commonsource.inc

Windows Web脚本开发指南/(美) Dan Heflin, Todd Ney著 的源码

<%
function setCartStatus(catID){
  // Used to display the status for the cart in the upper right hand corner of the page
  
  var result="";
  var items = cart.selectNodes("//item");
  var item = items.nextNode();
  var total = 0;
  var date = new Date();

  while (item != null){ 
      price = new Number(item.selectSingleNode("price").text);
      quantity = new Number(item.selectSingleNode("quantity").text);
      total += price * quantity; 
      item = items.nextNode();
  }
  total = Math.round(total * 100) / 100;
  result = "<form><table width='100%'><tr><td rowspan='3' align='center'><font size='5'><B>The On-Line Superstore</B></font></td>";
  result += "<td align='right'>Current Items:" + items.length + "</td></tr><tr><td align='right'>Current Total: $" + total; 
  result += "</td></tr><tr><td align='right'><input type='button' value='Go To Cart' onClick=navigate('displayCart.asp?catID="; 
  result += catID + "&dt=" + date.getTime() +  "')></td></tr></table></form>";
  Response.Write(result);
}
function buildNavPage(transformStart){
    // Builds the navigation page with the categories on the left side of the page and
    // the feature items on the right
    
    var xslNode = menuTransform.selectSingleNode("//xsl:template[@match='categories']");
    var result = "<table><tr><td width='40%' valign='top'>";
    var transformCategories;
    var transformFeature;

    transformCategories = transformStart.selectSingleNode("categories");
    result += transformCategories.transformNode(xslNode);
    result += "</td><td width='60%'>"

    xslNode = menuTransform.selectSingleNode("//xsl:template[@match='featureItems']");
    transformFeature = transformStart.selectSingleNode("featureItems");
    result += transformFeature.transformNode(xslNode);
    result += "</td></tr></table>";
    Response.Write(result);
}
function buildNavigate(){
  var result = "<script Language='JavaScript'>function navigate(path){location.href = path;}</script>";
  Response.Write(result);
}
function displayCart(catID){
  //Transforms the cart and displays the results in the working area

  var xslNode = menuTransform.selectSingleNode("//xsl:template[@match='cart']");
  var result = "<form method='post' action='updateCart.asp?catID=" + catID + "'>";
  var date = new Date();
  
  result +=cart.documentElement.transformNode(xslNode);
  result += "<input type='submit' value='Update Cart')>";  
  result += "<input type='button' value='Return' onClick=navigate('navPage.asp?catID=" + catID + "&dt=" + date.getTime() +  "');>";  
  result += "<input type='button' value='Check Out' onClick=navigate('checkOut.asp?catID=" + catID + "')></form>";  
  Response.Write(result);
}
function displayNavigatePath(menuItem){
  //Builds the navigational path of the categories used to get to the current category
  
  var parentElement ;
  var navigatePath = "";
  var seperator="";
  var date = new Date();
  
  parentElement = menuItem.selectSingleNode("ancestor(category)");
  while (parentElement != null){
    navigatePath = "<td><a href='navPage.asp?catID=" + parentElement.getAttribute("catID") + "&dt=" + date.getTime() +  "'>" + parentElement.getAttribute("products") + "</a>" + seperator + "</td>" + navigatePath;
    parentElement = parentElement.selectSingleNode("ancestor(category)");
    seperator=" :";
  }
  if (navigatePath != "")
    navigatePath = "<table><tr><td>Navigate To:</td>" + navigatePath + "<td> : " + menuItem.getAttribute("products") + "</td></tr><tr><td>&nbsp;</td></tr></table>";
  
  Response.Write(navigatePath);  
}
function displayNavigatePathByID(catID){
  var menuItem = catalogMenu.selectSingleNode("//category[@catID='" + catID + "']");
  displayNavigatePath(menuItem);
}
function displayHeader(catID){
  setCartStatus(catID);
  displayNavigatePathByID(catID);
}
%>