forked from woocommerce/woocommerce
/
woocommerce-functions.php
1264 lines (954 loc) · 42.2 KB
/
woocommerce-functions.php
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<?php
/**
* WooCommerce Functions
*
* Hooked-in functions for WooCommerce related events on the front-end.
*
* @package WooCommerce
* @category Actions
* @author WooThemes
*/
/**
* Handle redirects before content is output - hooked into template_redirect so is_page works
**/
function woocommerce_redirects() {
global $woocommerce, $wp_query;
// When default permalinks are enabled, redirect shop page to post type archive url
if ( isset($_GET['page_id']) && $_GET['page_id'] > 0 && get_option( 'permalink_structure' )=="" && $_GET['page_id'] == woocommerce_get_page_id('shop') ) :
wp_safe_redirect( get_post_type_archive_link('product') );
exit;
endif;
// When on the checkout with an empty cart, redirect to cart page
if (is_page(woocommerce_get_page_id('checkout')) && sizeof($woocommerce->cart->get_cart())==0) :
wp_redirect(get_permalink(woocommerce_get_page_id('cart')));
exit;
endif;
// When on pay page with no query string, redirect to checkout
if (is_page(woocommerce_get_page_id('pay')) && !isset($_GET['order'])) :
wp_redirect(get_permalink(woocommerce_get_page_id('checkout')));
exit;
endif;
// My account page redirects (logged out)
if (!is_user_logged_in() && ( is_page(woocommerce_get_page_id('edit_address')) || is_page(woocommerce_get_page_id('view_order')) || is_page(woocommerce_get_page_id('change_password')) )) :
wp_redirect(get_permalink(woocommerce_get_page_id('myaccount')));
exit;
endif;
// Redirect to the product page if we have a single product
if (is_search() && is_post_type_archive('product') && get_option('woocommerce_redirect_on_single_search_result')=='yes') {
if ($wp_query->post_count==1) {
$product = new WC_Product($wp_query->post->ID);
if ($product->is_visible()) wp_safe_redirect( get_permalink($product->id), 302 );
exit;
}
}
}
/**
* Fix active class in nav for shop page
**/
function woocommerce_nav_menu_item_classes( $menu_items, $args ) {
if (!is_woocommerce()) return $menu_items;
$shop_page = (int) woocommerce_get_page_id('shop');
$page_for_posts = (int) get_option( 'page_for_posts' );
foreach ( (array) $menu_items as $key => $menu_item ) :
$classes = (array) $menu_item->classes;
// Unset active class for blog page
if ( $page_for_posts == $menu_item->object_id ) :
$menu_items[$key]->current = false;
unset( $classes[ array_search('current_page_parent', $classes) ] );
unset( $classes[ array_search('current-menu-item', $classes) ] );
// Set active state if this is the shop page link
elseif ( is_shop() && $shop_page == $menu_item->object_id ) :
$menu_items[$key]->current = true;
$classes[] = 'current-menu-item';
$classes[] = 'current_page_item';
endif;
$menu_items[$key]->classes = array_unique( $classes );
endforeach;
return $menu_items;
}
/**
* Detect frontpage shop and fix pagination on static front page
**/
function woocommerce_front_page_archive_paging_fix() {
if ( is_front_page() && is_page( woocommerce_get_page_id('shop') )) :
if (get_query_var('paged')) :
$paged = get_query_var('paged');
else :
$paged = (get_query_var('page')) ? get_query_var('page') : 1;
endif;
global $wp_query;
$wp_query->query( array( 'page_id' => woocommerce_get_page_id('shop'), 'is_paged' => true, 'paged' => $paged ) );
define('SHOP_IS_ON_FRONT', true);
endif;
}
/**
* Front page archive/shop template applied to main loop
*/
function woocommerce_front_page_archive( $query ) {
global $paged, $woocommerce, $wp_query;
// Only apply to front_page
if ( defined('SHOP_IS_ON_FRONT') && is_main_query() ) :
if (get_query_var('paged')) :
$paged = get_query_var('paged');
else :
$paged = (get_query_var('page')) ? get_query_var('page') : 1;
endif;
// Filter the query
add_filter( 'pre_get_posts', array( &$woocommerce->query, 'pre_get_posts') );
// Query the products
$wp_query->query( array( 'page_id' => '', 'p' => '', 'post_type' => 'product', 'paged' => $paged ) );
// get products in view (for use by widgets)
$woocommerce->query->get_products_in_view();
// Remove the query manipulation
remove_filter( 'pre_get_posts', array( &$woocommerce->query, 'pre_get_posts') );
remove_action( 'loop_start', 'woocommerce_front_page_archive', 1);
endif;
}
/**
* Fix active class in wp_list_pages for shop page
*
* Suggested by jessor - https://github.com/woothemes/woocommerce/issues/177
* Amended Dec '11, by Peter Sterling - http://www.sterling-adventures.co.uk/
**/
function woocommerce_list_pages($pages){
global $post;
if (is_woocommerce()) {
$pages = str_replace( 'current_page_parent', '', $pages); // remove current_page_parent class from any item
$shop_page = 'page-item-' . woocommerce_get_page_id('shop'); // find shop_page_id through woocommerce options
if (is_shop()) :
$pages = str_replace($shop_page, $shop_page . ' current_page_item', $pages); // add current_page_item class to shop page
else :
$pages = str_replace($shop_page, $shop_page . ' current_page_parent', $pages); // add current_page_parent class to shop page
endif;
}
return $pages;
}
/**
* Add logout link to my account menu
**/
function woocommerce_nav_menu_items( $items, $args ) {
if ( get_option('woocommerce_menu_logout_link')=='yes' && strstr($items, get_permalink(woocommerce_get_page_id('myaccount'))) && is_user_logged_in() ) :
$items .= '<li><a href="'. wp_logout_url(home_url()) .'">'.__('Logout', 'woocommerce').'</a></li>';
endif;
return $items;
}
/**
* Update catalog ordering if posted
*/
function woocommerce_update_catalog_ordering() {
if (isset($_REQUEST['sort']) && $_REQUEST['sort'] != '') $_SESSION['orderby'] = esc_attr($_REQUEST['sort']);
}
/**
* Increase coupon usage count
*/
function woocommerce_increase_coupon_counts() {
global $woocommerce;
if ($applied_coupons = $woocommerce->cart->get_applied_coupons()) foreach ($applied_coupons as $code) :
$coupon = new WC_Coupon( $code );
$coupon->inc_usage_count();
endforeach;
}
/**
* Remove from cart/update
**/
function woocommerce_update_cart_action() {
global $woocommerce;
// Remove from cart
if ( isset($_GET['remove_item']) && $_GET['remove_item'] && $woocommerce->verify_nonce('cart', '_GET')) :
$woocommerce->cart->set_quantity( $_GET['remove_item'], 0 );
$woocommerce->add_message( __('Cart updated.', 'woocommerce') );
$referer = ( wp_get_referer() ) ? wp_get_referer() : $woocommerce->cart->get_cart_url();
wp_safe_redirect( $referer );
exit;
// Update Cart
elseif (isset($_POST['update_cart']) && $_POST['update_cart'] && $woocommerce->verify_nonce('cart')) :
$cart_totals = $_POST['cart'];
if (sizeof($woocommerce->cart->get_cart())>0) :
foreach ($woocommerce->cart->get_cart() as $cart_item_key => $values) :
$_product = $values['data'];
// Skip product if no updated quantity was posted
if ( ! isset( $cart_totals[$cart_item_key]['qty'] ) )
continue;
// Clean the quantity input
$quantity = absint( $cart_totals[$cart_item_key]['qty'] );
// Update cart validation
$passed_validation = apply_filters('woocommerce_update_cart_validation', true, $cart_item_key, $values, $quantity);
// Check downloadable items
if ( get_option('woocommerce_limit_downloadable_product_qty')=='yes' ) :
if ( $_product->is_downloadable() && $_product->is_virtual() && $quantity > 1 ) :
$woocommerce->add_error( sprintf(__('You can only have 1 %s in your cart.', 'woocommerce'), $_product->get_title()) );
$passed_validation = false;
endif;
endif;
if ($passed_validation) {
$woocommerce->cart->set_quantity( $cart_item_key, $quantity );
}
endforeach;
endif;
$woocommerce->add_message( __('Cart updated.', 'woocommerce') );
$referer = ( wp_get_referer() ) ? wp_get_referer() : $woocommerce->cart->get_cart_url();
wp_safe_redirect( $referer );
exit;
endif;
}
/**
* Add to cart action
*
* Checks for a valid request, does validation (via hooks) and then redirects if valid
**/
function woocommerce_add_to_cart_action( $url = false ) {
global $woocommerce;
if (empty($_REQUEST['add-to-cart']) || !$woocommerce->verify_nonce('add_to_cart', '_REQUEST')) return;
$added_to_cart = false;
switch ($_REQUEST['add-to-cart']) {
// Variable Products
case 'variation' :
// Only allow integer variation ID - if its not set, redirect to the product page
if (empty($_REQUEST['variation_id']) || !is_numeric($_REQUEST['variation_id']) || $_REQUEST['variation_id']<1) {
$woocommerce->add_error( __('Please choose product options…', 'woocommerce') );
wp_redirect(apply_filters('woocommerce_add_to_cart_product_id', get_permalink($_REQUEST['product_id'])));
exit;
}
// Get product ID to add and quantity
$product_id = (int) apply_filters('woocommerce_add_to_cart_product_id', $_REQUEST['product_id']);
$variation_id = (int) $_REQUEST['variation_id'];
$quantity = (isset($_REQUEST['quantity'])) ? (int) $_REQUEST['quantity'] : 1;
$attributes = (array) maybe_unserialize(get_post_meta($product_id, '_product_attributes', true));
$variations = array();
$all_variations_set = true;
// Verify all attributes for the variable product were set
foreach ($attributes as $attribute) {
if ( !$attribute['is_variation'] ) continue;
$taxonomy = 'attribute_' . sanitize_title($attribute['name']);
if (!empty($_REQUEST[$taxonomy])) {
// Get value from post data
$value = esc_attr(stripslashes($_REQUEST[$taxonomy]));
// Use name so it looks nicer in the cart widget/order page etc - instead of a sanitized string
$variations[esc_attr($attribute['name'])] = $value;
} else {
$all_variations_set = false;
}
}
if ($all_variations_set) {
// Add to cart validation
$passed_validation = apply_filters('woocommerce_add_to_cart_validation', true, $product_id, $quantity);
if ($passed_validation) {
if ($woocommerce->cart->add_to_cart($product_id, $quantity, $variation_id, $variations)) {
woocommerce_add_to_cart_message();
$added_to_cart = true;
}
}
} else {
$woocommerce->add_error( __('Please choose product options…', 'woocommerce') );
wp_redirect(apply_filters('woocommerce_add_to_cart_product_id', get_permalink($_REQUEST['product_id'])));
exit;
}
break;
// Grouped Products
case 'group' :
if (isset($_REQUEST['quantity']) && is_array($_REQUEST['quantity'])) {
$quantity_set = false;
foreach ($_REQUEST['quantity'] as $item => $quantity) {
if ($quantity<1) continue;
$quantity_set = true;
// Add to cart validation
$passed_validation = apply_filters('woocommerce_add_to_cart_validation', true, $item, $quantity);
if ($passed_validation) {
if ($woocommerce->cart->add_to_cart($item, $quantity)) {
woocommerce_add_to_cart_message();
$added_to_cart = true;
}
}
}
if (!$added_to_cart && !$quantity_set) {
$woocommerce->add_error( __('Please choose a quantity…', 'woocommerce') );
wp_redirect(apply_filters('woocommerce_add_to_cart_product_id', get_permalink($_REQUEST['product_id'])));
exit;
}
} elseif ($_REQUEST['product_id']) {
/* Link on product archives */
$woocommerce->add_error( __('Please choose a product…', 'woocommerce') );
wp_redirect( get_permalink( $_REQUEST['product_id'] ) );
exit;
}
break;
// Simple Products - add-to-cart contains product ID
default :
// Only allow integers
if (!is_numeric($_REQUEST['add-to-cart'])) break;
// Get product ID to add and quantity
$product_id = (int) $_REQUEST['add-to-cart'];
$quantity = (isset($_REQUEST['quantity'])) ? (int) $_REQUEST['quantity'] : 1;
// Add to cart validation
$passed_validation = apply_filters('woocommerce_add_to_cart_validation', true, $product_id, $quantity);
if ($passed_validation) {
// Add the product to the cart
if ($woocommerce->cart->add_to_cart($_REQUEST['add-to-cart'], $quantity)) {
woocommerce_add_to_cart_message();
$added_to_cart = true;
}
}
break;
}
// If we added the product to the cart we can now do a redirect, otherwise just continue loading the page to show errors
if ($added_to_cart) {
$url = apply_filters('add_to_cart_redirect', $url);
// If has custom URL redirect there
if ( $url ) {
wp_safe_redirect( $url );
exit;
}
// Redirect to cart option
elseif (get_option('woocommerce_cart_redirect_after_add')=='yes' && $woocommerce->error_count() == 0) {
wp_safe_redirect( $woocommerce->cart->get_cart_url() );
exit;
}
}
}
/**
* Add to cart messages
**/
function woocommerce_add_to_cart_message() {
global $woocommerce;
// Output success messages
if (get_option('woocommerce_cart_redirect_after_add')=='yes') :
$return_to = (wp_get_referer()) ? wp_get_referer() : home_url();
$message = sprintf('<a href="%s" class="button">%s</a> %s', $return_to, __('Continue Shopping →', 'woocommerce'), __('Product successfully added to your cart.', 'woocommerce') );
else :
$message = sprintf('<a href="%s" class="button">%s</a> %s', get_permalink(woocommerce_get_page_id('cart')), __('View Cart →', 'woocommerce'), __('Product successfully added to your cart.', 'woocommerce') );
endif;
$woocommerce->add_message( apply_filters('woocommerce_add_to_cart_message', $message) );
}
/**
* Clear cart after payment
**/
function woocommerce_clear_cart_after_payment() {
global $woocommerce;
if (is_page(woocommerce_get_page_id('thanks'))) :
if (isset($_GET['order'])) $order_id = $_GET['order']; else $order_id = 0;
if (isset($_GET['key'])) $order_key = $_GET['key']; else $order_key = '';
if ($order_id > 0) :
$order = new WC_Order( $order_id );
if ($order->order_key == $order_key) :
$woocommerce->cart->empty_cart();
unset($_SESSION['order_awaiting_payment']);
endif;
endif;
endif;
if (isset($_SESSION['order_awaiting_payment']) && $_SESSION['order_awaiting_payment'] > 0) :
$order = new WC_Order($_SESSION['order_awaiting_payment']);
if ($order->id > 0 && $order->status!=='pending') :
$woocommerce->cart->empty_cart();
unset($_SESSION['order_awaiting_payment']);
endif;
endif;
}
/**
* Process the checkout form
**/
function woocommerce_checkout_action() {
global $woocommerce;
if (isset($_POST['woocommerce_checkout_place_order']) || isset($_POST['woocommerce_checkout_update_totals'])) :
if (sizeof($woocommerce->cart->get_cart())==0) :
wp_redirect(get_permalink(woocommerce_get_page_id('cart')));
exit;
endif;
if (!defined('WOOCOMMERCE_CHECKOUT')) define('WOOCOMMERCE_CHECKOUT', true);
$woocommerce_checkout = $woocommerce->checkout();
$woocommerce_checkout->process_checkout();
endif;
}
/**
* Process the pay form
**/
function woocommerce_pay_action() {
global $woocommerce;
if (isset($_POST['woocommerce_pay']) && $woocommerce->verify_nonce('pay')) :
ob_start();
// Pay for existing order
$order_key = urldecode( $_GET['order'] );
$order_id = (int) $_GET['order_id'];
$order = new WC_Order( $order_id );
if ($order->id == $order_id && $order->order_key == $order_key && in_array($order->status, array('pending', 'failed'))) :
// Set customer location to order location
if ($order->billing_country) $woocommerce->customer->set_country( $order->billing_country );
if ($order->billing_state) $woocommerce->customer->set_state( $order->billing_state );
if ($order->billing_postcode) $woocommerce->customer->set_postcode( $order->billing_postcode );
// Update payment method
if ($order->order_total > 0 ) :
$payment_method = woocommerce_clean($_POST['payment_method']);
$available_gateways = $woocommerce->payment_gateways->get_available_payment_gateways();
// Update meta
update_post_meta( $order_id, '_payment_method', $payment_method);
if (isset($available_gateways) && isset($available_gateways[$payment_method])) :
$payment_method_title = $available_gateways[$payment_method]->title;
endif;
update_post_meta( $order_id, '_payment_method_title', $payment_method_title);
$result = $available_gateways[$payment_method]->process_payment( $order_id );
// Redirect to success/confirmation/payment page
if ($result['result']=='success') :
wp_redirect( $result['redirect'] );
exit;
endif;
else :
// No payment was required for order
$order->payment_complete();
wp_safe_redirect( get_permalink(woocommerce_get_page_id('thanks')) );
exit;
endif;
endif;
endif;
}
/**
* Process the login form
**/
function woocommerce_process_login() {
global $woocommerce;
if (isset($_POST['login']) && $_POST['login']) :
$woocommerce->verify_nonce('login');
if ( !isset($_POST['username']) || empty($_POST['username']) ) $woocommerce->add_error( __('Username is required.', 'woocommerce') );
if ( !isset($_POST['password']) || empty($_POST['password']) ) $woocommerce->add_error( __('Password is required.', 'woocommerce') );
if ($woocommerce->error_count()==0) :
$creds = array();
$creds['user_login'] = esc_attr($_POST['username']);
$creds['user_password'] = esc_attr($_POST['password']);
$creds['remember'] = true;
$secure_cookie = is_ssl() ? true : false;
$user = wp_signon( $creds, $secure_cookie );
if ( is_wp_error($user) ) :
$woocommerce->add_error( $user->get_error_message() );
else :
if (isset($_POST['redirect']) && $_POST['redirect']) :
wp_safe_redirect( esc_attr($_POST['redirect']) );
exit;
endif;
if ( wp_get_referer() ) :
wp_safe_redirect( wp_get_referer() );
exit;
endif;
wp_redirect(get_permalink(woocommerce_get_page_id('myaccount')));
exit;
endif;
endif;
endif;
}
/**
* Process the coupon form on the checkout and cart
**/
function woocommerce_process_coupon_form() {
global $woocommerce;
// Do nothing if coupons are globally disabled
if ( get_option( 'woocommerce_enable_coupons' ) == 'no' ) return;
if (isset($_POST['coupon_code']) && $_POST['coupon_code']) :
$coupon_code = stripslashes(trim($_POST['coupon_code']));
$woocommerce->cart->add_discount($coupon_code);
if ( wp_get_referer() ) :
wp_safe_redirect( remove_query_arg('remove_discounts', wp_get_referer()) );
exit;
endif;
endif;
}
/**
* Process the registration form
**/
function woocommerce_process_registration() {
global $woocommerce;
if (isset($_POST['register']) && $_POST['register']) :
$woocommerce->verify_nonce('register');
// Get fields
$username = (isset($_POST['username'])) ? esc_attr(trim($_POST['username'])) : '';
$sanitized_user_login = sanitize_user($username);
$user_email = (isset($_POST['email'])) ? esc_attr(trim($_POST['email'])) : '';
$password = (isset($_POST['password'])) ? esc_attr(trim($_POST['password'])) : '';
$password2 = (isset($_POST['password2'])) ? esc_attr(trim($_POST['password2'])) : '';
$user_email = apply_filters( 'user_registration_email', $user_email );
// Check the username
if ( $sanitized_user_login == '' ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __( 'Please enter a username.', 'woocommerce' ) );
} elseif ( ! validate_username( $username ) ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __( 'This username is invalid because it uses illegal characters. Please enter a valid username.', 'woocommerce' ) );
$sanitized_user_login = '';
} elseif ( username_exists( $sanitized_user_login ) ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __( 'This username is already registered, please choose another one.', 'woocommerce' ) );
}
// Check the e-mail address
if ( $user_email == '' ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __( 'Please type your e-mail address.', 'woocommerce' ) );
} elseif ( ! is_email( $user_email ) ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __( 'The email address isn’t correct.', 'woocommerce' ) );
$user_email = '';
} elseif ( email_exists( $user_email ) ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __( 'This email is already registered, please choose another one.', 'woocommerce' ) );
}
// Password
if ( !$password ) $woocommerce->add_error( __('Password is required.', 'woocommerce') );
if ( !$password2 ) $woocommerce->add_error( __('Re-enter your password.', 'woocommerce') );
if ( $password != $password2 ) $woocommerce->add_error( __('Passwords do not match.', 'woocommerce') );
// Spam trap
if (isset($_POST['email_2']) && $_POST['email_2']) $woocommerce->add_error( __('Anti-spam field was filled in.', 'woocommerce') );
if ($woocommerce->error_count()==0) :
$reg_errors = new WP_Error();
do_action('register_post', $sanitized_user_login, $user_email, $reg_errors);
$reg_errors = apply_filters( 'registration_errors', $reg_errors, $sanitized_user_login, $user_email );
// if there are no errors, let's create the user account
if ( !$reg_errors->get_error_code() ) :
$user_id = wp_create_user( $sanitized_user_login, $password, $user_email );
if ( !$user_id ) {
$woocommerce->add_error( '<strong>' . __('ERROR', 'woocommerce') . '</strong>: ' . __('Couldn’t register you... please contact us if you continue to have problems.', 'woocommerce') );
return;
}
// Change role
wp_update_user( array ('ID' => $user_id, 'role' => 'customer') ) ;
// send the user a confirmation and their login details
$mailer = $woocommerce->mailer();
$mailer->customer_new_account( $user_id, $password );
// set the WP login cookie
$secure_cookie = is_ssl() ? true : false;
wp_set_auth_cookie($user_id, true, $secure_cookie);
// Redirect
if ( wp_get_referer() ) :
wp_safe_redirect( wp_get_referer() );
exit;
endif;
wp_redirect(get_permalink(woocommerce_get_page_id('myaccount')));
exit;
else :
$woocommerce->add_error( $reg_errors->get_error_message() );
return;
endif;
endif;
endif;
}
/**
* Place a previous order again
**/
function woocommerce_order_again() {
global $woocommerce;
// Nothing to do
if ( ! isset( $_GET['order_again'] ) || ! is_user_logged_in() || get_option('woocommerce_allow_customers_to_reorder') == 'no' ) return;
// Nonce security check
if ( ! $woocommerce->verify_nonce( 'order_again', '_GET' ) ) return;
// Load the previous order - Stop if the order does not exist
$order = new WC_Order( (int) $_GET['order_again'] );
if ( empty( $order->id ) ) return;
if ( $order->status!='completed' ) return;
// Make sure the previous order belongs to the current customer
if ( $order->user_id != get_current_user_id() ) return;
// Copy products from the order to the cart
foreach ( $order->get_items() as $item ) {
// Load all product info including variation data
$product_id = (int) apply_filters( 'woocommerce_add_to_cart_product_id', $item['id'] );
$quantity = (int) $item['qty'];
$variation_id = (int) $item['variation_id'];
$variations = array();
foreach ( $item['item_meta'] as $meta ) {
if ( ! substr( $meta['meta_name'], 0, 3) === 'pa_' ) continue;
$variations[$meta['meta_name']] = $meta['meta_value'];
}
// Add to cart validation
if ( ! apply_filters( 'woocommerce_add_to_cart_validation', true, $product_id, $quantity ) ) continue;
$woocommerce->cart->add_to_cart( $product_id, $quantity, $variation_id, $variations );
}
// Redirect to cart
$woocommerce->add_message( __('The cart has been filled with the items from your previous order.', 'woocommerce' ) );
wp_safe_redirect( $woocommerce->cart->get_cart_url() );
exit;
}
/**
* Cancel a pending order
**/
function woocommerce_cancel_order() {
global $woocommerce;
if ( isset($_GET['cancel_order']) && isset($_GET['order']) && isset($_GET['order_id']) ) :
$order_key = urldecode( $_GET['order'] );
$order_id = (int) $_GET['order_id'];
$order = new WC_Order( $order_id );
if ($order->id == $order_id && $order->order_key == $order_key && in_array($order->status, array('pending', 'failed')) && $woocommerce->verify_nonce('cancel_order', '_GET')) :
// Cancel the order + restore stock
$order->cancel_order( __('Order cancelled by customer.', 'woocommerce') );
// Message
$woocommerce->add_message( __('Your order was cancelled.', 'woocommerce') );
elseif ($order->status!='pending') :
$woocommerce->add_error( __('Your order is no longer pending and could not be cancelled. Please contact us if you need assistance.', 'woocommerce') );
else :
$woocommerce->add_error( __('Invalid order.', 'woocommerce') );
endif;
wp_safe_redirect($woocommerce->cart->get_cart_url());
exit;
endif;
}
/**
* Download a file - hook into init function
**/
function woocommerce_download_product() {
if ( isset($_GET['download_file']) && isset($_GET['order']) && isset($_GET['email']) ) :
global $wpdb;
$download_file = (int) urldecode($_GET['download_file']);
$order_key = urldecode( $_GET['order'] );
$email = urldecode( $_GET['email'] );
if (!is_email($email)) :
wp_die( __('Invalid email address.', 'woocommerce') . ' <a href="'.home_url().'">' . __('Go to homepage →', 'woocommerce') . '</a>' );
endif;
$download_result = $wpdb->get_row( $wpdb->prepare("
SELECT order_id, downloads_remaining,user_id,download_count,access_expires
FROM ".$wpdb->prefix."woocommerce_downloadable_product_permissions
WHERE user_email = %s
AND order_key = %s
AND product_id = %s
;", $email, $order_key, $download_file ) );
if (!$download_result) :
wp_die( __('Invalid download.', 'woocommerce') . ' <a href="'.home_url().'">' . __('Go to homepage →', 'woocommerce') . '</a>' );
exit;
endif;
$order_id = $download_result->order_id;
$downloads_remaining = $download_result->downloads_remaining;
$download_count = $download_result->download_count;
$user_id = $download_result->user_id;
$access_expires = $download_result->access_expires;
if ($user_id && get_option('woocommerce_downloads_require_login')=='yes'):
if (!is_user_logged_in()):
wp_die( __('You must be logged in to download files.', 'woocommerce') . ' <a href="'.wp_login_url(get_permalink(woocommerce_get_page_id('myaccount'))).'">' . __('Login →', 'woocommerce') . '</a>' );
exit;
else:
$current_user = wp_get_current_user();
if($user_id != $current_user->ID):
wp_die( __('This is not your download link.', 'woocommerce'));
exit;
endif;
endif;
endif;
if ($order_id) :
$order = new WC_Order( $order_id );
if ($order->status!='completed' && $order->status!='processing' && $order->status!='publish') :
wp_die( __('Invalid order.', 'woocommerce') . ' <a href="'.home_url().'">' . __('Go to homepage →', 'woocommerce') . '</a>' );
exit;
endif;
endif;
if ($downloads_remaining=='0') :
wp_die( __('Sorry, you have reached your download limit for this file', 'woocommerce') . ' <a href="'.home_url().'">' . __('Go to homepage →', 'woocommerce') . '</a>' );
exit;
endif;
if ($access_expires > 0 && strtotime($access_expires) < current_time('timestamp')) :
wp_die( __('Sorry, this download has expired', 'woocommerce') . ' <a href="'.home_url().'">' . __('Go to homepage →', 'woocommerce') . '</a>' );
exit;
endif;
if ($downloads_remaining>0) :
$wpdb->update( $wpdb->prefix . "woocommerce_downloadable_product_permissions", array(
'downloads_remaining' => $downloads_remaining - 1,
), array(
'user_email' => $email,
'order_key' => $order_key,
'product_id' => $download_file
), array( '%d' ), array( '%s', '%s', '%d' ) );
endif;
// Count the download
$wpdb->update( $wpdb->prefix . "woocommerce_downloadable_product_permissions", array(
'download_count' => $download_count + 1,
), array(
'user_email' => $email,
'order_key' => $order_key,
'product_id' => $download_file
), array( '%d' ), array( '%s', '%s', '%d' ) );
// Get the downloads URL and try to replace the url with a path
$file_path = apply_filters('woocommerce_file_download_path', get_post_meta($download_file, '_file_path', true), $download_file);
if (!$file_path) exit;
$file_download_method = apply_filters('woocommerce_file_download_method', get_option('woocommerce_file_download_method'), $download_file);
if ($file_download_method=='redirect') :
header('Location: '.$file_path);
exit;
endif;
// Get URLS with https
$site_url = site_url();
$network_url = network_admin_url();
if (is_ssl()) :
$site_url = str_replace('https:', 'http:', $site_url);
$network_url = str_replace('https:', 'http:', $network_url);
endif;
if (!is_multisite()) :
$file_path = str_replace(trailingslashit($site_url), ABSPATH, $file_path);
else :
$upload_dir = wp_upload_dir();
// Try to replace network url
$file_path = str_replace(trailingslashit($network_url), ABSPATH, $file_path);
// Now try to replace upload URL
$file_path = str_replace($upload_dir['baseurl'], $upload_dir['basedir'], $file_path);
endif;
// See if its local or remote
if (strstr($file_path, 'http:') || strstr($file_path, 'https:') || strstr($file_path, 'ftp:')) :
$remote_file = true;
else :
$remote_file = false;
$file_path = realpath($file_path);
endif;
// Download the file
$file_extension = strtolower(substr(strrchr($file_path,"."),1));
$ctype = "application/force-download";
foreach (get_allowed_mime_types() as $mime => $type) :
$mimes = explode('|', $mime);
if (in_array($file_extension, $mimes)) :
$ctype = $type;
break;
endif;
endforeach;
if ($file_download_method=='xsendfile') :
if (getcwd()) :
// Path fix - kudos to Jason Judge
$file_path = trim(preg_replace( '`^' . getcwd() . '`' , '', $file_path ), '/');
endif;
header("Content-Disposition: attachment; filename=\"".basename($file_path)."\";");
if (function_exists('apache_get_modules') && in_array( 'mod_xsendfile', apache_get_modules()) ) :
header("X-Sendfile: $file_path");
exit;
elseif (stristr(getenv('SERVER_SOFTWARE'), 'lighttpd') ) :
header("X-Lighttpd-Sendfile: $file_path");
exit;
elseif (stristr(getenv('SERVER_SOFTWARE'), 'nginx') || stristr(getenv('SERVER_SOFTWARE'), 'cherokee')) :
header("X-Accel-Redirect: $file_path");
exit;
endif;
endif;
/**
* readfile_chunked
*
* Reads file in chunks so big downloads are possible without changing PHP.INI - http://codeigniter.com/wiki/Download_helper_for_large_files/
*
* @access public
* @param string file
* @param boolean return bytes of file
* @return void
*/
if ( ! function_exists('readfile_chunked')) {
function readfile_chunked($file, $retbytes=TRUE) {
$chunksize = 1 * (1024 * 1024);
$buffer = '';
$cnt = 0;
$handle = fopen($file, 'r');
if ($handle === FALSE) return FALSE;
while (!feof($handle)) :
$buffer = fread($handle, $chunksize);
echo $buffer;
ob_flush();
flush();
if ($retbytes) $cnt += strlen($buffer);
endwhile;
$status = fclose($handle);
if ($retbytes AND $status) return $cnt;
return $status;
}
}
@session_write_close();
if (function_exists('apache_setenv')) @apache_setenv('no-gzip', 1);
@ini_set('zlib.output_compression', 'Off');