1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
<?php
/*
* $Id: c858af9a61ef05f61b1ae1c818a58ce7b0f3505a $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information please see
* <http://phing.info>.
*/
require_once dirname(dirname(__FILE__)) . "/Amazon.php";
/**
* Abstract Service_Amazon_S3 class.
*
* Provides common methods and properties to all of the S3 tasks
*
* @version $ID$
* @package phing.tasks.ext
* @author Andrei Serdeliuc <andrei@serdeliuc.ro>
*/
abstract class Service_Amazon_S3 extends Service_Amazon
{
/**
* Services_Amazon_S3 client
*
* (default value: null)
*
* @var Services_Amazon_S3
* @see Services_Amazon_S3
*/
protected $_client = null;
/**
* We only instantiate the client once per task call
*
* @return Services_Amazon_S3
*/
public function getClient()
{
require_once "Services/Amazon/S3.php";
if ($this->_client === null) {
$this->_client = Services_Amazon_S3::getAccount($this->getKey(), $this->getSecret());
}
return $this->_client;
}
/**
* @param $bucket
* @throws BuildException
*/
public function setBucket($bucket)
{
if (empty($bucket) || !is_string($bucket)) {
throw new BuildException('Bucket must be a non-empty string');
}
$this->bucket = (string) $bucket;
}
/**
* @throws BuildException
*/
public function getBucket()
{
if (!($bucket = $this->bucket)) {
throw new BuildException('Bucket is not set');
}
return $this->bucket;
}
/**
* Returns an instance of Services_Amazon_S3_Resource_Object
*
* @param mixed $object
* @return Services_Amazon_S3_Resource_Object
*/
public function getObjectInstance($object)
{
return $this->getBucketInstance()->getObject($object);
}
/**
* Check if the object already exists in the current bucket
*
* @param mixed $object
* @return bool
*/
public function isObjectAvailable($object)
{
return (bool) $this->getObjectInstance($object)->load(Services_Amazon_S3_Resource_Object::LOAD_METADATA_ONLY);
}
/**
* Returns an instance of Services_Amazon_S3_Resource_Bucket
*
* @return Services_Amazon_S3_Resource_Bucket
*/
public function getBucketInstance()
{
return $this->getClient()->getBucket($this->getBucket());
}
/**
* Check if the current bucket is available
*
* @return bool
*/
public function isBucketAvailable()
{
return (bool) $this->getBucketInstance($this->getBucket())->load();
}
/**
* Get the contents of an object (by it's name)
*
* @param string $object
* @throws BuildException
* @return mixed
*/
public function getObjectContents($object)
{
if (!$this->isBucketAvailable($this->getBucket())) {
throw new BuildException('Bucket doesn\'t exist or wrong permissions');
}
$bucket = $this->getClient()->getBucket($this->getBucket());
if (!$this->isObjectAvailable($object)) {
throw new BuildException('Object not available: ' . $object);
}
$object = $this->getObjectInstance($object);
$object->load();
return $object->data;
}
/**
* Create a bucket
*
* @return bool
*/
public function createBucket()
{
$bucket = $this->getBucketInstance();
$bucket->name = $this->getBucket();
$bucket->save();
return $this->isBucketAvailable();
}
/**
* Main entry point, doesn't do anything
*
* @return void
*/
final public function main()
{
$this->execute();
}
/**
* Entry point to children tasks
*
* @return void
*/
abstract public function execute();
}
|
