simple-machines-forum/Themes/default/scripts/alerts.js

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JavaScript
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var pingTime = 10000;
var notificationIcon = '/favicon.ico';
$(function ()
{
if ($('meta[property="og:image"]').length != 0)
notificationIcon = $('meta[property="og:image"]').attr('content');
$.get(notificationIcon).fail(function() {
notificationIcon = smf_images_url + '/blank.png';
})
});
var updateAlerts = function ()
{
var unreadAlerts;
// Prevent multiple notifications across browsers
if (typeof localStorage != 'undefined')
{
unreadAlerts = localStorage.getItem('alertsCounter');
if (unreadAlerts != parseInt(unreadAlerts))
return true;
if ($('#alerts_menu_top > .amt:first').length)
$('#alerts_menu_top > .amt:first').text(unreadAlerts);
else if (!$('#alerts_menu_top > .amt:first').length && unreadAlerts != 0)
$('#alerts_menu_top').append(' <span class="amt">' + unreadAlerts + '</span>');
if (localStorage.getItem('alertsPoll') != null && (+(new Date()) - localStorage.getItem('alertsPoll')) < pingTime)
{
setTimeout(updateAlerts, 1000);
return true;
}
localStorage.setItem('alertsPoll', +(new Date()));
}
else
unreadAlerts = $('#alerts_menu_top > .amt:first').text() ? $('#alerts_menu_top > .amt:first').text() : 0;
unreadAlerts = parseInt(unreadAlerts);
$.get(smf_scripturl + '?action=profile;area=alerts_popup;counter=' + unreadAlerts + ';u=' + smf_member_id, function (data)
{
var alerts = $(data).find('.unread_notify');
if (alerts.length == 0)
return true;
unreadAlerts += alerts.length;
if (unreadAlerts != parseInt(unreadAlerts))
return true;
if (typeof localStorage != 'undefined')
localStorage.setItem('alertsCounter', unreadAlerts);
if ($('#alerts_menu_top > .amt:first').length)
$('#alerts_menu_top > .amt:first').text(unreadAlerts);
else if (!$('#alerts_menu_top > .amt:first').length && unreadAlerts != 0)
$('#alerts_menu_top').append('<span class="amt">' + unreadAlerts + '</span>');
$.each(alerts, function(index, item)
{
var notification = notify.createNotification(new_alert_title, {
body: $(item).find('div.details:first span.alert_text').text(),
icon: notificationIcon
});
notification.click(function()
{
window.focus();
if (!$('#alerts_menu').is(':visible'))
$('#alerts_menu_top').click();
this.close();
});
if (alert_timeout > 0)
setTimeout(function()
{
notification.close();
}, alert_timeout);
});
var user_menus = new smc_PopupMenu();
user_menus.add("alerts", smf_scripturl + "?action=profile;area=alerts_popup;u=" + smf_member_id);
});
// A counter showing zero looks silly
if (unreadAlerts === 0)
$('#alerts_menu_top > .amt:first').remove();
setTimeout(updateAlerts, pingTime);
}
$(function ()
{
var permission = notify.permissionLevel();
if (permission == notify.PERMISSION_DEFAULT)
{
$('#alerts_menu_top').click(function()
{
window.notify.requestPermission(function()
{
if (notify.permissionLevel() == notify.PERMISSION_GRANTED)
updateAlerts();
});
});
}
else if (permission == notify.PERMISSION_GRANTED)
{
setTimeout(updateAlerts, pingTime);
if (typeof localStorage != 'undefined')
localStorage.setItem('alertsCounter', parseInt($('#alerts_menu_top > .amt:first').text() ? $('#alerts_menu_top > .amt:first').text() : 0));
}
});
/**
* Copyright 2012 Tsvetan Tsvetkov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Author: Tsvetan Tsvetkov (tsekach@gmail.com)
*/
(function (win) {
/*
Safari native methods required for Notifications do NOT run in strict mode.
*/
//"use strict";
var PERMISSION_DEFAULT = "default",
PERMISSION_GRANTED = "granted",
PERMISSION_DENIED = "denied",
PERMISSION = [PERMISSION_GRANTED, PERMISSION_DEFAULT, PERMISSION_DENIED],
defaultSetting = {
pageVisibility: false,
autoClose: 0
},
empty = {},
emptyString = "",
isSupported = (function () {
var isSupported = false;
/*
* Use try {} catch() {} because the check for IE may throws an exception
* if the code is run on browser that is not Safar/Chrome/IE or
* Firefox with html5notifications plugin.
*
* Also, we canNOT detect if msIsSiteMode method exists, as it is
* a method of host object. In IE check for existing method of host
* object returns undefined. So, we try to run it - if it runs
* successfully - then it is IE9+, if not - an exceptions is thrown.
*/
try {
isSupported = !!(/* Safari, Chrome */win.Notification || /* Chrome & ff-html5notifications plugin */win.webkitNotifications || /* Firefox Mobile */navigator.mozNotification || /* IE9+ */(win.external && win.external.msIsSiteMode() !== undefined));
} catch (e) {
}
return isSupported;
}()),
ieVerification = Math.floor((Math.random() * 10) + 1),
isFunction = function (value) {
return (value && (value).constructor === Function);
},
isString = function (value) {
return (value && (value).constructor === String);
},
isObject = function (value) {
return (value && (value).constructor === Object);
},
/**
* Dojo Mixin
*/
mixin = function (target, source) {
var name, s;
for (name in source) {
s = source[name];
if (!(name in target) || (target[name] !== s && (!(name in empty) || empty[name] !== s))) {
target[name] = s;
}
}
return target; // Object
},
noop = function () {
},
settings = defaultSetting;
function getNotification(title, options) {
var notification;
if (win.Notification) { /* Safari 6, Chrome (23+) */
notification = new win.Notification(title, {
/* The notification's icon - For Chrome in Windows, Linux & Chrome OS */
icon: isString(options.icon) ? options.icon : options.icon.x32,
/* The notifications subtitle. */
body: options.body || emptyString,
/*
The notifications unique identifier.
This prevents duplicate entries from appearing if the user has multiple instances of your website open at once.
*/
tag: options.tag || emptyString
});
} else if (win.webkitNotifications) { /* FF with html5Notifications plugin installed */
notification = win.webkitNotifications.createNotification(options.icon, title, options.body);
notification.show();
} else if (navigator.mozNotification) { /* Firefox Mobile */
notification = navigator.mozNotification.createNotification(title, options.body, options.icon);
notification.show();
} else if (win.external && win.external.msIsSiteMode()) { /* IE9+ */
//Clear any previous notifications
win.external.msSiteModeClearIconOverlay();
win.external.msSiteModeSetIconOverlay((isString(options.icon) ? options.icon : options.icon.x16), title);
win.external.msSiteModeActivate();
notification = {
"ieVerification": ieVerification + 1
};
}
return notification;
}
function getWrapper(notification) {
return {
close: function () {
if (notification) {
if (notification.close) {
//https://code.google.com/p/ff-html5notifications/issues/detail?id=58
notification.close();
} else if (win.external && win.external.msIsSiteMode()) {
if (notification.ieVerification === ieVerification) {
win.external.msSiteModeClearIconOverlay();
}
}
}
},
click: function(callback) {
notification.addEventListener('click', callback);
}
};
}
function requestPermission(callback) {
if (!isSupported) {
return;
}
var callbackFunction = isFunction(callback) ? callback : noop;
if (win.webkitNotifications && win.webkitNotifications.checkPermission) {
/*
* Chrome 23 supports win.Notification.requestPermission, but it
* breaks the browsers, so use the old-webkit-prefixed
* win.webkitNotifications.checkPermission instead.
*
* Firefox with html5notifications plugin supports this method
* for requesting permissions.
*/
win.webkitNotifications.requestPermission(callbackFunction);
} else if (win.Notification && win.Notification.requestPermission) {
win.Notification.requestPermission(callbackFunction);
}
}
function permissionLevel() {
var permission;
if (!isSupported) {
return;
}
if (win.Notification && win.Notification.permissionLevel) {
//Safari 6
permission = win.Notification.permissionLevel();
} else if (win.webkitNotifications && win.webkitNotifications.checkPermission) {
//Chrome & Firefox with html5-notifications plugin installed
permission = PERMISSION[win.webkitNotifications.checkPermission()];
} else if (navigator.mozNotification) {
//Firefox Mobile
permission = PERMISSION_GRANTED;
} else if (win.Notification && win.Notification.permission) {
// Firefox 23+
permission = win.Notification.permission;
} else if (win.external && (win.external.msIsSiteMode() !== undefined)) { /* keep last */
//IE9+
permission = win.external.msIsSiteMode() ? PERMISSION_GRANTED : PERMISSION_DEFAULT;
}
return permission;
}
/**
*
*/
function config(params) {
if (params && isObject(params)) {
mixin(settings, params);
}
return settings;
}
function isDocumentHidden() {
return settings.pageVisibility ? (document.hidden || document.msHidden || document.mozHidden || document.webkitHidden) : true;
}
function createNotification(title, options) {
var notification,
notificationWrapper;
/*
Return undefined if notifications are not supported.
Return undefined if no permissions for displaying notifications.
Title and icons are required. Return undefined if not set.
*/
if (isSupported && isDocumentHidden() && isString(title) && (options && (isString(options.icon) || isObject(options.icon))) && (permissionLevel() === PERMISSION_GRANTED)) {
notification = getNotification(title, options);
}
notificationWrapper = getWrapper(notification);
//Auto-close notification
if (settings.autoClose && notification && !notification.ieVerification && notification.addEventListener) {
notification.addEventListener("show", function () {
var notification = notificationWrapper;
win.setTimeout(function () {
notification.close();
}, settings.autoClose);
});
}
return notificationWrapper;
}
win.notify = {
PERMISSION_DEFAULT: PERMISSION_DEFAULT,
PERMISSION_GRANTED: PERMISSION_GRANTED,
PERMISSION_DENIED: PERMISSION_DENIED,
isSupported: isSupported,
config: config,
createNotification: createNotification,
permissionLevel: permissionLevel,
requestPermission: requestPermission
};
if (isFunction(Object.seal)) {
Object.seal(win.notify);
}
}(window));