php购物车代码 包括数据库
PHP Code
- <div id="products-wrapper">
- <h1>Products</h1>
- <div class="products">
- <?php
- //current URL of the Page. cart_update.php redirects back to this URL
- $current_url = base64_encode($url="http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']);
- $results = $mysqli->query("SELECT * FROM cart ORDER BY id ASC");
- if ($results) {
- //fetch results set as object and output HTML
- while($obj = $results->fetch_object())
- {
- echo '<div class="product">';
- echo '<form method="post" action="cart_update.php">';
- echo '<div class="product-thumb"><img src="images/'.$obj->product_img_name.'"></div>';
- echo '<div class="product-content"><h3>'.$obj->product_name.'</h3>';
- echo '<div class="product-desc">'.$obj->product_desc.'</div>';
- echo '<div class="product-info">';
- echo 'Price '.$currency.$obj->price.' | ';
- echo 'Qty <input type="text" name="product_qty" value="1" size="3" />';
- echo '<button class="add_to_cart">Add To Cart</button>';
- echo '</div></div>';
- echo '<input type="hidden" name="product_code" value="'.$obj->product_code.'" />';
- echo '<input type="hidden" name="type" value="add" />';
- echo '<input type="hidden" name="return_url" value="'.$current_url.'" />';
- echo '</form>';
- echo '</div>';
- }
- }
- ?>
- </div>
- <div class="shopping-cart">
- <h2>Your Shopping Cart</h2>
- <?php
- if(isset($_SESSION["products"]))
- {
- $total = 0;
- echo '<ol>';
- foreach ($_SESSION["products"] as $cart_itm)
- {
- echo '<li class="cart-itm">';
- echo '<span class="remove-itm"><a href="cart_update.php?removep='.$cart_itm["code"].'&return_url='.$current_url.'">×</a></span>';
- echo '<h3>'.$cart_itm["name"].'</h3>';
- echo '<div class="p-code">P code : '.$cart_itm["code"].'</div>';
- echo '<div class="p-qty">Qty : '.$cart_itm["qty"].'</div>';
- echo '<div class="p-price">Price :'.$currency.$cart_itm["price"].'</div>';
- echo '</li>';
- $subtotal = ($cart_itm["price"]*$cart_itm["qty"]);
- $total = ($total + $subtotal);
- }
- echo '</ol>';
- echo '<span class="check-out-txt"><strong>Total : '.$currency.$total.'</strong> <a href="view_cart.php">Check-out!</a></span>';
- echo '<span class="empty-cart"><a href="cart_update.php?emptycart=1&return_url='.$current_url.'">Empty Cart</a></span>';
- }else{
- echo 'Your Cart is empty';
- }
- ?>
- </div>
cart_update.php
PHP Code
- <?php
- session_start();
- include_once("config.php");
- //empty cart by distroying current session
- if(isset($_GET["emptycart"]) && $_GET["emptycart"]==1)
- {
- $return_url = base64_decode($_GET["return_url"]); //return url
- session_destroy();
- header('Location:'.$return_url);
- }
- //add item in shopping cart
- if(isset($_POST["type"]) && $_POST["type"]=='add')
- {
- $product_code = filter_var($_POST["product_code"], FILTER_SANITIZE_STRING); //product code
- $product_qty = filter_var($_POST["product_qty"], FILTER_SANITIZE_NUMBER_INT); //product code
- $return_url = base64_decode($_POST["return_url"]); //return url
- //limit quantity for single product
- if($product_qty > 10){
- die('<div align="center">This demo does not allowed more than 10 quantity!<br /><a href="http://sanwebe.com/assets/paypal-shopping-cart-integration/">Back To Products</a>.</div>');
- }
- //MySqli query - get details of item from db using product code
- $results = $mysqli->query("SELECT product_name,price FROM cart WHERE product_code='$product_code' LIMIT 1");
- $obj = $results->fetch_object();
- if ($results) { //we have the product info
- //prepare array for the session variable
- $new_product = array(array('name'=>$obj->product_name, 'code'=>$product_code, 'qty'=>$product_qty, 'price'=>$obj->price));
- if(isset($_SESSION["products"])) //if we have the session
- {
- $found = false; //set found item to false
- foreach ($_SESSION["products"] as $cart_itm) //loop through session array
- {
- if($cart_itm["code"] == $product_code){ //the item exist in array
- $product[] = array('name'=>$cart_itm["name"], 'code'=>$cart_itm["code"], 'qty'=>$product_qty, 'price'=>$cart_itm["price"]);
- $found = true;
- }else{
- //item doesn't exist in the list, just retrive old info and prepare array for session var
- $product[] = array('name'=>$cart_itm["name"], 'code'=>$cart_itm["code"], 'qty'=>$cart_itm["qty"], 'price'=>$cart_itm["price"]);
- }
- }
- if($found == false) //we didn't find item in array
- {
- //add new user item in array
- $_SESSION["products"] = array_merge($product, $new_product);
- }else{
- //found user item in array list, and increased the quantity
- $_SESSION["products"] = $product;
- }
- }else{
- //create a new session var if does not exist
- $_SESSION["products"] = $new_product;
- }
- }
- //redirect back to original page
- header('Location:'.$return_url);
- }
- //remove item from shopping cart
- if(isset($_GET["removep"]) && isset($_GET["return_url"]) && isset($_SESSION["products"]))
- {
- $product_code = $_GET["removep"]; //get the product code to remove
- $return_url = base64_decode($_GET["return_url"]); //get return url
- foreach ($_SESSION["products"] as $cart_itm) //loop through session array var
- {
- if($cart_itm["code"]!=$product_code){ //item does,t exist in the list
- $product[] = array('name'=>$cart_itm["name"], 'code'=>$cart_itm["code"], 'qty'=>$cart_itm["qty"], 'price'=>$cart_itm["price"]);
- }
- //create a new product list for cart
- $_SESSION["products"] = $product;
- }
- //redirect back to original page
- header('Location:'.$return_url);
- }
- ?>
view_cart.php
PHP Code
- <div class="view-cart">
- <?php
- $current_url = base64_encode($url="http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']);
- if(isset($_SESSION["products"]))
- {
- $total = 0;
- echo '<form method="post" action="paypal-express-checkout/process.php">';
- echo '<ul>';
- $cart_items = 0;
- foreach ($_SESSION["products"] as $cart_itm)
- {
- $product_code = $cart_itm["code"];
- $results = $mysqli->query("SELECT product_name,product_desc, price FROM cart WHERE product_code='$product_code' LIMIT 1");
- $obj = $results->fetch_object();
- echo '<li class="cart-itm">';
- echo '<span class="remove-itm"><a href="cart_update.php?removep='.$cart_itm["code"].'&return_url='.$current_url.'">×</a></span>';
- echo '<div class="p-price">'.$currency.$obj->price.'</div>';
- echo '<div class="product-info">';
- echo '<h3>'.$obj->product_name.' (Code :'.$product_code.')</h3> ';
- echo '<div class="p-qty">Qty : '.$cart_itm["qty"].'</div>';
- echo '<div>'.$obj->product_desc.'</div>';
- echo '</div>';
- echo '</li>';
- $subtotal = ($cart_itm["price"]*$cart_itm["qty"]);
- $total = ($total + $subtotal);
- echo '<input type="hidden" name="item_name['.$cart_items.']" value="'.$obj->product_name.'" />';
- echo '<input type="hidden" name="item_code['.$cart_items.']" value="'.$product_code.'" />';
- echo '<input type="hidden" name="item_desc['.$cart_items.']" value="'.$obj->product_desc.'" />';
- echo '<input type="hidden" name="item_qty['.$cart_items.']" value="'.$cart_itm["qty"].'" />';
- $cart_items ++;
- }
- echo '</ul>';
- echo '<span class="check-out-txt">';
- echo '<strong>Total : '.$currency.$total.'</strong> ';
- echo '</span>';
- echo '</form>';
- }else{
- echo 'Your Cart is empty';
- }
- ?>
- </div>
- </div>
原文地址:http://www.freejs.net/article_jquerywenzi_379.html