WordImpress / Give

includes/gateways/paypal-standard.php

Spacing +178 added lines, -178 removed lines

@@ -9,7 +9,7 @@ 
  * @since       1.0
  */
 
-if ( ! defined( 'ABSPATH' ) ) {
+if ( ! defined('ABSPATH')) {
 	exit;
 }
 
@@ -21,7 +21,7 @@ 
  * @access private
  * @since  1.0
  */
-add_action( 'give_paypal_cc_form', '__return_false' );
+add_action('give_paypal_cc_form', '__return_false');
 
 /**
  * Process PayPal Purchase.
@@ -32,14 +32,14 @@ 
  *
  * @return void
  */
-function give_process_paypal_purchase( $purchase_data ) {
+function give_process_paypal_purchase($purchase_data) {
 
-	if ( ! wp_verify_nonce( $purchase_data['gateway_nonce'], 'give-gateway' ) ) {
-		wp_die( esc_html__( 'Nonce verification has failed.', 'give' ), esc_html__( 'Error', 'give' ), array( 'response' => 403 ) );
+	if ( ! wp_verify_nonce($purchase_data['gateway_nonce'], 'give-gateway')) {
+		wp_die(esc_html__('Nonce verification has failed.', 'give'), esc_html__('Error', 'give'), array('response' => 403));
 	}
 
-	$form_id  = intval( $purchase_data['post_data']['give-form-id'] );
-	$price_id = isset( $purchase_data['post_data']['give-price-id'] ) ? $purchase_data['post_data']['give-price-id'] : '';
+	$form_id  = intval($purchase_data['post_data']['give-form-id']);
+	$price_id = isset($purchase_data['post_data']['give-price-id']) ? $purchase_data['post_data']['give-price-id'] : '';
 
 	// Collect payment data.
 	$payment_data = array(
@@ -57,69 +57,69 @@ 
 	);
 
 	// Record the pending payment.
-	$payment = give_insert_payment( $payment_data );
+	$payment = give_insert_payment($payment_data);
 
 	// Check payment.
-	if ( ! $payment ) {
+	if ( ! $payment) {
 		// Record the error.
 		give_record_gateway_error(
-			esc_html__( 'Payment Error', 'give' ),
+			esc_html__('Payment Error', 'give'),
 			sprintf(
 			/* translators: %s: payment data */
-				esc_html__( 'Payment creation failed before sending buyer to PayPal. Payment data: %s', 'give' ),
-				json_encode( $payment_data )
+				esc_html__('Payment creation failed before sending buyer to PayPal. Payment data: %s', 'give'),
+				json_encode($payment_data)
 			),
 			$payment
 		);
 		// Problems? Send back.
-		give_send_back_to_checkout( '?payment-mode=' . $purchase_data['post_data']['give-gateway'] );
+		give_send_back_to_checkout('?payment-mode='.$purchase_data['post_data']['give-gateway']);
 
 	} else {
 
 		// Only send to PayPal if the pending payment is created successfully.
-		$listener_url = add_query_arg( 'give-listener', 'IPN', home_url( 'index.php' ) );
+		$listener_url = add_query_arg('give-listener', 'IPN', home_url('index.php'));
 
 		// Get the success url
-		$return_url = add_query_arg( array(
+		$return_url = add_query_arg(array(
 			'payment-confirmation' => 'paypal',
 			'payment-id'           => $payment
 
-		), get_permalink( give_get_option( 'success_page' ) ) );
+		), get_permalink(give_get_option('success_page')));
 
 		// Get the PayPal redirect uri
-		$paypal_redirect = trailingslashit( give_get_paypal_redirect() ) . '?';
+		$paypal_redirect = trailingslashit(give_get_paypal_redirect()).'?';
 
 		//Item name - pass level name if variable priced
 		$item_name = $purchase_data['post_data']['give-form-title'];
 
 		//Verify has variable prices
-		if ( give_has_variable_prices( $form_id ) && isset( $purchase_data['post_data']['give-price-id'] ) ) {
+		if (give_has_variable_prices($form_id) && isset($purchase_data['post_data']['give-price-id'])) {
 
-			$item_price_level_text = give_get_price_option_name( $form_id, $purchase_data['post_data']['give-price-id'] );
+			$item_price_level_text = give_get_price_option_name($form_id, $purchase_data['post_data']['give-price-id']);
 
-			$price_level_amount = give_get_price_option_amount( $form_id, $purchase_data['post_data']['give-price-id'] );
+			$price_level_amount = give_get_price_option_amount($form_id, $purchase_data['post_data']['give-price-id']);
 
 			//Donation given doesn't match selected level (must be a custom amount)
-			if ( $price_level_amount != give_sanitize_amount( $purchase_data['price'] ) ) {
-				$custom_amount_text = get_post_meta( $form_id, '_give_custom_amount_text', true );
+			if ($price_level_amount != give_sanitize_amount($purchase_data['price'])) {
+				$custom_amount_text = get_post_meta($form_id, '_give_custom_amount_text', true);
 				//user custom amount text if any, fallback to default if not
-				$item_name .= ' - ' . ( ! empty( $custom_amount_text ) ? $custom_amount_text : esc_html__( 'Custom Amount', 'give' ) );
+				$item_name .= ' - '.( ! empty($custom_amount_text) ? $custom_amount_text : esc_html__('Custom Amount', 'give'));
 
 			} //Is there any donation level text?
-			elseif ( ! empty( $item_price_level_text ) ) {
-				$item_name .= ' - ' . $item_price_level_text;
+			elseif ( ! empty($item_price_level_text)) {
+				$item_name .= ' - '.$item_price_level_text;
 			}
 
 		} //Single donation: Custom Amount
-		elseif ( give_get_form_price( $form_id ) !== give_sanitize_amount( $purchase_data['price'] ) ) {
-			$custom_amount_text = get_post_meta( $form_id, '_give_custom_amount_text', true );
+		elseif (give_get_form_price($form_id) !== give_sanitize_amount($purchase_data['price'])) {
+			$custom_amount_text = get_post_meta($form_id, '_give_custom_amount_text', true);
 			//user custom amount text if any, fallback to default if not
-			$item_name .= ' - ' . ( ! empty( $custom_amount_text ) ? $custom_amount_text : esc_html__( 'Custom Amount', 'give' ) );
+			$item_name .= ' - '.( ! empty($custom_amount_text) ? $custom_amount_text : esc_html__('Custom Amount', 'give'));
 		}
 
 		// Setup PayPal arguments
 		$paypal_args = array(
-			'business'      => give_get_option( 'paypal_email', false ),
+			'business'      => give_get_option('paypal_email', false),
 			'email'         => $purchase_data['user_email'],
 			'invoice'       => $purchase_data['purchase_key'],
 			'amount'        => $purchase_data['price'],
@@ -130,25 +130,25 @@ 
 			'shipping'      => '0',
 			'no_note'       => '1',
 			'currency_code' => give_get_currency(),
-			'charset'       => get_bloginfo( 'charset' ),
+			'charset'       => get_bloginfo('charset'),
 			'custom'        => $payment,
 			'rm'            => '2',
 			'return'        => $return_url,
-			'cancel_return' => give_get_failed_transaction_uri( '?payment-id=' . $payment ),
+			'cancel_return' => give_get_failed_transaction_uri('?payment-id='.$payment),
 			'notify_url'    => $listener_url,
 			'page_style'    => give_get_paypal_page_style(),
-			'cbt'           => get_bloginfo( 'name' ),
+			'cbt'           => get_bloginfo('name'),
 			'bn'            => 'givewp_SP'
 		);
 
-		if ( ! empty( $purchase_data['user_info']['address'] ) ) {
+		if ( ! empty($purchase_data['user_info']['address'])) {
 			$paypal_args['address1'] = $purchase_data['user_info']['address']['line1'];
 			$paypal_args['address2'] = $purchase_data['user_info']['address']['line2'];
 			$paypal_args['city']     = $purchase_data['user_info']['address']['city'];
 			$paypal_args['country']  = $purchase_data['user_info']['address']['country'];
 		}
 
-		if ( give_get_option( 'paypal_button_type' ) === 'standard' ) {
+		if (give_get_option('paypal_button_type') === 'standard') {
 			$paypal_extra_args = array(
 				'cmd' => '_xclick',
 			);
@@ -158,23 +158,23 @@ 
 			);
 		}
 
-		$paypal_args = array_merge( $paypal_extra_args, $paypal_args );
-		$paypal_args = apply_filters( 'give_paypal_redirect_args', $paypal_args, $purchase_data );
+		$paypal_args = array_merge($paypal_extra_args, $paypal_args);
+		$paypal_args = apply_filters('give_paypal_redirect_args', $paypal_args, $purchase_data);
 
 		// Build query
-		$paypal_redirect .= http_build_query( $paypal_args );
+		$paypal_redirect .= http_build_query($paypal_args);
 
 		// Fix for some sites that encode the entities
-		$paypal_redirect = str_replace( '&', '&', $paypal_redirect );
+		$paypal_redirect = str_replace('&', '&', $paypal_redirect);
 
 		// Redirect to PayPal
-		wp_redirect( $paypal_redirect );
+		wp_redirect($paypal_redirect);
 		exit;
 	}
 
 }
 
-add_action( 'give_gateway_paypal', 'give_process_paypal_purchase' );
+add_action('give_gateway_paypal', 'give_process_paypal_purchase');
 
 /**
  * Listens for a PayPal IPN requests and then sends to the processing function
@@ -184,12 +184,12 @@ 
  */
 function give_listen_for_paypal_ipn() {
 	// Regular PayPal IPN
-	if ( isset( $_GET['give-listener'] ) && $_GET['give-listener'] == 'IPN' ) {
-		do_action( 'give_verify_paypal_ipn' );
+	if (isset($_GET['give-listener']) && $_GET['give-listener'] == 'IPN') {
+		do_action('give_verify_paypal_ipn');
 	}
 }
 
-add_action( 'init', 'give_listen_for_paypal_ipn' );
+add_action('init', 'give_listen_for_paypal_ipn');
 
 /**
  * Process PayPal IPN
@@ -200,7 +200,7 @@ 
 function give_process_paypal_ipn() {
 
 	// Check the request method is POST
-	if ( isset( $_SERVER['REQUEST_METHOD'] ) && $_SERVER['REQUEST_METHOD'] != 'POST' ) {
+	if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] != 'POST') {
 		return;
 	}
 
@@ -208,11 +208,11 @@ 
 	$post_data = '';
 
 	// Fallback just in case post_max_size is lower than needed
-	if ( ini_get( 'allow_url_fopen' ) ) {
-		$post_data = file_get_contents( 'php://input' );
+	if (ini_get('allow_url_fopen')) {
+		$post_data = file_get_contents('php://input');
 	} else {
 		// If allow_url_fopen is not enabled, then make sure that post_max_size is large enough
-		ini_set( 'post_max_size', '12M' );
+		ini_set('post_max_size', '12M');
 	}
 	// Start the encoded data collection with notification command
 	$encoded_data = 'cmd=_notify-validate';
@@ -221,40 +221,40 @@ 
 	$arg_separator = give_get_php_arg_separator_output();
 
 	// Verify there is a post_data
-	if ( $post_data || strlen( $post_data ) > 0 ) {
+	if ($post_data || strlen($post_data) > 0) {
 		// Append the data
-		$encoded_data .= $arg_separator . $post_data;
+		$encoded_data .= $arg_separator.$post_data;
 	} else {
 		// Check if POST is empty
-		if ( empty( $_POST ) ) {
+		if (empty($_POST)) {
 			// Nothing to do
 			return;
 		} else {
 			// Loop through each POST
-			foreach ( $_POST as $key => $value ) {
+			foreach ($_POST as $key => $value) {
 				// Encode the value and append the data
-				$encoded_data .= $arg_separator . "$key=" . urlencode( $value );
+				$encoded_data .= $arg_separator."$key=".urlencode($value);
 			}
 		}
 	}
 
 	// Convert collected post data to an array
-	parse_str( $encoded_data, $encoded_data_array );
+	parse_str($encoded_data, $encoded_data_array);
 
-	foreach ( $encoded_data_array as $key => $value ) {
+	foreach ($encoded_data_array as $key => $value) {
 
-		if ( false !== strpos( $key, 'amp;' ) ) {
-			$new_key = str_replace( '&', '&', $key );
-			$new_key = str_replace( 'amp;', '&', $new_key );
+		if (false !== strpos($key, 'amp;')) {
+			$new_key = str_replace('&', '&', $key);
+			$new_key = str_replace('amp;', '&', $new_key);
 
-			unset( $encoded_data_array[ $key ] );
-			$encoded_data_array[ $new_key ] = $value;
+			unset($encoded_data_array[$key]);
+			$encoded_data_array[$new_key] = $value;
 		}
 
 	}
 
 	//Validate IPN request w/ PayPal if user hasn't disabled this security measure
-	if ( ! give_get_option( 'disable_paypal_verification' ) ) {
+	if ( ! give_get_option('disable_paypal_verification')) {
 
 		$remote_post_vars = array(
 			'method'      => 'POST',
@@ -274,28 +274,28 @@ 
 		);
 
 		// Validate the IPN
-		$api_response = wp_remote_post( give_get_paypal_redirect(), $remote_post_vars );
+		$api_response = wp_remote_post(give_get_paypal_redirect(), $remote_post_vars);
 
-		if ( is_wp_error( $api_response ) ) {
+		if (is_wp_error($api_response)) {
 			give_record_gateway_error(
-				esc_html__( 'IPN Error', 'give' ),
+				esc_html__('IPN Error', 'give'),
 				sprintf(
 				/* translators: %s: Paypal IPN response */
-					esc_html__( 'Invalid IPN verification response. IPN data: %s', 'give' ),
-					json_encode( $api_response )
+					esc_html__('Invalid IPN verification response. IPN data: %s', 'give'),
+					json_encode($api_response)
 				)
 			);
 
 			return; // Something went wrong
 		}
 
-		if ( $api_response['body'] !== 'VERIFIED' && give_get_option( 'disable_paypal_verification', false ) ) {
+		if ($api_response['body'] !== 'VERIFIED' && give_get_option('disable_paypal_verification', false)) {
 			give_record_gateway_error(
-				esc_html__( 'IPN Error', 'give' ),
+				esc_html__('IPN Error', 'give'),
 				sprintf(
 				/* translators: %s: Paypal IPN response */
-					esc_html__( 'Invalid IPN verification response. IPN data: %s', 'give' ),
-					json_encode( $api_response )
+					esc_html__('Invalid IPN verification response. IPN data: %s', 'give'),
+					json_encode($api_response)
 				)
 			);
 
@@ -305,7 +305,7 @@ 
 	}
 
 	// Check if $post_data_array has been populated
-	if ( ! is_array( $encoded_data_array ) && ! empty( $encoded_data_array ) ) {
+	if ( ! is_array($encoded_data_array) && ! empty($encoded_data_array)) {
 		return;
 	}
 
@@ -314,21 +314,21 @@ 
 		'payment_status' => ''
 	);
 
-	$encoded_data_array = wp_parse_args( $encoded_data_array, $defaults );
+	$encoded_data_array = wp_parse_args($encoded_data_array, $defaults);
 
-	$payment_id = isset( $encoded_data_array['custom'] ) ? absint( $encoded_data_array['custom'] ) : 0;
+	$payment_id = isset($encoded_data_array['custom']) ? absint($encoded_data_array['custom']) : 0;
 
-	if ( has_action( 'give_paypal_' . $encoded_data_array['txn_type'] ) ) {
+	if (has_action('give_paypal_'.$encoded_data_array['txn_type'])) {
 		// Allow PayPal IPN types to be processed separately
-		do_action( 'give_paypal_' . $encoded_data_array['txn_type'], $encoded_data_array, $payment_id );
+		do_action('give_paypal_'.$encoded_data_array['txn_type'], $encoded_data_array, $payment_id);
 	} else {
 		// Fallback to web accept just in case the txn_type isn't present
-		do_action( 'give_paypal_web_accept', $encoded_data_array, $payment_id );
+		do_action('give_paypal_web_accept', $encoded_data_array, $payment_id);
 	}
 	exit;
 }
 
-add_action( 'give_verify_paypal_ipn', 'give_process_paypal_ipn' );
+add_action('give_verify_paypal_ipn', 'give_process_paypal_ipn');
 
 /**
  * Process web accept (one time) payment IPNs
@@ -339,224 +339,224 @@ 
  *
  * @return void
  */
-function give_process_paypal_web_accept_and_cart( $data, $payment_id ) {
+function give_process_paypal_web_accept_and_cart($data, $payment_id) {
 
-	if ( $data['txn_type'] != 'web_accept' && $data['txn_type'] != 'cart' && $data['payment_status'] != 'Refunded' ) {
+	if ($data['txn_type'] != 'web_accept' && $data['txn_type'] != 'cart' && $data['payment_status'] != 'Refunded') {
 		return;
 	}
 
-	if ( empty( $payment_id ) ) {
+	if (empty($payment_id)) {
 		return;
 	}
 
 	// Collect payment details
-	$purchase_key   = isset( $data['invoice'] ) ? $data['invoice'] : $data['item_number'];
+	$purchase_key   = isset($data['invoice']) ? $data['invoice'] : $data['item_number'];
 	$paypal_amount  = $data['mc_gross'];
-	$payment_status = strtolower( $data['payment_status'] );
-	$currency_code  = strtolower( $data['mc_currency'] );
-	$business_email = isset( $data['business'] ) && is_email( $data['business'] ) ? trim( $data['business'] ) : trim( $data['receiver_email'] );
-	$payment_meta   = give_get_payment_meta( $payment_id );
+	$payment_status = strtolower($data['payment_status']);
+	$currency_code  = strtolower($data['mc_currency']);
+	$business_email = isset($data['business']) && is_email($data['business']) ? trim($data['business']) : trim($data['receiver_email']);
+	$payment_meta   = give_get_payment_meta($payment_id);
 
 
-	if ( give_get_payment_gateway( $payment_id ) != 'paypal' ) {
+	if (give_get_payment_gateway($payment_id) != 'paypal') {
 		return; // this isn't a PayPal standard IPN
 	}
 
 	// Verify payment recipient
-	if ( strcasecmp( $business_email, trim( give_get_option( 'paypal_email' ) ) ) != 0 ) {
+	if (strcasecmp($business_email, trim(give_get_option('paypal_email'))) != 0) {
 
 		give_record_gateway_error(
-			esc_html__( 'IPN Error', 'give' ),
+			esc_html__('IPN Error', 'give'),
 			sprintf(
 			/* translators: %s: Paypal IPN response */
-				esc_html__( 'Invalid business email in IPN response. IPN data: %s', 'give' ),
-				json_encode( $data )
+				esc_html__('Invalid business email in IPN response. IPN data: %s', 'give'),
+				json_encode($data)
 			),
 			$payment_id
 		);
-		give_update_payment_status( $payment_id, 'failed' );
-		give_insert_payment_note( $payment_id, esc_html__( 'Payment failed due to invalid PayPal business email.', 'give' ) );
+		give_update_payment_status($payment_id, 'failed');
+		give_insert_payment_note($payment_id, esc_html__('Payment failed due to invalid PayPal business email.', 'give'));
 
 		return;
 	}
 
 	// Verify payment currency
-	if ( $currency_code != strtolower( $payment_meta['currency'] ) ) {
+	if ($currency_code != strtolower($payment_meta['currency'])) {
 
 		give_record_gateway_error(
-			esc_html__( 'IPN Error', 'give' ),
+			esc_html__('IPN Error', 'give'),
 			sprintf(
 			/* translators: %s: Paypal IPN response */
-				esc_html__( 'Invalid currency in IPN response. IPN data: %s', 'give' ),
-				json_encode( $data )
+				esc_html__('Invalid currency in IPN response. IPN data: %s', 'give'),
+				json_encode($data)
 			),
 			$payment_id
 		);
-		give_update_payment_status( $payment_id, 'failed' );
-		give_insert_payment_note( $payment_id, esc_html__( 'Payment failed due to invalid currency in PayPal IPN.', 'give' ) );
+		give_update_payment_status($payment_id, 'failed');
+		give_insert_payment_note($payment_id, esc_html__('Payment failed due to invalid currency in PayPal IPN.', 'give'));
 
 		return;
 	}
 
-	if ( ! give_get_payment_user_email( $payment_id ) ) {
+	if ( ! give_get_payment_user_email($payment_id)) {
 
 		// No email associated with purchase, so store from PayPal
-		give_update_payment_meta( $payment_id, '_give_payment_user_email', $data['payer_email'] );
+		give_update_payment_meta($payment_id, '_give_payment_user_email', $data['payer_email']);
 
 		// Setup and store the donors's details
 		$address            = array();
-		$address['line1']   = ! empty( $data['address_street'] ) ? sanitize_text_field( $data['address_street'] ) : false;
-		$address['city']    = ! empty( $data['address_city'] ) ? sanitize_text_field( $data['address_city'] ) : false;
-		$address['state']   = ! empty( $data['address_state'] ) ? sanitize_text_field( $data['address_state'] ) : false;
-		$address['country'] = ! empty( $data['address_country_code'] ) ? sanitize_text_field( $data['address_country_code'] ) : false;
-		$address['zip']     = ! empty( $data['address_zip'] ) ? sanitize_text_field( $data['address_zip'] ) : false;
+		$address['line1']   = ! empty($data['address_street']) ? sanitize_text_field($data['address_street']) : false;
+		$address['city']    = ! empty($data['address_city']) ? sanitize_text_field($data['address_city']) : false;
+		$address['state']   = ! empty($data['address_state']) ? sanitize_text_field($data['address_state']) : false;
+		$address['country'] = ! empty($data['address_country_code']) ? sanitize_text_field($data['address_country_code']) : false;
+		$address['zip']     = ! empty($data['address_zip']) ? sanitize_text_field($data['address_zip']) : false;
 
 		$user_info = array(
 			'id'         => '-1',
-			'email'      => sanitize_text_field( $data['payer_email'] ),
-			'first_name' => sanitize_text_field( $data['first_name'] ),
-			'last_name'  => sanitize_text_field( $data['last_name'] ),
+			'email'      => sanitize_text_field($data['payer_email']),
+			'first_name' => sanitize_text_field($data['first_name']),
+			'last_name'  => sanitize_text_field($data['last_name']),
 			'discount'   => '',
 			'address'    => $address
 		);
 
 		$payment_meta['user_info'] = $user_info;
-		give_update_payment_meta( $payment_id, '_give_payment_meta', $payment_meta );
+		give_update_payment_meta($payment_id, '_give_payment_meta', $payment_meta);
 	}
 
-	if ( $payment_status == 'refunded' || $payment_status == 'reversed' ) {
+	if ($payment_status == 'refunded' || $payment_status == 'reversed') {
 
 		// Process a refund
-		give_process_paypal_refund( $data, $payment_id );
+		give_process_paypal_refund($data, $payment_id);
 
 	} else {
 
-		if ( get_post_status( $payment_id ) == 'publish' ) {
+		if (get_post_status($payment_id) == 'publish') {
 			return; // Only complete payments once
 		}
 
 		// Retrieve the total purchase amount (before PayPal)
-		$payment_amount = give_get_payment_amount( $payment_id );
+		$payment_amount = give_get_payment_amount($payment_id);
 
-		if ( number_format( (float) $paypal_amount, 2 ) < number_format( (float) $payment_amount, 2 ) ) {
+		if (number_format((float) $paypal_amount, 2) < number_format((float) $payment_amount, 2)) {
 			// The prices don't match
 			give_record_gateway_error(
-				esc_html__( 'IPN Error', 'give' ),
+				esc_html__('IPN Error', 'give'),
 				sprintf(
 				/* translators: %s: Paypal IPN response */
-					esc_html__( 'Invalid payment amount in IPN response. IPN data: %s', 'give' ),
-					json_encode( $data )
+					esc_html__('Invalid payment amount in IPN response. IPN data: %s', 'give'),
+					json_encode($data)
 				),
 				$payment_id
 			);
-			give_update_payment_status( $payment_id, 'failed' );
-			give_insert_payment_note( $payment_id, esc_html__( 'Payment failed due to invalid amount in PayPal IPN.', 'give' ) );
+			give_update_payment_status($payment_id, 'failed');
+			give_insert_payment_note($payment_id, esc_html__('Payment failed due to invalid amount in PayPal IPN.', 'give'));
 
 			return;
 		}
-		if ( $purchase_key != give_get_payment_key( $payment_id ) ) {
+		if ($purchase_key != give_get_payment_key($payment_id)) {
 			// Purchase keys don't match
 			give_record_gateway_error(
-				esc_html__( 'IPN Error', 'give' ),
+				esc_html__('IPN Error', 'give'),
 				sprintf(
 				/* translators: %s: Paypal IPN response */
-					esc_html__( 'Invalid purchase key in IPN response. IPN data: %s', 'give' ),
-					json_encode( $data )
+					esc_html__('Invalid purchase key in IPN response. IPN data: %s', 'give'),
+					json_encode($data)
 				),
 				$payment_id
 			);
-			give_update_payment_status( $payment_id, 'failed' );
-			give_insert_payment_note( $payment_id, esc_html__( 'Payment failed due to invalid purchase key in PayPal IPN.', 'give' ) );
+			give_update_payment_status($payment_id, 'failed');
+			give_insert_payment_note($payment_id, esc_html__('Payment failed due to invalid purchase key in PayPal IPN.', 'give'));
 
 			return;
 		}
 
-		if ( $payment_status == 'completed' || give_is_test_mode() ) {
+		if ($payment_status == 'completed' || give_is_test_mode()) {
 			give_insert_payment_note(
 				$payment_id,
 				sprintf(
 				/* translators: %s: Paypal transaction ID */
-					esc_html__( 'PayPal Transaction ID: %s', 'give' ),
+					esc_html__('PayPal Transaction ID: %s', 'give'),
 					$data['txn_id']
 				)
 			);
-			give_set_payment_transaction_id( $payment_id, $data['txn_id'] );
-			give_update_payment_status( $payment_id, 'publish' );
-		} else if ( 'pending' == $payment_status && isset( $data['pending_reason'] ) ) {
+			give_set_payment_transaction_id($payment_id, $data['txn_id']);
+			give_update_payment_status($payment_id, 'publish');
+		} else if ('pending' == $payment_status && isset($data['pending_reason'])) {
 
 			// Look for possible pending reasons, such as an echeck
 
 			$note = '';
 
-			switch ( strtolower( $data['pending_reason'] ) ) {
+			switch (strtolower($data['pending_reason'])) {
 
 				case 'echeck' :
 
-					$note = esc_html__( 'Payment made via eCheck and will clear automatically in 5-8 days.', 'give' );
+					$note = esc_html__('Payment made via eCheck and will clear automatically in 5-8 days.', 'give');
 
 					break;
 
 				case 'address' :
 
-					$note = esc_html__( 'Payment requires a confirmed donor address and must be accepted manually through PayPal.', 'give' );
+					$note = esc_html__('Payment requires a confirmed donor address and must be accepted manually through PayPal.', 'give');
 
 					break;
 
 				case 'intl' :
 
-					$note = esc_html__( 'Payment must be accepted manually through PayPal due to international account regulations.', 'give' );
+					$note = esc_html__('Payment must be accepted manually through PayPal due to international account regulations.', 'give');
 
 					break;
 
 				case 'multi-currency' :
 
-					$note = esc_html__( 'Payment received in non-shop currency and must be accepted manually through PayPal.', 'give' );
+					$note = esc_html__('Payment received in non-shop currency and must be accepted manually through PayPal.', 'give');
 
 					break;
 
 				case 'paymentreview' :
 				case 'regulatory_review' :
 
-					$note = esc_html__( 'Payment is being reviewed by PayPal staff as high-risk or in possible violation of government regulations.', 'give' );
+					$note = esc_html__('Payment is being reviewed by PayPal staff as high-risk or in possible violation of government regulations.', 'give');
 
 					break;
 
 				case 'unilateral' :
 
-					$note = esc_html__( 'Payment was sent to non-confirmed or non-registered email address.', 'give' );
+					$note = esc_html__('Payment was sent to non-confirmed or non-registered email address.', 'give');
 
 					break;
 
 				case 'upgrade' :
 
-					$note = esc_html__( 'PayPal account must be upgraded before this payment can be accepted.', 'give' );
+					$note = esc_html__('PayPal account must be upgraded before this payment can be accepted.', 'give');
 
 					break;
 
 				case 'verify' :
 
-					$note = esc_html__( 'PayPal account is not verified. Verify account in order to accept this payment.', 'give' );
+					$note = esc_html__('PayPal account is not verified. Verify account in order to accept this payment.', 'give');
 
 					break;
 
 				case 'other' :
 
-					$note = esc_html__( 'Payment is pending for unknown reasons. Contact PayPal support for assistance.', 'give' );
+					$note = esc_html__('Payment is pending for unknown reasons. Contact PayPal support for assistance.', 'give');
 
 					break;
 
 			}
 
-			if ( ! empty( $note ) ) {
+			if ( ! empty($note)) {
 
-				give_insert_payment_note( $payment_id, $note );
+				give_insert_payment_note($payment_id, $note);
 
 			}
 		}
 	}
 }
 
-add_action( 'give_paypal_web_accept', 'give_process_paypal_web_accept_and_cart', 10, 2 );
+add_action('give_paypal_web_accept', 'give_process_paypal_web_accept_and_cart', 10, 2);
 
 /**
  * Process PayPal IPN Refunds
@@ -567,28 +567,28 @@ 
  *
  * @return void
  */
-function give_process_paypal_refund( $data, $payment_id = 0 ) {
+function give_process_paypal_refund($data, $payment_id = 0) {
 
 	// Collect payment details
 
-	if ( empty( $payment_id ) ) {
+	if (empty($payment_id)) {
 		return;
 	}
 
-	if ( get_post_status( $payment_id ) == 'refunded' ) {
+	if (get_post_status($payment_id) == 'refunded') {
 		return; // Only refund payments once
 	}
 
-	$payment_amount = give_get_payment_amount( $payment_id );
+	$payment_amount = give_get_payment_amount($payment_id);
 	$refund_amount  = $data['payment_gross'] * - 1;
 
-	if ( number_format( (float) $refund_amount, 2 ) < number_format( (float) $payment_amount, 2 ) ) {
+	if (number_format((float) $refund_amount, 2) < number_format((float) $payment_amount, 2)) {
 
 		give_insert_payment_note(
 			$payment_id,
 			sprintf(
 			/* translators: %s: Paypal parent transaction ID */
-				esc_html__( 'Partial PayPal refund processed: %s', 'give' ),
+				esc_html__('Partial PayPal refund processed: %s', 'give'),
 				$data['parent_txn_id']
 			)
 		);
@@ -601,7 +601,7 @@ 
 		$payment_id,
 		sprintf(
 		/* translators: %s: Paypal parent transaction ID */
-			esc_html__( 'PayPal Payment #%s Refunded for reason: %s', 'give' ),
+			esc_html__('PayPal Payment #%s Refunded for reason: %s', 'give'),
 			$data['parent_txn_id'], $data['reason_code']
 		)
 	);
@@ -609,11 +609,11 @@ 
 		$payment_id,
 		sprintf(
 		/* translators: %s: Paypal transaction ID */
-			esc_html__( 'PayPal Refund Transaction ID: %s', 'give' ),
+			esc_html__('PayPal Refund Transaction ID: %s', 'give'),
 			$data['txn_id']
 		)
 	);
-	give_update_payment_status( $payment_id, 'refunded' );
+	give_update_payment_status($payment_id, 'refunded');
 }
 
 /**
@@ -625,24 +625,24 @@ 
  *
  * @return string
  */
-function give_get_paypal_redirect( $ssl_check = false ) {
+function give_get_paypal_redirect($ssl_check = false) {
 
-	if ( is_ssl() || ! $ssl_check ) {
+	if (is_ssl() || ! $ssl_check) {
 		$protocal = 'https://';
 	} else {
 		$protocal = 'http://';
 	}
 
 	// Check the current payment mode
-	if ( give_is_test_mode() ) {
+	if (give_is_test_mode()) {
 		// Test mode
-		$paypal_uri = $protocal . 'www.sandbox.paypal.com/cgi-bin/webscr';
+		$paypal_uri = $protocal.'www.sandbox.paypal.com/cgi-bin/webscr';
 	} else {
 		// Live mode
-		$paypal_uri = $protocal . 'www.paypal.com/cgi-bin/webscr';
+		$paypal_uri = $protocal.'www.paypal.com/cgi-bin/webscr';
 	}
 
-	return apply_filters( 'give_paypal_uri', $paypal_uri );
+	return apply_filters('give_paypal_uri', $paypal_uri);
 }
 
 /**
@@ -652,9 +652,9 @@ 
  * @return string
  */
 function give_get_paypal_page_style() {
-	$page_style = trim( give_get_option( 'paypal_page_style', 'PayPal' ) );
+	$page_style = trim(give_get_option('paypal_page_style', 'PayPal'));
 
-	return apply_filters( 'give_paypal_page_style', $page_style );
+	return apply_filters('give_paypal_page_style', $page_style);
 }
 
 /**
@@ -669,27 +669,27 @@ 
  * @return string
  *
  */
-function give_paypal_success_page_content( $content ) {
+function give_paypal_success_page_content($content) {
 
-	if ( ! isset( $_GET['payment-id'] ) && ! give_get_purchase_session() ) {
+	if ( ! isset($_GET['payment-id']) && ! give_get_purchase_session()) {
 		return $content;
 	}
 
-	$payment_id = isset( $_GET['payment-id'] ) ? absint( $_GET['payment-id'] ) : false;
+	$payment_id = isset($_GET['payment-id']) ? absint($_GET['payment-id']) : false;
 
-	if ( ! $payment_id ) {
+	if ( ! $payment_id) {
 		$session    = give_get_purchase_session();
-		$payment_id = give_get_purchase_id_by_key( $session['purchase_key'] );
+		$payment_id = give_get_purchase_id_by_key($session['purchase_key']);
 	}
 
-	$payment = get_post( $payment_id );
+	$payment = get_post($payment_id);
 
-	if ( $payment && 'pending' == $payment->post_status ) {
+	if ($payment && 'pending' == $payment->post_status) {
 
 		// Payment is still pending so show processing indicator to fix the Race Condition
 		ob_start();
 
-		give_get_template_part( 'payment', 'processing' );
+		give_get_template_part('payment', 'processing');
 
 		$content = ob_get_clean();
 
@@ -699,7 +699,7 @@ 
 
 }
 
-add_filter( 'give_payment_confirm_paypal', 'give_paypal_success_page_content' );
+add_filter('give_payment_confirm_paypal', 'give_paypal_success_page_content');
 
 /**
  * Given a Payment ID, extract the transaction ID
@@ -710,22 +710,22 @@ 
  *
  * @return string                   Transaction ID
  */
-function give_paypal_get_payment_transaction_id( $payment_id ) {
+function give_paypal_get_payment_transaction_id($payment_id) {
 
 	$transaction_id = '';
-	$notes          = give_get_payment_notes( $payment_id );
+	$notes          = give_get_payment_notes($payment_id);
 
-	foreach ( $notes as $note ) {
-		if ( preg_match( '/^PayPal Transaction ID: ([^\s]+)/', $note->comment_content, $match ) ) {
+	foreach ($notes as $note) {
+		if (preg_match('/^PayPal Transaction ID: ([^\s]+)/', $note->comment_content, $match)) {
 			$transaction_id = $match[1];
 			continue;
 		}
 	}
 
-	return apply_filters( 'give_paypal_set_payment_transaction_id', $transaction_id, $payment_id );
+	return apply_filters('give_paypal_set_payment_transaction_id', $transaction_id, $payment_id);
 }
 
-add_filter( 'give_get_payment_transaction_id-paypal', 'give_paypal_get_payment_transaction_id', 10, 1 );
+add_filter('give_get_payment_transaction_id-paypal', 'give_paypal_get_payment_transaction_id', 10, 1);
 
 /**
  * Given a transaction ID, generate a link to the PayPal transaction ID details
@@ -737,13 +737,13 @@ 
  *
  * @return string                 A link to the PayPal transaction details
  */
-function give_paypal_link_transaction_id( $transaction_id, $payment_id ) {
+function give_paypal_link_transaction_id($transaction_id, $payment_id) {
 
 	$paypal_base_url = 'https://history.paypal.com/cgi-bin/webscr?cmd=_history-details-from-hub&id=';
-	$transaction_url = '<a href="' . esc_url( $paypal_base_url . $transaction_id ) . '" target="_blank">' . $transaction_id . '</a>';
+	$transaction_url = '<a href="'.esc_url($paypal_base_url.$transaction_id).'" target="_blank">'.$transaction_id.'</a>';
 
-	return apply_filters( 'give_paypal_link_payment_details_transaction_id', $transaction_url );
+	return apply_filters('give_paypal_link_payment_details_transaction_id', $transaction_url);
 
 }
 
-add_filter( 'give_payment_details_transaction_id-paypal', 'give_paypal_link_transaction_id', 10, 2 );
+add_filter('give_payment_details_transaction_id-paypal', 'give_paypal_link_transaction_id', 10, 2);