1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* Author: Nil Portugués Calderó <[email protected]> |
5
|
|
|
* Date: 6/02/16 |
6
|
|
|
* Time: 14:03. |
7
|
|
|
* |
8
|
|
|
* For the full copyright and license information, please view the LICENSE |
9
|
|
|
* file that was distributed with this source code. |
10
|
|
|
*/ |
11
|
|
|
namespace NilPortugues\Foundation\Infrastructure\Model\Repository\FileSystem\Drivers; |
12
|
|
|
|
13
|
|
|
use NilPortugues\Foundation\Infrastructure\Model\Repository\FileSystem\Contracts\FileSystem; |
14
|
|
|
use RuntimeException; |
15
|
|
|
|
16
|
|
|
/** |
17
|
|
|
* Class NativeFileSystem. |
18
|
|
|
*/ |
19
|
|
|
class NativeFileSystem implements FileSystem |
20
|
|
|
{ |
21
|
|
|
const EXTENSION = '.dbdata'; |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* @var string |
25
|
|
|
*/ |
26
|
|
|
private $baseDir; |
27
|
|
|
|
28
|
|
|
/** |
29
|
|
|
* NativeFileSystem constructor. |
30
|
|
|
* |
31
|
|
|
* @param $baseDir |
32
|
|
|
*/ |
33
|
|
|
public function __construct($baseDir) |
34
|
|
|
{ |
35
|
|
|
$this->baseDir = realpath($baseDir); |
36
|
|
|
|
37
|
|
|
if (false === file_exists($this->baseDir)) { |
38
|
|
|
throw new RuntimeException( |
39
|
|
|
sprintf('Provided base directory \'%s\' does not exist', $baseDir) |
40
|
|
|
); |
41
|
|
|
} |
42
|
|
|
} |
43
|
|
|
|
44
|
|
|
/** |
45
|
|
|
* Reads a file from the file system. |
46
|
|
|
* |
47
|
|
|
* @param string $filePath |
48
|
|
|
* |
49
|
|
|
* @return mixed |
50
|
|
|
*/ |
51
|
|
|
public function read($filePath) |
52
|
|
|
{ |
53
|
|
|
$filePath = $this->calculateFilePath($filePath); |
54
|
|
|
|
55
|
|
|
if (false === file_exists($filePath)) { |
56
|
|
|
return; |
57
|
|
|
} |
58
|
|
|
|
59
|
|
|
return unserialize(file_get_contents($filePath)); |
60
|
|
|
} |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* @param $id |
64
|
|
|
* |
65
|
|
|
* @return string |
66
|
|
|
*/ |
67
|
|
|
private function calculateFilePath($id) |
68
|
|
|
{ |
69
|
|
|
return $this->baseDir() |
70
|
|
|
.DIRECTORY_SEPARATOR |
71
|
|
|
.$this->getDirectoryHash($id) |
72
|
|
|
.DIRECTORY_SEPARATOR |
73
|
|
|
.$id |
74
|
|
|
.self::EXTENSION; |
75
|
|
|
} |
76
|
|
|
|
77
|
|
|
/** |
78
|
|
|
* Returns the base directory. |
79
|
|
|
* |
80
|
|
|
* @return string |
81
|
|
|
*/ |
82
|
|
|
public function baseDir() |
83
|
|
|
{ |
84
|
|
|
return $this->baseDir; |
85
|
|
|
} |
86
|
|
|
|
87
|
|
|
/** |
88
|
|
|
* @param string $key |
89
|
|
|
* |
90
|
|
|
* @return string |
91
|
|
|
*/ |
92
|
|
|
private function getDirectoryHash($key) |
93
|
|
|
{ |
94
|
|
|
$key = \md5($key); |
95
|
|
|
$level1 = \substr($key, 0, 1); |
96
|
|
|
$level2 = \substr($key, 1, 1); |
97
|
|
|
$level3 = \substr($key, 2, 1); |
98
|
|
|
$directoryHash = $level1.DIRECTORY_SEPARATOR.$level2.DIRECTORY_SEPARATOR.$level3; |
99
|
|
|
|
100
|
|
|
return $directoryHash; |
101
|
|
|
} |
102
|
|
|
|
103
|
|
|
/** |
104
|
|
|
* Writes a file to the file system. |
105
|
|
|
* |
106
|
|
|
* @param string $filePath |
107
|
|
|
* @param string $contents |
108
|
|
|
* |
109
|
|
|
* @return bool |
110
|
|
|
*/ |
111
|
|
|
public function write($filePath, $contents) |
112
|
|
|
{ |
113
|
|
|
$this->createDirectory($this->getDirectoryHash($filePath)); |
114
|
|
|
$filePath = $this->calculateFilePath($filePath); |
115
|
|
|
|
116
|
|
|
return false !== file_put_contents($filePath, serialize($contents), FILE_APPEND | LOCK_EX); |
117
|
|
|
} |
118
|
|
|
|
119
|
|
|
/** |
120
|
|
|
* @param $filePath |
121
|
|
|
*/ |
122
|
|
|
private function createDirectory($filePath) |
123
|
|
|
{ |
124
|
|
|
$filePath = $this->baseDir().DIRECTORY_SEPARATOR.$filePath; |
125
|
|
|
|
126
|
|
|
if (false === file_exists($filePath)) { |
127
|
|
|
mkdir($filePath, 0755, true); |
128
|
|
|
} |
129
|
|
|
} |
130
|
|
|
|
131
|
|
|
/** |
132
|
|
|
* Returns a flat array containing a list of files in a directory. |
133
|
|
|
* Files are searched recursively. |
134
|
|
|
* |
135
|
|
|
* @return array |
136
|
|
|
*/ |
137
|
|
|
public function files() |
138
|
|
|
{ |
139
|
|
|
$files = []; |
140
|
|
|
$directory = $this->baseDir(); |
141
|
|
|
$this->filesRecursively($directory, $files); |
142
|
|
|
|
143
|
|
|
return $files; |
144
|
|
|
} |
145
|
|
|
|
146
|
|
|
/** |
147
|
|
|
* @param string $directory |
148
|
|
|
* @param array $files |
149
|
|
|
*/ |
150
|
|
|
private function filesRecursively($directory, array &$files) |
151
|
|
|
{ |
152
|
|
|
foreach (glob("{$directory}/*") as $file) { |
153
|
|
|
if (\is_dir($file)) { |
154
|
|
|
$this->filesRecursively($file, $files); |
155
|
|
|
} else { |
156
|
|
|
$files[] = unserialize(file_get_contents($file)); |
157
|
|
|
} |
158
|
|
|
} |
159
|
|
|
} |
160
|
|
|
|
161
|
|
|
/** |
162
|
|
|
* Deletes a file from the file system. |
163
|
|
|
* |
164
|
|
|
* @param string $filePath |
165
|
|
|
*/ |
166
|
|
|
public function delete($filePath) |
167
|
|
|
{ |
168
|
|
|
if ($this->exists($filePath)) { |
169
|
|
|
$filePath = $this->calculateFilePath($filePath); |
170
|
|
|
unlink($filePath); |
171
|
|
|
} |
172
|
|
|
} |
173
|
|
|
|
174
|
|
|
/** |
175
|
|
|
* @param string $filePath |
176
|
|
|
* |
177
|
|
|
* @return bool |
178
|
|
|
*/ |
179
|
|
|
public function exists($filePath) |
180
|
|
|
{ |
181
|
|
|
return file_exists($this->calculateFilePath($filePath)); |
182
|
|
|
} |
183
|
|
|
|
184
|
|
|
/** |
185
|
|
|
* Deletes all file from the base directory given the current file system. |
186
|
|
|
*/ |
187
|
|
|
public function deleteAll() |
188
|
|
|
{ |
189
|
|
|
$directory = $this->baseDir(); |
190
|
|
|
$this->deleteAllRecursively($directory); |
191
|
|
|
} |
192
|
|
|
|
193
|
|
|
/** |
194
|
|
|
* @param string $directory |
195
|
|
|
*/ |
196
|
|
|
private function deleteAllRecursively($directory) |
197
|
|
|
{ |
198
|
|
|
foreach (glob("{$directory}/*") as $file) { |
199
|
|
|
if (\is_dir($file)) { |
200
|
|
|
$this->deleteAllRecursively($file); |
201
|
|
|
} else { |
202
|
|
|
unlink($file); |
203
|
|
|
} |
204
|
|
|
} |
205
|
|
|
|
206
|
|
|
if ($this->baseDir() !== $directory) { |
207
|
|
|
rmdir($directory); |
208
|
|
|
} |
209
|
|
|
} |
210
|
|
|
} |
211
|
|
|
|