OverDrive Login Helper

Remembers the users library card number and other login credentials (but not masked fields/password fields).

Dovrai installare un'estensione come Tampermonkey, Greasemonkey o Violentmonkey per installare questo script.

You will need to install an extension such as Tampermonkey to install this script.

Dovrai installare un'estensione come Tampermonkey o Violentmonkey per installare questo script.

Dovrai installare un'estensione come Tampermonkey o Userscripts per installare questo script.

Dovrai installare un'estensione come ad esempio Tampermonkey per installare questo script.

Dovrai installare un gestore di script utente per installare questo script.

(Ho già un gestore di script utente, lasciamelo installare!)

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

(Ho già un gestore di stile utente, lasciamelo installare!)

// ==UserScript==
// @name           OverDrive Login Helper
// @namespace      http://home.comcast.net/~mailerdaemon
// @description    Remembers the users library card number and other login credentials (but not masked fields/password fields).
// @include        https://*.libraryreserve.com/*/SignIn*.htm*
// @include        https://*.mediavending.com/*/SignIn*.htm*
// @include        https://*.libraryreserve.com/*/LogIn*.htm*
// @include        https://*.mediavending.com/*/LogIn*.htm*
// @version        0.7
// ==/UserScript==

//https://secure3.libraryreserve.com/singapore.lib.overdrive.com/AC2A5588-FD00-4315-BC77-40415EEC33E1/10/251/en/SignIn.htm?URL=MyAccount.htm
//chose the library randomly; the libraries share a pool of login servers.
var library = document.location.pathname.split("/")[1];
var forms = [];
var fields = JSON.parse(GM_getValue(library,"{}"));
$Z("//form[@action='BANGAuthenticate.dll']", function(form){
		var submit = $X(".//input[@type='submit' or @alt='Submit' or @value='Sign In' or @alt='Sign In'] | .//div[@class='signinbutton'] | .//a[contains(text(), ' users, please click here to sign into this system.')]", form);
		//while stuffing the form don't allow submit!
		
		if(!submit)
			return 0;
		
		submit.disable = true;
		
		for(var a in fields)
		{
			var elm = form.elements.namedItem(a);
			var orig, dest;
			if(elm.tagName == "SELECT")
			{
				var op = $X(".//option[@value='"+fields[a]+"']", elm);
				orig = op.selected;
				dest = op.selected = true;
			}
			else
			{
				orig = elm.value;
				dest = elm.value = fields[a];
			}
			if(orig != dest)
				simulateHTMLEvent(elm, "change");
		}
		
		submit.disable = false;
		
		var save = document.createElement("input");
			save.type="button";
			save.value = "Save";
		if(submit.tagName == "INPUT")
		{
			if(submit.className)
				save.className = submit.className;
			if(submit.type == "image")
				save.style.verticalAlign="top";
			submit.style.display = save.style.display = "inline";
		}
		
		insertAfter(save, submit);
		insertAfter(document.createTextNode(" "), submit);
		addEvent(save, "click", function(event){
				var out = {};//really should figure out some way to do radio controls and check boxes
				Array.forEach(form.elements, function(r){if((r.nodeName=="INPUT" && r.type.toLowerCase() =="text") || r.nodeName=="SELECT") out[r.name] = r.value;});
				GM_setValue(library, JSON.stringify(out));
			});
		return 1;
	});

function simulateClick(node) {
  var evt = document.createEvent("MouseEvents");
  evt.initMouseEvent("click", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
  return node.dispatchEvent(evt);
}

function simulateHTMLEvent(node, type, bubbles, cancelable) {
  var evt = document.createEvent("HTMLEvents");
  evt.initEvent(type, bubbles, cancelable);
  return node.dispatchEvent(evt);
}


function $X(_xpath, node){//to search in a frame, you must traverse the .contentDocument attribute.
    var doc = (node && (typeof(node.ownerDocument) === "object"))?(node.ownerDocument || node):(node = document);
    return doc.evaluate(_xpath, node, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null).snapshotItem(0);
}
function $Y(_xpath, node){
    var doc = (node && (typeof(node.ownerDocument) === "object"))?(node.ownerDocument || node):(node = document);
    return doc.evaluate(_xpath, node, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
}
function $Z(_xpath, func, node){
    var doc = (node && (typeof(node.ownerDocument) === "object"))?(node.ownerDocument || node):(node = document);
    var res = doc.evaluate(_xpath, node, null,	XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    var args = Array.prototype.slice.call(arguments, 3);
    var i = 0;
    for (; i < res.snapshotLength; ++i)
        func.apply(func, [res.snapshotItem(i), i].concat(args));
    return i;
}


function insertAfter(insert, after){return after.parentNode.insertBefore(insert, after.nextSibling);}
function insertBefore(insert, before){return before.parentNode.insertBefore(insert, before);}

function addEvent( obj, type, fn, capture ) {
 	if ( obj.attachEvent ) {
 		obj["e"+type+fn] = fn;
 		obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
 		obj.attachEvent( "on"+type, obj[type+fn] );
 	} else
 		obj.addEventListener( type, fn, capture?capture:false );
}
function removeEvent( obj, type, fn, capture ) {
 	if ( obj.detachEvent ) {
 		obj.detachEvent( "on"+type, obj[type+fn] );
 		obj[type+fn] = obj["e"+type+fn] = null;
 	} else
 		obj.removeEventListener( type, fn, capture?capture:false );
}
function log()
{
	var arg;
	switch(arguments.length)
	{
		case 1:
			arg = arguments[0];
			break;
		case 0:
			arg = null;
			break;
		default:
			arg = arguments;
			break;
	}
	
	var f = JSON.stringify(arg);
	if(typeof(unsafeWindow.console) != "undefined" && typeof(unsafeWindow.console.log) != "undefined")
		unsafeWindow.console.log(f);
	else
		GM_log(f);
	return arg;
}