There are 1 previous version of this script.
// ==UserScript==
// @name GWave Favicon Alerts
// @description Alerts you to the number of unread items in Google Wave.
// @version 1.1
// @date 2009-11-25
// @author Peter Wooley
// @namespace http://peterwooley.com
// @include http*://wave.google.com/*
// ==/UserScript==
// Wait for the window to load to try and initialize
window.addEventListener('load', function() {
new GWaveFaviconAlerts;
}, true);
function GWaveFaviconAlerts() {
var self = this;
this.construct = function() {
this.head = document.getElementsByTagName("head")[0];
this.pixelMaps = {
icons: {
'unread': [["rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)"],["rgba(0, 96, 192, 1)","rgba(0, 102, 204, 0.748031496063)","rgba(0, 102, 204, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 0.748031496063)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 0.748031496063)","rgba(255, 170, 0, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 0.748031496063)","rgba(0, 144, 53, 1)"],["rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 0.748031496063)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 0.748031496063)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 0.748031496063)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 0.748031496063)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)"],["rgba(0, 102, 204, 0.503937007874)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 0.503937007874)","rgba(255, 170, 0, 0.503937007874)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 0.503937007874)"],["rgba(0, 102, 204, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 0)","rgba(255, 170, 0, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 0)"],["rgba(0, 102, 204, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 0)","rgba(255, 170, 0, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 0.503937007874)","rgba(255, 64, 64, 0.503937007874)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 0.503937007874)","rgba(0, 153, 57, 0.503937007874)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 0.748031496063)","rgba(0, 102, 204, 1)","rgba(0, 102, 204, 1)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 0.748031496063)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 0.748031496063)","rgba(255, 170, 0, 1)","rgba(255, 170, 0, 1)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 0.748031496063)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(0, 102, 204, 0)","rgba(0, 102, 204, 0.748031496063)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 1)","rgba(255, 64, 64, 0.748031496063)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 170, 0, 0)","rgba(255, 170, 0, 0.748031496063)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 1)","rgba(0, 153, 57, 0.748031496063)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)"],["rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)","rgba(255, 255, 255, 0)"]]
},
numbers: {
0: [
[1,1,1],
[1,0,1],
[1,0,1],
[1,0,1],
[1,1,1]
],
1: [
[0,1,0],
[1,1,0],
[0,1,0],
[0,1,0],
[1,1,1]
],
2: [
[1,1,1],
[0,0,1],
[1,1,1],
[1,0,0],
[1,1,1]
],
3: [
[1,1,1],
[0,0,1],
[0,1,1],
[0,0,1],
[1,1,1]
],
4: [
[0,0,1],
[0,1,1],
[1,0,1],
[1,1,1],
[0,0,1]
],
5: [
[1,1,1],
[1,0,0],
[1,1,1],
[0,0,1],
[1,1,1]
],
6: [
[0,1,1],
[1,0,0],
[1,1,1],
[1,0,1],
[1,1,1]
],
7: [
[1,1,1],
[0,0,1],
[0,0,1],
[0,1,0],
[0,1,0]
],
8: [
[1,1,1],
[1,0,1],
[1,1,1],
[1,0,1],
[1,1,1]
],
9: [
[1,1,1],
[1,0,1],
[1,1,1],
[0,0,1],
[1,1,0]
],
'+': [
[0,0,0],
[0,1,0],
[1,1,1],
[0,1,0],
[0,0,0],
],
'k': [
[1,0,1],
[1,1,0],
[1,1,0],
[1,0,1],
[1,0,1],
]
}
};
this.timer = setInterval(this.poll, 500);
this.poll();
return true;
}
this.drawUnreadCount = function(unread) {
if(!self.textedCanvas) {
self.textedCanvas = [];
}
if(!self.textedCanvas[unread]) {
var iconCanvas = self.getUnreadCanvas();
var textedCanvas = document.createElement('canvas');
textedCanvas.height = textedCanvas.width = iconCanvas.width;
var ctx = textedCanvas.getContext('2d');
ctx.drawImage(iconCanvas, 0, 0);
ctx.fillStyle = "#fef4ac";
ctx.strokeStyle = "#dabc5c";
ctx.strokeWidth = 1;
var count = unread.length;
if(count > 4) {
unread = "1k+";
count = unread.length;
}
var bgHeight = self.pixelMaps.numbers[0].length;
var bgWidth = 0;
var padding = count < 4 ? 1 : 0;
var topMargin = 2;
for(var index = 0; index < count; index++) {
bgWidth += self.pixelMaps.numbers[unread[index]][0].length;
if(index < count-1) {
bgWidth += padding;
}
}
bgWidth = bgWidth > textedCanvas.width-4 ? textedCanvas.width-4 : bgWidth;
ctx.fillRect(textedCanvas.width-bgWidth-4,topMargin,bgWidth+4,bgHeight+4);
var digit;
var digitsWidth = bgWidth;
for(var index = 0; index < count; index++) {
digit = unread[index];
if (self.pixelMaps.numbers[digit]) {
var map = self.pixelMaps.numbers[digit];
var height = map.length;
var width = map[0].length;
ctx.fillStyle = "#2c3323";
for (var y = 0; y < height; y++) {
for (var x = 0; x < width; x++) {
if(map[y][x]) {
ctx.fillRect(14- digitsWidth + x, y+topMargin+2, 1, 1);
}
}
}
digitsWidth -= width + padding;
}
}
ctx.strokeRect(textedCanvas.width-bgWidth-3.5,topMargin+.5,bgWidth+3,bgHeight+3);
self.textedCanvas[unread] = textedCanvas;
}
return self.textedCanvas[unread];
}
this.getIcon = function() {
return self.getUnreadCanvas().toDataURL('image/png');
}
this.getUnreadCanvas = function() {
if(!self.unreadCanvas) {
self.unreadCanvas = document.createElement('canvas');
self.unreadCanvas.height = self.unreadCanvas.width = 16;
var ctx = self.unreadCanvas.getContext('2d');
for (var y = 0; y < self.unreadCanvas.width; y++) {
for (var x = 0; x < self.unreadCanvas.height; x++) {
if (self.pixelMaps.icons.unread[y][x]) {
ctx.fillStyle = self.pixelMaps.icons.unread[y][x];
ctx.fillRect(x, y, 1, 1);
}
}
}
}
return self.unreadCanvas;
}
this.getUnreadCount = function() {
matches = self.getSearchText().match(/\((.*)\)/);
return matches && matches[1] > 0 ? matches[1] : false;
}
this.getUnreadCountIcon = function() {
var unread = self.getUnreadCount();
return self.drawUnreadCount(unread).toDataURL('image/png');
}
this.getSearchText = function() {
return document.title;
}
this.poll = function() {
if(self.getUnreadCount()) {
self.setIcon(self.getUnreadCountIcon());
} else {
self.setIcon(self.getIcon());
}
}
this.setIcon = function(icon) {
var links = self.head.getElementsByTagName("link");
for (var i = 0; i < links.length; i++)
if (links[i].type == "image/x-icon" &&
(links[i].rel == "shortcut icon" || links[i].rel=="icon") &&
links[i].href != icon)
self.head.removeChild(links[i]);
else if(links[i].href == icon)
return;
var newIcon = document.createElement("link");
newIcon.type = "image/x-icon";
newIcon.rel = "shortcut icon";
newIcon.href = icon;
return self.head.appendChild(newIcon);
}
this.toString = function() { return '[object GWaveFaviconAlerts]'; }
return this.construct();
}
