1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Spatie\Permission\Traits; |
4
|
|
|
|
5
|
|
|
use Spatie\Permission\Contracts\Permission; |
6
|
|
|
use Spatie\Permission\Exceptions\PermissionMustNotBeEmpty; |
7
|
|
|
|
8
|
|
|
trait HasPermissions |
9
|
|
|
{ |
10
|
|
|
/** |
11
|
|
|
* Grant the given permission(s) to a role. |
12
|
|
|
* |
13
|
|
|
* @param string|array|Permission|\Illuminate\Support\Collection $permissions |
14
|
|
|
* |
15
|
|
|
* @return HasPermissions |
|
|
|
|
16
|
|
|
*/ |
17
|
|
|
public function givePermissionTo(...$permissions) |
18
|
|
|
{ |
19
|
|
|
if(count($permissions) < 1) { |
20
|
|
|
throw new PermissionMustNotBeEmpty(); |
21
|
|
|
} |
22
|
|
|
|
23
|
|
|
if (!$this->usingMultipleArguments($permissions)) { |
24
|
|
|
$permissions = current($permissions); |
25
|
|
|
} |
26
|
|
|
|
27
|
|
|
$this->savePermissions($permissions); |
28
|
|
|
|
29
|
|
|
$this->forgetCachedPermissions(); |
|
|
|
|
30
|
|
|
|
31
|
|
|
return $this; |
32
|
|
|
} |
33
|
|
|
|
34
|
|
|
/** |
35
|
|
|
* Save the given permissions to a role. |
36
|
|
|
* |
37
|
|
|
* @param array|Permission|\Illuminate\Support\Collection $permissions |
38
|
|
|
* |
39
|
|
|
* @return array|\Illuminate\Database\Eloquent\Model |
40
|
|
|
*/ |
41
|
|
|
protected function savePermissions($permissions) |
42
|
|
|
{ |
43
|
|
|
$permissions = $this->getStoredPermission($permissions); |
44
|
|
|
|
45
|
|
|
if($permissions instanceof \Illuminate\Database\Eloquent\Collection) { |
46
|
|
|
return $this->permissions()->saveMany($permissions); |
|
|
|
|
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
return $this->permissions()->save($permissions); |
|
|
|
|
50
|
|
|
} |
51
|
|
|
|
52
|
|
|
/** |
53
|
|
|
* Revoke the given permission. |
54
|
|
|
* |
55
|
|
|
* @param $permission |
56
|
|
|
* |
57
|
|
|
* @return HasPermissions |
|
|
|
|
58
|
|
|
*/ |
59
|
|
|
public function revokePermissionTo($permission) |
60
|
|
|
{ |
61
|
|
|
$this->permissions()->detach($this->getStoredPermission($permission)); |
|
|
|
|
62
|
|
|
|
63
|
|
|
$this->forgetCachedPermissions(); |
|
|
|
|
64
|
|
|
|
65
|
|
|
return $this; |
66
|
|
|
} |
67
|
|
|
|
68
|
|
|
/** |
69
|
|
|
* @param string|array|Permission|\Illuminate\Support\Collection $permissions |
70
|
|
|
* |
71
|
|
|
* @return Permission |
72
|
|
|
*/ |
73
|
|
|
protected function getStoredPermission($permissions) |
74
|
|
|
{ |
75
|
|
|
if (is_string($permissions)) { |
76
|
|
|
return app(Permission::class)->findByName($permissions); |
77
|
|
|
} |
78
|
|
|
|
79
|
|
|
if (is_array($permissions)) { |
80
|
|
|
return app(Permission::class)->whereIn('name', $permissions)->get(); |
81
|
|
|
} |
82
|
|
|
|
83
|
|
|
return $permissions; |
84
|
|
|
} |
85
|
|
|
|
86
|
|
|
/** |
87
|
|
|
* @param $params |
88
|
|
|
* @return bool |
89
|
|
|
*/ |
90
|
|
|
private function usingMultipleArguments($params) |
91
|
|
|
{ |
92
|
|
|
return count($params) > 1; |
93
|
|
|
} |
94
|
|
|
|
95
|
|
|
} |
96
|
|
|
|
In PHP traits cannot be used for type-hinting as they do not define a well-defined structure. This is because any class that uses a trait can rename that trait’s methods.
If you would like to return an object that has a guaranteed set of methods, you could create a companion interface that lists these methods explicitly.