| 148 |
lars |
1 |
<?php
|
|
|
2 |
|
|
|
3 |
/**
|
|
|
4 |
* Hoa
|
|
|
5 |
*
|
|
|
6 |
*
|
|
|
7 |
* @license
|
|
|
8 |
*
|
|
|
9 |
* New BSD License
|
|
|
10 |
*
|
|
|
11 |
* Copyright © 2007-2017, Hoa community. All rights reserved.
|
|
|
12 |
*
|
|
|
13 |
* Redistribution and use in source and binary forms, with or without
|
|
|
14 |
* modification, are permitted provided that the following conditions are met:
|
|
|
15 |
* * Redistributions of source code must retain the above copyright
|
|
|
16 |
* notice, this list of conditions and the following disclaimer.
|
|
|
17 |
* * Redistributions in binary form must reproduce the above copyright
|
|
|
18 |
* notice, this list of conditions and the following disclaimer in the
|
|
|
19 |
* documentation and/or other materials provided with the distribution.
|
|
|
20 |
* * Neither the name of the Hoa nor the names of its contributors may be
|
|
|
21 |
* used to endorse or promote products derived from this software without
|
|
|
22 |
* specific prior written permission.
|
|
|
23 |
*
|
|
|
24 |
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
|
25 |
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
26 |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
27 |
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS AND CONTRIBUTORS BE
|
|
|
28 |
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
|
29 |
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
|
30 |
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
|
31 |
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
|
32 |
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
|
33 |
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
|
34 |
* POSSIBILITY OF SUCH DAMAGE.
|
|
|
35 |
*/
|
|
|
36 |
|
|
|
37 |
namespace Psy\Readline\Hoa;
|
|
|
38 |
|
|
|
39 |
/**
|
|
|
40 |
* Class \Hoa\File\Link.
|
|
|
41 |
*
|
|
|
42 |
* Link handler.
|
|
|
43 |
*/
|
|
|
44 |
class FileLink extends File
|
|
|
45 |
{
|
|
|
46 |
/**
|
|
|
47 |
* Open a link.
|
|
|
48 |
*/
|
|
|
49 |
public function __construct(
|
|
|
50 |
string $streamName,
|
|
|
51 |
string $mode,
|
|
|
52 |
string $context = null,
|
|
|
53 |
bool $wait = false
|
|
|
54 |
) {
|
|
|
55 |
if (!\is_link($streamName)) {
|
|
|
56 |
throw new FileException('File %s is not a link.', 0, $streamName);
|
|
|
57 |
}
|
|
|
58 |
|
|
|
59 |
parent::__construct($streamName, $mode, $context, $wait);
|
|
|
60 |
|
|
|
61 |
return;
|
|
|
62 |
}
|
|
|
63 |
|
|
|
64 |
/**
|
|
|
65 |
* Get informations about a link.
|
|
|
66 |
*/
|
|
|
67 |
public function getStatistic(): array
|
|
|
68 |
{
|
|
|
69 |
return \lstat($this->getStreamName());
|
|
|
70 |
}
|
|
|
71 |
|
|
|
72 |
/**
|
|
|
73 |
* Change file group.
|
|
|
74 |
*/
|
|
|
75 |
public function changeGroup($group): bool
|
|
|
76 |
{
|
|
|
77 |
return \lchgrp($this->getStreamName(), $group);
|
|
|
78 |
}
|
|
|
79 |
|
|
|
80 |
/**
|
|
|
81 |
* Change file owner.
|
|
|
82 |
*/
|
|
|
83 |
public function changeOwner($user): bool
|
|
|
84 |
{
|
|
|
85 |
return \lchown($this->getStreamName(), $user);
|
|
|
86 |
}
|
|
|
87 |
|
|
|
88 |
/**
|
|
|
89 |
* Get file permissions.
|
|
|
90 |
*/
|
|
|
91 |
public function getPermissions(): int
|
|
|
92 |
{
|
|
|
93 |
return 41453; // i.e. lrwxr-xr-x
|
|
|
94 |
}
|
|
|
95 |
|
|
|
96 |
/**
|
|
|
97 |
* Get the target of a symbolic link.
|
|
|
98 |
*/
|
|
|
99 |
public function getTarget(): FileGeneric
|
|
|
100 |
{
|
|
|
101 |
$target = \dirname($this->getStreamName()).\DIRECTORY_SEPARATOR.
|
|
|
102 |
$this->getTargetName();
|
|
|
103 |
$context = null !== $this->getStreamContext()
|
|
|
104 |
? $this->getStreamContext()->getCurrentId()
|
|
|
105 |
: null;
|
|
|
106 |
|
|
|
107 |
if (true === \is_link($target)) {
|
|
|
108 |
return new FileLinkReadWrite(
|
|
|
109 |
$target,
|
|
|
110 |
File::MODE_APPEND_READ_WRITE,
|
|
|
111 |
$context
|
|
|
112 |
);
|
|
|
113 |
} elseif (true === \is_file($target)) {
|
|
|
114 |
return new FileReadWrite(
|
|
|
115 |
$target,
|
|
|
116 |
File::MODE_APPEND_READ_WRITE,
|
|
|
117 |
$context
|
|
|
118 |
);
|
|
|
119 |
} elseif (true === \is_dir($target)) {
|
|
|
120 |
return new FileDirectory(
|
|
|
121 |
$target,
|
|
|
122 |
File::MODE_READ,
|
|
|
123 |
$context
|
|
|
124 |
);
|
|
|
125 |
}
|
|
|
126 |
|
|
|
127 |
throw new FileException('Cannot find an appropriated object that matches with '.'path %s when defining it.', 1, $target);
|
|
|
128 |
}
|
|
|
129 |
|
|
|
130 |
/**
|
|
|
131 |
* Get the target name of a symbolic link.
|
|
|
132 |
*/
|
|
|
133 |
public function getTargetName(): string
|
|
|
134 |
{
|
|
|
135 |
return \readlink($this->getStreamName());
|
|
|
136 |
}
|
|
|
137 |
|
|
|
138 |
/**
|
|
|
139 |
* Create a link.
|
|
|
140 |
*/
|
|
|
141 |
public static function create(string $name, string $target): bool
|
|
|
142 |
{
|
|
|
143 |
if (false !== \linkinfo($name)) {
|
|
|
144 |
return true;
|
|
|
145 |
}
|
|
|
146 |
|
|
|
147 |
return \symlink($target, $name);
|
|
|
148 |
}
|
|
|
149 |
}
|