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:
| 1 | <?php |
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| 16 | class Users_Register_Controller extends Controller |
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| 17 | { |
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| 18 | |||
| 19 | /** |
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| 20 | * URL That you can access this from |
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| 21 | * |
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| 22 | * @config |
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| 23 | */ |
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| 24 | private static $url_segment = "users/register"; |
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| 25 | |||
| 26 | /** |
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| 27 | * Current actions available to this controller |
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| 28 | * |
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| 29 | * @var array |
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| 30 | */ |
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| 31 | private static $allowed_actions = array( |
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| 32 | "index", |
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| 33 | "sendverification", |
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| 34 | "verify", |
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| 35 | "RegisterForm" |
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| 36 | ); |
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| 37 | |||
| 38 | /** |
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| 39 | * Internal function designed to allow us to send a verification |
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| 40 | * email from multiple locations |
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| 41 | * |
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| 42 | * @param $member Member object to send email to |
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| 43 | * |
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| 44 | * @return boolean |
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| 45 | */ |
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| 46 | protected function send_verification_email(Member $member) |
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| 54 | |||
| 55 | /** |
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| 56 | * Get the link to this controller |
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| 57 | * |
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| 58 | * @param string $action The URL endpoint for this controller |
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| 59 | * |
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| 60 | * @return string |
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| 61 | */ |
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| 62 | public function Link($action = null) |
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| 69 | |||
| 70 | /** |
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| 71 | * Get an absolute link to this controller |
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| 72 | * |
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| 73 | * @param string $action The URL endpoint for this controller |
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| 74 | * |
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| 75 | * @return string |
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| 76 | */ |
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| 77 | public function AbsoluteLink($action = null) |
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| 81 | |||
| 82 | /** |
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| 83 | * Get a relative (to the root url of the site) link to this |
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| 84 | * controller |
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| 85 | * |
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| 86 | * @param string $action The URL endpoint for this controller |
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| 87 | * |
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| 88 | * @return string |
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| 89 | */ |
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| 90 | public function RelativeLink($action = null) |
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| 96 | |||
| 97 | /** |
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| 98 | * If content controller exists, return it's menu function |
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| 99 | * |
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| 100 | * @param int $level Menu level to return. |
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| 101 | * |
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| 102 | * @return ArrayList |
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| 103 | */ |
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| 104 | View Code Duplication | public function getMenu($level = 1) |
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| 111 | |||
| 112 | /** |
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| 113 | * Shortcut for getMenu |
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| 114 | * |
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| 115 | * @param int $level Menu level to return. |
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| 116 | * |
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| 117 | * @return ArrayList |
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| 118 | */ |
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| 119 | public function Menu($level) |
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| 123 | |||
| 124 | /** |
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| 125 | * Default action this controller will deal with |
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| 126 | * |
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| 127 | * @param SS_HTTPRequest $request Current request |
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| 128 | * |
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| 129 | * @return HTMLText |
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| 130 | */ |
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| 131 | public function index(SS_HTTPRequest $request) |
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| 151 | |||
| 152 | |||
| 153 | /** |
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| 154 | * Send a verification email to the user provided (if verification |
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| 155 | * emails are enabled and account is not already verified) |
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| 156 | * |
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| 157 | * @param SS_HTTPRequest $request Current request |
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| 158 | * |
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| 159 | * @return HTMLText |
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| 160 | */ |
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| 161 | public function sendverification(SS_HTTPRequest $request) |
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| 202 | |||
| 203 | /** |
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| 204 | * Verify the provided user (ID) using the verification code (Other |
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| 205 | * ID) provided |
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| 206 | * |
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| 207 | * @param SS_HTTPRequest $request Current Request |
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| 208 | * |
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| 209 | * @return HTMLText |
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| 210 | */ |
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| 211 | public function verify(SS_HTTPRequest $request) |
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| 254 | |||
| 255 | /** |
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| 256 | * Registration form |
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| 257 | * |
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| 258 | * @return Form |
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| 259 | */ |
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| 260 | public function RegisterForm() |
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| 319 | |||
| 320 | /** |
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| 321 | * Register a new member. This action is deigned to be intercepted at 2 |
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| 322 | * points: |
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| 323 | * |
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| 324 | * - Modify the initial member filter (so that you can perfom bespoke |
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| 325 | * member filtering |
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| 326 | * |
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| 327 | * - Modify the member user before saving (so we can add extra permissions |
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| 328 | * etc) |
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| 329 | * |
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| 330 | * @param array $data User submitted data |
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| 331 | * @param Form $form Registration form |
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| 332 | * |
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| 333 | * @return SS_HTTPResponse |
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| 334 | */ |
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| 335 | public function doRegister($data, $form) |
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| 382 | } |
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| 383 |