// Order form processing
function orderItem (qty, item, price) {
// alert(document.cookie);
var thisstring = "Add to your order:\n" + qty + " off " + item + " at £" + price + " each\n Click \"CHECKOUT\" to see your order";
if (confirm(thisstring))
{
changeItem(qty, item, price);
}
// alert(document.cookie);
}
function changeItem (qty, item, price)
{
var cookieString = getcookie("FACE_Order");
var newString = "|";
if (cookieString != null)
{
// now see if it already contains item
var itemFound = false;
start = 0;
end = 0;
var i = 0;
while (i <= cookieString.length)
{
start = i;
end = start + item.length + 1;
if (cookieString.substring(start,end) == item + "*")
{
itemFound = true;
break;
}
i++;
}
if (itemFound)
{
// delete existing item first
if (i != 0) newString = cookieString.substring(0,i); // first part
if (cookieString.indexOf("|",i) != cookieString.length -1)
newString += cookieString.substring(cookieString.indexOf("|",i)+1, cookieString.length); // last part
}
else
{
newString = cookieString;
}
// alert(newString);
}
if (qty > 0)
{
// add new/revised item
newString += item + "*" + qty + "@" + price + "|";
}
expires = new Date();
expires.setTime(expires.getTime() + 24 * 60 * 60 *365 * 1000);
// setcookie("FACE_Order", newString, expires);
document.cookie = "FACE_Order=" + newString + "; expires=" + expires.toGMTString();
// alert(document.cookie);
}
function isOrderOpen(item)
{
var cookieFound = false;
var start = 0;
var end = 0;
var cookieString = document.cookie;
var name = "FACE_Order";
var i = 0;
// scan cookie for name
while (i <= cookieString.length)
{
start = i;
end = start + name.length;
if (cookieString.substring(start,end) == name)
{
cookieFound = true;
break;
}
i++;
}
if (cookieFound)
{
// are we just checking the cookie exists?
if (!item)
{
// document.writeln('');
}
// otherwise check if the cookie has the specified item
else
{
// scan cookie for item
var itemFound = false;
start = 0;
end = 0;
// cookieString = document.cookie;
// var name = "FACE_Order";
i = 0;
while (i <= cookieString.length)
{
start = i;
end = start + item.length;
if (cookieString.substring(start,end) == item)
{
itemFound = true;
break;
}
i++;
}
if (itemFound)
{
// how many?
var qty = 0;
i = end + 1;
start = i; // points to start of quantity
while (i <= cookieString.length)
{
if (cookieString.substring(i, i+1) == '@')
{
qty = cookieString.substring(end+1, i);
break;
}
i++;
}
document.writeln('
Your order includes ' + qty + ' off ' + item);
}
}
}
}
function orderconfirm()
{
var cookieString = getcookie("FACE_Order");
order = open("","Order_Confirm","menubar=0,copyhistory=0,location=0,scrollbars=1");
order.document.write('
Checkout');
order.document.write("
Checkout
");
order.document.write("Your order contains the following items: ");
order.document.write('');
order.document.write("");
}
function getorderdetails()
{
open("","Order_Confirm","menubar=0,copyhistory=0,location=0,scrollbars=1");
//
document.write('Order confirm');
var cookieString = getcookie("FACE_Order");
document.write("
Order Confirm
");
document.write("Your order contains the following items: ");
document.write("
");
document.write("
Product
Quantity
Price
Line value
");
var i = 0;
var item = "";
var qty = "";
var price = "";
var ordervalue = 0;
var line = 1;
while (i < cookieString.length)
{
if (cookieString.indexOf("|",i) == -1) break;
i = cookieString.indexOf("|",i);
if (cookieString.indexOf("*",i) == -1) break;
if (cookieString.indexOf("@",i) == -1) break;
if (cookieString.indexOf("|",i+1) == -1) break;
item = cookieString.substring(i+1,cookieString.indexOf("*",i));
qty = cookieString.substring(cookieString.indexOf("*",i)+1,cookieString.indexOf("@",i));
price = cookieString.substring(cookieString.indexOf("@",i)+1,cookieString.indexOf("|",i+1));
document.write("
The following email will be sent:");
// order.document.write('');
order.document.write("");
}
function deleteorder()
{
delcookie("FACE_Order");
}
function encodelines(str)
{
var dest = "";
var len = str.length;
var index = 0;
var code = null;
for (var i = 0; i < len; i++)
{
var ch = str.charAt(i);
if (ch == "\n") code = " ";
// else if (ch == "%") code = "%25";
// else if (ch == ",") code = "%2C";
// else if (ch == ";") code = "%3B";
// else if (ch == "\b") code = "%08";
// else if (ch == "\t") code = "%09";
// else if (ch == "\n") code = "%0A";
// else if (ch == "\f") code = "%0C";
// else if (ch == "\r") code = "%0D";
if (code != null)
{
dest += str.substring(index,i) + code;
index = i + 1;
code = null;
}
}
if (index < len) dest += str.substring(index, len);
return dest;
}
/////////////////////////////////////////////////////////////////////////////////////////////////
//
// Basic cookie handling
//
// encode(str) remove and encode whitespace and other not allowed characters
// decode(str) replace encoded characters
// getcookie(name) get string content of named cookie
// setcookie(name,value,expires) create or change a cookie
// delcookie(name) delete named cookie, by setting old expiry date
//
////////////////////////////////////////////////////////////////////////////////////////////////
function encode(str)
{
var dest = "";
var len = str.length;
var index = 0;
var code = null;
for (var i = 0; i < len; i++)
{
var ch = str.charAt(i);
if (ch == " ") code = "%20";
else if (ch == "%") code = "%25";
else if (ch == ",") code = "%2C";
else if (ch == ";") code = "%3B";
else if (ch == "\b") code = "%08";
else if (ch == "\t") code = "%09";
else if (ch == "\n") code = "%0A";
else if (ch == "\f") code = "%0C";
else if (ch == "\r") code = "%0D";
if (code != null)
{
dest += str.substring(index,i) + code;
index = i + 1;
code = null;
}
}
if (index < len) dest += str.substring(index, len);
return dest;
}
function decode(str)
{
var dest = "";
var len = str.length;
var index = 0;
var code = null;
var i = 0;
while (i < len)
{
i = str.indexOf("%",i);
if (i == -1) break;
if (index < i) dest += str.substring(index,i);
code = str.substring(i+1,i+3);
i += 3;
index = i;
if (code == "20") dest += " ";
else if (code == "25") dest += "%";
else if (code == "2C") dest += ",";
else if (code == "2B") dest += ";";
else if (code == "08") dest += "\b";
else if (code == "09") dest += "\t";
else if (code == "0A") dest += "\n";
else if (code == "0C") dest += "\f";
else if (code == "0D") dest += "\r";
else
{
i -= 2;
index -= 3;
}
}
if (index < len) dest += str.substring(index, len);
return dest;
}
function getcookie(name)
{
var arg = name += "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen)
{
var j = i + alen;
if (document.cookie.substring(i, j) == arg)
{
// return getCookieVal(j);
var endstr = document.cookie.indexOf(";", j);
if (endstr == -1) endstr = document.cookie.length;
return decode(document.cookie.substring(j, endstr));
}
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0) break;
}
return null;
}
function setcookie(name, value, expires)
{
document.cookie = name + "=" + encode(value) + ((expires == null)? "" : ("; expires=" + expires.toGMTString()));
}
function delcookie(name)
{
var exp = new Date();
exp.setTime(exp.getTime() - 24 * 60 * 60 * 1000);
var cval = getcookie(name);
document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}