1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* @author Marwan Al-Soltany <[email protected]> |
5
|
|
|
* @copyright Marwan Al-Soltany 2021 |
6
|
|
|
* For the full copyright and license information, please view |
7
|
|
|
* the LICENSE file that was distributed with this source code. |
8
|
|
|
*/ |
9
|
|
|
|
10
|
|
|
declare(strict_types=1); |
11
|
|
|
|
12
|
|
|
namespace MAKS\Velox\Backend\Model; |
13
|
|
|
|
14
|
|
|
use MAKS\Velox\Backend\Exception; |
15
|
|
|
use MAKS\Velox\Backend\Model\DBAL; |
16
|
|
|
use MAKS\Velox\Helper\Misc; |
17
|
|
|
|
18
|
|
|
/** |
19
|
|
|
* An abstract class that holds the base functionality of a model. |
20
|
|
|
* NOTE: This class is not meant to be used directly. |
21
|
|
|
* |
22
|
|
|
* @package Velox\Backend\Model |
23
|
|
|
* @since 1.5.1 |
24
|
|
|
*/ |
25
|
|
|
abstract class Element extends DBAL implements \ArrayAccess, \Traversable, \IteratorAggregate |
26
|
|
|
{ |
27
|
|
|
/** |
28
|
|
|
* Model attributes. Corresponds to table columns. |
29
|
|
|
*/ |
30
|
|
|
protected array $attributes; |
31
|
|
|
|
32
|
|
|
|
33
|
|
|
/** |
34
|
|
|
* Class constructor. |
35
|
|
|
* |
36
|
|
|
* Keep all constructor arguments optional when extending the class. |
37
|
|
|
* Or use `self::bootstrap()` instead. |
38
|
|
|
* |
39
|
|
|
* @param array $attributes [optional] The attributes to set on the model. |
40
|
|
|
*/ |
41
|
41 |
|
public function __construct(?array $attributes = []) |
42
|
|
|
{ |
43
|
41 |
|
$this->attributes = array_merge(array_fill_keys($this->getColumns(), null), $attributes ?? []); |
44
|
|
|
|
45
|
41 |
|
if ($this->isMigrated() === false) { |
46
|
40 |
|
$this->migrate(); |
47
|
|
|
} |
48
|
|
|
|
49
|
41 |
|
$this->bootstrap(); |
50
|
|
|
} |
51
|
|
|
|
52
|
|
|
/** |
53
|
|
|
* Override this method to add your own bootstrap code to the modal. |
54
|
|
|
* |
55
|
|
|
* @return void |
56
|
|
|
*/ |
57
|
|
|
protected function bootstrap(): void |
58
|
|
|
{ |
59
|
|
|
// implemented as needed |
60
|
|
|
} |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* Asserts that the model attribute name is valid. |
64
|
|
|
* |
65
|
|
|
* @param mixed $name The name to validate. |
66
|
|
|
* |
67
|
|
|
* @return void |
68
|
|
|
* |
69
|
|
|
* @throws \OutOfBoundsException If attribute name is not a part of model `$columns`. |
70
|
|
|
*/ |
71
|
32 |
|
protected static function assertAttributeExists($name): void |
72
|
|
|
{ |
73
|
|
|
$columns = static::getColumns(); |
74
|
|
|
|
75
|
32 |
|
if (!in_array((string)$name, $columns)) { |
76
|
2 |
|
Exception::throw( |
77
|
|
|
'UnknownAttributeException:OutOfBoundsException', |
78
|
|
|
sprintf('Cannot find attribute with the name "%s". %s model table does not consist of this column', $name, static::class) |
79
|
32 |
|
); |
80
|
1 |
|
} |
81
|
|
|
} |
82
|
1 |
|
|
83
|
|
|
/** |
84
|
|
|
* Gets the specified model attribute. |
85
|
|
|
* |
86
|
|
|
* @param string $name Attribute name as specified in `$columns`. |
87
|
|
|
* |
88
|
|
|
* @return mixed Attribute value. |
89
|
|
|
* |
90
|
|
|
* @throws \OutOfBoundsException If the attribute does not exists. |
91
|
|
|
*/ |
92
|
|
|
public function get(string $name) |
93
|
|
|
{ |
94
|
|
|
$this->assertAttributeExists($name); |
95
|
|
|
|
96
|
31 |
|
return $this->attributes[$name]; |
97
|
|
|
} |
98
|
31 |
|
|
99
|
|
|
/** |
100
|
31 |
|
* Sets the specified model attribute. |
101
|
|
|
* |
102
|
|
|
* @param string $name Attribute name as specified in `$columns`. |
103
|
|
|
* @param mixed $value Attribute value. |
104
|
|
|
* |
105
|
|
|
* @return $this |
106
|
|
|
* |
107
|
|
|
* @throws \OutOfBoundsException If the attribute does not exists. |
108
|
|
|
*/ |
109
|
|
|
public function set(string $name, $value): self |
110
|
|
|
{ |
111
|
|
|
$this->assertAttributeExists($name); |
112
|
|
|
|
113
|
32 |
|
$this->attributes[$name] = $value; |
114
|
|
|
|
115
|
32 |
|
return $this; |
116
|
|
|
} |
117
|
32 |
|
|
118
|
|
|
/** |
119
|
32 |
|
* Gets all model attributes. |
120
|
|
|
* |
121
|
|
|
* @return array Model attributes. |
122
|
|
|
*/ |
123
|
|
|
public function getAttributes(): array |
124
|
|
|
{ |
125
|
|
|
return $this->attributes; |
126
|
|
|
} |
127
|
30 |
|
|
128
|
|
|
/** |
129
|
30 |
|
* Sets all or a subset of model attributes. |
130
|
|
|
* |
131
|
|
|
* @param array $attributes Model attributes. |
132
|
|
|
* |
133
|
|
|
* @return $this |
134
|
|
|
*/ |
135
|
|
|
public function setAttributes(array $attributes): self |
136
|
|
|
{ |
137
|
|
|
foreach ($attributes as $key => $value) { |
138
|
|
|
in_array($key, $this->getColumns()) && $this->set($key, $value); |
139
|
32 |
|
} |
140
|
|
|
|
141
|
32 |
|
return $this; |
142
|
32 |
|
} |
143
|
|
|
|
144
|
|
|
|
145
|
32 |
|
/** |
146
|
|
|
* Makes attributes accessible via public property access notation. |
147
|
|
|
* Examples: `model_id` as `$model->modelId` |
148
|
|
|
*/ |
149
|
|
|
public function __get(string $name) |
150
|
|
|
{ |
151
|
|
|
$name = Misc::transform($name, 'snake'); |
152
|
|
|
|
153
|
9 |
|
return $this->get($name); |
154
|
|
|
} |
155
|
9 |
|
|
156
|
|
|
/** |
157
|
9 |
|
* Makes attributes accessible via public property assignment notation. |
158
|
|
|
* Examples: `model_id` as `$model->modelId` |
159
|
|
|
*/ |
160
|
|
|
public function __set(string $name, $value) |
161
|
|
|
{ |
162
|
|
|
$name = Misc::transform($name, 'snake'); |
163
|
|
|
|
164
|
27 |
|
return $this->set($name, $value); |
165
|
|
|
} |
166
|
27 |
|
|
167
|
|
|
/** |
168
|
27 |
|
* Makes attributes consumable via `isset()`. |
169
|
|
|
*/ |
170
|
|
|
public function __isset(string $name) |
171
|
|
|
{ |
172
|
|
|
$name = Misc::transform($name, 'snake'); |
173
|
|
|
|
174
|
1 |
|
return $this->get($name) !== null; |
175
|
|
|
} |
176
|
1 |
|
|
177
|
|
|
/** |
178
|
1 |
|
* Makes attributes consumable via `unset()`. |
179
|
|
|
*/ |
180
|
|
|
public function __unset(string $name) |
181
|
|
|
{ |
182
|
|
|
$name = Misc::transform($name, 'snake'); |
183
|
|
|
|
184
|
1 |
|
return $this->set($name, null); |
185
|
|
|
} |
186
|
1 |
|
|
187
|
|
|
/** |
188
|
1 |
|
* Makes the model safely cloneable via the `clone` keyword. |
189
|
|
|
*/ |
190
|
|
|
public function __clone() |
191
|
|
|
{ |
192
|
|
|
$this->set($this->getPrimaryKey(), null); |
193
|
|
|
} |
194
|
1 |
|
|
195
|
|
|
/** |
196
|
1 |
|
* Makes the model safely consumable via `serialize()`. |
197
|
|
|
*/ |
198
|
|
|
public function __sleep() |
199
|
|
|
{ |
200
|
|
|
return ['attributes']; |
201
|
|
|
} |
202
|
1 |
|
|
203
|
|
|
|
204
|
1 |
|
/** |
205
|
|
|
* `ArrayAccess::offsetGet()` interface implementation. |
206
|
|
|
*/ |
207
|
|
|
#[\ReturnTypeWillChange] |
208
|
|
|
public function offsetGet($offset) |
209
|
|
|
{ |
210
|
|
|
return $this->get($offset); |
211
|
1 |
|
} |
212
|
|
|
|
213
|
1 |
|
/** |
214
|
|
|
* `ArrayAccess::offsetSet()` interface implementation. |
215
|
|
|
*/ |
216
|
|
|
#[\ReturnTypeWillChange] |
217
|
|
|
public function offsetSet($offset, $value): void |
218
|
|
|
{ |
219
|
1 |
|
$this->set($offset, $value); |
220
|
|
|
} |
221
|
1 |
|
|
222
|
|
|
/** |
223
|
|
|
* `ArrayAccess::offsetExists()` interface implementation. |
224
|
|
|
*/ |
225
|
|
|
#[\ReturnTypeWillChange] |
226
|
|
|
public function offsetExists($offset): bool |
227
|
1 |
|
{ |
228
|
|
|
return $this->get($offset) !== null; |
229
|
1 |
|
} |
230
|
|
|
|
231
|
|
|
/** |
232
|
|
|
* `ArrayAccess::offsetUnset()` interface implementation. |
233
|
|
|
*/ |
234
|
|
|
#[\ReturnTypeWillChange] |
235
|
1 |
|
public function offsetUnset($offset): void |
236
|
|
|
{ |
237
|
1 |
|
$this->set($offset, null); |
238
|
|
|
} |
239
|
|
|
|
240
|
|
|
|
241
|
|
|
/** |
242
|
|
|
* `IteratorAggregate::getIterator()` interface implementation. |
243
|
|
|
*/ |
244
|
1 |
|
public function getIterator(): \Traversable |
245
|
|
|
{ |
246
|
1 |
|
return new \ArrayIterator($this->attributes); |
247
|
|
|
} |
248
|
|
|
} |
249
|
|
|
|