_path']); |
64
|
|
|
} |
65
|
|
|
|
66
|
6 |
|
return mb_strlen($prefix); |
67
|
|
|
} |
68
|
|
|
|
69
|
|
|
/** |
70
|
|
|
* Get the longest common prefix between two strings |
71
|
|
|
* |
72
|
|
|
* @param string $prefix The current common prefix |
73
|
|
|
* @param string $path The path to match against the common prefix |
74
|
|
|
* |
75
|
|
|
* @return string The common prefix |
76
|
|
|
*/ |
77
|
6 |
|
private function findLongestPrefix($prefix, $path) |
78
|
|
|
{ |
79
|
6 |
|
$prefixChars = str_split(str_replace('\\', '/', $prefix)); |
80
|
6 |
|
$pathChars = str_split(str_replace('\\', '/', $path)); |
81
|
|
|
|
82
|
6 |
|
$lastSlash = 0; |
83
|
|
|
|
84
|
6 |
|
foreach ($prefixChars as $index => $char) { |
85
|
6 |
|
if ($char === '/') { |
86
|
6 |
|
$lastSlash = $index; |
87
|
|
|
} |
88
|
|
|
|
89
|
6 |
|
if ($char !== $pathChars[$index]) { |
90
|
6 |
|
return mb_substr($prefix, 0, $lastSlash); |
91
|
|
|
} |
92
|
|
|
} |
93
|
|
|
} |
94
|
|
|
} |
95
|
|
|
|