Current File : /var/www/projetos/suporte.iigd.com.br.old/js/notifications_ajax.js
/**
* ---------------------------------------------------------------------
*
* GLPI - Gestionnaire Libre de Parc Informatique
*
* http://glpi-project.org
*
* @copyright 2015-2022 Teclib' and contributors.
* @copyright 2003-2014 by the INDEPNET Development Team.
* @licence https://www.gnu.org/licenses/gpl-3.0.html
*
* ---------------------------------------------------------------------
*
* LICENSE
*
* This file is part of GLPI.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* ---------------------------------------------------------------------
*/
// Ajax notifications
//
// Inspired from BrowserNotification plugin by
// Edgard Lorraine Messias
//
// License: BSD 3 clause
(function (window, $) {
function GLPINotificationsAjax(options) {
var _this = this;
var _queue = $('<div></div>');
var _queue_audio = $('<div></div>');
this.options = $.extend({}, GLPINotificationsAjax.default, options);
this.showNotification = function(id, title, body, url) {
_queue.queue(function () {
var queue = this;
setTimeout(function () {
$(queue).dequeue();
}, 100);
var notification = new Notification(title, {
body: body,
icon: _this.options.icon
});
if (typeof(url) != 'undefined' && url != null) {
notification.url_item = CFG_GLPI.url_base + '/' + (url);
notification.onclick = function (event) {
event.preventDefault(); // prevent the browser from focusing the Notification's tab
window.open(this.url_item, '_blank');
};
}
$.ajax({
url: CFG_GLPI.root_doc + '/ajax/notifications_ajax.php',
method: 'GET',
data: {
delete: id
}
});
});
};
this.playAudio = function (sound) {
if (!sound || !('Audio' in window)) {
return false;
}
var audioElement = new Audio();
$(audioElement).append($('<source />', {
src: CFG_GLPI.root_doc + '/sound/' + sound + '.mp3',
type: 'audio/mpeg'
}));
$(audioElement).append($('<source />', {
src: CFG_GLPI.root_doc + '/sound/' + sound + '.ogg',
type: 'audio/ogg'
}));
//Queue multiple sounds
_queue_audio.queue(function () {
var queue = this;
audioElement.onended = function () {
$(queue).dequeue();
};
audioElement.play();
});
};
this.checkNewNotifications = function () {
if (!_this.isSupported()) {
return false;
}
var ajax = $.getJSON(CFG_GLPI.root_doc + '/ajax/notifications_ajax.php');
ajax.done(function (data) {
if (data) {
for (var i = 0; i < data.length; i++) {
var item = data[i];
_this.showNotification(item.id, item.title, item.body, item.url);
}
if (_this.options.sound) {
_this.playAudio(_this.options.sound);
}
}
});
};
this.checkConcurrence = function() {
//simple concurrency check
//prevent multiple call to 'notifications_ajax.php' if GLPI is openned in multiple browser tabs
var lastcheck_key = 'glpi_ajaxnotification_lastcheck_' + this.options.user_id;
var lastCheck = localStorage.getItem(lastcheck_key);
if (!lastCheck) {
lastCheck = 0;
}
var timestamp = new Date().getTime();
//50ms tolerance
if (lastCheck <= timestamp - this.options.interval + 50) {
localStorage.setItem(lastcheck_key, timestamp);
this.checkNewNotifications();
}
};
this.startMonitoring = function() {
this.checkConcurrence();
setInterval(this.checkConcurrence.bind(this), this.options.interval);
};
this.checkPermission = function () {
// Let's check whether notification permissions have already been granted
if (Notification.permission === "granted") {
this.startMonitoring();
} else if (Notification.permission !== 'denied') {
// Otherwise, we need to ask the user for permission
Notification.requestPermission(function (permission) {
// If the user accepts, let's create a notification
if (permission === "granted") {
this.startMonitoring();
}
});
}
};
this.start = function () {
if (!this.isSupported()) {
return false;
}
this.checkPermission();
};
this.isSupported = function () {
return "Notification" in window && "localStorage" in window;
};
}
GLPINotificationsAjax.default = {
interval : 10000,
sound : false,
icon : false,
user_id : 0
};
window.GLPINotificationsAjax = GLPINotificationsAjax;
})(window, jQuery);
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