1 | <?php |
||
2 | |||
3 | namespace Azine\EmailBundle\Tests; |
||
4 | |||
5 | //Author : de77 |
||
6 | //Website : www.de77.com |
||
7 | //License : MIT (http://en.wikipedia.org/wiki/MIT_License) |
||
8 | //Class desc : http://de77.com/php-class-fast-find-text-string-in-files-recursively |
||
9 | |||
10 | //------------------------------------------------------------------------------ |
||
11 | // If you like this class- please leave a comment on my site, thanks! |
||
12 | //------------------------------------------------------------------------------ |
||
13 | |||
14 | class FindInFileUtil |
||
15 | { |
||
16 | private $text; |
||
17 | private $textlen; |
||
18 | private $results; |
||
19 | |||
20 | public $caseSensitive = true; |
||
21 | public $error; |
||
22 | public $excludeMode = true; |
||
23 | public $formats = array('.jpg', '.gif', '.avi'); |
||
24 | |||
25 | /** |
||
26 | * @param string $dir |
||
27 | * @param string $text |
||
28 | * |
||
29 | * @return array of files with the search-text |
||
30 | */ |
||
31 | public function find($dir, $text) |
||
32 | { |
||
33 | $this->textlen = strlen($text); |
||
34 | $this->text = $text; |
||
35 | |||
36 | if ($this->textlen > 4096) { |
||
37 | $this->error = 'You cannot search for such long text. Limit is 4096 Bytes'; |
||
38 | |||
39 | return false; |
||
40 | } |
||
41 | |||
42 | $this->results = array(); |
||
43 | if ('/' != substr($dir, -1, 1)) { |
||
44 | $dir .= '/'; |
||
45 | } |
||
46 | $this->scandir2($dir); |
||
47 | |||
48 | return $this->results; |
||
49 | } |
||
50 | |||
51 | /** |
||
52 | * @param string $file |
||
53 | */ |
||
54 | private function findTxtt($file) |
||
55 | { |
||
56 | $ext = strrchr($file, '.'); |
||
57 | |||
58 | if (true == $this->excludeMode) { |
||
0 ignored issues
–
show
|
|||
59 | if (in_array($ext, $this->formats)) { |
||
60 | return false; |
||
61 | } |
||
62 | } else { |
||
63 | if (!in_array($ext, $this->formats)) { |
||
64 | return false; |
||
65 | } |
||
66 | } |
||
67 | |||
68 | if (filesize($file) < 40960) { |
||
69 | $data = file_get_contents($file); |
||
70 | if ($this->strpos2($data, $this->text)) { |
||
71 | return true; |
||
72 | } |
||
73 | |||
74 | return false; |
||
75 | } |
||
76 | $f = fopen($file, 'r'); |
||
77 | $currentPos = 0; |
||
78 | $step = 40960; |
||
79 | while (!feof($f)) { |
||
80 | $data = fread($f, $step); |
||
81 | if (!$data) { |
||
82 | break; |
||
83 | } elseif ($this->strpos2($data, $this->text)) { |
||
84 | fclose($f); |
||
85 | |||
86 | return true; |
||
87 | } |
||
88 | $currentPos = $currentPos + $step - $this->textlen; |
||
89 | fseek($f, $currentPos, SEEK_SET); |
||
90 | } |
||
91 | fclose($f); |
||
92 | |||
93 | return false; |
||
94 | } |
||
95 | |||
96 | /** |
||
97 | * @param string $haystack |
||
98 | * @param string $keyword |
||
99 | */ |
||
100 | private function strpos2($haystack, $keyword) |
||
101 | { |
||
102 | if (!$this->caseSensitive) { |
||
103 | return false !== mb_stripos($haystack, $keyword); |
||
104 | } |
||
105 | |||
106 | return false !== mb_strpos($haystack, $keyword); |
||
107 | } |
||
108 | |||
109 | /** |
||
110 | * @param string $dir |
||
111 | */ |
||
112 | private function scandir2($dir) |
||
113 | { |
||
114 | if (is_dir($dir)) { |
||
115 | if ($dh = opendir($dir)) { |
||
116 | while (false !== ($file = readdir($dh))) { |
||
117 | if ('.' != $file and '..' != $file) { |
||
118 | if (is_dir($dir.$file)) { |
||
119 | $this->scandir2($dir.$file.'/'); |
||
120 | } else { |
||
121 | if ($this->findTxtt($dir.$file)) { |
||
122 | $this->results[] = $dir.$file; |
||
123 | } |
||
124 | } |
||
125 | } |
||
126 | } |
||
127 | closedir($dh); |
||
128 | } |
||
129 | } |
||
130 | } |
||
131 | } |
||
132 |
When comparing two booleans, it is generally considered safer to use the strict comparison operator.