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:
Complex classes like BaseCircle often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use BaseCircle, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 31 | class BaseCircle { |
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| 32 | |||
| 33 | const CIRCLES_SETTINGS_DEFAULT = [ |
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| 34 | 'allow_links' => 'false', |
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| 35 | 'allow_links_auto' => 'false', |
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| 36 | 'allow_links_files' => 'false' |
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| 37 | ]; |
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| 38 | |||
| 39 | const CIRCLES_PERSONAL = 1; |
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| 40 | const CIRCLES_HIDDEN = 2; |
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| 41 | const CIRCLES_PRIVATE = 4; |
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| 42 | const CIRCLES_PUBLIC = 8; |
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| 43 | |||
| 44 | const CIRCLES_ALL = 15; |
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| 45 | |||
| 46 | /** @var int */ |
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| 47 | private $id; |
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| 48 | |||
| 49 | /** @var L10N */ |
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| 50 | protected $l10n; |
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| 51 | |||
| 52 | /** @var string */ |
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| 53 | private $uniqueId; |
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| 54 | |||
| 55 | /** @var string */ |
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| 56 | private $name; |
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| 57 | |||
| 58 | /** @var Member */ |
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| 59 | private $owner; |
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| 60 | |||
| 61 | /** @var Member */ |
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| 62 | private $user; |
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| 63 | |||
| 64 | /** @var string */ |
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| 65 | private $description = ''; |
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| 66 | |||
| 67 | /** @var array */ |
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| 68 | private $settings = []; |
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| 69 | |||
| 70 | /** @var int */ |
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| 71 | private $type; |
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| 72 | |||
| 73 | /** @var string */ |
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| 74 | private $creation; |
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| 75 | |||
| 76 | /** @var Member[] */ |
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| 77 | private $members; |
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| 78 | |||
| 79 | /** @var FederatedLink[] */ |
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| 80 | private $links; |
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| 81 | |||
| 82 | /** @var FederatedLink[] */ |
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| 83 | private $remote; |
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| 84 | |||
| 85 | public function __construct($l10n, $type = -1, $name = '') { |
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| 95 | |||
| 96 | |||
| 97 | public function setId($id) { |
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| 102 | |||
| 103 | public function getId() { |
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| 106 | |||
| 107 | |||
| 108 | /** |
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| 109 | * @param string $uniqueId |
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| 110 | * |
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| 111 | * @return $this |
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| 112 | */ |
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| 113 | public function setUniqueId($uniqueId) { |
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| 118 | |||
| 119 | /** |
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| 120 | * @return string |
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| 121 | */ |
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| 122 | public function getUniqueId() { |
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| 125 | |||
| 126 | public function generateUniqueId() { |
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| 130 | |||
| 131 | public function shortenUniqueId() { |
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| 134 | |||
| 135 | public function setName($name) { |
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| 140 | |||
| 141 | public function getName() { |
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| 144 | |||
| 145 | |||
| 146 | public function getOwner() { |
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| 149 | |||
| 150 | public function setOwner($owner) { |
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| 155 | |||
| 156 | |||
| 157 | /** |
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| 158 | * @return Member |
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| 159 | */ |
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| 160 | public function getUser() { |
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| 163 | |||
| 164 | public function setUser($user) { |
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| 169 | |||
| 170 | |||
| 171 | public function setDescription($description) { |
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| 176 | |||
| 177 | public function getDescription() { |
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| 180 | |||
| 181 | |||
| 182 | public function setSettings($settings) { |
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| 191 | |||
| 192 | public function getSettings($json = false) { |
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| 212 | |||
| 213 | |||
| 214 | public function setSetting($k, $v) { |
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| 217 | |||
| 218 | |||
| 219 | /** |
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| 220 | * @param string $k |
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| 221 | * |
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| 222 | * @return string|null |
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| 223 | */ |
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| 224 | public function getSetting($k) { |
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| 234 | |||
| 235 | |||
| 236 | public function setType($type) { |
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| 241 | |||
| 242 | public function getType() { |
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| 245 | |||
| 246 | |||
| 247 | public function setCreation($creation) { |
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| 252 | |||
| 253 | public function getCreation() { |
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| 256 | |||
| 257 | |||
| 258 | public function setMembers($members) { |
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| 263 | |||
| 264 | public function getMembers() { |
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| 267 | |||
| 268 | |||
| 269 | public function setLinks($links) { |
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| 274 | |||
| 275 | public function getLinks() { |
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| 278 | |||
| 279 | |||
| 280 | // public function getRemote() { |
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| 281 | // return $this->remote; |
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| 282 | // } |
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| 283 | // |
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| 284 | // public function addRemote($link) { |
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| 285 | // array_push($this->remote, $link); |
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| 286 | // } |
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| 287 | // |
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| 288 | // public function getRemoteFromToken($token) { |
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| 289 | // foreach ($this->links AS $link) { |
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| 290 | // if ($link->getToken() === $token) { |
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| 291 | // return $link; |
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| 292 | // } |
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| 293 | // } |
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| 294 | // |
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| 295 | // return null; |
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| 296 | // } |
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| 297 | // |
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| 298 | // public function getRemoteFromAddressAndId($address, $id) { |
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| 299 | // foreach ($this->links AS $link) { |
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| 300 | // if ($link->getAddress() === $address && $link->getUniqueId() === $id) { |
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| 301 | // return $link; |
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| 302 | // } |
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| 303 | // } |
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| 304 | // |
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| 305 | // return null; |
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| 306 | // } |
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| 307 | |||
| 308 | |||
| 309 | public static function typeInt($type) { |
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| 328 | } |
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..