lovephp Posted February 2, 2016 Share Posted February 2, 2016 mates all seems to be ok just that when i click add to cart nothing is getting added here products.php <?php include("includes/db.php"); include("includes/functions.php"); if($_REQUEST['command']=='add' && $_REQUEST['productid']>0){ $pid=$_REQUEST['productid']; addtocart($pid,1); header("location:shoppingcart.php"); exit(); } ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Products</title> <script language="javascript"> function addtocart(pid){ document.form1.productid.value=pid; document.form1.command.value='add'; document.form1.submit(); } </script> </head> <body> <form name="form1"> <input type="hidden" name="productid" /> <input type="hidden" name="command" /> </form> <div align="center"> <h1 align="center">Products</h1> <table border="0" cellpadding="2px" width="600px"> <?php $result=mysql_query("select * from products"); while($row=mysql_fetch_array($result)){ ?> <tr> <td><img src="<?php echo $row['picture']; ?>" /></td> <td> <b><?php echo $row['name']; ?></b><br /> <?php echo $row['description']; ?><br /> Price:<big style="color:green"> $<?php echo $row['price']; ?></big><br /><br /> <input type="button" value="Add to Cart" onclick="addtocart(<?php echo $row['serial']; ?>)" /> </td> </tr> <tr><td colspan="2"><hr size="1" /></td> <?php } ?> </table> </div> </body> </html> shoppingcart.php <?php include("includes/db.php"); include("includes/functions.php"); echo print_r($_SESSION); if($_REQUEST['command']=='delete' && $_REQUEST['pid']>0){ remove_product($_REQUEST['pid']); } else if($_REQUEST['command']=='clear'){ unset($_SESSION['cart']); } else if($_REQUEST['command']=='update'){ $max=count($_SESSION['cart']); for($i=0;$i<$max;$i++){ $pid=$_SESSION['cart'][$i]['productid']; $q=intval($_REQUEST['product'.$pid]); if($q>0 && $q<=999){ $_SESSION['cart'][$i]['qty']=$q; } else{ $msg='Some proudcts not updated!, quantity must be a number between 1 and 999'; } } } ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Shopping Cart</title> <script language="javascript"> function del(pid){ if(confirm('Do you really mean to delete this item')){ document.form1.pid.value=pid; document.form1.command.value='delete'; document.form1.submit(); } } function clear_cart(){ if(confirm('This will empty your shopping cart, continue?')){ document.form1.command.value='clear'; document.form1.submit(); } } function update_cart(){ document.form1.command.value='update'; document.form1.submit(); } </script> </head> <body> <form name="form1" method="post"> <input type="hidden" name="pid" /> <input type="hidden" name="command" /> <div style="margin:0px auto; width:600px;" > <div style="padding-bottom:10px"> <h1 align="center">Your Shopping Cart</h1> <input type="button" value="Continue Shopping" onclick="window.location='products.php'" /> </div> <div style="color:#F00"><?php echo $msg; ?></div> <table border="0" cellpadding="5px" cellspacing="1px" style="font-family:Verdana, Geneva, sans-serif; font-size:11px; background-color:#E1E1E1" width="100%"> <?php if(is_array($_SESSION['cart'])){ echo '<tr bgcolor="#FFFFFF" style="font-weight:bold"><td>Serial</td><td>Name</td><td>Price</td><td>Qty</td><td>Amount</td><td>Options</td></tr>'; $max=count($_SESSION['cart']); for($i=0;$i<$max;$i++){ $pid=$_SESSION['cart'][$i]['productid']; $q=$_SESSION['cart'][$i]['qty']; $pname=get_product_name($pid); if($q==0) continue; ?> <tr bgcolor="#FFFFFF"><td><?php echo $i+1; ?></td><td><?php echo $pname; ?></td> <td>$ <?php echo get_price($pid); ?></td> <td><input type="text" name="product<?php echo $pid; ?>" value="<?php echo $q; ?>" maxlength="3" size="2" /></td> <td>$ <?php echo get_price($pid)*$q; ?></td> <td><a href="javascript:del(<?php echo $pid; ?>)">Remove</a></td></tr> <?php } ?> <tr><td><b>Order Total: $<?php echo get_order_total(); ?></b></td><td colspan="5" align="right"><input type="button" value="Clear Cart" onclick="clear_cart()"><input type="button" value="Update Cart" onclick="update_cart()"><input type="button" value="Place Order" onclick="window.location='billing.php'"></td></tr> <?php } else{ echo "<tr bgColor='#FFFFFF'><td>There are no items in your shopping cart!</td>"; } ?> </table> </div> </form> </body> </html> includes/functions.php <?php function get_product_name($pid){ $result=mysql_query("select name from products where serial=$pid"); $row=mysql_fetch_array($result); return $row['name']; } function get_price($pid){ $result=mysql_query("select price from products where serial=$pid"); $row=mysql_fetch_array($result); return $row['price']; } function remove_product($pid){ $pid=intval($pid); $max=count($_SESSION['cart']); for($i=0;$i<$max;$i++){ if($pid==$_SESSION['cart'][$i]['productid']){ unset($_SESSION['cart'][$i]); break; } } $_SESSION['cart']=array_values($_SESSION['cart']); } function get_order_total(){ $max=count($_SESSION['cart']); $sum=0; for($i=0;$i<$max;$i++){ $pid=$_SESSION['cart'][$i]['productid']; $q=$_SESSION['cart'][$i]['qty']; $price=get_price($pid); $sum+=$price*$q; } return $sum; } function addtocart($pid,$q){ if($pid<1 or $q<1) return; if(is_array($_SESSION['cart'])){ if(product_exists($pid)) return; $max=count($_SESSION['cart']); $_SESSION['cart'][$max]['productid']=$pid; $_SESSION['cart'][$max]['qty']=$q; } else{ $_SESSION['cart']=array(); $_SESSION['cart'][0]['productid']=$pid; $_SESSION['cart'][0]['qty']=$q; } } function product_exists($pid){ $pid=intval($pid); $max=count($_SESSION['cart']); $flag=0; for($i=0;$i<$max;$i++){ if($pid==$_SESSION['cart'][$i]['productid']){ $flag=1; break; } } return $flag; } ?> anyone can figure out whats wrong? 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Solution lovephp Posted February 2, 2016 Author Solution Share Posted February 2, 2016 hahaha sorry i i forgot to start session Quote Link to comment Share on other sites More sharing options...
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