3 * A verifier filter for birthday data
5 * @author Roland Haeder <webmaster@ship-simu.org>
7 * @copyright Copyright (c) 2007, 2008 Roland Haeder, this is free software
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.ship-simu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 class BirthdayVerifierFilter extends BaseShipSimuFilter implements Filterable {
26 * Protected constructor
30 protected function __construct () {
31 // Call parent constructor
32 parent::__construct(__CLASS__);
36 * Creates an instance of this filter class
38 * @return $filterInstance An instance of this filter class
40 public final static function createBirthdayVerifierFilter () {
42 $filterInstance = new BirthdayVerifierFilter();
44 // Return the instance
45 return $filterInstance;
49 * Executes the filter with given request and response objects
51 * @param $requestInstance An instance of a class with an Requestable interface
52 * @param $responseInstance An instance of a class with an Responseable interface
55 public function execute (Requestable $requestInstance, Responseable $responseInstance) {
56 // Execute the parent execute method
57 parent::execute($requestInstance, $responseInstance);
60 if (!$requestInstance->isRequestElementSet('birth_day')) {
61 // Day of birth isn't set
62 $requestInstance->requestIsValid(false);
64 // Add a message to the response
65 $responseInstance->addFatalMessage('day_of_birth_unset');
68 // Month of birth set?
69 if (!$requestInstance->isRequestElementSet('birth_month')) {
70 // Month of birth isn't set
71 $requestInstance->requestIsValid(false);
73 // Add a message to the response
74 $responseInstance->addFatalMessage('month_of_birth_unset');
78 if (!$requestInstance->isRequestElementSet('birth_year')) {
79 // Year of birth isn't set
80 $requestInstance->requestIsValid(false);
82 // Add a message to the response
83 $responseInstance->addFatalMessage('year_of_birth_unset');
86 // Is the request still valid?
87 if (!$requestInstance->isRequestValid()) {
89 throw new FilterChainException($this, self::EXCEPTION_FILTER_CHAIN_INTERCEPTED);
92 // Now comes the final check
97 $requestInstance->getRequestElement('birth_day'),
98 $requestInstance->getRequestElement('birth_month'),
99 $requestInstance->getRequestElement('birth_year')
102 // Is there a number or such? (we don't care about the value itself here)
103 if (empty($birthCheck)) {
104 // Validation has failed
105 $requestInstance->requestIsValid(false);
107 // Add a message to the response
108 $responseInstance->addFatalMessage('birthday_invalid');
111 throw new FilterChainException($this, self::EXCEPTION_FILTER_CHAIN_INTERCEPTED);