Complex classes like Security 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 Security, and based on these observations, apply Extract Interface, too.
1 | <?php |
||
11 | class Security |
||
12 | { |
||
13 | // sha1('user') |
||
14 | const USER_ID_TOKEN = '12dea96fec20593566ab75692c9949596833adc9'; |
||
15 | // sha1('admin') |
||
16 | const MANAGER_ID_TOKEN = 'd033e22ae348aeb5660fc2140aec35850c4da997'; |
||
17 | // sha1('superadmin') |
||
18 | const ADMIN_ID_TOKEN = '889a3a791b3875cfae413574b53da4bb8a90d53e'; |
||
19 | // sha1('FLASHES') |
||
20 | const FLASH_MESSAGE_TOKEN = '4680c68435db1bfbf17c3fcc4f7b39d2c6122504'; |
||
21 | |||
22 | use SecureTrait; |
||
23 | use SingletonTrait; |
||
24 | /** |
||
25 | * @var array $user |
||
26 | */ |
||
27 | private $user = null; |
||
28 | |||
29 | /** |
||
30 | * @var array $admin |
||
31 | */ |
||
32 | private $admin = null; |
||
33 | |||
34 | /** |
||
35 | * @var bool $authorized |
||
36 | */ |
||
37 | private $authorized = FALSE; |
||
38 | |||
39 | /** |
||
40 | * @var bool $checked |
||
41 | */ |
||
42 | private $checked = false; |
||
43 | |||
44 | /** |
||
45 | * @var array $session |
||
46 | */ |
||
47 | protected $session; |
||
48 | |||
49 | /** |
||
50 | * Constructor por defecto |
||
51 | */ |
||
52 | 2 | public function init() |
|
67 | |||
68 | /** |
||
69 | * Initializator for SESSION |
||
70 | */ |
||
71 | 2 | private function initSession() { |
|
80 | |||
81 | /** |
||
82 | * Método estático que devuelve los perfiles de la plataforma |
||
83 | * @return array |
||
84 | */ |
||
85 | 1 | public static function getProfiles() |
|
93 | |||
94 | /** |
||
95 | * Method that returns all the available profiles |
||
96 | * @return array |
||
97 | */ |
||
98 | 1 | public function getAdminProfiles() |
|
102 | |||
103 | /** |
||
104 | * Método estático que devuelve los perfiles disponibles |
||
105 | * @return array |
||
106 | */ |
||
107 | 2 | public static function getCleanProfiles() |
|
115 | |||
116 | /** |
||
117 | * Método estático que devuelve los perfiles disponibles |
||
118 | * @return array |
||
119 | */ |
||
120 | 1 | public function getAdminCleanProfiles() |
|
124 | |||
125 | /** |
||
126 | * Método que guarda los administradores |
||
127 | * |
||
128 | * @param array $user |
||
129 | * |
||
130 | * @return bool |
||
131 | */ |
||
132 | 1 | public static function save($user) |
|
147 | |||
148 | /** |
||
149 | * Method to save a new admin user |
||
150 | * @param array $user |
||
151 | * @return bool |
||
152 | */ |
||
153 | 1 | public function saveUser($user) |
|
161 | |||
162 | /** |
||
163 | * Servicio que actualiza los datos del usuario |
||
164 | * |
||
165 | * @param $user |
||
166 | */ |
||
167 | 1 | public function updateUser($user) |
|
171 | |||
172 | /** |
||
173 | * Método que devuelve los administradores de una plataforma |
||
174 | * @return array|null |
||
175 | */ |
||
176 | 3 | public function getAdmins() |
|
180 | |||
181 | /** |
||
182 | * Método que devuelve si un usuario tiene privilegios para acceder a la zona de administración |
||
183 | * |
||
184 | * @param null $user |
||
185 | * @param null $pass |
||
186 | * @param boolean $force |
||
187 | * |
||
188 | * @return bool |
||
189 | * @throws \HttpException |
||
190 | */ |
||
191 | 3 | public function checkAdmin($user = NULL, $pass = NULL, $force = false) |
|
221 | |||
222 | /** |
||
223 | * Método que obtiene el usuario y contraseña de la cookie de sesión de administración |
||
224 | * @return array |
||
225 | */ |
||
226 | 1 | protected function getAdminFromCookie() |
|
236 | |||
237 | /** |
||
238 | * Método privado para la generación del hash de la cookie de administración |
||
239 | * @return string |
||
240 | */ |
||
241 | 1 | public function getHash() |
|
245 | |||
246 | /** |
||
247 | * Método que devuelve el usuario logado |
||
248 | * @return array |
||
249 | */ |
||
250 | 2 | public function getUser() |
|
254 | |||
255 | /** |
||
256 | * Método que devuelve el usuario administrador logado |
||
257 | * @return array |
||
258 | */ |
||
259 | 2 | public function getAdmin() |
|
263 | |||
264 | /** |
||
265 | * Método que calcula si se está logado o para acceder a administración |
||
266 | * @return bool |
||
267 | */ |
||
268 | 1 | public function canAccessRestrictedAdmin() |
|
272 | |||
273 | /** |
||
274 | * Servicio que devuelve una pantalla de error porque se necesita estar authenticado |
||
275 | * |
||
276 | * @param string|null $route |
||
277 | * |
||
278 | * @return string|null |
||
279 | */ |
||
280 | public function notAuthorized($route) |
||
286 | |||
287 | /** |
||
288 | * Servicio que chequea si un usuario es super administrador o no |
||
289 | * @return bool |
||
290 | */ |
||
291 | 1 | public function isSuperAdmin() |
|
302 | |||
303 | /** |
||
304 | * Servicio que devuelve un dato de sesión |
||
305 | * |
||
306 | * @param string $key |
||
307 | * |
||
308 | * @return mixed |
||
309 | */ |
||
310 | 6 | public function getSessionKey($key) |
|
319 | |||
320 | /** |
||
321 | * Servicio que setea una variable de sesión |
||
322 | * |
||
323 | * @param string $key |
||
324 | * @param mixed $data |
||
325 | * |
||
326 | * @return Security |
||
327 | */ |
||
328 | 5 | public function setSessionKey($key, $data = NULL) |
|
334 | |||
335 | /** |
||
336 | * Servicio que devuelve los mensajes flash de sesiones |
||
337 | * @return mixed |
||
338 | */ |
||
339 | 2 | public function getFlashes() |
|
345 | |||
346 | /** |
||
347 | * Servicio que limpia los mensajes flash |
||
348 | * @return $this |
||
349 | */ |
||
350 | 3 | public function clearFlashes() |
|
356 | |||
357 | /** |
||
358 | * Servicio que inserta un flash en sesión |
||
359 | * |
||
360 | * @param string $key |
||
361 | * @param mixed $data |
||
362 | */ |
||
363 | 1 | public function setFlash($key, $data = NULL) |
|
372 | |||
373 | /** |
||
374 | * Servicio que devuelve un flash de sesión |
||
375 | * |
||
376 | * @param string $key |
||
377 | * |
||
378 | * @return mixed |
||
379 | */ |
||
380 | 2 | public function getFlash($key) |
|
386 | |||
387 | /** |
||
388 | * Servicio que actualiza |
||
389 | * |
||
390 | * @param boolean $closeSession |
||
391 | * |
||
392 | * @return Security |
||
393 | */ |
||
394 | 2 | public function updateSession($closeSession = FALSE) |
|
408 | |||
409 | /** |
||
410 | * Servicio que limpia la sesión |
||
411 | */ |
||
412 | 1 | public function closeSession() |
|
419 | |||
420 | } |
||
421 |
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: