Friday 20 February 2015

Match the current URL with the responding navigation items of a Twitter Bootstrap site

So, you've got a Twitter Bootstrap website and you want the navigation items to become active when you're in the corresponding page. Below I wrote the jQuery plugin to do just that.
First the HTML
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">  
    <title>jQuery navigation plugin for bootstrap</title>
    <link href="bootstrap-3.3.2-dist/css/bootstrap.min.css" rel="stylesheet">      
  </head>
  <body>
    <nav class="navbar navbar-default">
      <div class="container">
        <div class="navbar-header">
          <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar-collapse-1">
            Menu          
          </button>
          <a class="navbar-brand" href="#"><span class="glyphicon glyphicon-education" aria-hidden="true"></span></a>
      </div><!-- .navbar-header -->
      <div class="collapse navbar-collapse" id="navbar-collapse-1">
        <ul class="nav navbar-nav">
          <li><a href="index.html">Home</a></li>
          <li><a href="irrigation.html">Irrigation</a></li>
          <li><a href="pump.html">Pump</a></li>
        </ul>
      </div><!-- #navbar-collapse-1 -->
    </div><!-- /.container -->
  </nav>
    <script src="jquery/1.11.2/jquery.min.js"></script>  
    <script src="bootstrap-3.3.2-dist/js/bootstrap.min.js"></script>  
    <script src="js/matchactive.plugin.js"></script>
    <script>
    (function()
    {
       $('ul.nav > li > a').matchactive();
    }();
    </script>
  </body>
</html>

And now the matchactive.plugin.js
(function($)
{
    $.fn.extend(
    {
        matchactive:function(getvar)
        {
            var pathArray = window.location.pathname.split( '/' );
            var sn = pathArray[pathArray.length - 1];
            var setOfAnchors = $(this);
            $(setOfAnchors).each(function()
            {
            if($(this).attr('href') == sn)
            {
            $(this).parent().addClass('active');
            }
            });
        }
    });
})(jQuery);

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