paypalfunctions.php ➔ CallMarkExpressCheckout() - Code Metrics - Inspection of "Use manager to create user." - chamilo/chamilo-lms - Measure and Improve Code Quality continuously with Scrutinizer

Test Setup Failed

Push — master ( f71949...6c6bd7 )

by Julito

created 2017-06-08 07:43 UTC

paypalfunctions.php ➔ CallMarkExpressCheckout() B

↳ Parent: Project

Complexity

Conditions	3
Paths	2

Size

Total Lines	38
Code Lines	25

Duplication

Lines	4
Ratio	10.53 %

Importance

Changes

Metric	Value
cc	3
eloc	25
nc	2
nop	13
dl	4
loc	38
rs	8.8571
c	0
b	0
f	0

How to fix Many Parameters

<?php
/********************************************
 * PayPal API Module
 *
 * Defines all the global variables and the wrapper functions
 ********************************************/
$PROXY_HOST = '127.0.0.1';
$PROXY_PORT = '808';

$SandboxFlag = $pruebas;

/**
 * PayPal API Credentials
 * Replace <API_USERNAME> with your API Username
 * Replace <API_PASSWORD> with your API Password
 * Replace <API_SIGNATURE> with your Signature
 */
$API_UserName = $paypalUsername;
$API_Password = $paypalPassword;
$API_Signature = $paypalSignature;

// BN Code is only applicable for partners
$sBNCode = "PP-ECWizard";

/**
 * Define the PayPal Redirect URLs.
 * This is the URL that the buyer is first sent to do authorize payment with their paypal account
 * change the URL depending if you are testing on the sandbox or the live PayPal site
 *
 * For the sandbox, the URL is https://www.sandbox.paypal.com/webscr&cmd=_express-checkout&token=
 * For the live site, the URL is https://www.paypal.com/webscr&cmd=_express-checkout&token=
 */

if ($SandboxFlag == true) {
    $API_Endpoint = "https://api-3t.sandbox.paypal.com/nvp";
    $PAYPAL_URL = "https://www.sandbox.paypal.com/webscr?cmd=_express-checkout&token=";
} else {
    $API_Endpoint = "https://api-3t.paypal.com/nvp";
    $PAYPAL_URL = "https://www.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=";
}

$USE_PROXY = false;
$version = "93";

if (session_id() == "") {
    session_start();
}

/**
 * An express checkout transaction starts with a token, that
 * identifies to PayPal your transaction
 * In this example, when the script sees a token, the script
 * knows that the buyer has already authorized payment through
 * paypal.  If no token was found, the action is to send the buyer
 * to PayPal to first authorize payment
 */

/**
 * Purpose: 	Prepares the parameters for the SetExpressCheckout API Call.
 * Inputs:
 *		paymentAmount:  	Total value of the shopping cart
 *		currencyCodeType: 	Currency code value the PayPal API
 *		paymentType: 		paymentType has to be one of the following values: Sale or Order or Authorization
 *		returnURL:			the page where buyers return to after they are done with the payment review on PayPal
 *		cancelURL:			the page where buyers return to when they cancel the payment review on PayPal
 */
function CallShortcutExpressCheckout($paymentAmount, $currencyCodeType, $paymentType, $returnURL, $cancelURL, $extra)
{
    // Construct the parameter string that describes the SetExpressCheckout API call in the shortcut implementation
    $nvpstr = "&PAYMENTREQUEST_0_AMT=".$paymentAmount;
    $nvpstr .= "&PAYMENTREQUEST_0_ITEMAMT=".$paymentAmount;
    $nvpstr .= "&PAYMENTREQUEST_0_PAYMENTACTION=".$paymentType;
    $nvpstr .= "&RETURNURL=".$returnURL;
    $nvpstr .= "&CANCELURL=".$cancelURL;
    $nvpstr .= "&PAYMENTREQUEST_0_CURRENCYCODE=".$currencyCodeType;
    $nvpstr .= $extra;

    $_SESSION["currencyCodeType"] = $currencyCodeType;
    $_SESSION["PaymentType"] = $paymentType;

    /**
     * Make the API call to PayPal
     * If the API call succeded, then redirect the buyer to PayPal to begin to authorize payment.
     * If an error occured, show the resulting errors
     */
    $resArray = hash_call("SetExpressCheckout", $nvpstr);
    $ack = strtoupper($resArray["ACK"]);
    if ($ack == "SUCCESS" || $ack == "SUCCESSWITHWARNING") {
        $token = urldecode($resArray["TOKEN"]);
        $_SESSION['TOKEN'] = $token;
    }

    return $resArray;
}

/**
 * Purpose: 	Prepares the parameters for the SetExpressCheckout API Call.
 * Inputs:
 *		paymentAmount:  	Total value of the shopping cart
 *		currencyCodeType: 	Currency code value the PayPal API
 *		paymentType: 		paymentType has to be one of the following values: Sale or Order or Authorization
 *		returnURL:			the page where buyers return to after they are done with the payment review on PayPal
 *		cancelURL:			the page where buyers return to when they cancel the payment review on PayPal
 *		shipToName:		the Ship to name entered on the merchant's site
 *		shipToStreet:		the Ship to Street entered on the merchant's site
 *		shipToCity:			the Ship to City entered on the merchant's site
 *		shipToState:		the Ship to State entered on the merchant's site
 *		shipToCountryCode:	the Code for Ship to Country entered on the merchant's site
 *		shipToZip:			the Ship to ZipCode entered on the merchant's site
 *		shipToStreet2:		the Ship to Street2 entered on the merchant's site
 *		phoneNum:			the phoneNum  entered on the merchant's site
 */
function CallMarkExpressCheckout($paymentAmount, $currencyCodeType, $paymentType, $returnURL,
                                 $cancelURL, $shipToName, $shipToStreet, $shipToCity, $shipToState,
                                 $shipToCountryCode, $shipToZip, $shipToStreet2, $phoneNum
)
{
    // Construct the parameter string that describes the SetExpressCheckout API call in the shortcut implementation
    $nvpstr = "&PAYMENTREQUEST_0_AMT=".$paymentAmount;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_PAYMENTACTION=".$paymentType;
    $nvpstr = $nvpstr."&RETURNURL=".$returnURL;
    $nvpstr = $nvpstr."&CANCELURL=".$cancelURL;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_CURRENCYCODE=".$currencyCodeType;
    $nvpstr = $nvpstr."&ADDROVERRIDE=1";
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTONAME=".$shipToName;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOSTREET=".$shipToStreet;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOSTREET2=".$shipToStreet2;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOCITY=".$shipToCity;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOSTATE=".$shipToState;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE=".$shipToCountryCode;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOZIP=".$shipToZip;
    $nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOPHONENUM=".$phoneNum;

    $_SESSION["currencyCodeType"] = $currencyCodeType;
    $_SESSION["PaymentType"] = $paymentType;

    /**
     * Make the API call to PayPal
     * If the API call succeded, then redirect the buyer to PayPal to begin to authorize payment.
     * If an error occured, show the resulting errors
     */
    $resArray = hash_call("SetExpressCheckout", $nvpstr);
    $ack = strtoupper($resArray["ACK"]);
    if ($ack == "SUCCESS" || $ack == "SUCCESSWITHWARNING") {
        $token = urldecode($resArray["TOKEN"]);
        $_SESSION['TOKEN'] = $token;
    }

    return $resArray;
}

/**
 *
 * Purpose: Prepares the parameters for the GetExpressCheckoutDetails API Call.
 *
 * Inputs:
 *		None
 * Returns:
 *		The NVP Collection object of the GetExpressCheckoutDetails Call Response.
 */

function GetShippingDetails($token)
{
    /**
     * At this point, the buyer has completed authorizing the payment
     * at PayPal.  The function will call PayPal to obtain the details
     * of the authorization, including any shipping information of the
     * buyer.  Remember, the authorization is not a completed transaction
     * at this state - the buyer still needs an additional step to finalize
     * the transaction
     *
     * Build a second API request to PayPal, using the token as the
     * ID to get the details on the payment authorization
     */
    $nvpstr = "&TOKEN=".$token;

    /**
     * Make the API call and store the results in an array.
     * If the call was a success, show the authorization details, and provide
     * an action to complete the payment.
     * If failed, show the error
     */
    $resArray = hash_call("GetExpressCheckoutDetails", $nvpstr);
    $ack = strtoupper($resArray["ACK"]);
    if ($ack == "SUCCESS" || $ack == "SUCCESSWITHWARNING") {
        $_SESSION['payer_id'] = $resArray['PAYERID'];
    }

    return $resArray;
}

/**
 * Purpose: 	Prepares the parameters for the GetExpressCheckoutDetails API Call.
 * Inputs:
 * sBNCode:	The BN code used by PayPal to track the transactions from a given shopping cart.
 * Returns:
 *		The NVP Collection object of the GetExpressCheckoutDetails Call Response.
 */

function ConfirmPayment($FinalPaymentAmt)
{
    /**
     * Gather the information to make the final call to
     * finalize the PayPal payment.  The variable nvpstr
     * holds the name value pairs
     */

    //Format the other parameters that were stored in the session from the previous calls

    $token = urlencode($_SESSION['TOKEN']);
    $paymentType = urlencode($_SESSION['PaymentType']);
    $currencyCodeType = urlencode($_SESSION['currencyCodeType']);
    $payerID = urlencode($_SESSION['payer_id']);
    $serverName = urlencode($_SERVER['SERVER_NAME']);

    $nvpstr = '&TOKEN='.$token.'&PAYERID='.$payerID.'&PAYMENTREQUEST_0_PAYMENTACTION='.$paymentType.'&PAYMENTREQUEST_0_AMT='.$FinalPaymentAmt;
    $nvpstr .= '&PAYMENTREQUEST_0_CURRENCYCODE='.$currencyCodeType.'&IPADDRESS='.$serverName;
    $nvpstr = '&'.http_build_query([
        'TOKEN' => $token,
        'PAYERID' => $payerID,
        'PAYMENTACTION' => $paymentType,
        'PAYMENTREQUEST_0_AMT' => $FinalPaymentAmt,
        'PAYMENTREQUEST_0_CURRENCYCODE' => $currencyCodeType,
        'IPADDRESS' => $serverName,
        'paymentactionspecified' => 'true'
    ]);

    /**
     * Make the call to PayPal to finalize payment
     * If an error occured, show the resulting errors
     */

    $resArray = hash_call("DoExpressCheckoutPayment", $nvpstr);

    /**
     * Display the API response back to the browser.
     * If the response from PayPal was a success, display the response parameters
     * If the response was an error, display the errors received using APIError.php.
     */

    $ack = strtoupper($resArray["ACK"]);
    return $resArray;
}


/**
 * Purpose: 	This function makes a DoDirectPayment API call
 * Inputs:
 *		paymentType:		paymentType has to be one of the following values: Sale or Order or Authorization
 *		paymentAmount:  	total value of the shopping cart
 *		currencyCode:	 	currency code value the PayPal API
 *		firstName:			first name as it appears on credit card
 *		lastName:			last name as it appears on credit card
 *		street:				buyer's street address line as it appears on credit card
 *		city:				buyer's city
 *		state:				buyer's state
 *		countryCode:		buyer's country code
 *		zip:				buyer's zip
 *		creditCardType:		buyer's credit card type (i.e. Visa, MasterCard ... )
 *		creditCardNumber:	buyers credit card number without any spaces, dashes or any other characters
 *		expDate:			credit card expiration date
 *		cvv2:				Card Verification Value
 * Returns:
 *		The NVP Collection object of the DoDirectPayment Call Response.
 */

function DirectPayment($paymentType, $paymentAmount, $creditCardType, $creditCardNumber,
                       $expDate, $cvv2, $firstName, $lastName, $street, $city, $state, $zip,
                       $countryCode, $currencyCode)
{
    //Construct the parameter string that describes DoDirectPayment
    $nvpstr = "&AMT=".$paymentAmount;
    $nvpstr = $nvpstr."&CURRENCYCODE=".$currencyCode;
    $nvpstr = $nvpstr."&PAYMENTACTION=".$paymentType;
    $nvpstr = $nvpstr."&CREDITCARDTYPE=".$creditCardType;
    $nvpstr = $nvpstr."&ACCT=".$creditCardNumber;
    $nvpstr = $nvpstr."&EXPDATE=".$expDate;
    $nvpstr = $nvpstr."&CVV2=".$cvv2;
    $nvpstr = $nvpstr."&FIRSTNAME=".$firstName;
    $nvpstr = $nvpstr."&LASTNAME=".$lastName;
    $nvpstr = $nvpstr."&STREET=".$street;
    $nvpstr = $nvpstr."&CITY=".$city;
    $nvpstr = $nvpstr."&STATE=".$state;
    $nvpstr = $nvpstr."&COUNTRYCODE=".$countryCode;
    $nvpstr = $nvpstr."&IPADDRESS=".$_SERVER['REMOTE_ADDR'];

    $resArray = hash_call("DoDirectPayment", $nvpstr);

    return $resArray;

}

/**
 * Purpose: 	This function makes a MassPay API call
 * Inputs:
 *		Beneficiarie:		Array that contains the Beneficiearie paypal account and the payout amount
 *		Currency Code:  	The currency Iso code
 * Returns:
 *		The NVP Collection object of the MassPay Call Response.
 */

function MassPayment(array $beneficiaries, $currencyCode) {

    $nvpstr = "&RECEIVERTYPE=EmailAddress";
    $nvpstr .= "&CURRENCYCODE=".$currencyCode;

    $index = 0;

    foreach ($beneficiaries as $beneficiary) {
        $nvpstr .= "&L_EMAIL".$index."=".$beneficiary['paypal_account'];
        $nvpstr .= "&L_AMT".$index."=".$beneficiary['commission'];
        $index++;
    }

    $resArray = hash_call("MassPay", $nvpstr);

    return $resArray;
}

/**
 *
 * hash_call: Function to perform the API call to PayPal using API signature
 * @methodName is name of API  method.
 * @nvpStr is nvp string.
 * returns an associtive array containing the response from the server.
 *
 */
function hash_call($methodName, $nvpStr)
{
    //declaring of global variables
    global $API_Endpoint, $version, $API_UserName, $API_Password, $API_Signature;
    global $USE_PROXY, $PROXY_HOST, $PROXY_PORT;
    global $sBNCode;

    //setting the curl parameters.
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $API_Endpoint);
    curl_setopt($ch, CURLOPT_VERBOSE, 1);
    //turning off the server and peer verification(TrustManager Concept).
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_POST, 1);

    //if USE_PROXY constant set to TRUE in Constants.php, then only proxy will be enabled.
    //Set proxy name to PROXY_HOST and port number to PROXY_PORT in constants.php
    if ($USE_PROXY) {
        curl_setopt($ch, CURLOPT_PROXY, $PROXY_HOST.":".$PROXY_PORT);
    }

    //NVPRequest for submitting to server
    $nvpreq = "METHOD=".urlencode($methodName)."&VERSION=".urlencode($version).
        "&PWD=".urlencode($API_Password)."&USER=".urlencode($API_UserName).
        "&SIGNATURE=".urlencode($API_Signature).$nvpStr."&BUTTONSOURCE=".urlencode($sBNCode);

    //setting the nvpreq as POST FIELD to curl
    curl_setopt($ch, CURLOPT_POSTFIELDS, $nvpreq);
    //getting response from server
    $response = curl_exec($ch);
    //converting NVPResponse to an Associative Array
    $nvpResArray = deformatNVP($response);
    $nvpReqArray = deformatNVP($nvpreq);

    $_SESSION['nvpReqArray'] = $nvpReqArray;

    if (curl_errno($ch)) {
        // moving to display page to display curl errors
        $_SESSION['curl_error_no'] = curl_errno($ch);
        $_SESSION['curl_error_msg'] = curl_error($ch);
        //Execute the Error handling module to display errors.
    } else {
        //closing the curl
        curl_close($ch);
    }

    return $nvpResArray;
}

/**
 * Purpose: Redirects to PayPal.com site.
 * Inputs:  NVP string.
 */

function RedirectToPayPal($token)
{
    global $PAYPAL_URL;
    // Redirect to paypal.com here
    $payPalURL = $PAYPAL_URL.$token;
    header("Location: ".$payPalURL);
    exit;
}

/**
 * This function will take NVPString and convert it to an Associative Array and it will decode the response.
 * It is usefull to search for a particular key and displaying arrays.
 * @nvpstr is NVPString.
 * @nvpArray is Associative Array.
 */

function deformatNVP($nvpstr)
{
    $intial = 0;
    $nvpArray = array();

    while (strlen($nvpstr)) {
        //postion of Key
        $keypos = strpos($nvpstr, '=');
        //position of value
        $valuepos = strpos($nvpstr, '&') ? strpos($nvpstr, '&') : strlen($nvpstr);
        /*getting the Key and Value values and storing in a Associative Array*/
        $keyval = substr($nvpstr, $intial, $keypos);
        $valval = substr($nvpstr, $keypos + 1, $valuepos - $keypos - 1);
        //decoding the respose
        $nvpArray[urldecode($keyval)] = urldecode($valval);
        $nvpstr = substr($nvpstr, $valuepos + 1, strlen($nvpstr));
    }

    return $nvpArray;
}

1			<?php
2			/********************************************
3			* PayPal API Module
4			*
5			* Defines all the global variables and the wrapper functions
6			********************************************/
7			$PROXY_HOST = '127.0.0.1';
8			$PROXY_PORT = '808';
9
10			$SandboxFlag = $pruebas;
11
12			/**
13			* PayPal API Credentials
14			* Replace <API_USERNAME> with your API Username
15			* Replace <API_PASSWORD> with your API Password
16			* Replace <API_SIGNATURE> with your Signature
17			*/
18			$API_UserName = $paypalUsername;
19			$API_Password = $paypalPassword;
20			$API_Signature = $paypalSignature;
21
22			// BN Code is only applicable for partners
23			$sBNCode = "PP-ECWizard";
24
25			/**
26			* Define the PayPal Redirect URLs.
27			* This is the URL that the buyer is first sent to do authorize payment with their paypal account
28			* change the URL depending if you are testing on the sandbox or the live PayPal site
29			*
30			* For the sandbox, the URL is https://www.sandbox.paypal.com/webscr&cmd=_express-checkout&token=
31			* For the live site, the URL is https://www.paypal.com/webscr&cmd=_express-checkout&token=
32			*/
33
34			if ($SandboxFlag == true) {
35			$API_Endpoint = "https://api-3t.sandbox.paypal.com/nvp";
36			$PAYPAL_URL = "https://www.sandbox.paypal.com/webscr?cmd=_express-checkout&token=";
37			} else {
38			$API_Endpoint = "https://api-3t.paypal.com/nvp";
39			$PAYPAL_URL = "https://www.paypal.com/cgi-bin/webscr?cmd=_express-checkout&token=";
40			}
41
42			$USE_PROXY = false;
43			$version = "93";
44
45			if (session_id() == "") {
46			session_start();
47			}
48
49			/**
50			* An express checkout transaction starts with a token, that
51			* identifies to PayPal your transaction
52			* In this example, when the script sees a token, the script
53			* knows that the buyer has already authorized payment through
54			* paypal. If no token was found, the action is to send the buyer
55			* to PayPal to first authorize payment
56			*/
57
58			/**
59			* Purpose: Prepares the parameters for the SetExpressCheckout API Call.
60			* Inputs:
61			* paymentAmount: Total value of the shopping cart
62			* currencyCodeType: Currency code value the PayPal API
63			* paymentType: paymentType has to be one of the following values: Sale or Order or Authorization
64			* returnURL: the page where buyers return to after they are done with the payment review on PayPal
65			* cancelURL: the page where buyers return to when they cancel the payment review on PayPal
66			*/
67			function CallShortcutExpressCheckout($paymentAmount, $currencyCodeType, $paymentType, $returnURL, $cancelURL, $extra)
68			{
69			// Construct the parameter string that describes the SetExpressCheckout API call in the shortcut implementation
70			$nvpstr = "&PAYMENTREQUEST_0_AMT=".$paymentAmount;
71			$nvpstr .= "&PAYMENTREQUEST_0_ITEMAMT=".$paymentAmount;
72			$nvpstr .= "&PAYMENTREQUEST_0_PAYMENTACTION=".$paymentType;
73			$nvpstr .= "&RETURNURL=".$returnURL;
74			$nvpstr .= "&CANCELURL=".$cancelURL;
75			$nvpstr .= "&PAYMENTREQUEST_0_CURRENCYCODE=".$currencyCodeType;
76			$nvpstr .= $extra;
77
78			$_SESSION["currencyCodeType"] = $currencyCodeType;
79			$_SESSION["PaymentType"] = $paymentType;
80
81			/**
82			* Make the API call to PayPal
83			* If the API call succeded, then redirect the buyer to PayPal to begin to authorize payment.
84			* If an error occured, show the resulting errors
85			*/
86			$resArray = hash_call("SetExpressCheckout", $nvpstr);
87			$ack = strtoupper($resArray["ACK"]);
88			if ($ack == "SUCCESS" \|\| $ack == "SUCCESSWITHWARNING") {
89			$token = urldecode($resArray["TOKEN"]);
90			$_SESSION['TOKEN'] = $token;
91			}
92
93			return $resArray;
94			}
95
96			/**
97			* Purpose: Prepares the parameters for the SetExpressCheckout API Call.
98			* Inputs:
99			* paymentAmount: Total value of the shopping cart
100			* currencyCodeType: Currency code value the PayPal API
101			* paymentType: paymentType has to be one of the following values: Sale or Order or Authorization
102			* returnURL: the page where buyers return to after they are done with the payment review on PayPal
103			* cancelURL: the page where buyers return to when they cancel the payment review on PayPal
104			* shipToName: the Ship to name entered on the merchant's site
105			* shipToStreet: the Ship to Street entered on the merchant's site
106			* shipToCity: the Ship to City entered on the merchant's site
107			* shipToState: the Ship to State entered on the merchant's site
108			* shipToCountryCode: the Code for Ship to Country entered on the merchant's site
109			* shipToZip: the Ship to ZipCode entered on the merchant's site
110			* shipToStreet2: the Ship to Street2 entered on the merchant's site
111			* phoneNum: the phoneNum entered on the merchant's site
112			*/
113			function CallMarkExpressCheckout($paymentAmount, $currencyCodeType, $paymentType, $returnURL,
114			$cancelURL, $shipToName, $shipToStreet, $shipToCity, $shipToState,
115			$shipToCountryCode, $shipToZip, $shipToStreet2, $phoneNum
116			)
117			{
118			// Construct the parameter string that describes the SetExpressCheckout API call in the shortcut implementation
119			$nvpstr = "&PAYMENTREQUEST_0_AMT=".$paymentAmount;
120			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_PAYMENTACTION=".$paymentType;
121			$nvpstr = $nvpstr."&RETURNURL=".$returnURL;
122			$nvpstr = $nvpstr."&CANCELURL=".$cancelURL;
123			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_CURRENCYCODE=".$currencyCodeType;
124			$nvpstr = $nvpstr."&ADDROVERRIDE=1";
125			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTONAME=".$shipToName;
126			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOSTREET=".$shipToStreet;
127			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOSTREET2=".$shipToStreet2;
128			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOCITY=".$shipToCity;
129			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOSTATE=".$shipToState;
130			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE=".$shipToCountryCode;
131			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOZIP=".$shipToZip;
132			$nvpstr = $nvpstr."&PAYMENTREQUEST_0_SHIPTOPHONENUM=".$phoneNum;
133
134			$_SESSION["currencyCodeType"] = $currencyCodeType;
135			$_SESSION["PaymentType"] = $paymentType;
136
137			/**
138			* Make the API call to PayPal
139			* If the API call succeded, then redirect the buyer to PayPal to begin to authorize payment.
140			* If an error occured, show the resulting errors
141			*/
142			$resArray = hash_call("SetExpressCheckout", $nvpstr);
143			$ack = strtoupper($resArray["ACK"]);
144			if ($ack == "SUCCESS" \|\| $ack == "SUCCESSWITHWARNING") {
145			$token = urldecode($resArray["TOKEN"]);
146			$_SESSION['TOKEN'] = $token;
147			}
148
149			return $resArray;
150			}
151
152			/**
153			*
154			* Purpose: Prepares the parameters for the GetExpressCheckoutDetails API Call.
155			*
156			* Inputs:
157			* None
158			* Returns:
159			* The NVP Collection object of the GetExpressCheckoutDetails Call Response.
160			*/
161
162			function GetShippingDetails($token)
163			{
164			/**
165			* At this point, the buyer has completed authorizing the payment
166			* at PayPal. The function will call PayPal to obtain the details
167			* of the authorization, including any shipping information of the
168			* buyer. Remember, the authorization is not a completed transaction
169			* at this state - the buyer still needs an additional step to finalize
170			* the transaction
171			*
172			* Build a second API request to PayPal, using the token as the
173			* ID to get the details on the payment authorization
174			*/
175			$nvpstr = "&TOKEN=".$token;
176
177			/**
178			* Make the API call and store the results in an array.
179			* If the call was a success, show the authorization details, and provide
180			* an action to complete the payment.
181			* If failed, show the error
182			*/
183			$resArray = hash_call("GetExpressCheckoutDetails", $nvpstr);
184			$ack = strtoupper($resArray["ACK"]);
185			if ($ack == "SUCCESS" \|\| $ack == "SUCCESSWITHWARNING") {
186			$_SESSION['payer_id'] = $resArray['PAYERID'];
187			}
188
189			return $resArray;
190			}
191
192			/**
193			* Purpose: Prepares the parameters for the GetExpressCheckoutDetails API Call.
194			* Inputs:
195			* sBNCode: The BN code used by PayPal to track the transactions from a given shopping cart.
196			* Returns:
197			* The NVP Collection object of the GetExpressCheckoutDetails Call Response.
198			*/
199
200			function ConfirmPayment($FinalPaymentAmt)
201			{
202			/**
203			* Gather the information to make the final call to
204			* finalize the PayPal payment. The variable nvpstr
205			* holds the name value pairs
206			*/
207
208			//Format the other parameters that were stored in the session from the previous calls
209
210			$token = urlencode($_SESSION['TOKEN']);
211			$paymentType = urlencode($_SESSION['PaymentType']);
212			$currencyCodeType = urlencode($_SESSION['currencyCodeType']);
213			$payerID = urlencode($_SESSION['payer_id']);
214			$serverName = urlencode($_SERVER['SERVER_NAME']);
215
216			$nvpstr = '&TOKEN='.$token.'&PAYERID='.$payerID.'&PAYMENTREQUEST_0_PAYMENTACTION='.$paymentType.'&PAYMENTREQUEST_0_AMT='.$FinalPaymentAmt;
217			$nvpstr .= '&PAYMENTREQUEST_0_CURRENCYCODE='.$currencyCodeType.'&IPADDRESS='.$serverName;
218			$nvpstr = '&'.http_build_query([
219			'TOKEN' => $token,
220			'PAYERID' => $payerID,
221			'PAYMENTACTION' => $paymentType,
222			'PAYMENTREQUEST_0_AMT' => $FinalPaymentAmt,
223			'PAYMENTREQUEST_0_CURRENCYCODE' => $currencyCodeType,
224			'IPADDRESS' => $serverName,
225			'paymentactionspecified' => 'true'
226			]);
227
228			/**
229			* Make the call to PayPal to finalize payment
230			* If an error occured, show the resulting errors
231			*/
232
233			$resArray = hash_call("DoExpressCheckoutPayment", $nvpstr);
234
235			/**
236			* Display the API response back to the browser.
237			* If the response from PayPal was a success, display the response parameters
238			* If the response was an error, display the errors received using APIError.php.
239			*/
240
241			$ack = strtoupper($resArray["ACK"]);
242			return $resArray;
243			}
244
245
246			/**
247			* Purpose: This function makes a DoDirectPayment API call
248			* Inputs:
249			* paymentType: paymentType has to be one of the following values: Sale or Order or Authorization
250			* paymentAmount: total value of the shopping cart
251			* currencyCode: currency code value the PayPal API
252			* firstName: first name as it appears on credit card
253			* lastName: last name as it appears on credit card
254			* street: buyer's street address line as it appears on credit card
255			* city: buyer's city
256			* state: buyer's state
257			* countryCode: buyer's country code
258			* zip: buyer's zip
259			* creditCardType: buyer's credit card type (i.e. Visa, MasterCard ... )
260			* creditCardNumber: buyers credit card number without any spaces, dashes or any other characters
261			* expDate: credit card expiration date
262			* cvv2: Card Verification Value
263			* Returns:
264			* The NVP Collection object of the DoDirectPayment Call Response.
265			*/
266
267			function DirectPayment($paymentType, $paymentAmount, $creditCardType, $creditCardNumber,
268			$expDate, $cvv2, $firstName, $lastName, $street, $city, $state, $zip,
269			$countryCode, $currencyCode)
270			{
271			//Construct the parameter string that describes DoDirectPayment
272			$nvpstr = "&AMT=".$paymentAmount;
273			$nvpstr = $nvpstr."&CURRENCYCODE=".$currencyCode;
274			$nvpstr = $nvpstr."&PAYMENTACTION=".$paymentType;
275			$nvpstr = $nvpstr."&CREDITCARDTYPE=".$creditCardType;
276			$nvpstr = $nvpstr."&ACCT=".$creditCardNumber;
277			$nvpstr = $nvpstr."&EXPDATE=".$expDate;
278			$nvpstr = $nvpstr."&CVV2=".$cvv2;
279			$nvpstr = $nvpstr."&FIRSTNAME=".$firstName;
280			$nvpstr = $nvpstr."&LASTNAME=".$lastName;
281			$nvpstr = $nvpstr."&STREET=".$street;
282			$nvpstr = $nvpstr."&CITY=".$city;
283			$nvpstr = $nvpstr."&STATE=".$state;
284			$nvpstr = $nvpstr."&COUNTRYCODE=".$countryCode;
285			$nvpstr = $nvpstr."&IPADDRESS=".$_SERVER['REMOTE_ADDR'];
286
287			$resArray = hash_call("DoDirectPayment", $nvpstr);
288
289			return $resArray;
290
291			}
292
293			/**
294			* Purpose: This function makes a MassPay API call
295			* Inputs:
296			* Beneficiarie: Array that contains the Beneficiearie paypal account and the payout amount
297			* Currency Code: The currency Iso code
298			* Returns:
299			* The NVP Collection object of the MassPay Call Response.
300			*/
301
302			function MassPayment(array $beneficiaries, $currencyCode) {
303
304			$nvpstr = "&RECEIVERTYPE=EmailAddress";
305			$nvpstr .= "&CURRENCYCODE=".$currencyCode;
306
307			$index = 0;
308
309			foreach ($beneficiaries as $beneficiary) {
310			$nvpstr .= "&L_EMAIL".$index."=".$beneficiary['paypal_account'];
311			$nvpstr .= "&L_AMT".$index."=".$beneficiary['commission'];
312			$index++;
313			}
314
315			$resArray = hash_call("MassPay", $nvpstr);
316
317			return $resArray;
318			}
319
320			/**
321			*
322			* hash_call: Function to perform the API call to PayPal using API signature
323			* @methodName is name of API method.
324			* @nvpStr is nvp string.
325			* returns an associtive array containing the response from the server.
326			*
327			*/
328			function hash_call($methodName, $nvpStr)
329			{
330			//declaring of global variables
331			global $API_Endpoint, $version, $API_UserName, $API_Password, $API_Signature;
332			global $USE_PROXY, $PROXY_HOST, $PROXY_PORT;
333			global $sBNCode;
334
335			//setting the curl parameters.
336			$ch = curl_init();
337			curl_setopt($ch, CURLOPT_URL, $API_Endpoint);
338			curl_setopt($ch, CURLOPT_VERBOSE, 1);
339			//turning off the server and peer verification(TrustManager Concept).
340			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
341			curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
342			curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
343			curl_setopt($ch, CURLOPT_POST, 1);
344
345			//if USE_PROXY constant set to TRUE in Constants.php, then only proxy will be enabled.
346			//Set proxy name to PROXY_HOST and port number to PROXY_PORT in constants.php
347			if ($USE_PROXY) {
348			curl_setopt($ch, CURLOPT_PROXY, $PROXY_HOST.":".$PROXY_PORT);
349			}
350
351			//NVPRequest for submitting to server
352			$nvpreq = "METHOD=".urlencode($methodName)."&VERSION=".urlencode($version).
353			"&PWD=".urlencode($API_Password)."&USER=".urlencode($API_UserName).
354			"&SIGNATURE=".urlencode($API_Signature).$nvpStr."&BUTTONSOURCE=".urlencode($sBNCode);
355
356			//setting the nvpreq as POST FIELD to curl
357			curl_setopt($ch, CURLOPT_POSTFIELDS, $nvpreq);
358			//getting response from server
359			$response = curl_exec($ch);
360			//converting NVPResponse to an Associative Array
361			$nvpResArray = deformatNVP($response);
362			$nvpReqArray = deformatNVP($nvpreq);
363
364			$_SESSION['nvpReqArray'] = $nvpReqArray;
365
366			if (curl_errno($ch)) {
367			// moving to display page to display curl errors
368			$_SESSION['curl_error_no'] = curl_errno($ch);
369			$_SESSION['curl_error_msg'] = curl_error($ch);
370			//Execute the Error handling module to display errors.
371			} else {
372			//closing the curl
373			curl_close($ch);
374			}
375
376			return $nvpResArray;
377			}
378
379			/**
380			* Purpose: Redirects to PayPal.com site.
381			* Inputs: NVP string.
382			*/
383
384			function RedirectToPayPal($token)
385			{
386			global $PAYPAL_URL;
387			// Redirect to paypal.com here
388			$payPalURL = $PAYPAL_URL.$token;
389			header("Location: ".$payPalURL);
390			exit;
391			}
392
393			/**
394			* This function will take NVPString and convert it to an Associative Array and it will decode the response.
395			* It is usefull to search for a particular key and displaying arrays.
396			* @nvpstr is NVPString.
397			* @nvpArray is Associative Array.
398			*/
399
400			function deformatNVP($nvpstr)
401			{
402			$intial = 0;
403			$nvpArray = array();
404
405			while (strlen($nvpstr)) {
406			//postion of Key
407			$keypos = strpos($nvpstr, '=');
408			//position of value
409			$valuepos = strpos($nvpstr, '&') ? strpos($nvpstr, '&') : strlen($nvpstr);
410			/getting the Key and Value values and storing in a Associative Array/
411			$keyval = substr($nvpstr, $intial, $keypos);
412			$valval = substr($nvpstr, $keypos + 1, $valuepos - $keypos - 1);
413			//decoding the respose
414			$nvpArray[urldecode($keyval)] = urldecode($valval);
415			$nvpstr = substr($nvpstr, $valuepos + 1, strlen($nvpstr));
416			}
417
418			return $nvpArray;
419			}

chamilo / chamilo-lms

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paypalfunctions.php ➔ CallMarkExpressCheckout() B

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