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编辑当前文件:/var/www/cognitio.in/wp-content/plugins/stripe-payments/includes/class-asp-pp-display.php

<?php
class ASP_PP_Display {

protected $tpl_cf;
	protected $uniq_id;
	protected $asp_main;

private $auth_not_supported = array( 'FPX', 'ALIPAY', 'IDEAL', 'SOFORT' );

public function __construct() {
		$action = filter_input( INPUT_GET, 'asp_action', FILTER_SANITIZE_STRING );
		if ( 'show_pp' === $action ) {
			//          ASP_Utils::set_custom_lang_if_needed();
			$process_ipn = filter_input( INPUT_POST, 'asp_process_ipn', FILTER_SANITIZE_NUMBER_INT );
			if ( $process_ipn ) {
				return;
			}
			$this->asp_main = AcceptStripePayments::get_instance();
			add_action( 'init', array( $this, 'showpp' ), 2147483647 );
		} else {
			add_action( 'wp', array( $this, 'handle_wp' ) );
		}

add_filter( 'pre_handle_404', array( $this, 'pre_handle_404' ), 10, 2 );
	}

public function pre_handle_404( $preempt, $wp_query ) {
		global $wp;
		$custom_pages = array( AcceptStripePayments::$pp_slug );

if ( in_array( $wp->request, $custom_pages, true ) ) {
			$preempt = true;
		}

return $preempt;
	}

public function handle_wp() {
		global $wp;
		$current_slug = $wp->request;
		if ( AcceptStripePayments::$pp_slug === $current_slug ) {
			$this->asp_main = AcceptStripePayments::get_instance();
			$this->showpp();
		}
	}

public function showpp() {
		if ( ! defined( 'DONOTCACHEPAGE' ) ) {
			define( 'DONOTCACHEPAGE', true );
		}

if ( ! headers_sent() ) {
			status_header( 200 );
			// disable WPEngine cache for the page
			if ( class_exists( 'WpeCommon' ) ) {
				$cookiepath    = parse_url( get_home_url( null, AcceptStripePayments::$pp_slug ), PHP_URL_PATH );
				$cookie_domain = ! defined( 'COOKIE_DOMAIN' ) ? false : COOKIE_DOMAIN;
				setcookie( 'wordpress_wpe_no_cache', 1, 0, $cookiepath, $cookie_domain, true, true );
			}
			// set no-cache headers
			header( 'Cache-Control: no-cache, must-revalidate, max-age=0' );
			header( 'Cache-Control: post-check=0, pre-check=0', false );
			header( 'Pragma: no-cache' );
		}

$product_id = filter_input( INPUT_GET, 'product_id', FILTER_SANITIZE_NUMBER_INT );

$this->item = new ASP_Product_Item( $product_id );

$this->item = apply_filters( 'asp_ng_pp_product_item_override', $this->item );

if ( $this->item->get_last_error() ) {
			echo esc_html( $this->item->get_last_error() );
			exit;
		}

$plan_id = get_post_meta( $product_id, 'asp_sub_plan_id', true );

if ( ! empty( $plan_id ) && ! class_exists( 'ASPSUB_main' ) ) {
			//Subs addon not installed or disabled. Show corresponding error message
			echo ( 'This product requires Stripe Payments Subscription addon.' );
			exit;
		}

if ( ! empty( $plan_id ) && class_exists( 'ASPSUB_main' ) && version_compare( ASPSUB_main::ADDON_VER, '2.0.0t1' ) < 0 ) {
			echo ( 'Stripe Subscriptions addon version 2.0.0 or newer is required.' );
			exit;
		}

$post_status = get_post_status( $product_id );
		if ( 'trash' === $post_status ) {
			wp_die( __( 'This product is in the trash. Please restore this product from the trash if you want to use it', 'stripe-payments' ), '', 404 );
		}

$a = array();

$a['prod_id'] = $product_id;

do_action( 'asp_ng_product_mode_keys', $product_id );

$a['is_live'] = $this->asp_main->is_live;

$this->uniq_id = uniqid();

$a['page_title'] = $this->item->get_name();
		$a['plugin_url'] = WP_ASP_PLUGIN_URL;
		$a['item_name']  = $this->item->get_name();
		$a['stripe_key'] = $this->asp_main->is_live ? $this->asp_main->APIPubKey : $this->asp_main->APIPubKeyTest;
                
                //Save the payment popup load for this poduct in the temporary transient data (so it can be checked later).
                ASP_Utils_Bot_Mitigation::record_page_load_signature_data($product_id);

//Custom Field if needed
		$custom_field = get_post_meta( $product_id, 'asp_product_custom_field', true );
		$cf_enabled   = $this->asp_main->get_setting( 'custom_field_enabled' );
		if ( ( '' === $custom_field ) || '2' === $custom_field ) {
			$custom_field = $cf_enabled;
		} else {
			$custom_field = intval( $custom_field );
		}
		if ( ! $cf_enabled ) {
			$custom_field = $cf_enabled;
		}

$this->custom_field = $custom_field;
		$this->prod_id      = $product_id;

$cf_validation_regex   = '';
		$cf_validation_err_msg = '';

if ( $custom_field ) {
			$a['custom_fields'] = $this->tpl_get_cf();
			//check if we have custom field validation enabled
			$custom_validation = $this->asp_main->get_setting( 'custom_field_validation' );
			if ( ! empty( $custom_validation ) ) {
				if ( 'num' === $custom_validation ) {
					$cf_validation_regex   = '^[0-9]+$';
					$cf_validation_err_msg = __( 'Only numbers are allowed: 0-9', 'stripe-payments' );
				} elseif ( 'custom' === $custom_validation ) {
					$cf_validation_regex   = $this->asp_main->get_setting( 'custom_field_custom_validation_regex' );
					$cf_validation_err_msg = $this->asp_main->get_setting( 'custom_field_custom_validation_err_msg' );
				}
			}
		}

$currency = $this->item->get_currency();

//Currency Display settings
		$display_settings      = array();
		$display_settings['c'] = $this->asp_main->get_setting( 'price_decimals_num', 2 );
		$display_settings['d'] = $this->asp_main->get_setting( 'price_decimal_sep' );
		$display_settings['t'] = $this->asp_main->get_setting( 'price_thousand_sep' );
		$currencies            = AcceptStripePayments::get_currencies();
		if ( isset( $currencies[ $currency ] ) ) {
			$curr_sym = $currencies[ $currency ][1];
		} else {
			//no currency code found, let's just use currency code instead of symbol
			$curr_sym = $currency;
		}
		$curr_pos                = $this->asp_main->get_setting( 'price_currency_pos' );
		$display_settings['s']   = $curr_sym;
		$display_settings['pos'] = $curr_pos;

$a['amount_variable'] = false;
		if ( $this->item->is_variable() ) {
			$a['amount_variable'] = true;
		}

if ( $this->item->get_price() === 0 ) {
			//let's check to see if he have item_price passed via URL parameter
			$passed_item_price = filter_input( INPUT_GET, 'price', FILTER_SANITIZE_STRING );
			$passed_item_price = abs( floatval( $passed_item_price ) );
			if ( ! empty( $passed_item_price ) ) {
				$this->item->set_price( $passed_item_price );
			}
		}

$a['currency_variable'] = false;
		if ( $this->item->is_currency_variable() ) {
			$a['currency_variable'] = true;
		}

$a['currency'] = $this->item->get_currency();

$billing_address  = get_post_meta( $product_id, 'asp_product_collect_billing_addr', true );
		$shipping_address = get_post_meta( $product_id, 'asp_product_collect_shipping_addr', true );

$billing_address  = empty( $billing_address ) ? false : true;
		$shipping_address = empty( $shipping_address ) ? false : true;

if ( ! $billing_address ) {
			$shipping_address = false;
		}

$tos = $this->asp_main->get_setting( 'tos_enabled' );

if ( $tos ) {
			$a['tos']      = true;
			$a['tos_text'] = $this->asp_main->get_setting( 'tos_text' );
		}

//Is coupon option enabled?              
		$coupons_enabled = get_post_meta( $product_id, 'asp_product_coupons_setting', true );
		if ( ( '' === $coupons_enabled ) || '2' === $coupons_enabled ) {
			$coupons_enabled = $this->asp_main->get_setting( 'coupons_enabled' );
		}
		if ( $a['amount_variable'] ) {
                        //Allow the coupon option for variable amount as well (in the past it was always disabled for variable amount). 
                        //Commenting it out means it can be disabled via the product specific settings (see the above section of the code).
			//$coupons_enabled = false;
		}
		$coupons_enabled = empty( $coupons_enabled ) ? false : true;

$item_logo = '';

if ( ! get_post_meta( $product_id, 'asp_product_no_popup_thumbnail', true ) ) {
			$item_logo = ASP_Utils::get_small_product_thumb( $product_id );
			if ( $a['is_live'] ) {
				$item_logo = ASP_Utils::url_to_https( $item_logo );
			}
		}

//stock control
		$stock_control_enabled = false;
		$show_remaining        = false;
		$stock_items           = 0;
		if ( $this->item->stock_control_enabled() ) {
			$stock_items = $this->item->get_stock_items();
			if ( empty( $stock_items ) ) {
				$a['fatal_error'] = __( 'Out of stock', 'stripe-payments' );
			} else {
				$stock_control_enabled = true;
				$stock_items           = $stock_items;
				$show_remaining        = get_post_meta( $product_id, 'asp_product_show_remaining_items', true );
			}
		}

//variations
		$this->variations = array();
		$v                = new ASPVariations( $product_id );
		if ( ! empty( $v->groups ) && empty( $plan_id ) ) {
			$this->variations['groups'] = $v->groups;
			$variations_names           = get_post_meta( $product_id, 'asp_variations_names', true );
			$variations_prices_orig     = get_post_meta( $product_id, 'asp_variations_prices', true );
			$variations_prices          = apply_filters( 'asp_variations_prices_filter', $variations_prices_orig, $product_id );
			$variations_urls            = get_post_meta( $product_id, 'asp_variations_urls', true );
			$variations_opts            = get_post_meta( $product_id, 'asp_variations_opts', true );
			$this->variations['names']  = $variations_names;
			$this->variations['prices'] = $variations_prices;
			$this->variations['urls']   = $variations_urls;
			$this->variations['opts']   = $variations_opts;
		}

$thankyou_page      = get_post_meta( $product_id, 'asp_product_thankyou_page', true );
		$a['thankyou_page'] = $thankyou_page;

$cust_email_hardcoded = get_post_meta( $product_id, 'asp_product_customer_email_hardcoded', true );
		$cust_name_hardcoded  = get_post_meta( $product_id, 'asp_product_customer_name_hardcoded', true );

$user_id              = get_current_user_id();
		$prefill_user_details = $this->asp_main->get_setting( 'prefill_wp_user_details' );

if ( $user_id && $prefill_user_details ) {
			$user_info = get_userdata( $user_id );
			if ( false !== $user_info ) {
				if ( empty( $cust_email_hardcoded ) ) {
					$cust_email_hardcoded = $user_info->user_email;
				}
				if ( empty( $cust_name_hardcoded ) ) {
					$last_name_first     = $this->asp_main->get_setting( 'prefill_wp_user_last_name_first' );
					$cust_name_hardcoded = $last_name_first ? $user_info->last_name . ' ' . $user_info->first_name : $user_info->first_name . ' ' . $user_info->last_name;
				}
			}
		}

$default_country = $this->asp_main->get_setting( 'popup_default_country' );

$dont_save_card = $this->asp_main->get_setting( 'dont_save_card' );

$verify_zip = $this->asp_main->get_setting( 'enable_zip_validation' );

$checkout_lang = $this->asp_main->get_setting( 'checkout_lang' );

$checkout_lang = empty( $checkout_lang ) ? 'auto' : $checkout_lang;

$data             = array();
		$data['initTime'] = time();

$data['product_id'] = $product_id;
		$data['item_name']  = $this->item->get_name();

$quantity = get_post_meta( $product_id, 'asp_product_quantity', true );
		if ( ! $quantity ) {
			$quantity = 1;
		}
		$data['quantity']          = $quantity;
		$data['custom_quantity']   = get_post_meta( $product_id, 'asp_product_custom_quantity', true );
		$data['amount_variable']   = $a['amount_variable'];
		$data['currency_variable'] = $a['currency_variable'];
		$data['currency']          = $a['currency'];

$data['stock_control_enabled'] = $stock_control_enabled;
		$data['stock_items']           = $stock_items;
		$data['show_remaining']        = $show_remaining;

$data['billing_address']  = $billing_address;
		$data['shipping_address'] = $shipping_address;

$data['coupons_enabled'] = $coupons_enabled;
		$data['tos']             = $tos;
		$data['item_logo']       = $item_logo;

$data['url'] = base64_encode( $this->item->get_download_url() );

$data['client_secret'] = '';
		$data['pi_id']         = '';

$data['amount'] = $this->item->get_total( true );

$data['item_price'] = $this->item->get_price( true );

$data['min_amount'] = $this->item->get_min_amount( true );

$data['tax']      = $this->item->get_tax();
		$data['shipping'] = $this->item->get_shipping( true );
		$data['descr']    = $this->item->get_description();

$data['tax_variations'] = $this->item->get_meta( 'asp_product_tax_variations' );

$tax_variations_type = $this->item->get_meta( 'asp_product_tax_variations_type' );

$data['tax_variations_type'] = empty( $tax_variations_type ) ? 'b' : $tax_variations_type;

$data['custom_field']                    = $custom_field;
		$data['custom_field_validation_regex']   = $cf_validation_regex;
		$data['custom_field_validation_err_msg'] = $cf_validation_err_msg;

$data['stripe_receipt_email'] = $this->asp_main->get_setting( 'stripe_receipt_email' );

$data['variations'] = $this->variations;

$data['is_live'] = $this->asp_main->is_live;

$data['button_key'] = $this->item->get_button_key();

$data['create_token'] = false;

$data['customer_email'] = $cust_email_hardcoded;
		$data['customer_name']  = $cust_name_hardcoded;

$data['dont_save_card'] = ! $dont_save_card ? false : true;

$data['verify_zip'] = ! $verify_zip ? false : true;

$data['checkout_lang'] = $checkout_lang;

$data['customer_default_country'] = $default_country;

$data['hide_amount_input'] = $this->item->get_meta( 'asp_product_hide_amount_input' );

$data['show_your_order'] = get_post_meta( $product_id, 'asp_product_show_your_order', true );
		$data['show_your_order'] = $data['show_your_order'] ? 1 : 0;

$data['addons'] = array();

$data['payment_methods'][] = array(
			'id'           => 'def',
			'title'        => __( 'Credit or debit card', 'stripe-payments' ),
			'before_title' => ' <svg id="i-creditcard" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="32" height="32" fill="none" stroke="currentcolor" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.5px">
				<path d="M2 7 L2 25 30 25 30 7 Z M5 18 L9 18 M5 21 L11 21" />
				<path d="M2 11 L2 13 30 13 30 11 Z" fill="currentColor" />
			</svg>',
		);

$data['addonHooks'] = array();

$data = apply_filters( 'asp-button-output-data-ready', $data, array( 'product_id' => $product_id ) );

$data = apply_filters( 'asp_ng_pp_data_ready', $data, array( 'product_id' => $product_id ) );

// Authorize Only
		$auth_only = get_post_meta( $product_id, 'asp_product_authorize_only', true );

if ( $auth_only ) {
			//disable payment methods that do not support placing a hold on card
			foreach ( $data['addons'] as $key => $addon ) {
				if ( in_array( strtoupper( $addon['name'] ), $this->auth_not_supported, true ) ) {
					unset( $data['addons'][ $key ] );
				}
			}

$data['addons'] = array_values( $data['addons'] );

foreach ( $data['payment_methods'] as $key => $pm ) {
				if ( in_array( strtoupper( $pm['id'] ), $this->auth_not_supported, true ) ) {
					unset( $data['payment_methods'][ $key ] );
				}
			}

$data['payment_methods'] = array_values( $data['payment_methods'] );

}

//APM < 2.0.17 does not support tax variations
		if ( ! empty( $data['tax_variations'] )
		&& class_exists( 'ASPAPM_main' )
		&& version_compare( ASPAPM_main::ADDON_VER, '2.0.17', '<' ) ) {
			foreach ( $data['addons'] as $key => $addon ) {
				if ( 'APM' === $addon['name'] ) {
					unset( $data['addons'][ $key ] );
				}
			}

$data['addons'] = array_values( $data['addons'] );

foreach ( $data['payment_methods'] as $key => $pm ) {
				if ( 'APM' === strtoupper( $pm['id'] ) ) {
					unset( $data['payment_methods'][ $key ] );
				}
			}

$data['payment_methods'] = array_values( $data['payment_methods'] );
			ASP_Debug_Logger::log( sprintf( 'APM disabled for product %d: need APM 2.0.17+ for tax variation support.', $data['product_id'] ) );
		}

//APM < 2.0.17 does not support checkbox variation type
		if ( ! empty( $data['variations'] ) && class_exists( 'ASPAPM_main' ) && version_compare( ASPAPM_main::ADDON_VER, '2.0.17', '<' ) ) {
			foreach ( $data['variations']['opts'] as $v_opt ) {
				if ( $v_opt['type'] === '2' ) {
					foreach ( $data['addons'] as $key => $addon ) {
						if ( 'APM' === $addon['name'] ) {
							unset( $data['addons'][ $key ] );
						}
					}

$data['addons'] = array_values( $data['addons'] );

foreach ( $data['payment_methods'] as $key => $pm ) {
						if ( 'APM' === strtoupper( $pm['id'] ) ) {
							unset( $data['payment_methods'][ $key ] );
						}
					}

$data['payment_methods'] = array_values( $data['payment_methods'] );

ASP_Debug_Logger::log( sprintf( 'APM disabled for product %d: need APM 2.0.17+ for checkbox variation type support.', $data['product_id'] ) );
					break;
				}
			}
		}

if ( empty( $plan_id ) ) {
			$this->item->set_currency( $data['currency'] );
			$this->item->set_price( $data['item_price'], true );
			$data['item_price'] = $this->item->get_price( true );
			$this->item->set_shipping( $data['shipping'], true );
			$data['shipping'] = $this->item->get_shipping( true );

$tmp_curr = strtoupper( $data['currency'] );
			if ( isset( $currencies[ $tmp_curr ] ) ) {
				$curr_sym = $currencies[ $tmp_curr ][1];
			} else {
				//no currency code found, let's just use currency code instead of symbol
				$curr_sym = $tmp_curr;
			}
			$display_settings['s'] = $curr_sym;
		}

$data['items'] = $this->item->get_items();

$a['data'] = $data;

if ( isset( $data['fatal_error'] ) ) {
			$a['fatal_error'] = $data['fatal_error'];
		}

$a['scripts'] = array();
		$a['styles']  = array();
		$a['vars']    = array();

// Stripe script should come first
		$a['scripts'][] = array(
			'footer' => true,
			'src'    => 'https://js.stripe.com/v3/',
		);

$site_url       = $data['is_live'] ? get_site_url( null, '', 'https' ) : get_site_url();
		$a['scripts'][] = array(
			'src'    => $site_url . '/wp-includes/js/jquery/jquery.js?ver=1.12.4-wp',
			'footer' => true,
		);

//filters for addons to add styles, scripts and vars
		$a['styles']  = apply_filters( 'asp_ng_pp_output_add_styles', $a['styles'] );
		$a['scripts'] = apply_filters( 'asp_ng_pp_output_add_scripts', $a['scripts'] );
		$a['vars']    = apply_filters( 'asp_ng_pp_output_add_vars', $a['vars'] );

if ( ! defined( 'WP_ASP_DEV_MODE' ) ) {
			$a['styles'][]  = array(
				'footer' => false,
				'src'    => WP_ASP_PLUGIN_URL . '/public/views/templates/default/pp-combined.min.css?ver=' . WP_ASP_PLUGIN_VERSION,
			);
			$a['scripts'][] = array(
				'footer' => true,
				'src'    => WP_ASP_PLUGIN_URL . '/public/assets/js/pp-handler.min.js?ver=' . WP_ASP_PLUGIN_VERSION,
			);
		} else {
			$a['styles'][]  = array(
				'footer' => false,
				'src'    => WP_ASP_PLUGIN_URL . '/public/views/templates/default/pure.css?ver=' . WP_ASP_PLUGIN_VERSION,
			);
			$a['styles'][]  = array(
				'footer' => false,
				'src'    => WP_ASP_PLUGIN_URL . '/public/views/templates/default/pp-style.css?ver=' . WP_ASP_PLUGIN_VERSION,
			);
			$a['scripts'][] = array(
				'footer' => true,
				'src'    => WP_ASP_PLUGIN_URL . '/public/assets/js/md5.min.js?ver=' . WP_ASP_PLUGIN_VERSION,
			);
			$a['scripts'][] = array(
				'footer' => true,
				'src'    => WP_ASP_PLUGIN_URL . '/public/assets/js/add-ons/tax-variations.js?ver=' . WP_ASP_PLUGIN_VERSION,
			);
			$a['scripts'][] = array(
				'footer' => true,
				'src'    => WP_ASP_PLUGIN_URL . '/public/assets/js/pp-handler.js?ver=' . WP_ASP_PLUGIN_VERSION,
			);
		}

$a['hide_state_field'] = $this->asp_main->get_setting( 'hide_state_field' );

$pay_btn_text = $this->asp_main->get_setting( 'popup_button_text' );

if ( empty( $pay_btn_text ) ) {
			// translators: %s is not a placeholder
			$pay_btn_text = __( 'Pay %s', 'stripe-payments' );
		} else {
			$pay_btn_text = __( $pay_btn_text, 'stripe-payments' );
		}

if ( $auth_only ) {
			// translators: %s is not a placeholder
			$pay_btn_text = __( 'Authorize %s', 'stripe-payments' );
		}

if ( isset( $data['is_trial'] ) && $data['is_trial'] ) {
			if ( empty( $plan_id ) ) {
				$data['amount_variable'] = false;
				if ( $this->item->get_price() === 0 ) {
					$data['amount_variable'] = false;
				}
			}
			$pay_btn_text = apply_filters( 'asp_customize_text_msg', __( 'Start Free Trial', 'stripe-payments' ), 'start_free_trial' );
		}

//filter to change pay button text
		$pay_btn_text = apply_filters( 'asp_ng_pp_pay_button_text', $pay_btn_text );

$a['item'] = $this->item;

$btn_uniq_id = filter_input( INPUT_GET, 'btn_uniq_id', FILTER_SANITIZE_STRING );
		if ( ! empty( $btn_uniq_id ) ) {
			$a['btn_uniq_id'] = $btn_uniq_id;
		}

$a['vars']['vars'] = array(
			'data'           => $data,
			'stripe_key'     => ! empty( $data['stripe_key'] ) ? $data['stripe_key'] : $a['stripe_key'],
			'stripe_api_ver' => ASPMain::$stripe_api_ver,
			'minAmounts'     => $this->asp_main->minAmounts,
			'zeroCents'      => $this->asp_main->zeroCents,
			'ajaxURL'        => admin_url( 'admin-ajax.php' ),
                        'asp_pp_ajax_nonce' => wp_create_nonce( 'asp_pp_ajax_nonce' ),
                        'asp_pp_ajax_create_pi_nonce' => wp_create_nonce( 'asp_pp_ajax_create_pi_nonce' ),
			'currencyFormat' => $display_settings,
			'payBtnText'     => $pay_btn_text,
			'amountOpts'     => array(
				'applySepOpts' => $this->asp_main->get_setting( 'price_apply_for_input' ),
				'decimalSep'   => $this->asp_main->get_setting( 'price_decimal_sep' ),
				'thousandSep'  => $this->asp_main->get_setting( 'price_thousand_sep' ),
			),
			'str'            => array(
				'strEnterValidAmount'         => apply_filters( 'asp_customize_text_msg', __( 'Please enter a valid amount', 'stripe-payments' ), 'enter_valid_amount' ),
				'strMinAmount'                => apply_filters( 'asp_customize_text_msg', __( 'Minimum amount is', 'stripe-payments' ), 'min_amount_is' ),
				'strEnterQuantity'            => apply_filters( 'asp_customize_text_msg', __( 'Please enter quantity.', 'stripe-payments' ), 'enter_quantity' ),
				'strQuantityIsZero'           => apply_filters( 'asp_customize_text_msg', __( 'Quantity can\'t be zero.', 'stripe-payments' ), 'quantity_is_zero' ),
				'strQuantityIsFloat'          => apply_filters( 'asp_customize_text_msg', __( 'Quantity should be integer value.', 'stripe-payments' ), 'quantity_is_float' ),
				// translators: %d is number of items in stock
				'strStockNotAvailable'        => apply_filters( 'asp_customize_text_msg', __( 'You cannot order more items than available: %d', 'stripe-payments' ), 'stock_not_available' ),
				'strTax'                      => apply_filters( 'asp_customize_text_msg', __( 'Tax', 'stripe-payments' ), 'tax_str' ),
				'strShipping'                 => apply_filters( 'asp_customize_text_msg', __( 'Shipping', 'stripe-payments' ), 'shipping_str' ),
				'strTotal'                    => __( 'Total:', 'stripe-payments' ),
				'strPleaseFillIn'             => apply_filters( 'asp_customize_text_msg', __( 'Please fill in this field.', 'stripe-payments' ), 'fill_in_field' ),
				'strPleaseCheckCheckbox'      => __( 'Please check this checkbox.', 'stripe-payments' ),
				'strMustAcceptTos'            => apply_filters( 'asp_customize_text_msg', __( 'You must accept the terms before you can proceed.', 'stripe-payments' ), 'accept_terms' ),
				'strCoupon'                   => __( 'Coupon', 'stripe-payments' ),
				'strRemoveCoupon'             => apply_filters( 'asp_customize_text_msg', __( 'Remove coupon', 'stripe-payments' ), 'remove_coupon' ),
				'strRemove'                   => apply_filters( 'asp_customize_text_msg', __( 'Remove', 'stripe-payments' ), 'remove' ),
				'strStartFreeTrial'           => apply_filters( 'asp_customize_text_msg', __( 'Start Free Trial', 'stripe-payments' ), 'start_free_trial' ),
				'strInvalidCFValidationRegex' => __( 'Invalid validation RegEx: ', 'stripe-payments' ),
				'strGetForFree'               => __( 'Purchase for Free', 'stripe-payments' ),
				'strCurrencyNotSupported'     => __( 'Currency not supported for this payment method.', 'stripe-payments' ),
				'strforRecurringPayments'     => __( ' for upcoming recurring payments', 'stripe-payments' ),
				'str3DSecureFailed'           => __( '3D Secure failed.', 'stripe-payments' ),
				'strAbort3DSecure'            => __( 'Abort 3D Secure check?', 'stripe-payments' ),
			),
		);

if ( isset( $a['fatal_error'] ) ) {
			$a['vars']['vars']['fatal_error'] = $a['fatal_error'];
		}

$a ['pay_btn_text'] = str_replace( '%s', AcceptStripePayments::formatted_price( $this->item->get_total(), $this->item->get_currency() ), $pay_btn_text );

//output custom PP CSS if needed
		add_action( 'asp_ng_pp_output_before_closing_body', array( $this, 'output_custom_css' ), 1000 );

require_once WP_ASP_PLUGIN_PATH . 'public/views/templates/default/payment-popup.php';
		exit;
	}

public function output_custom_css( $a ) {
		$pp_additional_css = $this->asp_main->get_setting( 'pp_additional_css' );
		if ( empty( $pp_additional_css ) ) {
			return;
		}
		echo sprintf( "<style>%s</style>\r\n", wp_kses( str_replace( array( "\t", "\r\n" ), '', $pp_additional_css ), array() ) );
	}

public function tpl_get_cf( $output = '' ) {
		if ( empty( $this->tpl_cf ) ) {
			$replace_cf = apply_filters(
				'asp_ng_button_output_replace_custom_field',
				'',
				array(
					'product_id'   => $this->prod_id,
					'custom_field' => $this->custom_field,
				)
			);
			if ( ! empty( $replace_cf ) ) {
				//we got custom field replaced
				$this->tpl_cf = $replace_cf;
				$output      .= $this->tpl_cf;
				$this->tpl_cf = '';
				return $output;
			}
			$field_type  = $this->asp_main->get_setting( 'custom_field_type' );
			$field_name  = $this->asp_main->get_setting( 'custom_field_name' );
			$field_name  = empty( $field_name ) ? __( 'Custom Field', 'stripe-payments' ) : $field_name;
			$field_descr = $this->asp_main->get_setting( 'custom_field_descr' );
			$descr_loc   = $this->asp_main->get_setting( 'custom_field_descr_location' );
			$mandatory   = $this->asp_main->get_setting( 'custom_field_mandatory' );
			$tpl_cf      = '';
			$tpl_cf     .= "<div class='asp_product_custom_field_input_container'>";
			$tpl_cf     .= '<fieldset>';
			$tpl_cf     .= '<input type="hidden" name="stripeCustomFieldName" value="' . esc_attr( $field_name ) . '">';
			switch ( $field_type ) {
				case 'text':
					if ( 'below' !== $descr_loc ) {
						$tpl_cf .= sprintf(
							'<label class="asp_product_custom_field_label">%s</label><input id="asp-custom-field" name="stripeCustomField" class="pure-input-1 asp_product_custom_field_input" type="text"%s placeholder="%s"%s>',
							esc_html( $field_name ),
							( $mandatory ? ' data-asp-custom-mandatory' : '' ),
							esc_attr( $field_descr ),
							( $mandatory ? ' required' : '' )
						);
					} else {
						$tpl_cf .= sprintf(
							'<label class="asp_product_custom_field_label">%s</label><input id="asp-custom-field" name="stripeCustomField" class="pure-input-1 asp_product_custom_field_input" type="text"%s%s>',
							esc_html( $field_name ),
							( $mandatory ? ' data-asp-custom-mandatory' : '' ),
							( $mandatory ? ' required' : '' )
						);
						$tpl_cf .= sprintf( '<div class="asp_product_custom_field_descr">%s</div>', $field_descr );
					}
					break;
				case 'checkbox':
					$tpl_cf .= '<label class="pure-checkbox asp_product_custom_field_label"><input id="asp-custom-field" class="asp_product_custom_field_input" type="checkbox"' . ( $mandatory ? ' data-asp-custom-mandatory' : '' ) . ' name="stripeCustomField"' . ( $mandatory ? ' required' : '' ) . '> ' . $field_descr . '</label>';
					break;
			}
			$tpl_cf      .= '<div id="custom-field-error" class="form-err" role="alert"></div>' .
				'</fieldset>' .
				'</div>';
			$this->tpl_cf = $tpl_cf;
		}
			$output      .= $this->tpl_cf;
			$this->tpl_cf = '';
		return $output;
	}
}

new ASP_PP_Display();