/**
* generates the iframe from the given details
* @param array $values this array should contain the fields required by pesapal
* description - description of the item or service
* currency - if set will override the config settings you have of currency
* user -which should be your client user id if you have a system of users
* first_name- the first name of the user that is paying
* last_name - the last name of the user that is paying
* email - this should be a valid email or pesapal will throw an error
* phone_number -which is option if you have the email
* amount - the total amount to be posted to pesapal
* reference Please Make sure this is a unique key to the transaction. May be left empty it will be auto generated
* type - default is MERCHANT
* frame_height- this is the height of the iframe please provide integers as in 900 without the px
*
* @return string the iframe of pesapal
*/
public function Iframe($values = array())
{
global $enabled, $consumer_key, $consumer_secret, $currency;
// echo "$currency enabled $enabled consumer_key $consumer_key consumer_se =$consumer_secret";
//die();
$token = $params = NULL;
//account on demo.pesapal.com. When you are ready to go live make sure you
//change the secret to the live account registered on www.pesapal.com!
$signature_method = new Oauth\OAuthSignatureMethod_HMAC_SHA1();
//set if enabled
if ($enabled) {
$iframelink = 'https://www.pesapal.com/api/PostPesapalDirectOrderV4';
} else {
$iframelink = 'http://demo.pesapal.com/API/PostPesapalDirectOrderV4';
}
$amount = $values['amount'];
//removed the below code since I saw on the forums pesapal interprets as a fullstop as in 1,000 = 1.0
// $amount = number_format($amount, 2); //format amount to 2 decimal places
$desc = $values['description'];
//$type = $values['type']; //default value = MERCHANT
if (in_array("reference", $values, false)) {
$ref = str_repeat('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789', 5);
$reference = substr(str_shuffle($ref), 0, 10);
} else {
$reference = $values['reference'];
//unique order id of the transaction, generated by merchant
}
$first_name = $values['first_name'];
//[optional]
$last_name = $values['last_name'];
//[optional]
$email = $values['email'];
$type = 'MERCHANT';
if (!in_array("type", $values)) {
$type = 'MERCHANT';
} else {
$type = $values['type'];
}
$phone_number = $values['phone_number'];
if (in_array("currency", $values, TRUE)) {
$currency = $values['currency'];
}
$amount = number_format($amount, 2);
//format amount to 2 decimal places
if (Input::has("currency")) {
$currency = Input::get('currency');
}
//the array data to be posted to pesapal
$data = array("currency" => $currency, "amount" => $amount, "description" => $desc, "type" => $type, "reference" => $reference, "first_name" => $first_name, "last_name" => $last_name, "phone_number" => $phone_number, "user" => $values['user'], "email" => $email);
//check to see if there is any payment with this reference id
//and also avoids duplicates in the database
$query = Pesapalpayments::where("reference", $reference)->first();
if (count($query) == 0) {
Pesapalpayments::create($data);
}
$callback_url = url('/pesapal_redirect');
//redirect url, the page that will handle the response from pesapal.
$post_xml = "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n\t\t\t\t <PesapalDirectOrderInfo\n\t\t\t\t\t\txmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n\t\t\t\t\t \txmlns:xsd=\"http://www.w3.org/2001/XMLSchema\"\n\t\t\t\t\t \tCurrency=\"" . $currency . "\"\n\t\t\t\t\t \tAmount=\"" . $amount . "\"\n\t\t\t\t\t \tDescription=\"" . $desc . "\"\n\t\t\t\t\t \tType=\"" . $type . "\"\n\t\t\t\t\t \tReference=\"" . $reference . "\"\n\t\t\t\t\t \tFirstName=\"" . $first_name . "\"\n\t\t\t\t\t \tLastName=\"" . $last_name . "\"\n\t\t\t\t\t \tEmail=\"" . $email . "\"\n\t\t\t\t\t \tPhoneNumber=\"" . $phone_number . "\"\n\t\t\t\t\t \txmlns=\"http://www.pesapal.com\" />";
$post_xml = htmlentities($post_xml);
$consumer = new Oauth\OAuthConsumer($consumer_key, $consumer_secret);
//post transaction to pesapal
$iframe_src = Oauth\OAuthRequest::from_consumer_and_token($consumer, $token, "GET", $iframelink, $params);
$iframe_src->set_parameter("oauth_callback", $callback_url);
$iframe_src->set_parameter("pesapal_request_data", $post_xml);
$iframe_src->sign_request($signature_method, $consumer, $token);
// var_dump($post_xml);
if (!isset($values['frame_height'])) {
$values['frame_height'] = 900;
}
return '<iframe src="' . $iframe_src . '" width="100%" height="' . $values['frame_height'] . 'px" scrolling="no" frameBorder="0">';
//return '<iframe src="'.$iframe_src.' width="500px" height="620px" scrolling="auto" frameBorder="0"> <p>Unable to load the payment page</p> </iframe>';
}
