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Add Current Visitors count display

This commit is contained in:
Robbie Antenesse 2019-01-03 16:38:22 -07:00
parent 1078e6f6e5
commit 7c5faf7e49
3 changed files with 18 additions and 11 deletions
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4
public/js/little-library.js
View File

@ -3,6 +3,10 @@ $(document).ready(function() {
var downloadButton; var downloadButton;
socket.on('update visitors', function(visitors) {
$('#visitors').text(visitors);
});
socket.on('get book', function(url) { socket.on('get book', function(url) {
$(downloadButton).replaceWith('<a download href="' + url + '" class="button is-success is-large">Download</a>'); $(downloadButton).replaceWith('<a download href="' + url + '" class="button is-success is-large">Download</a>');
}); });

13
server.js
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@ -24,6 +24,7 @@ function Server () {
this.templateCache = {}; this.templateCache = {};
this.connections = 0;
this.takenBooks = []; this.takenBooks = [];
this.server.use(helmet()); this.server.use(helmet());
@ -136,7 +137,8 @@ function Server () {
}); });
this.io.on('connection', socket => { this.io.on('connection', socket => {
this.broadcastVisitors(); this.connections++;
this.io.emit('update visitors', this.connections);
socket.on('take book', bookId => { socket.on('take book', bookId => {
const fileLocation = this.takeBook(bookId, socket.id); const fileLocation = this.takeBook(bookId, socket.id);
@ -149,8 +151,8 @@ function Server () {
}); });
socket.on('disconnect', () => { socket.on('disconnect', () => {
// console.log(socket.id + ' disconnected'); this.connections--;
this.broadcastVisitors(); this.io.emit('update visitors', this.connections);
this.deleteBooks(socket.id); this.deleteBooks(socket.id);
}); });
}); });
@ -276,11 +278,6 @@ Server.prototype.generateHistoryPage = function (req) {
}); });
} }
Server.prototype.broadcastVisitors = function () {
const numberConnected = this.io.of('/').clients().connected.length;
this.io.emit('connected', numberConnected);
}
Server.prototype.start = function () { Server.prototype.start = function () {
this.http.listen(settings.port, () => { this.http.listen(settings.port, () => {
console.log('Started server on port ' + settings.port); console.log('Started server on port ' + settings.port);

12
templates/htmlContainer.html
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@ -20,7 +20,13 @@
<nav class="navbar" role="navigation" aria-label="main navigation"> <nav class="navbar" role="navigation" aria-label="main navigation">
<div class="navbar-brand"> <div class="navbar-brand">
<a class="navbar-item" href="/"> <a class="navbar-item" href="/">
<h1 class="title">{{siteTitle}}</h1> <div>
<h1 class="title">{{siteTitle}}</h1>
<div class="subtitle tags has-addons">
<span class="tag">Current Visitors</span>
<span class="tag is-primary" id="visitors">&hellip;</span>
</div>
</div>
</a> </a>
<a role="button" class="navbar-burger burger" aria-label="menu" aria-expanded="false"> <a role="button" class="navbar-burger burger" aria-label="menu" aria-expanded="false">
@ -66,8 +72,8 @@
<footer class="footer"> <footer class="footer">
<div class="content has-text-centered"> <div class="content has-text-centered">
<p> <p>
<strong>Little Library</strong> by <a href="https://robbie.antenesse.net">Robbie Antenesse</a>. The source code is licensed <strong>Little Library</strong> by <a href="https://robbie.antenesse.net">Robbie Antenesse</a>.
<a href="http://opensource.org/licenses/mit-license.php">MIT</a>. The website content The source code is licensed <a href="http://opensource.org/licenses/mit-license.php">MIT</a>. The website content
is licensed <a href="http://creativecommons.org/licenses/by-nc-sa/4.0/">CC BY NC SA 4.0</a>. is licensed <a href="http://creativecommons.org/licenses/by-nc-sa/4.0/">CC BY NC SA 4.0</a>.
</p> </p>
</div> </div>