283 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			283 lines
		
	
	
		
			8.1 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * Cart Template
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|  *
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|  * @package     EDD
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|  * @subpackage  Cart
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|  * @copyright   Copyright (c) 2018, Easy Digital Downloads, LLC
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|  * @license     http://opensource.org/licenses/gpl-2.0.php GNU Public License
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|  * @since       1.0
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|  */
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| 
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| // Exit if accessed directly
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| if ( !defined( 'ABSPATH' ) ) exit;
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| 
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| /**
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|  * Builds the Cart by providing hooks and calling all the hooks for the Cart
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|  *
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|  * @since 1.0
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|  * @return void
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|  */
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| function edd_checkout_cart() {
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| 
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| 	// Check if the Update cart button should be shown
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| 	if( edd_item_quantities_enabled() ) {
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| 		add_action( 'edd_cart_footer_buttons', 'edd_update_cart_button' );
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| 	}
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| 
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| 	// Check if the Save Cart button should be shown
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| 	if( ! edd_is_cart_saving_disabled() ) {
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| 		add_action( 'edd_cart_footer_buttons', 'edd_save_cart_button' );
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| 	}
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| 
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| 	do_action( 'edd_before_checkout_cart' );
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| 	echo '<form id="edd_checkout_cart_form" method="post">';
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| 		echo '<div id="edd_checkout_cart_wrap">';
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| 			do_action( 'edd_checkout_cart_top' );
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| 			edd_get_template_part( 'checkout_cart' );
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| 			do_action( 'edd_checkout_cart_bottom' );
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| 		echo '</div>';
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| 	echo '</form>';
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| 	do_action( 'edd_after_checkout_cart' );
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| }
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| 
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| /**
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|  * Renders the Shopping Cart
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|  *
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|  * @since 1.0
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|  *
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|  * @param bool $echo
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|  * @return string Fully formatted cart
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|  */
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| function edd_shopping_cart( $echo = false ) {
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| 	ob_start();
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| 
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| 	do_action( 'edd_before_cart' );
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| 
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| 	edd_get_template_part( 'widget', 'cart' );
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| 
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| 	do_action( 'edd_after_cart' );
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| 
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| 	if ( $echo ) {
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| 		echo ob_get_clean();
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| 	} else {
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| 		return ob_get_clean();
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| 	}
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| }
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| 
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| /**
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|  * Get Cart Item Template
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|  *
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|  * @since 1.0
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|  * @param int $cart_key Cart key
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|  * @param array $item Cart item
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|  * @param bool $ajax AJAX?
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|  * @return string Cart item
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| */
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| function edd_get_cart_item_template( $cart_key, $item, $ajax = false ) {
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| 	global $post;
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| 
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| 	$id = is_array( $item ) ? $item['id'] : $item;
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| 
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| 	$remove_url = edd_remove_item_url( $cart_key );
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| 	$title      = get_the_title( $id );
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| 	$options    = !empty( $item['options'] ) ? $item['options'] : array();
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| 	$quantity   = edd_get_cart_item_quantity( $id, $options );
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| 	$price      = edd_get_cart_item_price( $id, $options );
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| 
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| 	if ( ! empty( $options ) ) {
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| 		$title .= ( edd_has_variable_prices( $item['id'] ) ) ? ' <span class="edd-cart-item-separator">-</span> ' . edd_get_price_name( $id, $item['options'] ) : edd_get_price_name( $id, $item['options'] );
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| 	}
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| 
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| 	ob_start();
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| 
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| 	edd_get_template_part( 'widget', 'cart-item' );
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| 
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| 	$item = ob_get_clean();
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| 
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| 	$item = str_replace( '{item_title}', $title, $item );
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| 	$item = str_replace( '{item_amount}', edd_currency_filter( edd_format_amount( $price ) ), $item );
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| 	$item = str_replace( '{cart_item_id}', absint( $cart_key ), $item );
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| 	$item = str_replace( '{item_id}', absint( $id ), $item );
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| 	$item = str_replace( '{item_quantity}', absint( $quantity ), $item );
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| 	$item = str_replace( '{remove_url}', esc_url( $remove_url ), $item );
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|   	$subtotal = '';
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|   	if ( $ajax ){
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|    	 $subtotal = edd_currency_filter( edd_format_amount( edd_get_cart_subtotal() ) ) ;
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|   	}
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|  	$item = str_replace( '{subtotal}', $subtotal, $item );
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| 
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| 	return apply_filters( 'edd_cart_item', $item, $id );
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| }
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| 
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| /**
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|  * Returns the Empty Cart Message
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|  *
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|  * @since 1.0
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|  * @return string Cart is empty message
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|  */
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| function edd_empty_cart_message() {
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| 	return apply_filters( 'edd_empty_cart_message', '<span class="edd_empty_cart">' . __( 'Your cart is empty.', 'easy-digital-downloads' ) . '</span>' );
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| }
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| 
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| /**
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|  * Echoes the Empty Cart Message
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|  *
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|  * @since 1.0
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|  * @return void
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|  */
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| function edd_empty_checkout_cart() {
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| 	echo edd_empty_cart_message();
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| }
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| add_action( 'edd_cart_empty', 'edd_empty_checkout_cart' );
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| 
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| /*
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|  * Calculate the number of columns in the cart table dynamically.
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|  *
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|  * @since 1.8
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|  * @return int The number of columns
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|  */
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| function edd_checkout_cart_columns() {
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| 	global $wp_filter, $wp_version;
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| 
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| 	$columns_count = 3;
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| 
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| 	if ( ! empty( $wp_filter['edd_checkout_table_header_first'] ) ) {
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| 		$header_first_count = 0;
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| 		$callbacks          = $wp_filter['edd_checkout_table_header_first']->callbacks;
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| 
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| 		foreach ( $callbacks as $callback ) {
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| 			$header_first_count += count( $callback );
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| 		}
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| 		$columns_count += $header_first_count;
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| 	}
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| 
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| 	if ( ! empty( $wp_filter['edd_checkout_table_header_last'] ) ) {
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| 		$header_last_count = 0;
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| 		$callbacks         = $wp_filter['edd_checkout_table_header_last']->callbacks;
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| 
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| 		foreach ( $callbacks as $callback ) {
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| 			$header_last_count += count( $callback );
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| 		}
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| 		$columns_count += $header_last_count;
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| 	}
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| 
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| 	return apply_filters( 'edd_checkout_cart_columns', $columns_count );
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| }
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| 
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| /**
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|  * Display the "Save Cart" button on the checkout
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|  *
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|  * @since 1.8
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|  * @return void
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|  */
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| function edd_save_cart_button() {
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| 	if ( edd_is_cart_saving_disabled() ) {
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| 		return;
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| 	}
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| 
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| 	$color = edd_get_button_color_class();
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| 
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| 	if ( edd_is_cart_saved() ) : ?>
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| 		<a class="edd-cart-saving-button edd-submit button<?php echo ' ' . esc_attr( $color ); ?>" id="edd-restore-cart-button" href="<?php echo esc_url( add_query_arg( array( 'edd_action' => 'restore_cart', 'edd_cart_token' => urlencode( edd_get_cart_token() ) ) ) ); ?>"><?php esc_html_e( 'Restore Previous Cart', 'easy-digital-downloads' ); ?></a>
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| 	<?php endif; ?>
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| 	<a class="edd-cart-saving-button edd-submit button<?php echo ' ' . esc_attr( $color ); ?>" id="edd-save-cart-button" href="<?php echo esc_url( add_query_arg( 'edd_action', 'save_cart' ) ); ?>"><?php esc_html_e( 'Save Cart', 'easy-digital-downloads' ); ?></a>
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| 	<?php
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| }
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| 
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| /**
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|  * Displays the restore cart link on the empty cart page, if a cart is saved
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|  *
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|  * @since 1.8
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|  * @return void
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|  */
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| function edd_empty_cart_restore_cart_link() {
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| 
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| 	if ( edd_is_cart_saving_disabled() ) {
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| 		return;
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| 	}
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| 
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| 	if ( edd_is_cart_saved() ) {
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| 		echo ' <a class="edd-cart-saving-link" id="edd-restore-cart-link" href="' . esc_url( add_query_arg( array( 'edd_action' => 'restore_cart', 'edd_cart_token' => urlencode( edd_get_cart_token() ) ) ) ) . '">' . esc_html__( 'Restore Previous Cart.', 'easy-digital-downloads' ) . '</a>';
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| 	}
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| }
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| add_action( 'edd_cart_empty', 'edd_empty_cart_restore_cart_link' );
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| 
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| /**
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|  * Display the "Save Cart" button on the checkout
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|  *
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|  * @since 1.8
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|  * @return void
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|  */
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| function edd_update_cart_button() {
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| 	if ( ! edd_item_quantities_enabled() )
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| 		return;
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| 
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| 	$color = edd_get_button_color_class();
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| ?>
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| 	<input type="submit" name="edd_update_cart_submit" class="edd-submit edd-no-js button<?php echo ' ' . $color; ?>" value="<?php _e( 'Update Cart', 'easy-digital-downloads' ); ?>"/>
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| 	<input type="hidden" name="edd_action" value="update_cart"/>
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| <?php
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| 
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| }
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| 
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| /**
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|  * Display the messages that are related to cart saving
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|  *
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|  * @since 1.8
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|  * @return void
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|  */
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| function edd_display_cart_messages() {
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| 	$messages = EDD()->session->get( 'edd_cart_messages' );
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| 
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| 	if ( $messages ) {
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| 		foreach ( $messages as $message_id => $message ) {
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| 
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| 			// Try and detect what type of message this is
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| 			if ( strpos( strtolower( $message ), 'error' ) ) {
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| 				$type = 'error';
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| 			} elseif ( strpos( strtolower( $message ), 'success' ) ) {
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| 				$type = 'success';
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| 			} else {
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| 				$type = 'info';
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| 			}
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| 
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| 			$classes = apply_filters( 'edd_' . $type . '_class', array(
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| 				'edd_errors', 'edd-alert', 'edd-alert-' . $type
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| 			) );
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| 
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| 			echo '<div class="' . implode( ' ', $classes ) . '">';
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| 				// Loop message codes and display messages
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| 					echo '<p class="edd_error" id="edd_msg_' . $message_id . '">' . $message . '</p>';
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| 			echo '</div>';
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| 
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| 		}
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| 
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| 		// Remove all of the cart saving messages
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| 		EDD()->session->set( 'edd_cart_messages', null );
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| 	}
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| }
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| add_action( 'edd_before_checkout_cart', 'edd_display_cart_messages' );
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| 
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| /**
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|  * Show Added To Cart Messages
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|  *
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|  * @since 1.0
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|  * @param int $download_id Download (Post) ID
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|  * @return void
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|  */
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| function edd_show_added_to_cart_messages( $download_id ) {
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| 	if ( isset( $_POST['edd_action'] ) && $_POST['edd_action'] == 'add_to_cart' ) {
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| 		if ( $download_id != absint( $_POST['download_id'] ) )
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| 			$download_id = absint( $_POST['download_id'] );
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| 
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| 		$alert = '<div class="edd_added_to_cart_alert">'
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| 		. sprintf( __('You have successfully added %s to your shopping cart.','easy-digital-downloads' ), get_the_title( $download_id ) )
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| 		. ' <a href="' . esc_url( edd_get_checkout_uri() ) . '" class="edd_alert_checkout_link">' . __('Checkout.','easy-digital-downloads' ) . '</a>'
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| 		. '</div>';
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| 
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| 		echo apply_filters( 'edd_show_added_to_cart_messages', $alert );
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| 	}
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| }
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| add_action('edd_after_download_content', 'edd_show_added_to_cart_messages');
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