1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* This file is part of slick/di package |
5
|
|
|
* |
6
|
|
|
* For the full copyright and license information, please view the LICENSE |
7
|
|
|
* file that was distributed with this source code. |
8
|
|
|
*/ |
9
|
|
|
|
10
|
|
|
namespace Slick\Di; |
11
|
|
|
|
12
|
|
|
use Interop\Container\ContainerInterface; |
13
|
|
|
use Slick\Common\Base; |
14
|
|
|
use Slick\Di\Definition\Object as ObjectDefinition; |
15
|
|
|
use Slick\Di\Definition\ObjectDefinitionInterface; |
16
|
|
|
use Slick\Di\DependencyInspector\ConstructorInspector; |
17
|
|
|
use Slick\Di\DependencyInspector\MethodsInspector; |
18
|
|
|
use Slick\Di\DependencyInspector\PropertiesInspector; |
19
|
|
|
use Slick\Di\Exception\InvalidArgumentException; |
20
|
|
|
|
21
|
|
|
/** |
22
|
|
|
* Inspects a class to determine the dependencies that can be injected |
23
|
|
|
* |
24
|
|
|
* @package Slick\Di |
25
|
|
|
* @author Filipe Silva <[email protected]> |
26
|
|
|
* |
27
|
|
|
* @property string $className The class name to inspect |
28
|
|
|
* @property object $instance The instance to inspect |
29
|
|
|
* @property bool $satisfiable Flag for definition resolution |
30
|
|
|
* |
31
|
|
|
* @property ContainerInterface $container Container with dependencies |
32
|
|
|
* |
33
|
|
|
* @method bool isSatisfiable() Check if definition can be resolved |
34
|
|
|
*/ |
35
|
|
|
final class DependencyInspector extends Base |
36
|
|
|
{ |
37
|
|
|
|
38
|
|
|
/** |
39
|
|
|
* @readwrite |
40
|
|
|
* @var string |
41
|
|
|
*/ |
42
|
|
|
protected $className; |
43
|
|
|
|
44
|
|
|
/** |
45
|
|
|
* @readwrite |
46
|
|
|
* @var object |
47
|
|
|
*/ |
48
|
|
|
protected $instance; |
49
|
|
|
|
50
|
|
|
/** |
51
|
|
|
* @write |
52
|
|
|
* @var ContainerInterface |
53
|
|
|
*/ |
54
|
|
|
protected $container; |
55
|
|
|
|
56
|
|
|
/** |
57
|
|
|
* @readwrite |
58
|
|
|
* @var boolean |
59
|
|
|
*/ |
60
|
|
|
protected $satisfiable = true; |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* @readwrite |
64
|
|
|
* @var ConstructorInspector |
65
|
|
|
*/ |
66
|
|
|
protected $constructorInspector; |
67
|
|
|
|
68
|
|
|
/** |
69
|
|
|
* @readwrite |
70
|
|
|
* @var MethodsInspector |
71
|
|
|
*/ |
72
|
|
|
protected $methodsInspector; |
73
|
|
|
|
74
|
|
|
/** |
75
|
|
|
* @readwrite |
76
|
|
|
* @var PropertiesInspector |
77
|
|
|
*/ |
78
|
|
|
protected $propertiesInspector; |
79
|
|
|
|
80
|
|
|
/** |
81
|
|
|
* Set dependency on a container and class name or object. |
82
|
|
|
* |
83
|
|
|
* @param ContainerInterface $container The container to work with |
84
|
|
|
* @param object|string $class FQ class name or object |
85
|
|
|
* @param array $options Additional property values |
86
|
|
|
* |
87
|
|
|
* @throws InvalidArgumentException If the provided class name is from a |
88
|
|
|
* class that does not exists. |
89
|
|
|
*/ |
90
|
48 |
|
public function __construct( |
91
|
|
|
ContainerInterface $container, $class, array $options = []) |
92
|
|
|
{ |
93
|
48 |
|
$className = is_string($class) ? $class : null; |
94
|
48 |
|
$instance = is_object($class) ? $class : null; |
95
|
48 |
|
$options = array_replace( |
96
|
|
|
[ |
97
|
48 |
|
'container' => $container, |
98
|
48 |
|
'className' => $className, |
99
|
|
|
'instance' => $instance |
100
|
48 |
|
], |
101
|
|
|
$options |
102
|
48 |
|
); |
103
|
48 |
|
parent::__construct($options); |
104
|
48 |
|
} |
105
|
|
|
|
106
|
|
|
/** |
107
|
|
|
* Gets the object definition with dependencies injected |
108
|
|
|
* |
109
|
|
|
* @returns ObjectDefinitionInterface |
110
|
|
|
*/ |
111
|
46 |
|
public function getDefinition() |
112
|
|
|
{ |
113
|
46 |
|
$definition = new ObjectDefinition( |
114
|
|
|
[ |
115
|
46 |
|
'className' => $this->className, |
116
|
46 |
|
'instance' => $this->instance, |
117
|
46 |
|
'container' => $this->container |
118
|
46 |
|
] |
119
|
46 |
|
); |
120
|
46 |
|
if (is_null($this->instance)) { |
121
|
8 |
|
$definition->name = $this->className; |
122
|
8 |
|
$this->getConstructorInspector()->setDefinition($definition); |
123
|
8 |
|
$this->satisfiable = $this->getConstructorInspector() |
124
|
8 |
|
->isSatisfiable(); |
125
|
8 |
|
} |
126
|
|
|
|
127
|
46 |
|
if ($this->satisfiable) { |
128
|
46 |
|
$this->getMethodsInspector()->setDefinition($definition); |
129
|
46 |
|
$this->getPropertiesInspector()->setDefinition($definition); |
130
|
46 |
|
} |
131
|
46 |
|
return $definition; |
132
|
|
|
} |
133
|
|
|
|
134
|
|
|
/** |
135
|
|
|
* Sets the class name to be inspected |
136
|
|
|
* |
137
|
|
|
* @param string $className |
138
|
|
|
* |
139
|
|
|
* @return $this|self |
140
|
|
|
* |
141
|
|
|
* @throws InvalidArgumentException If the provided class name is from a |
142
|
|
|
* class that does not exists. |
143
|
|
|
*/ |
144
|
48 |
|
public function setClassName($className) |
145
|
|
|
{ |
146
|
48 |
|
if (!is_null($className) && !class_exists($className)) { |
147
|
2 |
|
throw new InvalidArgumentException( |
148
|
2 |
|
"The class '{$className}' does not exists." |
149
|
2 |
|
); |
150
|
|
|
} |
151
|
|
|
|
152
|
48 |
|
$this->className = $className; |
153
|
48 |
|
return $this; |
154
|
|
|
} |
155
|
|
|
|
156
|
|
|
/** |
157
|
|
|
* Gets a constructor inspector |
158
|
|
|
* |
159
|
|
|
* @return ConstructorInspector |
160
|
|
|
*/ |
161
|
8 |
|
protected function getConstructorInspector() |
162
|
|
|
{ |
163
|
8 |
|
if (is_null($this->constructorInspector)) { |
164
|
8 |
|
$this->constructorInspector = new ConstructorInspector(); |
165
|
8 |
|
} |
166
|
8 |
|
return $this->constructorInspector; |
167
|
|
|
} |
168
|
|
|
|
169
|
|
|
/** |
170
|
|
|
* Gets the methods inspector |
171
|
|
|
* |
172
|
|
|
* @return MethodsInspector |
173
|
|
|
*/ |
174
|
46 |
|
protected function getMethodsInspector() |
175
|
|
|
{ |
176
|
46 |
|
if (is_null($this->methodsInspector)) { |
177
|
46 |
|
$this->methodsInspector = new MethodsInspector(); |
178
|
46 |
|
} |
179
|
46 |
|
return $this->methodsInspector; |
180
|
|
|
} |
181
|
|
|
|
182
|
|
|
/** |
183
|
|
|
* Gets properties inspector |
184
|
|
|
* |
185
|
|
|
* @return PropertiesInspector |
186
|
|
|
*/ |
187
|
46 |
|
protected function getPropertiesInspector() |
188
|
|
|
{ |
189
|
46 |
|
if (is_null($this->propertiesInspector)) { |
190
|
46 |
|
$this->propertiesInspector = new PropertiesInspector(); |
191
|
46 |
|
} |
192
|
46 |
|
return $this->propertiesInspector; |
193
|
|
|
} |
194
|
|
|
} |
195
|
|
|
|