// Half TotalUsed
// version 0.1
// 2006-04-16
// Copyright (c) 2006, Robert Litzke
// Released under the GPL license
// http://www.gnu.org/copyleft/gpl.html
//
// --------------------------------------------------------------------
//
// This is a Greasemonkey user script. To install it, you need
// Greasemonkey 0.3 or later: http://greasemonkey.mozdev.org/
// Then restart Firefox and revisit this script.
// Under Tools, there will be a new menu item to "Install User Script".
// Accept the default configuration and install.
//
// To uninstall, go to Tools/Manage User Scripts,
// select "Zoom Textarea", and click Uninstall.
//
//
//
// ------- CONFIGURATION ------- //
//
// You may configure this script based on your Amazon shipping options
// If you use Domestic Standard (cheapest option) most frequently, leave
// the default option for priceChoice selected. (Everything is set).
// If you use Domestic Expedited (expensive domestic), change
// priceChoice (the uppermost variable below) to 2.
// If you use International Standard, set priceChoice to 3.
//
// --------------------------------------------------------------------
//
// ==UserScript==
// @name Half TotalUsed
// @namespace http://www.litzke.com
// @description Adds shipping to Half.com prices
// @include http://*product.half.ebay.*
// ==/UserScript==
alert("test");
var priceChoice=1;
//used to set shipping price; might change in the future
var priceList=new Array(
0,//placeholder
2.69,//Music/DVD
1.65,
5.30,//expedite
3.70,
3.25,//Games,Paperbacks
1.65,
5.30,//expedite
3.75,
2.79,//VHS
1.49,
5.30,//expedite
3.70,
3.70,//Hardcover
2.15,
5.79,//expedite
4.00
);
var finalPrice=0; //variable containing the price for the current item modified
//just searches to determine product type, then sets the correct pricing. if the product type is not found, returns false
//otherwise, returns true
function Find(searchVal)
{
if(searchVal.indexOf('Music')>=0||searchVal.indexOf('DVD')>=0)
{
finalPrice=priceList[priceChoice];
return true;
}
else if(searchVal.indexOf('Games')>=0)
{
finalPrice=priceList[4+priceChoice];
}
else if(searchVal.indexOf('Paperbacks')>=0)
{
if(document.innerHTML.indexOf("<b>Format:</b> Hardcover")>=0)
{
finalPrice=priceList[12+priceChoice];
}
else if(document.innerHTML.indexOf("<b>Format:</b> Paperback")>=0)
{
finalPrice=priceList[4+priceChoice];
}
return true;
}
else if(searchVal.indexOf('VHS')>=0)
{
finalPrice=priceList[8+priceChoice];
return true;
}
else if(searchVal.indexOf('Hardcover')>=0)
{
finalPrice=priceList[12+priceChoice];
return true;
}
return false;
}
//if(document.documentURI.indexOf('gp/search')>=0)
//{
if(!Find(document.getElementsByTagName('title')[0].innerHTML))
{
//Find the main price and then call insertA to change it
allDivs = document.evaluate(
'//td[@class="red"]',
document,
null,
XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
null);
insertA(allDivs,0);
}
//For a general search, our strategy is to make a list of result item types and used prices. These correspond (hopefull) on a 1:1 basis.
//the big problem was that there is no nesting of anything specific to, say, books around used item prices. so we have to hope these match up.
/*else
{
//get the list of "alias" and "pricing" information
var pricing=document.evaluate('//span[@class="otherprice"]', document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
var alias=document.evaluate('//span[@class="aliasName"]', document, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0; i < pricing.snapshotLength; i++) {
if(Find(alias.snapshotItem(i).innerHTML)) //Find will also set the right shipping price
{
var temp=pricing.snapshotItem(i).innerHTML.substring(1); //grab the price
var num=temp*1;
num=num+finalPrice; //calculations for final price
num=num.toFixed(2);
temp=temp+" + "+finalPrice+" = <b>$"+num+"</b>";
pricing.snapshotItem(i).innerHTML=temp;
}
}
}
}
}//This is for the product pages themselves
if(document.documentURI.indexOf('gp/product')>=0)
{*/
Find(document.getElementsByTagName('title')[0].innerHTML);
//Find the main price and then call insertA to change it
var allDivs, thisDiv;
allDivs = document.evaluate(
'//div[@id="primaryUsedAndNew"]',
document,
null,
XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
null);
insertA(allDivs,0);
//Find the right sidebar price and change that
allDivs = document.evaluate(
'//div[@id="secondaryUsedAndNew"]',
document,
null,
XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
null);
insertA(allDivs,1);
}
//Insert the price and calculate total price into page
function insertA(allDivs,choice)
{
for (var i = 0; i < allDivs.snapshotLength; i++) {
thisDiv = allDivs.snapshotItem(i);
var inDiv=thisDiv.innerHTML;
var temp=new Array();
temp=inDiv.split('$');
temp[1]=temp[1].split('</');
var num=temp[1][0]*1;
num=num+finalPrice;
num=num.toFixed(2);
//This shows the calculation on the page (main window)
if(document.innerHTML.indexOf("List Price: $")>=0)
{
var percentageChange=0;
var priceTot=document.innerHTML.split("List Price: $");
alert(priceTot);
var mainPrice=priceTot[1].indexOf(" ");
mainPrice=mainPrice(12);
alert(mainPrice);
percentageChange=(mainPrice-num)/mainPrice;
percentageChange=Math.round(percentageChange*100);//props to Sheil Naik
if(percentageChange>0) //if the used price is cheaper than new price
{
temp[1][0]=temp[1][0]+' + <i>'+finalPrice+'</i> = <b>$'+num+'</b> ('+percentageChange+'% savings)<';
}
else //if the used price+shipping is more expensive than the new price
{
percentageChange*=-1;
temp[1][0]=temp[1][0]+' + <i>'+finalPrice+'</i> = <b>$'+num+'</b> ('+percentageChange+'% extra)<';
}
}
else
{
temp[1][0]=temp[1][0]+' + <i>'+finalPrice+'</i> = <b>$'+num+'</b><';
}
thisDiv.innerHTML=temp[0] + temp[1][0]+temp[1][1];
}
//Small space prevents us from showing the full calculation on the sidebar
//else if(choice==1)
//{
// temp[1][0]=temp[0]+'$'+num+'<'+temp[1][1];
// thisDiv.innerHTML=temp[1][0];
//}
}
//}
