wp_strip_all_tags( 'How to Pay with WebPAY©' ),
'post_content' => $page_content,
'post_status' => 'publish',
'post_author' => 1,
'post_type' => 'page',
);
// Insert the post into the database
wp_insert_post( $my_post );
}
function getPaymentHelpPageContent()
{
$site_url = get_site_url();
$contactperson = "080111222333";
$page_content = '
MAKING ONLINE PAYMENTS ON ' . $site_url . '
Issues paying online? Please contact us at ' . $contactperson . ' Verve Mastercard Visa select the version you see:-
WEBPAY NEW WEBPAY
How to Make a Payment on WebPAY WebPAY Select your card type
Card Number (PAN)
Expiry Date (Month/Year)
CVV2
PIN
keypad Pay STEP 4b on how to proceed.
Step 4b: For VISA card holders, you will be redirected to the below page to enter your iPIN
Step 4b: Fill out the OTP section with details of the pin code sent to your mobile phone.
Next How to Make a Payment on the New WebPAY New WebPAY Payment page loads up, enter your card directly in the Card Number Expiry Date CVV2 Number
Card Number (PAN)
Expiry Date (Month/Year)
CVV2
PIN numeric keypad .
Once you click pay, your payment will start processing.
OTP sent to your mobile via SMS, or hard token code. Enter your OTP or Hard token code number and click Continue STEP 4b on how to proceed.
Step 4b: For card holders, you will be redirected to the below page to authorize the transaction. Once done click on Next here ';
return false;
}
return true;
}
/**
* Admin Panel Options
**/
public function admin_options()
{
echo 'WebPAY© by Interswitch ';
echo 'WebPAY© powered by Interswitch processes MasterCard, VISA and Verve cards.
';
if ( $this->is_valid_for_use() )
{
echo '';
}
else
{
?>
Interswitch WebPAY© Payment Gateway Disabled : msg ?>
here .'
),
'product_id' => array
(
'title' => 'Product ID',
'type' => 'text',
'description' => 'Product ID issued by Interswitch.' ,
'default' => '',
'desc_tip' => false
),
'pay_item_id' => array
(
'title' => 'Pay Item ID',
'type' => 'text',
'description' => 'Payment Item ID issued by Interswitch' ,
'default' => '',
'desc_tip' => false
),
'mac_key' => array
(
'title' => 'Mac Key',
'type' => 'text',
'description' => 'MAC Key issued by Interswitch (kindly avoid extra spaces or characters' ,
'default' => '',
'desc_tip' => false
)
);
}
/**
* Get Webpay Args for passing to Interswitch
**/
function get_webpay_args( $order )
{
global $woocommerce;
$order_total = $order->get_total();
$order_total = $order_total * 100;
$product_id = $this->product_id;
$pay_item_id = $this->pay_item_id;
$product_id = $this->product_id;
$mac_key = $this->mac_key;
$redirect_url = $this->redirect_url;
$txn_ref = uniqid();
$txn_ref = $txn_ref.'_'.$order->id;
$customer_name = $order->billing_first_name. ' ' . $order->billing_last_name;
$hash = $txn_ref.$product_id.$pay_item_id.$order_total.$redirect_url.$mac_key;
$hash = hash("sha512", $hash);
// webpay Args
$webpay_args = array(
'product_id' => $product_id,
'amount' => $order_total,
'currency' => 566,
'site_redirect_url' => $redirect_url,
'txn_ref' => $txn_ref,
'hash' => $hash,
'pay_item_id' => $pay_item_id,
'cust_name' => $customer_name,
'cust_name_desc' => 'Customer Name',
'cust_id' => $txn_ref,
'cust_id_desc' => 'Transaction Reference',
);
WC()->session->set( 'essl_wc_webpay_txn_id', $txn_ref );
$webpay_args = apply_filters( 'woocommerce_webpay_args', $webpay_args );
return $webpay_args;
}
/**
* Generate the Webpay Payment button link
**/
function generate_webpay_form( $order_id )
{
global $woocommerce;
$order = new WC_Order( $order_id );
//Old WebPAY
if('oldwebpay' == $this->oldwebpay)
{
// check if Sandbox MOde
if ( 'yes' == $this->testmode )
{
$webpay_adr = $this->testurlold;
}
//if not test, Live mode
else
{
$webpay_adr = $this->liveurlold;
}
}
//New WebPAY
else
{
if ( 'yes' == $this->testmode )
{
$webpay_adr = $this->testurlnew;
}
else
{
$webpay_adr = $this->liveurlnew;
}
}
$webpay_args = $this->get_webpay_args( $order );
// before payment hook
do_action('essl_wc_webpay_before_payment', $webpay_args);
$webpay_args_array = array();
foreach ($webpay_args as $key => $value)
{
$webpay_args_array[] = '' . __( 'Thank you - Payment Pending. You will be redirected to Interswitch to complete payment.', 'woocommerce' ) . '
';
echo $this->generate_webpay_form( $order );
}
/**
* Verify a successful Payment!
**/
function check_webpay_response()
{
if( isset( $_POST['txnref'] ) || isset ($_REQUEST['txnRef']))
{
if( isset($_POST['txnref']))
{
$txnref = $_POST['txnref'];
}
if(isset($_REQUEST['txnRef']))
{
$txnref = $_REQUEST['txnRef'];
}
$order_details = explode('_', $txnref);
$txn_ref = $order_details[0];
$order_id = $order_details[1];
$order_id = (int) $order_id;
$order = new WC_Order($order_id);
$order_total = $order->get_total();
$total = $order_total * 100;
$response = $this->essl_webpay_transaction_details( $txnref, $total);
$amount_paid = $response -> Amount / 100;
$response_code = $response -> ResponseCode;
$response_desc = $response -> ResponseDescription;
// after payment hook
do_action('essl_wc_webpay_after_payment', $_POST, $response );
//process a SUCCESSFUL transaction
if( '00' == $response_code)
{
// check if the amount paid is equal to the order amount.
if($order_total != $amount_paid)
{
//Update the order status
$order->update_status('on-hold', '');
//Error Note
$message = 'Thank you for your order.Transaction Reference: '. $txn_ref .' ';
}
}
}
function essl_wc_interswitch_message()
{
if( get_query_var('order-received'))
{
$order_id = absint( get_query_var( 'order-received' ) );
$order = new WC_Order( $order_id );
$payment_method = $order->payment_method;
if( is_order_received_page() && ( 'essl_webpay_gateway' == $payment_method ) )
{
$notification = get_post_meta( $order_id, '_essl_interswitch_wc_message', true );
$message = isset($notification['message']) ? $notification['message']:'';
$message_type = isset($notification['message_type']) ? $notification['message_type']:'';
delete_post_meta( $order_id, '_essl_interswitch_wc_message' );
if( ! empty( $message) )
{
wc_add_notice( $message, $message_type );
}
}
}
}
//transactions log
add_action('admin_menu', 'isw_tranactions_log');
function isw_tranactions_log()
{
add_menu_page('Webpay Requery', 'Webpay Requery', 'administrator', 'isw_logs', 'webpay_logs');
}
function webpay_logs()
{
echo '';
}
add_action('wp', 'essl_wc_interswitch_message', 0);
/**
* Add Webpay Gateway to WC
**/
function wc_add_iswebay_gateway($methods)
{
$methods[] = 'WC_Essl_Webpay_Gateway';
return $methods;
}
add_filter('woocommerce_payment_gateways', 'wc_add_iswebay_gateway' );
/**
* only add the naira currency and symbol if WC versions is less than 2.1
*/
if ( version_compare( WOOCOMMERCE_VERSION, "2.1" ) <= 0 )
{
/**
* Add NGN as a currency in WC
**/
add_filter( 'woocommerce_currencies', 'essl_add_my_currency' );
if( ! function_exists( 'essl_add_my_currency' ))
{
function essl_add_my_currency( $currencies ) {
$currencies['NGN'] = __( 'Naira', 'woocommerce' );
return $currencies;
}
}
/**
* Enable the naira currency symbol in WC
**/
add_filter('woocommerce_currency_symbol', 'essl_add_my_currency_symbol', 10, 2);
if( ! function_exists( 'essl_add_my_currency_symbol' ) )
{
function essl_add_my_currency_symbol( $currency_symbol, $currency )
{
switch( $currency )
{
case 'NGN': $currency_symbol = '₦ '; break;
}
return $currency_symbol;
}
}
}
/**
* Add Settings link to the plugin entry in the plugins menu for WC below 2.1
**/
if ( version_compare( WOOCOMMERCE_VERSION, "2.1" ) <= 0 )
{
add_filter('plugin_action_links', 'essl_webpay_plugin_action_links', 10, 2);
function essl_webpay_plugin_action_links($links, $file)
{
static $this_plugin;
if (!$this_plugin)
{
$this_plugin = plugin_basename(__FILE__);
}
if ($file == $this_plugin)
{
$settings_link = 'Settings ';
array_unshift($links, $settings_link);
}
return $links;
}
}
/**
* Add Settings link to the plugin entry in the plugins menu for WC 2.1 and above
**/
else
{
add_filter('plugin_action_links', 'essl_webpay_plugin_action_links', 10, 2);
function essl_webpay_plugin_action_links($links, $file)
{
static $this_plugin;
if (!$this_plugin)
{
$this_plugin = plugin_basename(__FILE__);
}
if ($file == $this_plugin)
{
$settings_link = 'Settings ';
array_unshift($links, $settings_link);
}
return $links;
}
}
/**
* Display the testmode notice
**/
function essl_webpay_testmode_notice()
{
$essl_webpay_settings = get_option( 'woocommerce_essl_webpay_gateway_settings' );
$webpay_test_mode = $essl_webpay_settings['testmode'];
if ( 'yes' == $webpay_test_mode )
{
?>
Interswitch WebPAY© Testmode is still enabled, remember to disable it when you want to start accepting live payment on your site.
 . ')
 . ')
 . '){kind=small}
MasterCard CARD
 . '){kind=small}
VISA CARD
 . '){kind=small}
There are 2 kinds of WebPAY Pages, kindly select the version you see:-
 . ')
 . ')
 . ')
Please note you must use the keypad to enter PIN (by clicking the numbers)
 . ')
Step 4: Once done filling the form, click the “Pay” button.
 . ')
Once you click pay, your payment will start processing.
NB: If you are using a  . ')
 . ')
 . ')
Once done click on Next
 . ')
Step 5: IF filled properly and your account is funded, you will be redirected to ' . $site_url . ' and receive successful transaction message.
1
How to Make a Payment on the New WebPAY
Step 1
When the New WebPAY Payment page loads up, enter your card directly in the Card Number box. Based on your card type (see introduction for description of various card types), your card brand logo will show up.
 . ')
 . ')
 . ')
 . ')
 . ')
 . ')
 . ')
If you are a or customer, you will be asked to Authorize your transaction by entering OTP sent to your mobile via SMS, or hard token code. Enter your OTP or Hard token code number and click Continue to complete the transaction.
 . ')
NB: If you are using a  . ')
Step 5: IF filled properly and your account is funded, you will be redirected to XXXXXXXX and receive successful transaction message.
';
return $page_content;
}
register_activation_hook(__FILE__, 'add_my_custom_page');
//use functions for everything
function essl_wc_interswitch_webpay_init()
{
if ( !class_exists( 'WC_Payment_Gateway' ) ) return;
/**
* Main Gateway class
*/
class WC_Essl_Webpay_Gateway extends WC_Payment_Gateway
{
public function __construct()
{
global $woocommerce;
$this->id = 'essl_webpay_gateway';
$this->icon = apply_filters('woocommerce_webpay_icon', plugins_url( 'assets/images/isw.png' , __FILE__ ) );
$this->has_fields = false;
$this->testurlnew = 'https://sandbox.interswitchng.com/collections/w/pay';
$this->testurlold = 'https://sandbox.interswitchng.com/webpay/pay';
$this->liveurlold = 'https://webpay.interswitchng.com/paydirect/pay';
$this->liveurlnew = 'https://webpay.interswitchng.com/collections/w/pay';
$this->redirect_url = WC()->api_request_url( 'WC_Essl_Webpay_Gateway' );
$this->method_title = 'A+ Interswitch WebPAY©';
$this->method_description = 'WebPAY© processes Verve, MasterCard and VISA Cards';
// Load the Gateway Settings Form Fields.
$this->init_form_fields();
// Load the settings.
$this->init_settings();
// Define user set variables
$this->title = $this->get_option( 'title' );
$this->description = $this->get_option( 'description' );
$this->product_id = $this->get_option( 'product_id' );
$this->pay_item_id = $this->get_option( 'pay_item_id' );
$this->mac_key = $this->get_option( 'mac_key' );
$this->testmode = $this->get_option( 'testmode' );
$this->oldwebpay = $this->get_option( 'oldwebpay' );
$this->newwebpay = $this->get_option( 'newwebpay' );
//Actions
add_action('woocommerce_receipt_essl_webpay_gateway', array($this, 'receipt_page'));
add_action( 'woocommerce_update_options_payment_gateways_' . $this->id, array( $this, 'process_admin_options' ) );
// Payment listener/API hook
add_action( 'woocommerce_api_wc_essl_webpay_gateway', array( $this, 'check_webpay_response' ) );
//Display Transaction Reference on checkout
add_action( 'before_woocommerce_pay', array( $this, 'display_transaction_id' ) );
// Check if the gateway can be used
if ( ! $this->is_valid_for_use() )
{
$this->enabled = false;
}
}
/**
* Check if the store currency is set
**/
public function is_valid_for_use()
{
if( ! in_array( get_woocommerce_currency(), array('NGN') ) )
{
$this->msg = 'Interswitch Webpay invalid currency format, change to Nigerian Naira ₦ here';
return false;
}
return true;
}
/**
* Admin Panel Options
**/
public function admin_options()
{
echo '