| 1 | <?php |
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| 7 | trait UserOnly |
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| 8 | { |
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| 9 | /** USER |
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| 10 | * A User can have permissions explicitly assigned to it |
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| 11 | * |
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| 12 | * @return mixed |
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| 13 | */ |
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| 14 | 13 | public function permissions() |
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| 18 | |||
| 19 | /** |
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| 20 | * Negate a permission from a User |
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| 21 | * |
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| 22 | * @param $permission |
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| 23 | */ |
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| 24 | 1 | public function negatePermission($permission) |
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| 28 | |||
| 29 | /** |
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| 30 | * Negate an array of permissions from a User |
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| 31 | * |
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| 32 | * @param $permissions |
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| 33 | */ |
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| 34 | 1 | public function negatePermissions(array $permissions) |
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| 38 | |||
| 39 | /** |
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| 40 | * First try the cache to return the collection, |
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| 41 | * then fetch it from the database. |
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| 42 | * |
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| 43 | * See @cacheGetNegatedPermissions() |
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| 44 | * |
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| 45 | * @return mixed |
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| 46 | */ |
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| 47 | 3 | public function getNegatedPermissions() |
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| 57 | |||
| 58 | /** |
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| 59 | * Return a collection of permissions that |
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| 60 | * are negated for a User |
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| 61 | * |
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| 62 | * @return mixed |
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| 63 | */ |
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| 64 | 3 | protected function cacheGetNegatedPermissions() |
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| 68 | } |
This check looks for methods that are used by a trait but not required by it.
To illustrate, let’s look at the following code example
The trait
Idableprovides a methodequalsIdthat in turn relies on the methodgetId(). If this method does not exist on a class mixing in this trait, the method will fail.Adding the
getId()as an abstract method to the trait will make sure it is available.