1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/* |
4
|
|
|
* This file is part of the puli/repository package. |
5
|
|
|
* |
6
|
|
|
* (c) Bernhard Schussek <[email protected]> |
7
|
|
|
* |
8
|
|
|
* For the full copyright and license information, please view the LICENSE |
9
|
|
|
* file that was distributed with this source code. |
10
|
|
|
*/ |
11
|
|
|
|
12
|
|
|
namespace Puli\Repository\Api\ChangeStream; |
13
|
|
|
|
14
|
|
|
use ArrayAccess; |
15
|
|
|
use ArrayIterator; |
16
|
|
|
use BadMethodCallException; |
17
|
|
|
use Countable; |
18
|
|
|
use IteratorAggregate; |
19
|
|
|
use OutOfBoundsException; |
20
|
|
|
use Puli\Repository\Api\Resource\PuliResource; |
21
|
|
|
use Webmozart\Assert\Assert; |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* Contains different versions of a resource. |
25
|
|
|
* |
26
|
|
|
* @since 1.0 |
27
|
|
|
* |
28
|
|
|
* @author Titouan Galopin <[email protected]> |
29
|
|
|
* @author Bernhard Schussek <[email protected]> |
30
|
|
|
*/ |
31
|
|
|
class VersionList implements IteratorAggregate, ArrayAccess, Countable |
32
|
|
|
{ |
33
|
|
|
/** |
34
|
|
|
* @var string |
35
|
|
|
*/ |
36
|
|
|
private $path; |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* @var array |
40
|
|
|
*/ |
41
|
|
|
private $versions; |
42
|
|
|
|
43
|
|
|
/** |
44
|
|
|
* Creates a new version list. |
45
|
|
|
* |
46
|
|
|
* @param string $path The Puli path. |
47
|
|
|
* @param PuliResource[] $versions The versions of the resource, starting |
48
|
|
|
* with the first. |
49
|
|
|
*/ |
50
|
142 |
|
public function __construct($path, array $versions) |
51
|
|
|
{ |
52
|
142 |
|
Assert::stringNotEmpty($path, 'The Puli path must be a non-empty string. Got: %s'); |
53
|
140 |
|
Assert::allIsInstanceOf($versions, 'Puli\Repository\Api\Resource\PuliResource'); |
54
|
139 |
|
Assert::greaterThanEq(count($versions), 1, 'Expected at least one version.'); |
55
|
|
|
|
56
|
138 |
|
$this->path = $path; |
57
|
138 |
|
$this->versions = array_values($versions); |
58
|
138 |
|
} |
59
|
|
|
|
60
|
|
|
/** |
61
|
|
|
* Returns the path of the versioned resources. |
62
|
|
|
* |
63
|
|
|
* @return string The Puli path. |
64
|
|
|
*/ |
65
|
4 |
|
public function getPath() |
66
|
|
|
{ |
67
|
4 |
|
return $this->path; |
68
|
|
|
} |
69
|
|
|
|
70
|
|
|
/** |
71
|
|
|
* Returns the current version of the resource. |
72
|
|
|
* |
73
|
|
|
* @return PuliResource The current version. |
74
|
|
|
*/ |
75
|
19 |
|
public function getCurrent() |
76
|
|
|
{ |
77
|
19 |
|
return $this->get($this->getCurrentVersion()); |
78
|
|
|
} |
79
|
|
|
|
80
|
|
|
/** |
81
|
|
|
* Returns the current version number. |
82
|
|
|
* |
83
|
|
|
* @return int The current version number. |
84
|
|
|
*/ |
85
|
20 |
|
public function getCurrentVersion() |
86
|
|
|
{ |
87
|
20 |
|
return count($this->versions) - 1; |
88
|
|
|
} |
89
|
|
|
|
90
|
|
|
/** |
91
|
|
|
* Returns the first version of the resource. |
92
|
|
|
* |
93
|
|
|
* @return PuliResource The first version. |
94
|
|
|
*/ |
95
|
28 |
|
public function getFirst() |
96
|
|
|
{ |
97
|
28 |
|
return $this->get($this->getFirstVersion()); |
98
|
|
|
} |
99
|
|
|
|
100
|
|
|
/** |
101
|
|
|
* Returns the first version number. |
102
|
|
|
* |
103
|
|
|
* @return int The first version number. |
104
|
|
|
*/ |
105
|
29 |
|
public function getFirstVersion() |
106
|
|
|
{ |
107
|
29 |
|
return 0; |
108
|
|
|
} |
109
|
|
|
|
110
|
|
|
/** |
111
|
|
|
* Returns whether a specific version exists. |
112
|
|
|
* |
113
|
|
|
* @param int $version The version number starting at 0. |
114
|
|
|
* |
115
|
|
|
* @return bool Whether the version exists. |
116
|
|
|
*/ |
117
|
1 |
|
public function contains($version) |
118
|
|
|
{ |
119
|
1 |
|
return isset($this->versions[$version]); |
120
|
|
|
} |
121
|
|
|
|
122
|
|
|
/** |
123
|
|
|
* Returns a specific version of the resource. |
124
|
|
|
* |
125
|
|
|
* @param int $version The version number starting at 0. |
126
|
|
|
* |
127
|
|
|
* @return PuliResource The resource. |
128
|
|
|
* |
129
|
|
|
* @throws OutOfBoundsException If the version number does not exist. |
130
|
|
|
*/ |
131
|
111 |
|
public function get($version) |
132
|
|
|
{ |
133
|
111 |
|
if (!isset($this->versions[$version])) { |
134
|
1 |
|
throw new OutOfBoundsException(sprintf( |
135
|
1 |
|
'The version %s of path %s does not exist.', |
136
|
|
|
$version, |
137
|
1 |
|
$this->path |
138
|
|
|
)); |
139
|
|
|
} |
140
|
|
|
|
141
|
110 |
|
return $this->versions[$version]; |
142
|
|
|
} |
143
|
|
|
|
144
|
|
|
/** |
145
|
|
|
* Returns all version numbers. |
146
|
|
|
* |
147
|
|
|
* @return int[] The version numbers. |
|
|
|
|
148
|
|
|
*/ |
149
|
95 |
|
public function getVersions() |
150
|
|
|
{ |
151
|
95 |
|
return array_keys($this->versions); |
152
|
|
|
} |
153
|
|
|
|
154
|
|
|
/** |
155
|
|
|
* Returns the list as array indexed by version numbers. |
156
|
|
|
* |
157
|
|
|
* @return PuliResource[] The resource versions indexed by their version numbers. |
158
|
|
|
*/ |
159
|
1 |
|
public function toArray() |
160
|
|
|
{ |
161
|
1 |
|
return $this->versions; |
162
|
|
|
} |
163
|
|
|
|
164
|
|
|
/** |
165
|
|
|
* {@inheritdoc} |
166
|
|
|
*/ |
167
|
1 |
|
public function getIterator() |
168
|
|
|
{ |
169
|
1 |
|
return new ArrayIterator($this->versions); |
170
|
|
|
} |
171
|
|
|
|
172
|
|
|
/** |
173
|
|
|
* {@inheritdoc} |
174
|
|
|
*/ |
175
|
1 |
|
public function offsetExists($offset) |
176
|
|
|
{ |
177
|
1 |
|
return $this->contains($offset); |
178
|
|
|
} |
179
|
|
|
|
180
|
|
|
/** |
181
|
|
|
* {@inheritdoc} |
182
|
|
|
*/ |
183
|
1 |
|
public function offsetGet($offset) |
184
|
|
|
{ |
185
|
1 |
|
return $this->get($offset); |
186
|
|
|
} |
187
|
|
|
|
188
|
|
|
/** |
189
|
|
|
* {@inheritdoc} |
190
|
|
|
*/ |
191
|
|
|
public function offsetSet($offset, $value) |
192
|
|
|
{ |
193
|
|
|
throw new BadMethodCallException('List entries may not be changed.'); |
194
|
|
|
} |
195
|
|
|
|
196
|
|
|
/** |
197
|
|
|
* {@inheritdoc} |
198
|
|
|
*/ |
199
|
|
|
public function offsetUnset($offset) |
200
|
|
|
{ |
201
|
|
|
throw new BadMethodCallException('List entries may not be removed.'); |
202
|
|
|
} |
203
|
|
|
|
204
|
|
|
/** |
205
|
|
|
* {@inheritdoc} |
206
|
|
|
*/ |
207
|
26 |
|
public function count() |
208
|
|
|
{ |
209
|
26 |
|
return count($this->versions); |
210
|
|
|
} |
211
|
|
|
} |
212
|
|
|
|
This check compares the return type specified in the
@return
annotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch.