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1 | <?php |
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2 | /** |
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3 | * |
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4 | * VigLink extension for the phpBB Forum Software package. |
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5 | * |
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6 | * @copyright (c) 2014 phpBB Limited <https://www.phpbb.com> |
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7 | * @license GNU General Public License, version 2 (GPL-2.0) |
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8 | * |
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9 | */ |
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10 | |||
11 | namespace phpbb\viglink; |
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12 | |||
13 | /** |
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14 | * Extension class for custom enable/disable/purge actions |
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15 | */ |
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16 | class ext extends \phpbb\extension\base |
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17 | { |
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18 | /** |
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19 | * Check whether or not the extension can be enabled. |
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20 | * The current phpBB version should meet or exceed |
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21 | * the minimum version required by this extension: |
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22 | * |
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23 | * Requires phpBB 3.2.0-b1 or greater |
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24 | * |
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25 | * @return bool |
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0 ignored issues
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26 | */ |
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27 | public function is_enableable() |
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28 | { |
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29 | return phpbb_version_compare(PHPBB_VERSION, '3.2.0-b1', '>='); |
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0 ignored issues
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30 | } |
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31 | |||
32 | /** |
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33 | * Check phpBB's VigLink switches and set them during install |
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34 | * |
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35 | * @param mixed $old_state The return value of the previous call |
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36 | * of this method, or false on the first call |
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37 | * |
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38 | * @return mixed Returns false after last step, otherwise |
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39 | * temporary state which is passed as an |
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40 | * argument to the next step |
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41 | */ |
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42 | public function enable_step($old_state) |
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43 | { |
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44 | if ($old_state === false) |
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45 | { |
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46 | $viglink_helper = new \phpbb\viglink\acp\viglink_helper( |
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47 | $this->container->get('cache.driver'), |
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0 ignored issues
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$this->container->get('cache.driver') is of type object|null , but the function expects a object<phpbb\cache\driver\driver_interface> .
It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { }
$x = '123'; // string "123"
// Instead of
acceptsInteger($x);
// we recommend to use
acceptsInteger((integer) $x);
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48 | $this->container->get('config'), |
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0 ignored issues
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$this->container->get('config') is of type object|null , but the function expects a object<phpbb\config\config> .
It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { }
$x = '123'; // string "123"
// Instead of
acceptsInteger($x);
// we recommend to use
acceptsInteger((integer) $x);
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49 | $this->container->get('file_downloader'), |
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0 ignored issues
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$this->container->get('file_downloader') is of type object|null , but the function expects a object<phpbb\file_downloader> .
It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { }
$x = '123'; // string "123"
// Instead of
acceptsInteger($x);
// we recommend to use
acceptsInteger((integer) $x);
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50 | $this->container->get('language'), |
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0 ignored issues
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show
$this->container->get('language') is of type object|null , but the function expects a object<phpbb\language\language> .
It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { }
$x = '123'; // string "123"
// Instead of
acceptsInteger($x);
// we recommend to use
acceptsInteger((integer) $x);
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51 | $this->container->get('log'), |
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0 ignored issues
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show
$this->container->get('log') is of type object|null , but the function expects a object<phpbb\log\log> .
It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { }
$x = '123'; // string "123"
// Instead of
acceptsInteger($x);
// we recommend to use
acceptsInteger((integer) $x);
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52 | $this->container->get('user') |
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0 ignored issues
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show
$this->container->get('user') is of type object|null , but the function expects a object<phpbb\user> .
It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { }
$x = '123'; // string "123"
// Instead of
acceptsInteger($x);
// we recommend to use
acceptsInteger((integer) $x);
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53 | ); |
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54 | |||
55 | try |
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56 | { |
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57 | $viglink_helper->set_viglink_services(); |
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58 | } |
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59 | catch (\RuntimeException $e) |
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60 | { |
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61 | $viglink_helper->log_viglink_error($e->getMessage()); |
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62 | } |
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63 | |||
64 | return 'viglink'; |
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0 ignored issues
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The return type of
return 'viglink'; (string ) is incompatible with the return type of the parent method phpbb\extension\base::enable_step of type boolean .
If you return a value from a function or method, it should be a sub-type of the type that is given by the parent type f.e. an interface, or abstract method. This is more formally defined by the Lizkov substitution principle, and guarantees that classes that depend on the parent type can use any instance of a child type interchangably. This principle also belongs to the SOLID principles for object oriented design. Let’s take a look at an example: class Author {
private $name;
public function __construct($name) {
$this->name = $name;
}
public function getName() {
return $this->name;
}
}
abstract class Post {
public function getAuthor() {
return 'Johannes';
}
}
class BlogPost extends Post {
public function getAuthor() {
return new Author('Johannes');
}
}
class ForumPost extends Post { /* ... */ }
function my_function(Post $post) {
echo strtoupper($post->getAuthor());
}
Our function ![]() |
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65 | } |
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66 | |||
67 | return parent::enable_step($old_state); |
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68 | } |
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69 | } |
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70 |
This check compares the return type specified in the
@return
annotation of a function or method doc comment with the types returned by the function and raises an issue if they mismatch.