Complex classes like Domrobot 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 Domrobot, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 15 | class Domrobot |
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| 16 | { |
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| 17 | private $debug = false; |
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| 18 | private $address; |
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| 19 | private $language; |
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| 20 | private $customer = ""; |
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| 21 | private $clTRID = null; |
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| 22 | |||
| 23 | private $_ver = "2.4"; |
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| 24 | private $_cachedir; |
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| 25 | private $_cookiefile = NULL; |
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| 26 | private $loginResult = NULL; |
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| 27 | |||
| 28 | /** |
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| 29 | * Domrobot constructor. |
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| 30 | * @param $address |
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| 31 | * @param string $locale |
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| 32 | * @param $cache_dir |
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| 33 | * @param $username |
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| 34 | * @param $password |
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| 35 | * @param null $sharedSecret |
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| 36 | */ |
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| 37 | public function __construct($address, $locale = 'en', $cache_dir, $username, $password, $sharedSecret = null) |
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| 45 | |||
| 46 | /** |
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| 47 | * @param string $name |
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| 48 | * @param $ip |
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| 49 | * @param string $domain |
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| 50 | * @param string $type |
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| 51 | * @param int $ttl |
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| 52 | * @return mixed|string |
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| 53 | */ |
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| 54 | public function createRecord($name, $ip, $domain = 'somedomainnameyouwishtoupgrade.de', $type = 'A', $ttl = 3600) |
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| 72 | |||
| 73 | /** |
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| 74 | * @param integer $id |
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| 75 | * @param $ip |
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| 76 | * @return mixed |
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| 77 | */ |
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| 78 | public function updateRecord($id, $ip) |
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| 86 | |||
| 87 | /** |
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| 88 | * @param integer $id |
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| 89 | * @param bool $testing |
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| 90 | * @return mixed |
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| 91 | */ |
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| 92 | public function deleteRecord($id, $testing = false) |
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| 100 | |||
| 101 | /** |
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| 102 | * @param $username |
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| 103 | * @param $password |
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| 104 | * @param null $sharedSecret |
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| 105 | * @return mixed |
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| 106 | */ |
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| 107 | public function login($username, $password, $sharedSecret = null) |
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| 134 | |||
| 135 | /** |
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| 136 | * @param string $object |
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| 137 | * @param string $method |
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| 138 | * @param array $params |
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| 139 | * @return mixed |
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| 140 | */ |
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| 141 | public function call($object, $method, array $params = array()) |
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| 175 | |||
| 176 | /** |
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| 177 | * @param $secret |
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| 178 | * @return string |
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| 179 | */ |
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| 180 | private function _getSecretCode($secret) |
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| 204 | |||
| 205 | /** |
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| 206 | * @param $secret |
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| 207 | * @return string|false |
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| 208 | */ |
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| 209 | private function _base32Decode($secret) |
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| 250 | |||
| 251 | /** |
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| 252 | * @return string[] |
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| 253 | */ |
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| 254 | private function _getBase32LookupTable() |
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| 264 | |||
| 265 | /** |
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| 266 | * logout on destruct |
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| 267 | */ |
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| 268 | public function __destruct() |
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| 272 | |||
| 273 | /** |
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| 274 | * @return mixed |
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| 275 | */ |
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| 276 | public function logout() |
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| 284 | |||
| 285 | /** |
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| 286 | * @return string |
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| 287 | */ |
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| 288 | public function getLanguage() |
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| 292 | |||
| 293 | /** |
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| 294 | * @param string $language |
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| 295 | */ |
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| 296 | public function setLanguage($language) |
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| 300 | |||
| 301 | /** |
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| 302 | * @return bool |
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| 303 | */ |
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| 304 | public function getDebug() |
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| 308 | |||
| 309 | /** |
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| 310 | * @param bool $debug |
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| 311 | */ |
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| 312 | public function setDebug($debug = false) |
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| 316 | |||
| 317 | /** |
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| 318 | * @return string |
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| 319 | */ |
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| 320 | public function getCookiefile() |
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| 324 | |||
| 325 | /** |
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| 326 | * @param $file |
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| 327 | * @throws \Exception |
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| 328 | */ |
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| 329 | public function setCookiefile($file) |
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| 336 | |||
| 337 | /** |
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| 338 | * @return string |
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| 339 | */ |
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| 340 | public function getCustomer() |
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| 344 | |||
| 345 | /** |
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| 346 | * @param $customer |
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| 347 | */ |
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| 348 | public function setCustomer($customer) |
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| 352 | |||
| 353 | /** |
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| 354 | * @return string |
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| 355 | */ |
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| 356 | public function getClTrId() |
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| 360 | |||
| 361 | /** |
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| 362 | * @param $clTrId |
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| 363 | */ |
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| 364 | public function setClTrId($clTrId) |
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| 368 | } |
Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: