Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
||
| 14 | trait CheckAccessTrait |
||
| 15 | { |
||
| 16 | public function setAssignments() |
||
| 17 | { |
||
| 18 | foreach ($this->auth->getAllItems() as $item) { |
||
| 19 | $this->auth->setAssignment($item->name, $item->name); |
||
|
|
|||
| 20 | } |
||
| 21 | } |
||
| 22 | |||
| 23 | View Code Duplication | public function testClient() |
|
| 24 | { |
||
| 25 | $this->assertTrue ($this->auth->checkAccess('role:client', 'deposit')); |
||
| 26 | $this->assertTrue ($this->auth->checkAccess('role:client', 'restore-password')); |
||
| 27 | |||
| 28 | $this->assertFalse($this->auth->checkAccess('role:client', 'support')); |
||
| 29 | $this->assertFalse($this->auth->checkAccess('role:client', 'manage')); |
||
| 30 | $this->assertFalse($this->auth->checkAccess('role:client', 'domain.freeze')); |
||
| 31 | $this->assertFalse($this->auth->checkAccess('role:client', 'domain.unfreeze')); |
||
| 32 | $this->assertFalse($this->auth->checkAccess('role:client', 'admin')); |
||
| 33 | $this->assertFalse($this->auth->checkAccess('role:client', 'resell')); |
||
| 34 | $this->assertFalse($this->auth->checkAccess('role:client', 'own')); |
||
| 35 | } |
||
| 36 | |||
| 37 | View Code Duplication | public function testSupport() |
|
| 38 | { |
||
| 39 | $this->assertTrue ($this->auth->checkAccess('role:support', 'support')); |
||
| 40 | |||
| 41 | $this->assertFalse($this->auth->checkAccess('role:support', 'deposit')); |
||
| 42 | $this->assertFalse($this->auth->checkAccess('role:support', 'restore-password')); |
||
| 43 | $this->assertFalse($this->auth->checkAccess('role:support', 'manage')); |
||
| 44 | $this->assertFalse($this->auth->checkAccess('role:support', 'domain.freeze')); |
||
| 45 | $this->assertFalse($this->auth->checkAccess('role:support', 'domain.unfreeze')); |
||
| 46 | $this->assertFalse($this->auth->checkAccess('role:support', 'admin')); |
||
| 47 | $this->assertFalse($this->auth->checkAccess('role:support', 'resell')); |
||
| 48 | $this->assertFalse($this->auth->checkAccess('role:support', 'own')); |
||
| 49 | } |
||
| 50 | |||
| 51 | public function testManager() |
||
| 67 | |||
| 68 | public function testPermission() |
||
| 76 | |||
| 77 | public function testMighty() |
||
| 95 | } |
||
| 96 |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: