wpsc-components/theme-engine-v1/helpers/ajax.php ➔ wpsc_submit_checkout()

Complexity

Conditions	38
Paths	> 20000

Size

Total Lines	201
Code Lines	129

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
function wpsc_submit_checkout( $collected_data = true ) {
	global $wpdb, $wpsc_cart, $user_ID, $nzshpcrt_gateways, $wpsc_shipping_modules, $wpsc_gateways;

	if ( $collected_data && isset( $_POST['collected_data'] ) && is_array( $_POST['collected_data'] ) ) {
		_wpsc_checkout_customer_meta_update( $_POST['collected_data'] );
	}

	// initialize our checkout status variable, we start be assuming
	// checkout is falid, until we find a reason otherwise
	$is_valid           = true;
	$num_items          = 0;
	$use_shipping       = 0;
	$disregard_shipping = 0;

	do_action( 'wpsc_before_submit_checkout', $collected_data );

	$error_messages = wpsc_get_customer_meta( 'checkout_misc_error_messages' );

	if ( ! is_array( $error_messages ) ) {
		$error_messages = array();
	}

	$wpsc_checkout = new wpsc_checkout();

	$selected_gateways = get_option( 'custom_gateway_options' );
	$submitted_gateway = isset( $_POST['custom_gateway'] ) ? $_POST['custom_gateway'] : '';

	if ( $collected_data ) {
		$form_validity = $wpsc_checkout->validate_forms();
		extract( $form_validity ); // extracts $is_valid and $error_messages

extract() usage is highly discouraged, due to the complexity and unintended issues it might cause.

		if ( wpsc_has_tnc() && ( ! isset( $_POST['agree'] ) || $_POST['agree'] != 'yes' ) ) {
			$error_messages[] = __( 'Please agree to the terms and conditions, otherwise we cannot process your order.', 'wp-e-commerce' );
			$is_valid = false;
		}
	} else {
		$is_valid = true;
		$error_messages = array();
	}

	if ( wpsc_uses_shipping() ) {
		$wpsc_country = new WPSC_Country( wpsc_get_customer_meta( 'shippingcountry' ) );
		$country_id   = $wpsc_country->get_id();
		$country_name = $wpsc_country->get_name();

		foreach ( $wpsc_cart->cart_items as $cartitem ) {

			if ( ! empty( $cartitem->meta[0]['no_shipping'] ) ) {
				continue;
			}

			$category_ids = $cartitem->category_id_list;

			foreach ( (array) $category_ids as $catid ) {
				if ( is_array( $catid ) ) {
					$countries = wpsc_get_meta( $catid[0], 'target_market', 'wpsc_category' );
				} else {
					$countries = wpsc_get_meta( $catid, 'target_market', 'wpsc_category' );
				}

				if ( ! empty( $countries ) && ! in_array( $country_id, (array) $countries ) ) {
					$errormessage = sprintf( __( '%s cannot be shipped to %s. To continue with your transaction, please remove this product from the list below.', 'wp-e-commerce' ), $cartitem->get_title(), $country_name );
					wpsc_update_customer_meta( 'category_shipping_conflict', $errormessage );
					$is_valid = false;
				}
			}

			//count number of items, and number of items using shipping
			$num_items++;

			if ( $cartitem->uses_shipping != 1 ) {
				$disregard_shipping++;
			} else {
				$use_shipping++;
			}
		}
	}

	// check to see if the current gateway is in the list of available gateways
	if ( array_search( $submitted_gateway, $selected_gateways ) !== false || wpsc_is_free_cart() ) {
		wpsc_update_customer_meta( 'selected_gateway', $submitted_gateway );
	} else {
		$is_valid = false;
	}

	if ( $collected_data ) {

		// Test for required shipping information
		if ( wpsc_core_shipping_enabled() && ( $num_items != $disregard_shipping ) ) {
			// for shipping to work we need a method, option and a quote, unless we have free shipping.

			$shipping_discount_value  = get_option( 'shipping_discount_value' );
			$is_free_shipping_enabled = get_option( 'shipping_discount' );
			$subtotal                 = $wpsc_cart->calculate_subtotal();

			$has_free_shipping = $is_free_shipping_enabled && $shipping_discount_value > 0 && $shipping_discount_value <= $subtotal;

			if ( ! $has_free_shipping ) {
				if ( ! $wpsc_cart->shipping_method_selected() || ! $wpsc_cart->shipping_quote_selected() ) {
					$error_messages[] = __( 'Please select one of the available shipping options, then we can process your order.', 'wp-e-commerce' );
					$is_valid = false;
				}
			}

			// if we don't have a valid zip code ( the function also checks if we need it ) we have an error
			if ( ! wpsc_have_valid_shipping_zipcode() ) {
					wpsc_update_customer_meta( 'category_shipping_conflict', __( 'Please enter a Zipcode and click calculate to proceed', 'wp-e-commerce' ) );
					$is_valid = false;
			}
		}
	}

	wpsc_update_customer_meta( 'checkout_misc_error_messages', $error_messages );

	if ( $is_valid == true ) {

It seems like you are loosely comparing two booleans. Considering using the strict comparison === instead.

		wpsc_delete_customer_meta( 'category_shipping_conflict' );
		// check that the submitted gateway is in the list of selected ones
		$sessionid = (mt_rand( 100, 999 ) . time());
		wpsc_update_customer_meta( 'checkout_session_id', $sessionid );
		$subtotal = $wpsc_cart->calculate_subtotal();
		if ( $wpsc_cart->has_total_shipping_discount() == false )
			$base_shipping = $wpsc_cart->calculate_base_shipping();
		else
			$base_shipping = 0;

		$delivery_country = $wpsc_cart->delivery_country;
		$delivery_region = $wpsc_cart->delivery_region;

		if ( wpsc_uses_shipping() ) {
			$shipping_method = $wpsc_cart->selected_shipping_method;
			$shipping_option = $wpsc_cart->selected_shipping_option;
		} else {
			$shipping_method = '';
			$shipping_option = '';
		}
		if ( isset( $_POST['how_find_us'] ) )
			$find_us = $_POST['how_find_us'];
		else
			$find_us = '';

		//keep track of tax if taxes are exclusive
		$wpec_taxes_controller = new wpec_taxes_controller();
		if ( ! $wpec_taxes_controller->wpec_taxes_isincluded() ) {
			$tax = $wpsc_cart->calculate_total_tax();
			$tax_percentage = $wpsc_cart->tax_percentage;
		} else {
			$tax = 0.00;
			$tax_percentage = 0.00;
		}

		$total = $wpsc_cart->calculate_total_price();

		$args = array(
			'totalprice'       => $total,
			'statusno'         => '0',
			'sessionid'        => $sessionid,
			'user_ID'          => (int) $user_ID,
			'date'             => time(),
			'gateway'          => $submitted_gateway,
			'billing_country'  => $wpsc_cart->selected_country,
			'shipping_country' => $delivery_country,
			'billing_region'   => $wpsc_cart->selected_region,
			'shipping_region'  => $delivery_region,
			'base_shipping'    => $base_shipping,
			'shipping_method'  => $shipping_method,
			'shipping_option'  => $shipping_option,
			'plugin_version'   => WPSC_VERSION,
			'discount_value'   => $wpsc_cart->coupons_amount,
			'discount_data'    => $wpsc_cart->coupons_name,
			'find_us'          => $find_us,
			'wpec_taxes_total' => $tax,
			'wpec_taxes_rate'  => $tax_percentage,
		);

		$purchase_log = new WPSC_Purchase_Log( $args );
		$purchase_log->save();
		$purchase_log_id = $purchase_log->get( 'id' );

		//Check to ensure log row was inserted successfully
		if(is_null($purchase_log_id)) {
			$error_messages[] = __( 'A database error occurred while processing your request.', 'wp-e-commerce' );
			wpsc_update_customer_meta( 'checkout_misc_error_messages', $error_messages );
			return;
		}

		if ( $collected_data ) {
			$wpsc_checkout->save_forms_to_db( $purchase_log_id );
		}

		$wpsc_cart->save_to_db( $purchase_log_id );
		$wpsc_cart->submit_stock_claims( $purchase_log_id );

		if ( ! isset( $our_user_id ) && isset( $user_ID ) ) {
			$our_user_id = $user_ID;
		}

		$wpsc_cart->log_id = $purchase_log_id;
		do_action( 'wpsc_submit_checkout', array( 'purchase_log_id' => $purchase_log_id, 'our_user_id' => $our_user_id ) );
		do_action( 'wpsc_submit_checkout_gateway', $submitted_gateway, $purchase_log );
	}
}