glowingbear-mainbox/js/notifications.js

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var weechat = angular.module('weechat');
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weechat.factory('notifications', ['$rootScope', '$log', 'models', 'settings', function($rootScope, $log, models, settings) {
var serviceworker = false;
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var notifications = [];
// Ask for permission to display desktop notifications
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var requestNotificationPermission = function() {
// Firefox
if (window.Notification) {
Notification.requestPermission(function(status) {
$log.info('Notification permission status: ', status);
if (Notification.permission !== status) {
Notification.permission = status;
}
});
}
// Webkit
if (window.webkitNotifications !== undefined) {
var havePermission = window.webkitNotifications.checkPermission();
if (havePermission !== 0) { // 0 is PERMISSION_ALLOWED
$log.info('Notification permission status: ', havePermission === 0);
window.webkitNotifications.requestPermission();
}
}
if ('serviceWorker' in navigator) {
$log.info('Service Worker is supported');
navigator.serviceWorker.register('serviceworker.js').then(function(reg) {
$log.info('Service Worker install:', reg);
serviceworker = true;
}).catch(function(err) {
$log.info('Service Worker err:', err);
});
}
};
var showNotification = function(buffer, title, body) {
if (serviceworker) {
navigator.serviceWorker.ready.then(function(registration) {
registration.showNotification(title, {
body: body,
icon: 'assets/img/glowing_bear_128x128.png',
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vibrate: [200, 100],
tag: 'gb-highlight-vib'
});
});
} else {
var notification = new Notification(title, {
body: body,
icon: 'assets/img/favicon.png'
});
// Save notification, so we can close all outstanding ones when disconnecting
notification.id = notifications.length;
notifications.push(notification);
// Cancel notification automatically
var timeout = 15*1000;
notification.onshow = function() {
setTimeout(function() {
notification.close();
}, timeout);
};
// Click takes the user to the buffer
notification.onclick = function() {
models.setActiveBuffer(buffer.id);
window.focus();
notification.close();
};
// Remove from list of active notifications
notification.onclose = function() {
delete notifications[this.id];
};
}
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};
// Reduce buffers with "+" operation over a key. Mostly useful for unread/notification counts.
var unreadCount = function(type) {
if (!type) {
type = "unread";
}
// Do this the old-fashioned way with iterating over the keys, as underscore proved to be error-prone
var keys = Object.keys(models.model.buffers);
var count = 0;
for (var key in keys) {
count += models.model.buffers[keys[key]][type];
}
return count;
};
var updateTitle = function() {
var notifications = unreadCount('notification');
if (notifications > 0) {
// New notifications deserve an exclamation mark
$rootScope.notificationStatus = '(' + notifications + ') ';
} else {
$rootScope.notificationStatus = '';
}
var activeBuffer = models.getActiveBuffer();
if (activeBuffer) {
$rootScope.pageTitle = activeBuffer.shortName + ' | ' + activeBuffer.rtitle;
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}
};
var updateFavico = function() {
var notifications = unreadCount('notification');
if (notifications > 0) {
$rootScope.favico.badge(notifications, {
bgColor: '#d00',
textColor: '#fff'
});
} else {
var unread = unreadCount('unread');
if (unread === 0) {
$rootScope.favico.reset();
} else {
$rootScope.favico.badge(unread, {
bgColor: '#5CB85C',
textColor: '#ff0'
});
}
}
};
/* Function gets called from bufferLineAdded code if user should be notified */
var createHighlight = function(buffer, message) {
var title = '';
var body = '';
var numNotifications = buffer.notification;
if (buffer.type === "private") {
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if (numNotifications > 1) {
title = numNotifications.toString() + ' private messages from ';
} else {
title = 'Private message from ';
}
body = message.text;
} else {
if (numNotifications > 1) {
title = numNotifications.toString() + ' highlights in ';
} else {
title = 'Highlight in ';
}
var prefix = '';
for (var i = 0; i < message.prefix.length; i++) {
prefix += message.prefix[i].text;
}
body = '<' + prefix + '> ' + message.text;
}
title += buffer.shortName + " (" + buffer.server + ")";
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showNotification(buffer, title, body);
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if (settings.soundnotification) {
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// TODO fill in a sound file
var audioFile = "assets/audio/sonar";
var soundHTML = '<audio autoplay="autoplay"><source src="' + audioFile + '.ogg" type="audio/ogg" /><source src="' + audioFile + '.mp3" type="audio/mpeg" /></audio>';
document.getElementById("soundNotification").innerHTML = soundHTML;
}
};
var cancelAll = function() {
while (notifications.length > 0) {
var notification = notifications.pop();
if (notification !== undefined) {
notification.close();
}
}
};
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return {
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requestNotificationPermission: requestNotificationPermission,
updateTitle: updateTitle,
updateFavico: updateFavico,
createHighlight: createHighlight,
cancelAll: cancelAll,
unreadCount: unreadCount
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};
}]);