/* This script and many more are available free online at
The JavaScript Source :: http://javascript.internet.com
Created by: Tony Davis :: http://www.tdavisconsulting.com */
// -----------------------------------------------------//
// SAVE FORM FIELD SELECTIONS IN COOKIES //
// formcookie_saverestore.js //
// Written by Tony Davis, T. Davis Consulting, Inc. //
// Date written: September 27, 2005 //
// Email: tony@tdavisconsulting.com //
// Web site: http://www.tdavisconsulting.com //
// -----------------------------------------------------//
// instructions:
// ------------
// Change
// to and
// Change
// TO
// see a working example at: http://www.tdavisconsulting.com/formcookie
//
// Strip of any flags or options after the url
function trimURL()
{
var URL = window.location.href;
var i = URL.indexOf("?");
if (i > 0)
return URL.substr(0, i);
return URL;
}
function resetForm()
{
// clear the form contents
clearSelections(document.forms[0]);
window.location.href=trimURL();
}
//
// ------------------------------------------------
// This function will concatentate all the fields in
// in the form into one string, delimited by a PIPE
// symbol, into one cookie. The cookie name is the
// same name as the form name. ALL fields are saved.
// ------------------------------------------------
//
function saveSelections(frm,minutes) {
var setvalue;
var fieldType;
var index;
// Expire cookie in 999 days.
var today = new Date();
var exp = new Date(today.getTime()+minutes*60*1000);
var string = "formname=" + frm.name + "|";
var cookieName = frm.name;
//alert(exp);
//alert(frm.name);
var n = frm.length;
for (var i = 0; i < n; i++)
{
var value = "";
name = frm[i].name;
fieldValue = frm[i].value;
fieldType = frm[i].type;
// alert("Saving " + i + ": name=" + name + ", value="+fieldValue+", tpye ="+fieldType);
//alert(e);
//alert(fieldType);
//alert(fieldValue);
//
// RADIO BUTTON
//
if (fieldType == "radio")
{
// save the form index that has the radio on
if (frm[i].checked)
value = i;
}
//
// MULTI-SELECT
//
else if (fieldType == "select-multiple")
{
for (var j = 0; j < frm[i].length; j++)
{
if (frm[i].options[j].selected)
{
value = value + "1\+";
}
else {
value = value + "0\+";
}
}
}
//
// TEXT, TEXTAREA, and DROPDOWN and HIDDEN
//
else if ((fieldType == "text") ||
(fieldType == "textarea") ||
(fieldType == "select-one") ||
(fieldType == "hidden"))
{
value = fieldValue;
}
//
// CHECKBOX
//
else if (fieldType == "checkbox")
{
value = (frm[i].checked==true)?"1":"0";
}
//
// PASSWORD,BUTTON and UNKNOWN
//
// DO NOTHING - default to value = "";
string = string + value + " \|";
}
//alert(string);
setCookie(cookieName, string, exp);
}
function clearSelections(frm)
{
var string = "formname=" + frm.name + "\|";
var cookieName = frm.name;
// Expire cookie in 999 days.
var today = new Date();
var exp = new Date(today.getTime()-1*60*1000);
setCookie(cookieName, string, exp);
loadSelections(frm);
}
//
// LOAD FORM FIELD SELECTIONS FROM SAVED COOKIES
//
function loadSelections(frm) {
var z;
var x;
var fieldValue;
var cookieName;
var fieldValue;
var filedValues;
var fieldArray;
var fieldType;
var empty = false;
cookieName = frm.name;
fieldValues = getCookie(cookieName);
if (fieldValues == null)
{
//alert("Load - empty cookie")
empty = true;
}
if (!empty)
{
fieldArray = fieldValues.split("\|");
}
var n = frm.length;
for (i = 0; i < n; i++)
{
fieldType = frm[i].type;
if (!empty)
{
fieldValue = fieldArray[i+1];
// trim the padded space at the end so the split works properly
fieldValue = fieldValue.substr(0,fieldValue.length-1);
}
else
fieldValue = "";
//alert("Loading " + i + ": name=" + frm[i].name + ", value=" + fieldValue + ", type=" + fieldType);
//
// TEXT, TEXTAREA, and DROPDOWN
//
if ((fieldType == "text") ||
(fieldType == "textarea") ||
(fieldType == "hidden"))
{
frm[i].value = fieldValue;
}
else if (fieldType == "select-one")
{
if (!empty)
{
//alert("select-one = " + fieldValue);
frm[i].value = fieldValue;
}
else
frm[i].value = frm[i].options[0].value;
}
// MULTI_SELECT
//
else if (fieldType == "select-multiple")
{
var selected = fieldValue.split("\+");
for ( j = 0; j
//
//