1
|
|
|
<?php |
2
|
|
|
namespace AppBundle\Sync\Entity; |
3
|
|
|
|
4
|
|
|
use AppBundle\Exception\FilterException; |
5
|
|
|
use AppBundle\Sync\Entity\Filter\FilterInterface; |
6
|
|
|
|
7
|
|
|
/** |
8
|
|
|
* Collection of Files |
9
|
|
|
* |
10
|
|
|
* @author Sergey Sadovoi <[email protected]> |
11
|
|
|
*/ |
12
|
|
|
class FileCollection extends Collection |
13
|
|
|
{ |
14
|
|
|
/** |
15
|
|
|
* @var array Index of files by uid |
16
|
|
|
*/ |
17
|
|
|
protected $index = []; |
18
|
|
|
|
19
|
|
|
/** |
20
|
|
|
* Adds file to the collection |
21
|
|
|
* |
22
|
|
|
* @param File $file |
23
|
|
|
*/ |
24
|
9 |
|
public function addFile(File $file) |
25
|
|
|
{ |
26
|
9 |
|
$this->add($file, $file->getPath()); |
27
|
9 |
|
} |
28
|
|
|
|
29
|
|
|
/** |
30
|
|
|
* Filter the collection |
31
|
|
|
* |
32
|
|
|
* @param array $filters Array of Filter objects |
33
|
|
|
* |
34
|
|
|
* @throws FilterException |
35
|
|
|
*/ |
36
|
4 |
|
public function filter(array $filters) |
37
|
|
|
{ |
38
|
4 |
|
foreach ($this->items as $key => $item) { |
39
|
4 |
|
foreach ($filters as $filter) { |
40
|
4 |
|
if (!($filter instanceof FilterInterface)) { |
41
|
2 |
|
$type = gettype($filter); |
42
|
2 |
|
if ($type == 'object') { |
43
|
1 |
|
$type = get_class($filter); |
44
|
1 |
|
} |
45
|
|
|
|
46
|
2 |
|
throw new FilterException(sprintf('Filter must be an instance of Filter class, %s given', $type)); |
47
|
|
|
} |
48
|
|
|
|
49
|
2 |
|
if (!$filter->valid($item)) { |
50
|
1 |
|
$this->del($key); |
51
|
1 |
|
break; |
52
|
|
|
} |
53
|
2 |
|
} |
54
|
2 |
|
} |
55
|
2 |
|
} |
56
|
|
|
|
57
|
|
|
/** |
58
|
|
|
* Add file and update index |
59
|
|
|
* |
60
|
|
|
* @param File $file |
61
|
|
|
* @param string $key |
62
|
|
|
*/ |
63
|
9 |
|
public function add($file, $key = null) |
64
|
|
|
{ |
65
|
9 |
|
$this->addToIndex($file); |
66
|
|
|
|
67
|
9 |
|
parent::add($file, $key); |
68
|
9 |
|
} |
69
|
|
|
|
70
|
|
|
/** |
71
|
|
|
* Del file and update index |
72
|
|
|
* |
73
|
|
|
* @param string $key File key |
74
|
|
|
*/ |
75
|
2 |
|
public function del($key) |
76
|
|
|
{ |
77
|
2 |
|
$file = $this->get($key); |
78
|
2 |
|
if (!is_null($file)) { |
79
|
2 |
|
$this->deleteFromIndex($file); |
80
|
2 |
|
} |
81
|
|
|
|
82
|
2 |
|
parent::del($key); |
83
|
2 |
|
} |
84
|
|
|
|
85
|
|
|
/** |
86
|
|
|
* Search the file using index |
87
|
|
|
* |
88
|
|
|
* @param string $uid Unique id of file |
89
|
|
|
* |
90
|
|
|
* @return null|File |
91
|
|
|
*/ |
92
|
4 |
|
public function getByUid($uid) |
93
|
|
|
{ |
94
|
4 |
|
if (!isset($this->index[$uid])) { |
95
|
3 |
|
return null; |
96
|
|
|
} |
97
|
|
|
|
98
|
4 |
|
$files = $this->index[$uid]; |
99
|
4 |
|
if (count($files) == 0) { |
100
|
|
|
return null; |
101
|
|
|
} |
102
|
|
|
|
103
|
4 |
|
$key = array_pop($files); |
104
|
|
|
|
105
|
4 |
|
return $this->get($key); |
106
|
|
|
} |
107
|
|
|
|
108
|
|
|
/** |
109
|
|
|
* Add file to index for searching |
110
|
|
|
* |
111
|
|
|
* @param File $file |
112
|
|
|
*/ |
113
|
9 |
|
protected function addToIndex(File $file) |
114
|
|
|
{ |
115
|
9 |
|
$uid = $file->getUid(); |
116
|
|
|
|
117
|
9 |
|
if (isset($this->index[$uid])) { |
118
|
6 |
|
foreach ($this->index[$uid] as $path) { |
119
|
6 |
|
if ($file->getPath() == $path) { |
120
|
2 |
|
return; |
121
|
|
|
} |
122
|
5 |
|
} |
123
|
5 |
|
} |
124
|
|
|
|
125
|
9 |
|
$this->index[$uid][] = $file->getPath(); |
126
|
9 |
|
} |
127
|
|
|
|
128
|
|
|
/** |
129
|
|
|
* Delete file from index |
130
|
|
|
* |
131
|
|
|
* @param File $file |
132
|
|
|
* |
133
|
|
|
* @return bool |
134
|
|
|
*/ |
135
|
2 |
|
protected function deleteFromIndex(File $file) |
136
|
|
|
{ |
137
|
2 |
|
if (!isset($this->index[$file->getUid()])) { |
138
|
|
|
return true; |
139
|
|
|
} |
140
|
|
|
|
141
|
|
|
// Remove element from index |
142
|
2 |
|
$index =& $this->index[$file->getUid()]; |
143
|
2 |
|
foreach ($index as $key => $path) { |
144
|
2 |
|
if ($path == $file->getPath()) { |
145
|
2 |
|
unset($index[$key]); |
146
|
2 |
|
} |
147
|
2 |
|
} |
148
|
|
|
|
149
|
|
|
// Remove empty index |
150
|
2 |
|
if (count($index) == 0) { |
151
|
2 |
|
unset($this->index[$file->getUid()]); |
152
|
2 |
|
} |
153
|
|
|
|
154
|
2 |
|
return true; |
155
|
|
|
} |
156
|
|
|
} |
157
|
|
|
|