payment/classes/class.ilPaymentObject.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 ilPaymentObject
{
        var $db = null;
        var $user_obj = null;
        var $pobject_id = null;

        var $ref_id = null;
        var $status = null;
        var $pay_method = null;
        var $vendor_id = null;

        function ilPaymentObject(&$user_obj,$a_pobject_id = null)
        {
                global $ilDB;

                $this->db =& $ilDB;
                $this->user_obj =& $user_obj;

                $this->STATUS_NOT_BUYABLE = 0;
                $this->STATUS_BUYABLE = 1;
                $this->STATUS_EXPIRES = 2;

                $this->PAY_METHOD_NOT_SPECIFIED = 0;
                $this->PAY_METHOD_BILL = 1;
                $this->PAY_METHOD_BMF = 2;
                

                $this->pobject_id = $a_pobject_id;
                $this->__read();
        }

        // SETTER GETTER
        function getPobjectId()
        {
                return $this->pobject_id;
        }

        function setRefId($a_ref_id)
        {
                $this->ref_id = $a_ref_id;
        }
        function getRefId()
        {
                return $this->ref_id;
        }
        function setStatus($a_status)
        {
                $this->status = $a_status;
        }
        function getStatus()
        {
                return $this->status;
        }
        function setPayMethod($a_method)
        {
                $this->pay_method = $a_method;
        }
        function getPayMethod()
        {
                return $this->pay_method;
        }
        function setVendorId($a_vendor_id)
        {
                $this->vendor_id= $a_vendor_id;
        }
        function getVendorId()
        {
                return $this->vendor_id;
        }

        

        // return new unique id
        function add()
        {
                $query = "INSERT INTO payment_objects ".
                        "VALUES('','".
                        $this->getRefId()."','".
                        $this->getStatus()."',' ".
                        $this->getPayMethod()."',' ".
                        $this->getVendorId()."')";

                $this->db->query($query);

                $query = "SELECT LAST_INSERT_ID() as new_id";

                $res = $this->db->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->new_id;
                }
                return false;
        }
        function delete()
        {
                if($this->getPobjectId())
                {
                        $query = "DELETE FROM payment_objects ".
                                "WHERE pobject_id = '".$this->getPobjectId()."'";
                        
                        $this->db->query($query);
                        
                        return true;
                }
                return false;
        }

        function update()
        {
                $query = "UPDATE payment_objects ".
                        "SET ref_id = '".$this->getRefId()."', ".
                        "status = '".$this->getStatus()."', ".
                        "pay_method = '".$this->getPayMethod()."', ".
                        "vendor_id = '".$this->getVendorId()."' ".
                        "WHERE pobject_id = '".$this->getPobjectId()."'";

                $this->db->query($query);

                return true;
        }
        // STATIC
        function _lookupPobjectId($a_ref_id)
        {
                global $ilDB;

                $query = "SELECT * FROM payment_objects ".
                        "WHERE ref_id = '".$a_ref_id."'";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->pobject_id;
                }
                return 0;
        }

        function _getCountObjectsByPayMethod($a_type)
        {
                global $ilDB;

                switch($a_type)
                {
                        case 'pm_bill':
                                $pm = 1;
                                break;

                        case 'pm_bmf':
                                $pm = 2;
                                break;

                        default:
                                $pm = -1;
                }
                
                $query = 'SELECT count(pay_method) as pm FROM payment_objects '.
                        "WHERE pay_method = '".$pm."'";

                $res = $ilDB->query($query);

                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->pm;
                }
                return 0;
        }
                

        // only called from payment settings object. Since there is no vendor check.
        function _getAllObjectsData()
        {
                ;
        }

        function _getObjectsData($a_user_id)
        {
                global $ilDB;

                // get all vendors user is assigned to
                include_once './payment/classes/class.ilPaymentTrustees.php';
                include_once './payment/classes/class.ilPaymentVendors.php';

                $vendors = ilPaymentTrustees::_getVendorsForObjects($a_user_id);

                if(ilPaymentVendors::_isVendor($a_user_id))
                {
                        $vendors[] = $a_user_id;
                }

                if(!count($vendors))
                {
                        return array();
                }
                $in = " IN ('";
                $in .= implode("','",$vendors);
                $in .= "')";

                $query = "SELECT * FROM payment_objects ".
                        "WHERE vendor_id ".$in;

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $objects[$row->pobject_id]['pobject_id'] = $row->pobject_id;
                        $objects[$row->pobject_id]['ref_id'] = $row->ref_id;
                        $objects[$row->pobject_id]['status'] = $row->status;
                        $objects[$row->pobject_id]['pay_method'] = $row->pay_method;
                        $objects[$row->pobject_id]['vendor_id'] = $row->vendor_id;
                }
                return $objects ? $objects : array();
        }

        function _isPurchasable($a_ref_id)
        {
                global $ilDB;

                // In the moment it's not possible to sell one object twice
                $query = "SELECT * FROM payment_objects ".
                        "WHERE ref_id = '".$a_ref_id."'";

                #"AND status = '1' OR status = '3' ";
                
                $res = $ilDB->query($query);

                return $res->numRows() ? false : true;
        }

        // base method to check access for a specific object
        function _hasAccess($a_ref_id)
        {
                include_once './payment/classes/class.ilPaymentBookings.php';

                global $rbacsystem,$ilDB;

                // check write access
                if($rbacsystem->checkAccess('write',$a_ref_id))
                {
                        return true;
                }
                $query = "SELECT * FROM payment_objects ".
                        "WHERE ref_id = '".$a_ref_id."' ".
                        "AND (status = '1' OR status = '2')";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        if(!ilPaymentBookings::_hasAccess($row->pobject_id))
                        {
                                return false;
                        }
                }
                return true;
        }
        // base method to check access for a specific object
        function _getActivation($a_ref_id)
        {
                include_once './payment/classes/class.ilPaymentBookings.php';

                global $rbacsystem,$ilDB;

                $query = "SELECT * FROM payment_objects ".
                        "WHERE ref_id = '".$a_ref_id."' ".
                        "AND (status = '1' OR status = '2')";

                $res = $ilDB->query($query);
                $row = $res->fetchRow(DB_FETCHMODE_OBJECT);
                return ilPaymentBookings::_getActivation($row->pobject_id);
        }
        function _isBuyable($a_ref_id)
        {
                global $ilDB;

                $query = "SELECT * FROM payment_objects ".
                        "WHERE ref_id = '".$a_ref_id."' ".
                        "AND (status = 1 or status = 2)";

                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return true;
                }
                return false;
        }
                
        // PRIVATE
        function __read()
        {
                if($this->getPobjectId())
                {
                        $query = "SELECT * FROM payment_objects ".
                                "WHERE pobject_id = '".$this->getPobjectId()."'";

                        $res = $this->db->query($query);
                        while($row =& $res->fetchRow(DB_FETCHMODE_OBJECT))
                        {
                                $this->setRefId($row->ref_id);
                                $this->setStatus($row->status);
                                $this->setPayMethod($row->pay_method);
                                $this->setVendorId($row->vendor_id);
                                
                                return true;
                        }
                }
                return false;
        }
                                

} // END class.ilPaymentObject
?>