class.ilEPaySettings.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

class ilEPaySettings
{
        private $db;

        private $settings;
        private $settings_id;
        
        private $server_host;
        private $server_path;
        private $vendor;
        private $auth_token;
        private $page_style;
        private $merchant_number;
        private $ssl;
        private $instant_capture;
        
        static private $instance = null;
        
        static public function getInstance()
        {
           if (!self::$instance)
                {
                  self::$instance = new ilEPaySettings();
            }
            
            return self::$instance;                 
        }

        private function __construct()
        {
                $this->getSettings();
        }

        
  public function validateEPayData($amount, $orderid, $transactionid, $md5Key)
  {
    $this->getSettings();
    $password = $this->getAuthToken();
    $strForValidate = "";
    $strForValidate = $amount . $orderid . $transactionid . $password;
    if (md5($strForValidate) == $md5Key) {
      return true;
    }
    else {
      return false;
    }
  }

  public function generatekeyForEpay($cur, $amount, $orderid) 
  {
    $this->getSettings();
    $password = $this->getAuthToken();
    return md5($cur . $amount . $orderid . $password);
  }
        
        
        private function getSettings()
        {
    global $ilDB;
                $this->fetchSettingsId();
                
                $res = $ilDB->queryf('
                        SELECT epay FROM payment_settings WHERE settings_id = %s',
                        array('integer'), array($this->getSettingsId()));

                $result = $res->fetchRow(DB_FETCHMODE_OBJECT);
                
                $data = array();
                if (is_object($result))
                {
                        if ($result->epay != "") $data = unserialize($result->epay);
                        else $data = array();
                }
                
                $this->setAll($data);
        }       
        
        private function fetchSettingsId()
        {
    global $ilDB;

                $res = $ilDB->query('SELECT * FROM payment_settings');

                $result = $res->fetchRow(DB_FETCHMODE_OBJECT);
                
                $this->setSettingsId($result->settings_id);
        }
        
        public function setSettingsId($a_settings_id = 0)
        {
                $this->settings_id = $a_settings_id;
        }
        
        public function getSettingsId()
        {
                return $this->settings_id;
        }
        
        public function setServerHost($a_server_host)
        {
                $this->server_host = $a_server_host;
        }
        
        private function getServerHost()
        {
                return $this->server_host;
        }
        
        public function setServerPath($a_server_path)
        {
                $this->server_path = $a_server_path;
        }
        
        private function getServerPath()
        {
                return $this->server_path;
        }
        
        public function setMerchantNumber($a_merchant_number)
        {
                $this->merchant_number = (int) $a_merchant_number;
        }
        
        private function getMerchantNumber()
        {
                return $this->merchant_number;
        }
        
        public function setAuthToken($a_auth_token)
        {
                $this->auth_token = $a_auth_token;
        }
        
        private function getAuthToken()
        {
                return $this->auth_token;
        }
        

        public function setAuthEmail($a_auth_email)
        {
                $this->auth_email = $a_auth_email;
        }
        
        private function getAuthEmail()
        {
                return $this->auth_email;
        }

        public function setInstantCapture($a_instant_capture)
        {
    if ((!$a_instant_capture == 1) || (!$a_instant_capture== '1')) $a_instant_capture=0; else $a_instant_capture=1;
                $this->instant_capture = $a_instant_capture;
        }
        
        private function getInstantCapture()
        {
                return $this->instant_capture;
        }
        
        
        public function getAll()
        {
                $values = array(
                        "server_host" => $this->getServerHost(),
                        "server_path" => $this->getServerPath(),
                        "merchant_number" => (int) $this->getMerchantNumber(),
                        "auth_token" => $this->getAuthToken(),
                        "auth_email" => $this->getAuthEmail(),
                        "instant_capture" => $this->getInstantCapture()
                );              
                return $values;
        }
        
        public function setAll($a)
        {
    if (isset($a['server_host'])) $this->setServerHost($a['server_host']);
    if (isset($a['server_path'])) $this->setServerPath($a['server_path']);
    if (isset($a['merchant_number'])) $this->setMerchantNumber($a['merchant_number']);
    if (isset($a['auth_token'])) $this->setAuthToken($a['auth_token']);
    if (isset($a['auth_email'])) $this->setAuthEmail($a['auth_email']);
    if (isset($a['instant_capture'])) $this->setInstantCapture($a['instant_capture']);    
        }
        
        public function valid()
        {
    $r = true;
    $a = $this->getAll();
    if ( ($a['server_host'] == '') || ($a['server_path'] == '') ) $r = false;
    if ( (int) $a['merchant_number'] <= 0 ) $r = false;
    if ( ((int) $a['instant_capture'] != 0 ) && ((int) $a['instant_capture'] != 1)) $r = false;
    return $r;
        }
        
        

        function clearAll()
        {
                $statement = $this->db->manipulateF('
                        UPDATE payment_settings
                        SET epay = %s
                        WHERE settings_id = %s',
                        array('text', 'integer'), 
                        array('NULL', $this->getSettingsId()));

                                        
                $this->settings = array();
        }
                
        public function save()
        {
                global $ilDB;
                $values = $this->getAll();

                if ($this->getSettingsId())
                {
                        $statement = $ilDB->manipulateF('
                                UPDATE payment_settings
                                SET epay = %s
                                WHERE settings_id = %s',
                                array('text', 'integer'),
                                array(serialize($values), $this->getSettingsId()));

                }
                else
                {
                        $next_id = $ilDB->nextId('payment_settings');
                        $statement = $ilDB->manipulateF('
                                INSERT INTO payment_settings
                                (       settings_id,
                                        epay) 
                                VALUES (%s, %s)',
                                array('integer','text'), array($next_id, serialize($values)));
                        
                        $this->setSettingsId($next_id);                 
                }
        }       
}
?>