1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Dyrynda\Database\Support; |
4
|
|
|
|
5
|
|
|
/** |
6
|
|
|
* UUID generation trait. |
7
|
|
|
* |
8
|
|
|
* Include this trait in any Eloquent model where you wish to automatically set |
9
|
|
|
* a UUID field. When saving, if the UUID field has not been set, generate a |
10
|
|
|
* new UUID value, which will be set on the model and saved by Eloquent. |
11
|
|
|
* |
12
|
|
|
* @copyright 2017 Michael Dyrynda |
13
|
|
|
* @author Michael Dyrynda <[email protected]> |
14
|
|
|
* @license MIT |
15
|
|
|
*/ |
16
|
|
|
trait GeneratesUuid |
17
|
|
|
{ |
18
|
|
|
/** |
19
|
|
|
* The UUID versions. |
20
|
|
|
* |
21
|
|
|
* @var array |
22
|
|
|
*/ |
23
|
|
|
protected $uuidVersions = [ |
24
|
|
|
'uuid1', |
25
|
|
|
'uuid3', |
26
|
|
|
'uuid4', |
27
|
|
|
'uuid5', |
28
|
|
|
]; |
29
|
|
|
|
30
|
|
|
/** |
31
|
|
|
* Determine whether an attribute should be cast to a native type. |
32
|
|
|
* |
33
|
|
|
* @param string $key |
34
|
|
|
* @param array|string|null $types |
35
|
|
|
* @return bool |
36
|
|
|
*/ |
37
|
|
|
abstract public function hasCast($key, $types = null); |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* Boot the trait, adding a creating observer. |
41
|
|
|
* |
42
|
|
|
* When persisting a new model instance, we resolve the UUID field, then set |
43
|
|
|
* a fresh UUID, taking into account if we need to cast to binary or not. |
44
|
|
|
* |
45
|
|
|
* @return void |
46
|
|
|
*/ |
47
|
|
|
public static function bootGeneratesUuid() |
48
|
|
|
{ |
49
|
6 |
|
static::creating(function ($model) { |
50
|
|
|
/* @var \Illuminate\Database\Eloquent\Model|static $model */ |
51
|
6 |
|
$uuid = $model->resolveUuid(); |
|
|
|
|
52
|
|
|
|
53
|
6 |
|
if (isset($model->attributes['uuid']) && ! is_null($model->attributes['uuid'])) { |
54
|
|
|
/* @var \Ramsey\Uuid\Uuid $uuid */ |
55
|
4 |
|
$uuid = $uuid->fromString(strtolower($model->attributes['uuid'])); |
56
|
|
|
} |
57
|
|
|
|
58
|
6 |
|
$model->attributes['uuid'] = $model->hasCast('uuid') ? $uuid->getBytes() : $uuid->toString(); |
59
|
6 |
|
}); |
60
|
2 |
|
} |
61
|
|
|
|
62
|
|
|
/** |
63
|
|
|
* Resolve a UUID instance for the configured version. |
64
|
|
|
* |
65
|
|
|
* @return \Ramsey\Uuid\Uuid |
66
|
|
|
*/ |
67
|
6 |
|
public function resolveUuid() |
68
|
|
|
{ |
69
|
6 |
|
return call_user_func("\Ramsey\Uuid\Uuid::{$this->resolveUuidVersion()}"); |
70
|
|
|
} |
71
|
|
|
|
72
|
|
|
/** |
73
|
|
|
* Resolve the UUID version to use when setting the UUID value. Default to uuid4. |
74
|
|
|
* |
75
|
|
|
* @return string |
76
|
|
|
*/ |
77
|
11 |
|
public function resolveUuidVersion() |
78
|
|
|
{ |
79
|
11 |
|
if (property_exists($this, 'uuidVersion') && in_array($this->uuidVersion, $this->uuidVersions)) { |
80
|
4 |
|
return $this->uuidVersion; |
81
|
|
|
} |
82
|
|
|
|
83
|
7 |
|
return 'uuid4'; |
84
|
|
|
} |
85
|
|
|
|
86
|
|
|
/** |
87
|
|
|
* Scope queries to find by UUID. |
88
|
|
|
* |
89
|
|
|
* @param \Illuminate\Database\Eloquent\Builder $query |
90
|
|
|
* @param string $uuid |
91
|
|
|
* |
92
|
|
|
* @return \Illuminate\Database\Eloquent\Builder |
93
|
|
|
*/ |
94
|
2 |
|
public function scopeWhereUuid($query, $uuid) |
95
|
|
|
{ |
96
|
2 |
|
if ($this->hasCast('uuid')) { |
97
|
1 |
|
$uuid = $this->resolveUuid()->fromString($uuid)->getBytes(); |
98
|
|
|
} |
99
|
|
|
|
100
|
2 |
|
return $query->where('uuid', $uuid); |
101
|
|
|
} |
102
|
|
|
|
103
|
|
|
/** |
104
|
|
|
* Cast an attribute to a native PHP type. |
105
|
|
|
* |
106
|
|
|
* @param string $key |
107
|
|
|
* @param mixed $value |
108
|
|
|
* @return mixed |
109
|
|
|
*/ |
110
|
2 |
|
protected function castAttribute($key, $value) |
111
|
|
|
{ |
112
|
2 |
|
if ($key === 'uuid' && ! is_null($value)) { |
113
|
2 |
|
return $this->resolveUuid()->fromBytes($value)->toString(); |
114
|
|
|
} |
115
|
|
|
|
116
|
|
|
return parent::castAttribute($key, $value); |
117
|
|
|
} |
118
|
|
|
} |
119
|
|
|
|
It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: