Zendesk Classic RSS reader widget

rssreader.html

<h4>Blog</h4>

<div id="feedContent">
  
</div>
<script>
   
$j(document).ready(function() {

truncate = function(text, length, ellipsis) {    

    // Set length and ellipsis to defaults if not defined
    if (typeof length == 'undefined') var length = 100;
    if (typeof ellipsis == 'undefined') var ellipsis = '...';

    // Return if the text is already lower than the cutoff
    if (text.length < length) return text;

    // Otherwise, check if the last character is a space.
    // If not, keep counting down from the last character
    // until we find a character that is a space
    for (var i = length-1; text.charAt(i) != ' '; i--) {
        length--;
    }

    // The for() loop ends when it finds a space, and the length var
    // has been updated so it doesn't cut in the middle of a word.
    return text.substr(0, length) + ellipsis;
}
   

  
  $j.get('/proxy/direct?url=http://blog.something.com/feed', function(d) {

    
    $j(d).find('item').each(function(index) {

      //name the current found item this for this particular loop run
      var $item = $j(this);
      // grab the post title
      var title = $item.children('title').text();
      // grab the post's URL
      var link = $item.find('link').text();
      // next, the description the second value sets the number of characters to display the 3rd value is what you want the ellipse to be 
      var description = truncate($item.find('description').text(), 100, '...');
      //don't forget the pubdate
      var pubDate = $item.find('pubDate').text();

      // now create a var 'html' to store the markup we're using to output the feed to the browser window
      var html = "<div class=\"rssentry\"><h4 class=\"rsspostTitle\">" + title + "<\/h4>";
      html += "<em class=\"rssdate\">" + pubDate + "</em>";
      html += "<p class=\"rssdescription\">" + description + "</p>";
      html += "<a href=\"" + link + "\" target=\"_blank\">Read More >><\/a><\/div>";


      //put that feed content on the screen!
      $j('#feedContent').append(html);

                        // Set the number of items you want displayed remember the count starts at zero
                        if(index > 1) {return false;}  

    });
  });


});

</script>