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 |
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13 | class Security |
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14 | { |
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15 | // sha1('user') |
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16 | const USER_ID_TOKEN = '12dea96fec20593566ab75692c9949596833adc9'; |
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17 | // sha1('admin') |
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18 | const MANAGER_ID_TOKEN = 'd033e22ae348aeb5660fc2140aec35850c4da997'; |
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19 | // sha1('superadmin') |
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20 | const ADMIN_ID_TOKEN = '889a3a791b3875cfae413574b53da4bb8a90d53e'; |
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21 | // sha1('FLASHES') |
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22 | const FLASH_MESSAGE_TOKEN = '4680c68435db1bfbf17c3fcc4f7b39d2c6122504'; |
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23 | const LOGGED_USER_TOKEN = '__U_T_L__'; |
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24 | |||
25 | use SecureTrait; |
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26 | use SingletonTrait; |
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27 | /** |
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28 | * @var array $user |
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29 | */ |
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30 | private $user = null; |
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31 | |||
32 | /** |
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33 | * @var array $admin |
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34 | */ |
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35 | private $admin = null; |
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36 | |||
37 | /** |
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38 | * @var bool $authorized |
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39 | */ |
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40 | private $authorized = FALSE; |
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41 | |||
42 | /** |
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43 | * @var bool $checked |
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44 | */ |
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45 | private $checked = false; |
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46 | |||
47 | /** |
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48 | * @var array $session |
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49 | */ |
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50 | protected $session; |
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51 | |||
52 | /** |
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53 | * Constructor por defecto |
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54 | */ |
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55 | 2 | public function init() |
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70 | |||
71 | /** |
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72 | * Initializator for SESSION |
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73 | */ |
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74 | 2 | private function initSession() { |
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83 | |||
84 | /** |
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85 | * Método estático que devuelve los perfiles de la plataforma |
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86 | * @return array |
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87 | */ |
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88 | 2 | public static function getProfiles() |
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96 | |||
97 | /** |
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98 | * Method that returns all the available profiles |
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99 | * @return array |
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100 | */ |
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101 | 1 | public function getAdminProfiles() |
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105 | |||
106 | /** |
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107 | * Método estático que devuelve los perfiles disponibles |
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108 | * @return array |
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109 | */ |
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110 | 2 | public static function getCleanProfiles() |
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118 | |||
119 | /** |
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120 | * Método estático que devuelve los perfiles disponibles |
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121 | * @return array |
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122 | */ |
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123 | 1 | public function getAdminCleanProfiles() |
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127 | |||
128 | /** |
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129 | * Método que guarda los administradores |
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130 | * |
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131 | * @param array $user |
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132 | * |
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133 | * @return bool |
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134 | */ |
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135 | 1 | public static function save($user) |
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150 | |||
151 | /** |
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152 | * Method to save a new admin user |
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153 | * @param array $user |
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154 | * @return bool |
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155 | */ |
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156 | 1 | public function saveUser($user) |
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164 | |||
165 | /** |
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166 | * Servicio que actualiza los datos del usuario |
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167 | * |
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168 | * @param $user |
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169 | */ |
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170 | 1 | public function updateUser($user) |
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174 | |||
175 | /** |
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176 | * Método que devuelve los administradores de una plataforma |
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177 | * @return array|null |
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178 | */ |
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179 | 4 | public function getAdmins() |
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183 | |||
184 | /** |
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185 | * Método que devuelve si un usuario tiene privilegios para acceder a la zona de administración |
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186 | * |
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187 | * @param null $user |
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188 | * @param null $pass |
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189 | * @param boolean $force |
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190 | * |
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191 | * @return bool |
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192 | * @throws \HttpException |
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193 | */ |
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194 | 3 | public function checkAdmin($user = NULL, $pass = NULL, $force = false) |
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236 | |||
237 | /** |
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238 | * Método que obtiene el usuario y contraseña de la cookie de sesión de administración |
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239 | * @return array |
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240 | */ |
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241 | 1 | protected function getAdminFromCookie() |
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251 | |||
252 | /** |
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253 | * Método privado para la generación del hash de la cookie de administración |
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254 | * @return string |
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255 | */ |
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256 | 1 | public function getHash() |
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260 | |||
261 | /** |
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262 | * Método que devuelve el usuario logado |
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263 | * @return array |
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264 | */ |
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265 | 2 | public function getUser() |
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269 | |||
270 | /** |
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271 | * Método que devuelve el usuario administrador logado |
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272 | * @return array |
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273 | */ |
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274 | 2 | public function getAdmin() |
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278 | |||
279 | /** |
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280 | * Método que calcula si se está logado o para acceder a administración |
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281 | * @return bool |
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282 | */ |
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283 | 3 | public function canAccessRestrictedAdmin() |
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287 | |||
288 | /** |
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289 | * Servicio que devuelve una pantalla de error porque se necesita estar authenticado |
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290 | * |
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291 | * @param string|null $route |
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292 | * |
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293 | * @return string|null |
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294 | */ |
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295 | public function notAuthorized($route) |
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301 | |||
302 | /** |
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303 | * Servicio que chequea si un usuario es super administrador o no |
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304 | * @return bool |
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305 | */ |
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306 | 1 | public function isSuperAdmin() |
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317 | |||
318 | /** |
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319 | * Servicio que devuelve un dato de sesión |
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320 | * |
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321 | * @param string $key |
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322 | * |
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323 | * @return mixed |
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324 | */ |
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325 | 6 | public function getSessionKey($key) |
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334 | |||
335 | /** |
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336 | * Servicio que setea una variable de sesión |
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337 | * |
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338 | * @param string $key |
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339 | * @param mixed $data |
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340 | * |
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341 | * @return Security |
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342 | */ |
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343 | 5 | public function setSessionKey($key, $data = NULL) |
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349 | |||
350 | /** |
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351 | * Servicio que devuelve los mensajes flash de sesiones |
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352 | * @return mixed |
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353 | */ |
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354 | 2 | public function getFlashes() |
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360 | |||
361 | /** |
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362 | * Servicio que limpia los mensajes flash |
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363 | * @return $this |
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364 | */ |
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365 | 3 | public function clearFlashes() |
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371 | |||
372 | /** |
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373 | * Servicio que inserta un flash en sesión |
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374 | * |
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375 | * @param string $key |
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376 | * @param mixed $data |
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377 | */ |
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378 | 1 | public function setFlash($key, $data = NULL) |
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387 | |||
388 | /** |
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389 | * Servicio que devuelve un flash de sesión |
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390 | * |
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391 | * @param string $key |
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392 | * |
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393 | * @return mixed |
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394 | */ |
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395 | 2 | public function getFlash($key) |
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401 | |||
402 | /** |
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403 | * Servicio que actualiza |
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404 | * |
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405 | * @param boolean $closeSession |
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406 | * |
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407 | * @return Security |
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408 | */ |
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409 | 2 | public function updateSession($closeSession = FALSE) |
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423 | |||
424 | /** |
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425 | * Servicio que limpia la sesión |
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426 | */ |
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427 | 1 | public function closeSession() |
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434 | |||
435 | } |
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436 |
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: