ilPurchasePaypal Class Reference

Inheritance diagram for ilPurchasePaypal:

Collaboration diagram for ilPurchasePaypal:

Public Member Functions
	__construct ($user_obj)
	openSocket ()
	checkData ($fp)
Public Member Functions inherited from ilPurchaseBaseGUI
	__construct ($user_obj, $pay_method)
	cancel ()
	showPersonalData ()
	getPersonalData ()
	showBillConfirm ()
	executeCommand ()
	execute command More...
	__addBookings ($external_data=null)
	__sendBill ($bookings)
	__emptyShoppingCart ()
	__clearSession ()
	__loadTemplate ()
	__buildStatusline ()
	__buildLocator ()
	__buildStylesheet ()
	__getCountries ()
	shows select box f�r countries More...
	__getCountryCode ($value='')
	__getCountryName ($value='')
	__getTotalAmount ()
	depricated!? More...
	getBill ()
	__showShoppingCart ()
	getAccess ()
	setAccess ($access)
	getPayed ()
	setPayed ($payed)
Public Member Functions inherited from ilShopBaseGUI
	__construct ()

Data Fields
	$psc_obj = null
	$user_obj = null
	$pay_method = null
	$currency = null
	$db = null
	$paypalConfig
Data Fields inherited from ilPurchaseBaseGUI
	$ctrl
	$tpl
	$psc_obj = null
	$user_obj = null
	$coupon_obj = null
	$error
	$pmethod_obj = null

Private Member Functions
	__checkTransactionId ($a_id)
	__checkItems ($a_array)

Additional Inherited Members
Protected Member Functions inherited from ilShopBaseGUI
	prepareOutput ()
	addPager ($result)
Protected Attributes inherited from ilShopBaseGUI
	$ctrl = null
	$lng = null
	$tpl = null
	$settings = null

Detailed Description

Definition at line 27 of file class.ilPurchasePaypal.php.

Constructor & Destructor Documentation

__construct()

ilPurchasePaypal::__construct

(

$user_obj

)

Definition at line 39 of file class.ilPurchasePaypal.php.

References $user_obj, ilPayMethods\_getIdByTitle(), and ilPaypalSettings\getInstance().

        {
                $this->user_obj = $user_obj;
                $this->pay_method = ilPayMethods::_getIdByTitle('paypal');              
                
                $ppSet = ilPaypalSettings::getInstance();
                $this->paypalConfig = $ppSet->getAll();

                parent::__construct($this->user_obj, $this->pay_method);
        }

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Member Function Documentation

__checkItems()

ilPurchasePaypal::__checkItems (   $a_array )

private

Definition at line 206 of file class.ilPurchasePaypal.php.

References $_SESSION, $total, and ilPaymentSettings\_getInstance().

Referenced by checkData().

        {
                $genSet = ilPaymentSettings::_getInstance();

// Wrong currency
                if ($a_array["mc_currency"] != $genSet->get("currency_unit"))
                {
                        return false;
                }
                
                $sc = $this->psc_obj->getShoppingCart($this->pay_method);               
                $this->psc_obj->clearCouponItemsSession();

                if (is_array($sc) && count($sc) > 0)
                {
                        for ($i = 0; $i < count($sc); $i++)
                        {
                                $items[$i] = array(
                                        "name" => $a_array["item_name".($i+1)],
                                        "amount" => $a_array["mc_gross_".($i+1)]
                                );                      

                                if (!empty($_SESSION["coupons"]["paypal"]))
                                {                                                                                       
                                        $sc[$i]["math_price"] = (float) $sc[$i]["price"];
                                                                
                                        $tmp_pobject = new ilPaymentObject($this->user_obj, $sc[$i]['pobject_id']);             
                                                                                                        
                                        foreach ($_SESSION["coupons"]["paypal"] as $key => $coupon)
                                        {                                       
                                                $this->coupon_obj->setId($coupon["pc_pk"]);
                                                $this->coupon_obj->setCurrentCoupon($coupon);
                                                
                                                if ($this->coupon_obj->isObjectAssignedToCoupon($tmp_pobject->getRefId()))
                                                {
                                                        $_SESSION["coupons"]["paypal"][$key]["total_objects_coupon_price"] += (float) $sc[$i]["price"];
                                                        $_SESSION["coupons"]["paypal"][$key]["items"][] = $sc[$i];
                                                }                                                               
                                        }                                       
                                        unset($tmp_pobject);
                                }                               
                        }
                        
                        $coupon_discount_items = $this->psc_obj->calcDiscountPrices($_SESSION["coupons"]["paypal"]);

                        $found = 0;
                        $total = 0;
                        for ($i = 0; $i < count($sc); $i++)
                        {                       
                                if (array_key_exists($sc[$i]["pobject_id"], $coupon_discount_items))
                                {
                                        $sc[$i]["price"] = round($coupon_discount_items[$sc[$i]["pobject_id"]]["discount_price"], 2);                           
                                        if ($sc[$i]["price"] < 0) $sc[$i]["price"] = 0.0;       
                                }                               

                                for ($j = 0; $j < count($items); $j++)
                                {
                                        if (substr($items[$j]["name"], 0, strlen($sc[$i]["obj_id"])+2) == "[".$sc[$i]["obj_id"]."]" &&
                                                $items[$j]["amount"] == $sc[$i]["price"])
                                        {
                                                $total += $items[$j]["amount"];
                                                $found++;
                                        }
                                }
                        }

// The number of items, the items themselves and their amounts and the total amount correct
                        if (number_format($total, 2, ".", "") == $a_array["mc_gross"] &&
                                $found == count($sc))
                        {
                                return true;
                        }
                }               
                return false;
        }

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__checkTransactionId()

ilPurchasePaypal::__checkTransactionId (   $a_id )

private

Definition at line 195 of file class.ilPurchasePaypal.php.

References $ilDB, and $res.

Referenced by checkData().

        {
                global $ilDB;
        
                $res = $ilDB->queryF('SELECT * FROM payment_statistic
                        WHERE transaction_extern = %s',
                        array('text'), array($a_id));

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

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checkData()

ilPurchasePaypal::checkData

(

$fp

)

Definition at line 57 of file class.ilPurchasePaypal.php.

References $_REQUEST, $_SESSION, $ilUser, $result, __checkItems(), __checkTransactionId(), ERROR_FAIL, ERROR_NOT_COMPLETED, ERROR_PREV_TRANS_ID, ERROR_WRONG_CUSTOMER, ERROR_WRONG_ITEMS, ERROR_WRONG_VENDOR, and SUCCESS.

        {
                global $ilUser;
                
                //Token from paypal account
                $auth_token = $this->paypalConfig["auth_token"];

                //add 'cmd' as required
                $req = 'cmd=_notify-synch';

                //Get token
                $tx_token = $_REQUEST['tx'];

                //append both tokens as required
                $req .= "&tx=$tx_token&at=$auth_token";

                //send information back to paypal  
                // info: https required!!!
                $submiturl = 'https://'.$this->paypalConfig["server_host"].$this->paypalConfig["server_path"];

                $ch = curl_init();
                curl_setopt($ch, CURLOPT_URL,$submiturl);
                curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);//return into variable
                curl_setopt($ch, CURLOPT_POST, 1);//make it a post
                curl_setopt($ch, CURLOPT_POSTFIELDS, $req);//post request
                curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-Type: application/x-www-form-urlencoded", "Content-Length: " . strlen($req)));
                curl_setopt($ch, CURLOPT_HEADER , 0);  //dont return headers
                curl_setopt($ch, CURLOPT_VERBOSE, 1);//more informaiton in error
                curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);//dont  verify
                curl_setopt($ch, CURLOPT_TIMEOUT, 30);//define timeout
                $result= @curl_exec($ch);//get result
                curl_close($ch);//close connection

// only for TEST
// echo $result;//display response

                // parse the data
                $lines = explode("\n", $result);

                $keyarray = array();
                $keyarray[0] = $lines[0]; // save payment status!

                if (strcmp ($lines[0], "SUCCESS") == 0)
                {
                        for ($i=1; $i<count($lines);$i++)
                        {
                                list($key,$val) = explode("=", $lines[$i]);
                                $keyarray[urldecode($key)] = urldecode($val);
                        }
// check customer
                        if ($ilUser->getId() != $keyarray["custom"]
                        && $_SESSION['shop_user_id'] != $keyarray['custom'])
                        {
#echo "Wrong customer";
                                return ERROR_WRONG_CUSTOMER;
                        }

// check the payment_status is Completed
                        if (!in_array($keyarray["payment_status"], array("Completed", "In-Progress", "Pending", "Processed")))
                        {
#echo "Not completed";
                                return ERROR_NOT_COMPLETED;
                        }

// check that txn_id has not been previously processed
                        if ($this->__checkTransactionId($keyarray["txn_id"]))
                        {
                                if($_SESSION['tmp_transaction']['result'] == 'success'
                                && $_SESSION['tmp_transaction']['tx_id'] == $keyarray["txn_id"])
                                {
                                        // this is for catching the problem, if the user doubleklicks on the paypal
                                        // site to return to the ilias shop and his purchasings already exists in db
                                        return SUCCESS;
                                }
                                else
#echo "Prev. processed trans. id";
                                return ERROR_PREV_TRANS_ID;
                        }

// check that receiver_email is your Primary PayPal email
                        if ($keyarray["receiver_email"] != $this->paypalConfig["vendor"])
                        {
//echo "Wrong vendor";
                                return ERROR_WRONG_VENDOR;
                        }

// check that payment_amount/payment_currency are correct
                        if (!$this->__checkItems($keyarray))
                        {
//echo "Wrong items";
                                return ERROR_WRONG_ITEMS;
                        }

//                      if($ilUser->getId() == ANONYMOUS_USER_ID)
//                      {
//                          include_once './Services/Payment/classes/class.ilShopUtils.php';
//                          // anonymous user needs an account to use crs
//                          $ilUser = ilShopUtils::_createRandomUserAccount($keyarray);
//                          $user_id = $ilUser->getId();
//
//                          $_SESSION['tmp_transaction']['tx_id'] = $keyarray["txn_id"];
//                          $_SESSION['tmp_transaction']['usr_id'] = $user_id;
//
//                          if($_SESSION['is_crs_object'] && ($ilUser->getId() == ANONYMOUS_USER_ID))
//                          {
//                                      include_once "./Modules/Course/classes/class.ilCourseParticipants.php";
//                                      foreach ($_SESSION['crs_obj_ids'] as $obj_id)
//                                      {
//                                              $members_obj = ilCourseParticipants::_getInstanceByObjId($obj_id);
//                                              $members_obj->add($user_id,IL_CRS_MEMBER);
//                                      }
//                          }
//                      }

                        $external_data = array();
                        $external_data['transaction_extern'] = $keyarray["txn_id"];
                        $external_data['street'] = $keyarray["address_street"];
                        $external_data['zipcode'] = $keyarray["address_zip"];
                        $external_data['city'] = $keyarray["address_city"];
                        $external_data['country'] = $keyarray["address_country"];

                        parent::__addBookings($external_data);
                                                        
                        $_SESSION["coupons"]["paypal"] = array();
                        $_SESSION['tmp_transaction']['result'] = 'success';

                        return SUCCESS;
                }
                else if (strcmp ($lines[0], "FAIL") == 0)
                {
                        return ERROR_FAIL;
                }
                else
                {
                        return ERROR_FAIL;
                }
        }

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openSocket()

ilPurchasePaypal::openSocket

(

)

Definition at line 50 of file class.ilPurchasePaypal.php.

References $path.

        {
                // post back to PayPal system to validate
                $fp = @fsockopen ($path = $this->paypalConfig["server_host"], 80, $errno, $errstr, 30);
                return $fp;
        }

Field Documentation

$currency

ilPurchasePaypal::$currency = null

Definition at line 35 of file class.ilPurchasePaypal.php.

$db

ilPurchasePaypal::$db = null

Definition at line 36 of file class.ilPurchasePaypal.php.

$pay_method

ilPurchasePaypal::$pay_method = null

Definition at line 34 of file class.ilPurchasePaypal.php.

$paypalConfig

ilPurchasePaypal::$paypalConfig

Definition at line 37 of file class.ilPurchasePaypal.php.

$psc_obj

ilPurchasePaypal::$psc_obj = null

Definition at line 32 of file class.ilPurchasePaypal.php.

$user_obj

ilPurchasePaypal::$user_obj = null

Definition at line 33 of file class.ilPurchasePaypal.php.

Referenced by __construct().

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The documentation for this class was generated from the following file:

• Services/Payment/classes/class.ilPurchasePaypal.php