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woocommerce/woocommerce_actions.php

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<?php
/**
* WooCommerce Actions
*
* Actions/functions/hooks for WooCommerce related events.
*
* - AJAX update order review on checkout
* - AJAX add to cart
* - AJAX add to cart fragments
* - Increase coupon usage count
* - Add order item
* - When default permalinks are enabled, redirect shop page to post type archive url
* - Add to Cart
* - Clear cart
* - Restore an order via a link
* - Cancel a pending order
* - Download a file
* - Order Status completed - allow customer to access Downloadable product
*
* @package WooCommerce
* @category Actions
* @author WooThemes
*/
/**
* AJAX get order review on checkout
*/
add_action('wp_ajax_woocommerce_update_order_review', 'woocommerce_ajax_update_order_review');
add_action('wp_ajax_nopriv_woocommerce_update_order_review', 'woocommerce_ajax_update_order_review');
function woocommerce_ajax_update_order_review() {
global $woocommerce;
check_ajax_referer( 'update-order-review', 'security' );
if (!defined('WOOCOMMERCE_CHECKOUT')) define('WOOCOMMERCE_CHECKOUT', true);
if (sizeof($woocommerce->cart->cart_contents)==0) :
echo '<p class="error">'.__('Sorry, your session has expired.', 'woothemes').' <a href="'.home_url().'">'.__('Return to homepage &rarr;', 'woothemes').'</a></p>';
die();
endif;
if (isset($_POST['shipping_method'])) $_SESSION['_chosen_shipping_method'] = $_POST['shipping_method'];
if (isset($_POST['country'])) $woocommerce->customer->set_country( $_POST['country'] );
if (isset($_POST['state'])) $woocommerce->customer->set_state( $_POST['state'] );
if (isset($_POST['postcode'])) $woocommerce->customer->set_postcode( $_POST['postcode'] );
if (isset($_POST['s_country'])) $woocommerce->customer->set_shipping_country( $_POST['s_country'] );
if (isset($_POST['s_state'])) $woocommerce->customer->set_shipping_state( $_POST['s_state'] );
if (isset($_POST['s_postcode'])) $woocommerce->customer->set_shipping_postcode( $_POST['s_postcode'] );
$woocommerce->cart->calculate_totals();
do_action('woocommerce_checkout_order_review');
die();
}
/**
* AJAX add to cart
*/
add_action('wp_ajax_woocommerce_add_to_cart', 'woocommerce_ajax_add_to_cart');
add_action('wp_ajax_nopriv_woocommerce_add_to_cart', 'woocommerce_ajax_add_to_cart');
function woocommerce_ajax_add_to_cart() {
global $woocommerce;
check_ajax_referer( 'add-to-cart', 'security' );
$product_id = (int) $_POST['product_id'];
if ($woocommerce->cart->add_to_cart($product_id, 1)) :
// Return html fragments
$data = apply_filters('add_to_cart_fragments', array());
else :
// Return error
$data = array(
'error' => $woocommerce->errors[0]
);
$woocommerce->clear_messages();
endif;
echo json_encode( $data );
die();
}
/**
* Increase coupon usage count
*/
add_action('woocommerce_new_order', 'woocommerce_increase_coupon_counts');
function woocommerce_increase_coupon_counts() {
global $woocommerce;
if ($woocommerce->cart->applied_coupons) foreach ($woocommerce->cart->applied_coupons as $code) :
$coupon = &new woocommerce_coupon( $code );
$coupon->inc_usage_count();
endforeach;
}
/**
* Add order item via ajax
*/
add_action('wp_ajax_woocommerce_add_order_item', 'woocommerce_add_order_item');
function woocommerce_add_order_item() {
global $woocommerce;
check_ajax_referer( 'add-order-item', 'security' );
global $wpdb;
$index = trim(stripslashes($_POST['index']));
$item_to_add = trim(stripslashes($_POST['item_to_add']));
$post = '';
// Find the item
if (is_numeric($item_to_add)) :
$post = get_post( $item_to_add );
endif;
if (!$post || ($post->post_type!=='product' && $post->post_type!=='product_variation')) :
$post_id = $wpdb->get_var($wpdb->prepare("
SELECT post_id
FROM $wpdb->posts
LEFT JOIN $wpdb->postmeta ON ($wpdb->posts.ID = $wpdb->postmeta.post_id)
WHERE $wpdb->postmeta.meta_key = 'sku'
AND $wpdb->posts.post_status = 'publish'
AND $wpdb->posts.post_type = 'shop_product'
AND $wpdb->postmeta.meta_value = '".$item_to_add."'
LIMIT 1
"));
$post = get_post( $post_id );
endif;
if (!$post || ($post->post_type!=='product' && $post->post_type!=='product_variation')) :
die();
endif;
if ($post->post_type=="product") :
$_product = &new woocommerce_product( $post->ID );
else :
$_product = &new woocommerce_product_variation( $post->ID );
endif;
?>
<tr class="item" rel="<?php echo $index; ?>">
<td class="product-id">
<img class="tips" tip="<?php
echo '<strong>'.__('Product ID:', 'woothemes').'</strong> '. $_product->id;
echo '<br/><strong>'.__('Variation ID:', 'woothemes').'</strong> '; if ($_product->variation_id) echo $_product->variation_id; else echo '-';
echo '<br/><strong>'.__('Product SKU:', 'woothemes').'</strong> '; if ($_product->sku) echo $_product->sku; else echo '-';
?>" src="<?php echo $woocommerce->plugin_url(); ?>/assets/images/tip.png" />
</td>
<td class="name">
<a href="<?php echo admin_url('post.php?post='. $_product->id .'&action=edit'); ?>"><?php echo $_product->get_title(); ?></a>
<?php
if (isset($_product->variation_data)) :
echo '<br/>' . woocommerce_get_formatted_variation( $_product->variation_data, true );
endif;
?>
</td>
<td>
<table class="meta" cellspacing="0">
<tfoot>
<tr>
<td colspan="3"><button class="add_meta button"><?php _e('Add&nbsp;meta', 'woothemes'); ?></button></td>
</tr>
</tfoot>
<tbody class="meta_items"></tbody>
</table>
</td>
<?php do_action('woocommerce_admin_order_item_values', $_product); ?>
<td class="quantity"><input type="text" name="item_quantity[<?php echo $index; ?>]" placeholder="<?php _e('Quantity e.g. 2', 'woothemes'); ?>" value="1" /></td>
<td class="cost"><input type="text" name="item_cost[<?php echo $index; ?>]" placeholder="<?php _e('Cost per unit ex. tax e.g. 2.99', 'woothemes'); ?>" value="<?php echo $_product->get_price_excluding_tax(); ?>" /></td>
<td class="tax"><input type="text" name="item_tax_rate[<?php echo $index; ?>]" placeholder="<?php _e('Tax Rate e.g. 20.0000', 'woothemes'); ?>" value="<?php echo $_product->get_tax_base_rate(); ?>" /></td>
<td class="center">
<input type="hidden" name="item_id[<?php echo $index; ?>]" value="<?php echo $_product->id; ?>" />
<input type="hidden" name="item_name[<?php echo $index; ?>]" value="<?php echo $_product->get_title(); ?>" />
<input type="hidden" name="item_variation[<?php echo $loop; ?>]" value="<?php if (isset($_product->variation_id)) echo $_product->variation_id; ?>" />
<button type="button" class="remove_row button">&times;</button>
</td>
</tr>
<?php
// Quit out
die();
}
/**
* Search for products for upsells/crosssells
*/
add_action('wp_ajax_woocommerce_upsell_crosssell_search_products', 'woocommerce_upsell_crosssell_search_products');
function woocommerce_upsell_crosssell_search_products() {
check_ajax_referer( 'search-products', 'security' );
$search = (string) urldecode(stripslashes(strip_tags($_POST['search'])));
$name = (string) urldecode(stripslashes(strip_tags($_POST['name'])));
if (empty($search)) die();
if (is_numeric($search)) :
$args = array(
'post_type' => 'product',
'post_status' => 'publish',
'posts_per_page' => 20,
'post__in' => array(0, $search)
);
else :
$args = array(
'post_type' => 'product',
'post_status' => 'publish',
'posts_per_page' => 20,
's' => $search
);
endif;
$posts = get_posts( $args );
if ($posts) : foreach ($posts as $post) :
$SKU = get_post_meta($post->ID, 'sku', true);
?>
<li rel="<?php echo $post->ID; ?>"><button type="button" name="Add" class="button add" title="Add">&rarr;</button><strong><?php echo $post->post_title; ?></strong> &ndash; #<?php echo $post->ID; ?> <?php if (isset($SKU) && $SKU) echo 'SKU: '.$SKU; ?><input type="hidden" name="<?php echo $name; ?>[]" value="0" /></li>
<?php
endforeach; else :
?><li><?php _e('No products found', 'woocommerce'); ?></li><?php
endif;
die();
}
/**
* When default permalinks are enabled, redirect shop page to post type archive url
**/
if (get_option( 'permalink_structure' )=="") add_action( 'init', 'woocommerce_shop_page_archive_redirect' );
function woocommerce_shop_page_archive_redirect() {
if ( isset($_GET['page_id']) && $_GET['page_id'] == get_option('woocommerce_shop_page_id') ) :
wp_safe_redirect( get_post_type_archive_link('product') );
exit;
endif;
}
/**
* Remove from cart/update
**/
add_action( 'init', 'woocommerce_update_cart_action' );
function woocommerce_update_cart_action() {
global $woocommerce;
// Remove from cart
if ( isset($_GET['remove_item']) && is_numeric($_GET['remove_item']) && $woocommerce->verify_nonce('cart', '_GET')) :
$woocommerce->cart->set_quantity( $_GET['remove_item'], 0 );
$woocommerce->add_message( __('Cart updated.', 'woothemes') );
if ( isset($_SERVER['HTTP_REFERER'])) :
wp_safe_redirect($_SERVER['HTTP_REFERER']);
exit;
endif;
// Update Cart
elseif (isset($_POST['update_cart']) && $_POST['update_cart'] && $woocommerce->verify_nonce('cart')) :
$cart_totals = $_POST['cart'];
if (sizeof($woocommerce->cart->cart_contents)>0) :
foreach ($woocommerce->cart->cart_contents as $cart_item_key => $values) :
if (isset($cart_totals[$cart_item_key]['qty'])) $woocommerce->cart->set_quantity( $cart_item_key, $cart_totals[$cart_item_key]['qty'] );
endforeach;
endif;
$woocommerce->add_message( __('Cart updated.', 'woothemes') );
endif;
}
/**
* Add to cart
**/
add_action( 'init', 'woocommerce_add_to_cart_action' );
function woocommerce_add_to_cart_action( $url = false ) {
global $woocommerce;
if (empty($_GET['add-to-cart']) || !$woocommerce->verify_nonce('add_to_cart', '_GET')) return;
if (is_numeric($_GET['add-to-cart'])) :
//single product
$quantity = (isset($_POST['quantity'])) ? (int) $_POST['quantity'] : 1;
// Add to the cart
if ($woocommerce->cart->add_to_cart($_GET['add-to-cart'], $quantity)) :
// Output success messages
if (get_option('woocommerce_cart_redirect_after_add')=='yes') :
$woocommerce->add_message( __('Product successfully added to your cart.', 'woothemes') );
else :
$woocommerce->add_message( sprintf(__('<a href="%s" class="button">View Cart &rarr;</a> Product successfully added to your cart.', 'woothemes'), $woocommerce->cart->get_cart_url()) );
endif;
endif;
elseif ($_GET['add-to-cart']=='variation') :
// Variation add to cart
if (empty($_POST['variation_id']) || !is_numeric($_POST['variation_id'])) :
$woocommerce->add_error( __('Please choose product options&hellip;', 'woothemes') );
wp_safe_redirect(get_permalink($_GET['product']));
exit;
else :
$product_id = (int) $_GET['product'];
$variation_id = (int) $_POST['variation_id'];
$quantity = (isset($_POST['quantity'])) ? (int) $_POST['quantity'] : 1;
$attributes = (array) maybe_unserialize(get_post_meta($product_id, 'product_attributes', true));
$variations = array();
$all_variations_set = true;
foreach ($attributes as $attribute) :
if ( $attribute['variation']!=='yes' ) continue;
$taxonomy = 'tax_' . sanitize_title($attribute['name']);
if (!empty($_POST[$taxonomy])) :
$variations[$taxonomy] = $_POST[$taxonomy];
else :
$all_variations_set = false;
endif;
endforeach;
if ($all_variations_set && $variation_id > 0) :
// Add to cart
if ($woocommerce->cart->add_to_cart($product_id, $quantity, $variations, $variation_id)) :
if (get_option('woocommerce_cart_redirect_after_add')=='yes') :
$woocommerce->add_message( __('Product successfully added to your cart.', 'woothemes') );
else :
$woocommerce->add_message( sprintf(__('<a href="%s" class="button">View Cart &rarr;</a> Product successfully added to your cart.', 'woothemes'), $woocommerce->cart->get_cart_url()) );
endif;
endif;
else :
$woocommerce->add_error( __('Please choose product options&hellip;', 'woothemes') );
wp_redirect(get_permalink($_GET['product']));
exit;
endif;
endif;
elseif ($_GET['add-to-cart']=='group') :
// Group add to cart
if (isset($_POST['quantity']) && is_array($_POST['quantity'])) :
$total_quantity = 0;
foreach ($_POST['quantity'] as $item => $quantity) :
if ($quantity>0) :
if ($woocommerce->cart->add_to_cart($item, $quantity)) :
if (get_option('woocommerce_cart_redirect_after_add')=='yes') :
$woocommerce->add_message( __('Product successfully added to your cart.', 'woothemes') );
else :
$woocommerce->add_message( sprintf(__('<a href="%s" class="button">View Cart &rarr;</a> Product successfully added to your cart.', 'woothemes'), $woocommerce->cart->get_cart_url()) );
endif;
endif;
$total_quantity = $total_quantity + $quantity;
endif;
endforeach;
if ($total_quantity==0) :
$woocommerce->add_error( __('Please choose a quantity&hellip;', 'woothemes') );
endif;
elseif ($_GET['product']) :
/* Link on product pages */
$woocommerce->add_error( __('Please choose a product&hellip;', 'woothemes') );
wp_redirect( get_permalink( $_GET['product'] ) );
exit;
endif;
endif;
$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( $woocommerce->cart->get_cart_url() );
exit;
}
// Otherwise redirect to where they came
elseif ( isset($_SERVER['HTTP_REFERER'])) {
wp_safe_redirect($_SERVER['HTTP_REFERER']);
exit;
}
// If all else fails redirect to root
else {
wp_safe_redirect(home_url());
exit;
}
}
/**
* Clear cart
**/
add_action( 'wp_header', 'woocommerce_clear_cart_on_return' );
function woocommerce_clear_cart_on_return() {
if (is_page(get_option('woocommerce_thanks_page_id'))) :
if (isset($_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 woocommerce_order( $order_id );
if ($order->order_key == $order_key) :
$woocommerce->cart->empty_cart();
endif;
endif;
endif;
}
/**
* Clear the cart after payment - order will be processing or complete
**/
add_action( 'init', 'woocommerce_clear_cart_after_payment' );
function woocommerce_clear_cart_after_payment( $url = false ) {
if (isset($_SESSION['order_awaiting_payment']) && $_SESSION['order_awaiting_payment'] > 0) :
$order = &new woocommerce_order($_SESSION['order_awaiting_payment']);
if ($order->id > 0 && ($order->status=='completed' || $order->status=='processing')) :
$woocommerce->cart->empty_cart();
unset($_SESSION['order_awaiting_payment']);
endif;
endif;
}
/**
* Process the login form
**/
add_action('init', 'woocommerce_process_login');
function woocommerce_process_login() {
global $woocommerce;
if (isset($_POST['login']) && $_POST['login']) :
$woocommerce->verify_nonce('login');
if ( !isset($_POST['username']) || empty($_POST['username']) ) $woocommerce->add_error( __('Username is required.', 'woothemes') );
if ( !isset($_POST['password']) || empty($_POST['password']) ) $woocommerce->add_error( __('Password is required.', 'woothemes') );
if ($woocommerce->error_count()==0) :
$creds = array();
$creds['user_login'] = $_POST['username'];
$creds['user_password'] = $_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( $user->get_error_message() );
else :
if ( isset($_SERVER['HTTP_REFERER'])) {
wp_safe_redirect($_SERVER['HTTP_REFERER']);
exit;
}
wp_redirect(get_permalink(get_option('woocommerce_myaccount_page_id')));
exit;
endif;
endif;
endif;
}
/**
* Process ajax checkout form
*/
add_action('wp_ajax_woocommerce-checkout', 'woocommerce_process_checkout');
add_action('wp_ajax_nopriv_woocommerce-checkout', 'woocommerce_process_checkout');
function woocommerce_process_checkout () {
global $woocommerce;
include_once($woocommerce->plugin_path() . '/classes/checkout.class.php');
$woocommerce_checkout = &new woocommerce_checkout();
$woocommerce_checkout->process_checkout();
die(0);
}
/**
* Cancel a pending order - hook into init function
**/
add_action('init', 'woocommerce_cancel_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 woocommerce_order( $order_id );
if ($order->id == $order_id && $order->order_key == $order_key && $order->status=='pending' && $woocommerce->verify_nonce('cancel_order', '_GET')) :
// Cancel the order + restore stock
$order->cancel_order( __('Order cancelled by customer.', 'woothemes') );
// Message
$woocommerce->add_message( __('Your order was cancelled.', 'woothemes') );
elseif ($order->status!='pending') :
$woocommerce->add_error( __('Your order is no longer pending and could not be cancelled. Please contact us if you need assistance.', 'woothemes') );
else :
$woocommerce->add_error( __('Invalid order.', 'woothemes') );
endif;
wp_safe_redirect($woocommerce->cart->get_cart_url());
exit;
endif;
}
/**
* Download a file - hook into init function
**/
add_action('init', 'woocommerce_download_product');
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 = urldecode( $_GET['order'] );
$email = urldecode( $_GET['email'] );
if (!is_email($email)) wp_safe_redirect( home_url() );
$downloads_remaining = $wpdb->get_var( $wpdb->prepare("
SELECT downloads_remaining
FROM ".$wpdb->prefix."woocommerce_downloadable_product_permissions
WHERE user_email = '$email'
AND order_key = '$order'
AND product_id = '$download_file'
;") );
if ($downloads_remaining=='0') :
wp_die( sprintf(__('Sorry, you have reached your download limit for this file. <a href="%s">Go to homepage &rarr;</a>', 'woothemes'), home_url()) );
else :
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,
'product_id' => $download_file
), array( '%d' ), array( '%s', '%s', '%d' ) );
endif;
// Get the downloads URL and try to replace the url with a path
$file_path = get_post_meta($download_file, 'file_path', true);
$file_path = str_replace(trailingslashit(home_url()), ABSPATH, $file_path);
// See if its local or remote
if (strstr($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));
switch ($file_extension) :
case "pdf": $ctype="application/pdf"; break;
case "exe": $ctype="application/octet-stream"; break;
case "zip": $ctype="application/zip"; break;
case "doc": $ctype="application/msword"; break;
case "xls": $ctype="application/vnd.ms-excel"; break;
case "ppt": $ctype="application/vnd.ms-powerpoint"; break;
case "gif": $ctype="image/gif"; break;
case "png": $ctype="image/png"; break;
case "jpe": case "jpeg": case "jpg": $ctype="image/jpg"; break;
default: $ctype="application/force-download";
endswitch;
// Headers
@ini_set('zlib.output_compression', 'Off');
@set_time_limit(0);
@session_start();
@session_cache_limiter('none');
@set_magic_quotes_runtime(0);
@ob_end_clean();
@session_write_close();
header("Pragma: no-cache");
header("Expires: 0");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Robots: none");
header("Content-Type: ".$ctype."");
header("Content-Description: File Transfer");
if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE")) {
// workaround for IE filename bug with multiple periods / multiple dots in filename
$iefilename = preg_replace('/\./', '%2e', basename($file_path), substr_count(basename($file_path), '.') - 1);
header("Content-Disposition: attachment; filename=\"".$iefilename."\";");
} else {
header("Content-Disposition: attachment; filename=\"".basename($file_path)."\";");
}
header("Content-Transfer-Encoding: binary");
if ($size = @filesize($file_path)) header("Content-Length: ".$size);
// Serve it
if ($remote_file) :
@readfile("$file_path") or header('Location: '.$file_path);
else :
if (!file_exists($file_path)) wp_die( sprintf(__('File not found. <a href="%s">Go to homepage &rarr;</a>', 'woothemes'), home_url()) );
@readfile("$file_path") or wp_die( sprintf(__('File not found. <a href="%s">Go to homepage &rarr;</a>', 'woothemes'), home_url()) );
endif;
exit;
endif;
endif;
}
/**
* Order Status completed - GIVE DOWNLOADABLE PRODUCT ACCESS TO CUSTOMER
**/
add_action('order_status_completed', 'woocommerce_downloadable_product_permissions');
function woocommerce_downloadable_product_permissions( $order_id ) {
global $wpdb;
$order = &new woocommerce_order( $order_id );
if (sizeof($order->items)>0) foreach ($order->items as $item) :
if ($item['id']>0) :
$_product = &new woocommerce_product( $item['id'] );
if ( $_product->exists && $_product->is_type('downloadable') ) :
$user_email = $order->billing_email;
if ($order->user_id>0) :
$user_info = get_userdata($order->user_id);
if ($user_info->user_email) :
$user_email = $user_info->user_email;
endif;
else :
$order->user_id = 0;
endif;
$limit = trim(get_post_meta($_product->id, 'download_limit', true));
if (!empty($limit)) :
$limit = (int) $limit;
else :
$limit = '';
endif;
// Downloadable product - give access to the customer
$wpdb->insert( $wpdb->prefix . 'woocommerce_downloadable_product_permissions', array(
'product_id' => $_product->id,
'user_id' => $order->user_id,
'user_email' => $user_email,
'order_key' => $order->order_key,
'downloads_remaining' => $limit
), array(
'%s',
'%s',
'%s',
'%s',
'%s'
) );
endif;
endif;
endforeach;
}
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