root/donation/optionals/de.easy-coding.wcf.donation.code/files/lib/system/event/listener/DonationAddFormCodeListener.class.php @ 104

<?php
// WCF includes
require_once(WCF_DIR.'lib/system/event/EventListener.class.php');

/**
 * Adds code for donation
 *
 * @author      Torben Brodt
 * @package     de.easy-coding.wcf.code
 * @license     GNU General Public License <http://opensource.org/licenses/gpl-3.0.html>
 */
class DonationAddFormBankCode implements EventListener {
        protected $system = 'code';
        protected $prefix = 'donation_code_';
        protected $eventObj;
        
        //data
        protected $code, $message;

        /**
         * @see EventListener::execute()
         */
        public function execute($eventObj, $className, $eventName) {
                $this->eventObj = $eventObj;
                
                if($this->eventObj->system != $this->system) {
                        return;
                }

                switch($eventName) {
                        case 'readFormParameters':
                                $this->readFormParameters();
                        break;
                        case 'assignVariables':
                                $this->assignVariables();
                        break;
                        case 'validate':
                                $this->validate();
                        break;
                        case 'save':
                                $this->save();
                        break;
                }
        }
        
        /**
         * validates code
         * @param code
         */
        protected function validateCode($code) {
                $sql = "SELECT          COUNT(*) AS c
                        FROM            wcf".WCF_N."_donation_code
                        WHERE           code = ".escapeString($this->code)."
                        AND             userID = 0; ";

                $row = WCF::getDB()->getFirstRow($sql);
                return empty($row['c']) ? false : true; 
        }

        /**
         * @see Form::readFormParameters()
         */
        protected function readFormParameters() {
                switch($this->eventObj->step) {
                        case 1:
                                if(isset($_POST[$this->prefix.'code'])) $this->code = $_POST[$this->prefix.'code'];
                        break;
                        case 2:
                                if(isset($_POST[$this->prefix.'message'])) $this->message = $_POST[$this->prefix.'message'];
                        break;
                }
        }
        
        /**
         * @see Form::validate()
         */
        protected function validate() {
                switch($this->eventObj->step) {
                        case 1:
                                if(!$this->validateCode($this->code)) {
                                        // TODO: exception
                                }

                        break;
                        case 2:
                                if(!$this->validateCode($this->code)) {
                                        // TODO: exception
                                }
                                
                                
                                //EventListener::fireEvent($this->eventObj, 'save'); TODO: EventListener
                        break;
                }
        }
        
        /**
         * @see Form::save()
         */
        protected function save() {
                $sql = "UPDATE          wcf".WCF_N."_donation
                        SET
                                        userID = ".WCF::getUser()->userID."
                        WHERE           userID = 0
                        AND             code = '".escapeString($this->message)."'; ";
                WCF::getDB()->sendQuery($sql);

                $sql = "INSERT INTO     wcf".WCF_N."_donation
                        (
                                        system,
                                        timestamp,
                                        userID,
                                        username,
                                        amount,
                                        message
                        ) VALUES (
                                        'code',
                                        ".time()."
                                        ".WCF::getUser()->userID.",
                                        '".WCF::getUser()->username."',
                                        0.0,
                                        '".escapeString($this->message)."'
                        );";

                WCF::getDB()->sendQuery($sql);
        }
        
        /**
         * @see Page::assignVariables()
         */
        protected function assignVariables() {
                switch($this->eventObj->step) {
                        case 0:
                                WCF::getTPL()->assign(array(
                                        'donation_system' => $this->system,
                                        'donation_icon' => RELATIVE_WCF_DIR.'icon/donation_code.png',
                                        'donation_title' => WCF::getLanguage()->get('wcf.acp.option.category.donation.plugins.code'),
                                        'donation_desrciption' => WCF::getLanguage()->get('wcf.acp.option.category.donation.plugins.code.description')
                                ));

                                WCF::getTPL()->append('additionalDonationSystems', WCF::getTPL()->fetch('donation_container'));
                        break;
                        case 1:
                        case 2:
                                WCF::getTPL()->append('donationSystemContainer', WCF::getTPL()->fetch('donationCode'));
                        break;
                }
        }
}
?>