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wfcart.php
كود PHP:
<?php
class wfCart {
var $total = 0;
var $itemcount = 0;
var $items = array();
var $itemprices = array();
var $itemqtys = array();
var $iteminfo = array();
function cart() {} // constructor function
function get_contents()
{ // gets cart contents
$items = array();
foreach($this->items as $tmp_item)
{
$item = FALSE;
$item['id'] = $tmp_item;
$item['qty'] = $this->itemqtys[$tmp_item];
$item['price'] = $this->itemprices[$tmp_item];
$item['info'] = $this->iteminfo[$tmp_item];
$item['subtotal'] = $item['qty'] * $item['price'];
$items[] = $item;
}
return $items;
} // end of get_contents
function add_item($itemid,$qty=1,$price = FALSE, $info = FALSE)
{ // adds an item to cart
if(!$price)
{
$price = wf_get_price($itemid,$qty);
}
if(!$info)
{
$info = wf_get_info($itemid);
}
if($this->itemqtys[$itemid] > 0)
{ // the item is already in the cart..
// so we'll just increase the quantity
$this->itemqtys[$itemid] = $qty + $this->itemqtys[$itemid];
$this->_update_total();
} else {
$this->items[]=$itemid;
$this->itemqtys[$itemid] = $qty;
$this->itemprices[$itemid] = $price;
$this->iteminfo[$itemid] = $info;
}
$this->_update_total();
} // end of add_item
function edit_item($itemid,$qty)
{ // changes an items quantity
if($qty < 1) {
$this->del_item($itemid);
} else {
$this->itemqtys[$itemid] = $qty;
// uncomment this line if using
// the wf_get_price function
// $this->itemprices[$itemid] = wf_get_price($itemid,$qty);
}
$this->_update_total();
} // end of edit_item
function del_item($itemid)
{ // removes an item from cart
$ti = array();
$this->itemqtys[$itemid] = 0;
foreach($this->items as $item)
{
if($item != $itemid)
{
$ti[] = $item;
}
}
$this->items = $ti;
$this->_update_total();
} //end of del_item
function empty_cart()
{ // empties / resets the cart
$this->total = 0;
$this->itemcount = 0;
$this->items = array();
$this->itemprices = array();
$this->itemqtys = array();
$this->itemdescs = array();
} // end of empty cart
function _update_total()
{ // internal function to update the total in the cart
$this->itemcount = 0;
$this->total = 0;
if(sizeof($this->items > 0))
{
foreach($this->items as $item) {
$this->total = $this->total + ($this->itemprices[$item] * $this->itemqtys[$item]);
$this->itemcount++;
}
}
} // end of update_total
}
?>
demo.php
كود PHP:
<?php
// wfCart Demo
// You must included wfcart.php BEFORE you start the session.
include "wfcart.php";
session_start(); // start the session
$cart =& $_SESSION['wfcart']; // point $cart to session cart.
if(!is_object($cart)) $cart = new wfCart(); // if $cart ( $_SESSION['cart'] ) isn't an object, make a new cart
// end of header stuff
?>
<html><head><title>wfCart Demo</title></head>
<body><h3>عربة التسوق</h3>
<?
// Usually you would get your products from a database but we'll pretend..
$products = array();
$products[1] = array("id"=>1,"name"=>"منتج1","price"=>2.00);
$products[2] = array("id"=>2,"name"=>"منتج2","price"=>4.00);
$products[3] = array("id"=>3,"name"=>"منتج3","price"=>40);
$products[4] = array("id"=>4,"name"=>"منتج4","price"=>70.);
// check to see if any items are being added
if($_POST['add']) {
$product = $products[$_POST['id']];
$cart->add_item($product['id'],$_POST['qty'],$product['price'],$product['name']);
}
if($_POST['remove']) {
$rid = intval($_POST['id']);
$cart->del_item($rid);
}
// spit some forms
// You can have many different types of forms, such as many quantity boxes
// and an "add to cart" button at the bottom which adds all items
// but for the purposes of this demo we will handle one item at a time.
echo "<table>";
foreach($products as $p) {
echo "<tr><td><form method='post' action='demo.php'>";
echo "<input type='hidden' name='id' value='".$p['id']."'/>";
echo "".$p['name'].' $'.number_format($p['price'],2)." ";
echo "<table border='1' width='100%' cellspacing='0' cellpadding='0' bordercolor='#D7EBFF'>
<tr>
<td bgcolor='#D7EBFF'><input type='text' name='qty' size='2' value='1'><input type='submit' value='اضافه' name='add' style='border-style: dashed; border-width: 1px; background-color: #C0C0C0'>
</td>
</tr>
</table>
";
echo "</form></td></tr>";
}
echo "</table>";
echo "<h2>ماتم اضافته في عربتك</h2>";
if($cart->itemcount > 0) {
foreach($cart->get_contents() as $item) {
echo "<br />المنتجات:<br/>";
echo "رقم :".$item['id']."<br/>";
echo "الكميه :".$item['qty']."<br/>";
echo "السعر :$".number_format($item['price'],2)."<br/>";
echo "السلعه :".$item['info']."<br />";
echo "المجموع :$".number_format($item['subtotal'],2)."<br />";
echo "<form method=post><input type='hidden' name='id' value='".$item['id']."'/><input type='submit' name='remove' value='الغاء'/>
<input type='submit' value='إرسال' name='B1'>
</form>";
}
echo "---------------------<br>";
echo "<font color='#FF0000'>الاجمالي</font>: $".number_format($cart->total,2);
} else {
echo "لايوجد محتويات في عربتك";
}
?>