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 use EventEspresso\modules\ticket_selector\DisplayTicketSelector; |
||
23 | class EED_Ticket_Selector extends EED_Module { |
||
24 | |||
25 | /** |
||
26 | * @var EventEspresso\modules\ticket_selector\DisplayTicketSelector $ticket_selector |
||
27 | */ |
||
28 | private static $ticket_selector; |
||
29 | |||
30 | /** |
||
31 | * @var EventEspresso\modules\ticket_selector\TicketSelectorIframeEmbedButton $iframe_embed_button |
||
32 | */ |
||
33 | private static $iframe_embed_button; |
||
34 | |||
35 | |||
36 | |||
37 | /** |
||
38 | * @return EED_Ticket_Selector |
||
39 | */ |
||
40 | public static function instance() { |
||
43 | |||
44 | |||
45 | |||
46 | protected function set_config(){ |
||
51 | |||
52 | |||
53 | |||
54 | /** |
||
55 | * set_hooks - for hooking into EE Core, other modules, etc |
||
56 | * |
||
57 | * @access public |
||
58 | * @return void |
||
59 | */ |
||
60 | public static function set_hooks() { |
||
68 | |||
69 | |||
70 | |||
71 | /** |
||
72 | * set_hooks_admin - for hooking into EE Admin Core, other modules, etc |
||
73 | * |
||
74 | * @access public |
||
75 | * @return void |
||
76 | */ |
||
77 | public static function set_hooks_admin() { |
||
86 | |||
87 | |||
88 | |||
89 | /** |
||
90 | * set_definitions |
||
91 | * |
||
92 | * @access public |
||
93 | * @return void |
||
94 | */ |
||
95 | public static function set_definitions() { |
||
105 | |||
106 | |||
107 | |||
108 | /** |
||
109 | * @return \EventEspresso\modules\ticket_selector\DisplayTicketSelector |
||
110 | */ |
||
111 | public static function ticketSelector() |
||
118 | |||
119 | |||
120 | /** |
||
121 | * gets the ball rolling |
||
122 | * |
||
123 | * @access public |
||
124 | * @param WP $WP |
||
125 | * @return void |
||
126 | */ |
||
127 | public function run( $WP ) {} |
||
128 | |||
129 | |||
130 | |||
131 | /** |
||
132 | * @return \EventEspresso\modules\ticket_selector\TicketSelectorIframeEmbedButton |
||
133 | */ |
||
134 | public static function getIframeEmbedButton() { |
||
140 | |||
141 | |||
142 | |||
143 | /** |
||
144 | * ticket_selector_iframe_embed_button |
||
145 | * |
||
146 | * @return void |
||
147 | * @throws \EE_Error |
||
148 | */ |
||
149 | public static function ticket_selector_iframe_embed_button() { |
||
153 | |||
154 | |||
155 | |||
156 | /** |
||
157 | * ticket_selector_iframe |
||
158 | * |
||
159 | * @return void |
||
160 | * @throws \DomainException |
||
161 | * @throws \EE_Error |
||
162 | */ |
||
163 | public function ticket_selector_iframe() { |
||
167 | |||
168 | |||
169 | |||
170 | /** |
||
171 | * creates buttons for selecting number of attendees for an event |
||
172 | * |
||
173 | * @access public |
||
174 | * @param WP_Post|int $event |
||
175 | * @param bool $view_details |
||
176 | * @return string |
||
177 | * @throws \EE_Error |
||
178 | */ |
||
179 | public static function display_ticket_selector( $event = NULL, $view_details = FALSE ) { |
||
182 | |||
183 | |||
184 | |||
185 | /** |
||
186 | * process_ticket_selections |
||
187 | * |
||
188 | * @access public |
||
189 | * @access public |
||
190 | * @return array or FALSE |
||
191 | * @throws \EE_Error |
||
192 | */ |
||
193 | public function process_ticket_selections() { |
||
197 | |||
198 | |||
199 | |||
200 | /** |
||
201 | * cancel_ticket_selections |
||
202 | * |
||
203 | * @access public |
||
204 | * @return string |
||
205 | */ |
||
206 | public static function cancel_ticket_selections() |
||
211 | |||
212 | |||
213 | |||
214 | /** |
||
215 | * load js |
||
216 | * |
||
217 | * @access public |
||
218 | * @return void |
||
219 | */ |
||
220 | public static function load_tckt_slctr_assets() { |
||
230 | |||
231 | |||
232 | |||
233 | /****************************** DEPRECATED ******************************/ |
||
234 | |||
235 | |||
236 | |||
237 | /** |
||
238 | * @deprecated |
||
239 | * @return string |
||
240 | * @throws \EE_Error |
||
241 | */ |
||
242 | public static function display_view_details_btn() |
||
247 | |||
248 | |||
249 | |||
250 | /** |
||
251 | * @deprecated |
||
252 | * @return string |
||
253 | * @throws \EE_Error |
||
254 | */ |
||
255 | public static function display_ticket_selector_submit() |
||
260 | |||
261 | |||
262 | |||
263 | /** |
||
264 | * @deprecated |
||
265 | * @param string $permalink_string |
||
266 | * @param int $id |
||
267 | * @param string $new_title |
||
268 | * @param string $new_slug |
||
269 | * @return string |
||
270 | */ |
||
271 | public static function iframe_code_button($permalink_string, $id, $new_title = '', $new_slug = '') |
||
283 | |||
284 | |||
285 | |||
286 | /** |
||
287 | * @deprecated |
||
288 | * @param int $ID |
||
289 | * @param string $external_url |
||
290 | * @return string |
||
291 | */ |
||
292 | public static function ticket_selector_form_open($ID = 0, $external_url = '') |
||
297 | |||
298 | |||
299 | |||
300 | /** |
||
301 | * @deprecated |
||
302 | * @return string |
||
303 | */ |
||
304 | public static function ticket_selector_form_close() |
||
309 | |||
310 | |||
311 | |||
312 | /** |
||
313 | * @deprecated |
||
314 | * @return string |
||
315 | */ |
||
316 | public static function no_tkt_slctr_end_dv() |
||
321 | |||
322 | |||
323 | |||
324 | /** |
||
325 | * @deprecated 4.9.13 |
||
326 | * @return string |
||
327 | */ |
||
328 | public static function tkt_slctr_end_dv() |
||
332 | |||
333 | |||
334 | |||
335 | /** |
||
336 | * @deprecated |
||
337 | * @return string |
||
338 | */ |
||
339 | public static function clear_tkt_slctr() |
||
343 | |||
344 | |||
345 | |||
346 | /** |
||
347 | * @deprecated |
||
348 | */ |
||
349 | public static function load_tckt_slctr_assets_admin() |
||
360 | |||
361 | |||
362 | } |
||
363 | // End of file EED_Ticket_Selector.module.php |
||
365 |
This check looks for a call to a parent method whose name is different than the method from which it is called.
Consider the following code:
The
getFirstName()
method in theSon
calls the wrong method in the parent class.