Notifications and stuff
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Hexagon
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@ -5,6 +5,11 @@
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<title>Cryptalk</title>
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<link rel="stylesheet" type="text/css" href="css/default.css">
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<head profile="http://www.w3.org/2005/10/profile">
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<link rel="icon"
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type="image/png"
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href="gfx/icon_32x32.png">
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</head>
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<body>
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@ -1,7 +1,7 @@
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// Main cryptalk module
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define({
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compiles: ['$'],
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requires: ['hosts', 'templates', 'sound', 'fandango']
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requires: ['hosts', 'templates', 'sound', 'fandango','notifications']
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}, function ($, requires, data) {
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var socket,
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key,
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@ -26,10 +26,11 @@ define({
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},
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// Shortcut
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hosts = requires.hosts.hosts;
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fandango = requires.fandango;
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templates = requires.templates;
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sound = requires.sound;
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hosts = requires.hosts.hosts,
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fandango = requires.fandango,
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templates = requires.templates,
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sound = requires.sound,
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notifications = requires.notifications,
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lockInput = function () {
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components.input[0].setAttribute('disabled', 'disabled');
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@ -42,8 +43,22 @@ define({
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components.input.focus();
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},
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showNotification = function (type, nick, text) {
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if (!mute) {
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if ( type == 'message') {
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notifications.notify(nick.substring(0, 20), text.substring(0, 80),'gfx/icon_128x128.png',true);
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} else if ( type == 'error' ) {
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notifications.notify('Cryptalk', text.substring(0, 80),'gfx/icon_128x128_error.png',true);
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} else {
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notifications.notify('Cryptalk', text.substring(0, 80),'gfx/icon_128x128_info.png',true);
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}
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}
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},
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// Adds a new message to the DOM
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post = function (type, text, clearChat, clearBuffer, nick) {
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var tpl = templates.post[type],
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post,
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data = fandango.merge({}, settings, {
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@ -60,6 +75,9 @@ define({
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clearInput();
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}
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showNotification(type, nick, text)
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// Append the post to the chat DOM element
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components.chat[clearChat ? 'html' : 'append'](post);
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},
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@ -192,7 +210,7 @@ define({
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post('error', templates.messages.unable_to_decrypt);
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} else {
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post('message', sanitized, false, false, nick);
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if( !mute ) sound.playTones(sound.messages.message);
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//if( !mute && !notifications.windowActive()) sound.playTones(sound.messages.message);
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}
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})
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@ -208,7 +226,7 @@ define({
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}
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// Play sound
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if (sound.messages[sanitized] !== undefined && !mute ) sound.playTones(sound.messages[sanitized]);
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//if (sound.messages[sanitized] !== undefined && !mute && !notifications.windowActive() ) sound.playTones(sound.messages[sanitized]);
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} else {
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post('error', templates.server.bogus);
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@ -496,13 +514,18 @@ define({
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unlockInput();
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notifications.enableNative();
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// It's possible to provide room and key using the hashtag.
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// The room and key is then seperated by semicolon (room:key).
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// If there is no semicolon present, the complete hash will be treated as the room name and the key has to be set manually.
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if (host && (hash = window.location.hash)) {
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parts = hash.slice(1).split(':');
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commands.connect(0, function() {
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if (host && (hash = window.location.hash)) {
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parts = hash.slice(1).split(':');
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parts[0] && commands.join(parts[0]);
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parts[1] && commands.key(parts[1]);
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}
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});
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parts[0] && commands.join(parts[0]);
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parts[1] && commands.key(parts[1]);
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}
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});
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@ -0,0 +1,133 @@
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/*
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Usage
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Native notifications without fallback:
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notification.enableNative(); // Once
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notification.notify("Woop Woop");
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Native notifications with fallback:
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notification.enableNative(); // Once
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notification.notify("Woop Woop",true); // True in 2nd parameter enables fallback
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Title blink only:
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notifications.blinkTitleUntilFocus("Woop Woop",1000);
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*/
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define(function (){
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var exports = {},
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window_active,
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blur_delay_timer,
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native_supported = false,
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new_title,
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original_title,
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blink_timer,
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interval,
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now = function () {
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return performance.now() || Date.now();
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},
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focusCallback = function() {
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/* Reset everything after regaining focus */
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resetState();
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},
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resetState = function() {
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clearTimeout(blur_delay_timer);
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clearTimeout(blink_timer);
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if (original_title !== undefined) setTitle(original_title);
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original_title = undefined;
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new_title = undefined;
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window_active = true;
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},
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blurCallback = function() {
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/* Apply a slight delay to prevent notifications from popping when the notifications
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cause the windows to lose focus */
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clearTimeout(blur_delay_timer);
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blur_delay_timer = setTimeout(function() { window_active = false; },1000);
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},
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setTitle = function(t) { document.title = t; },
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getTitle = function() { return document.title; },
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doBlink = function() {
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if(!window_active) {
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if( getTitle() == original_title )
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setTitle( new_title );
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else
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setTitle( original_title);
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blink_timer = setTimeout(doBlink,interval);
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} else {
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resetState();
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}
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};
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exports.enableNative = function() {
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if( native_supported && Notification.permission !== 'denied' ) {
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Notification.requestPermission(function (status) {
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Notification.permission = status;
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});
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}
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};
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exports.windowActive = function() {
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return window_active;
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};
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exports.blinkTitleUntilFocus = function(t,i) {
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interval = (i == undefined) ? 1000 : i;
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if (!window_active) {
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new_title = t;
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original_title = getTitle();
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doBlink();
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}
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};
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exports.notify = function(title,body,icon,fallback) {
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// Only notify while in background
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if( !window_active ) {
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// Set default value for fallback parameter
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if ( fallback === undefined) fallback = false;
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if ( native_supported && Notification.permission === "granted") {
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// Create notification
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var n = new Notification(title, {body: body, icon:icon});
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// Handle on show event
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n.onshow = function () {
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// Automatically close the notification after 5000ms
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setTimeout(function(){n.close();},3000);
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}
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} else if ( fallback ) {
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exports.blinkTitleUntilFocus("Attention",1000);
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}
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}
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};
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native_supported = (window.Notification !== undefined);
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// Keep track of document focus/blur
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if (window.addEventListener){
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// Normal browsers
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window.addEventListener("focus", focusCallback, true);
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window.addEventListener("blur", blurCallback, true);
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} else {
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// IE
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window.observe("focusin", focusCallback);
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window.observe("focusout", blurCallback);
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}
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// Make sure we are at square one
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resetState();
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return exports;
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});
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@ -79,8 +79,8 @@ define({
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leave_from_nowhere: 'How are you supposed to leave, while being nowhere?',
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// Sounds
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muted: 'Notification sounds is now muted.',
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unmuted: 'Notifications sounds is now on.',
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muted: 'Notifications and sounds are now muted.',
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unmuted: 'Notifications and sounds are now on.',
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// Extra variables: 'commandName'
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unrecognized_command: 'Unrecognized command: "{commandName}"',
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37
server.js
37
server.js
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@ -1,7 +1,7 @@
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var express = require('express.io'),
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uuid = require('node-uuid');
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uuid = require('node-uuid'),
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app = express();app.http().io();
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app = express();app.http().io();
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app.use(express.static(__dirname + '/public'));
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@ -43,9 +43,38 @@ app.io.route('room', {
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app.io.route('message', {
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send: function(req) {
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if(req.data && req.data.room) req.socket.broadcast.to(req.data.room).emit('message:send', { msg: req.data.msg, nick: req.data.nick} );
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req.socket.emit('message:send', { msg: req.data.msg, nick: req.data.nick} );
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// Check that the user is in a room
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if(req.data && req.data.room) {
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// Check that the message size is within bounds
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var total_msg_size = (req.data.msg) ? req.data.msg.length : 0 + (req.data.nick) ? req.data.nick.length : 0;
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if( total_msg_size <= 4096) {
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// Check that at least 100ms has passed since last message
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if( req.socket.last_message === undefined || new Date().getTime() - req.socket.last_message > 100 ) {
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req.socket.broadcast.to(req.data.room).emit('message:send', { msg: req.data.msg, nick: req.data.nick} );
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req.socket.emit('message:send', { msg: req.data.msg, nick: req.data.nick} );
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req.socket.last_message = new Date().getTime();
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} else {
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// Do not complain if message rate is too fast, that would only generate more traffic
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}
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} else {
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// Message size is out of bounds, complain
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req.socket.emit('message:server', {msg:'command_failed'} );
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}
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}
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}
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});
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app.io.sockets.on('connection', function(socket) {
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