function loadBlogFeed(r){
  var container = document.getElementById('feed');
  if (r.responseStatus == '200' && r.responseData.feed.entries.length > 0) {
  
  for(i=0; i < r.responseData.feed.entries.length; i++){
	var post = r.responseData.feed.entries[i];
	var title = unescapePureXMLEntities(post.title);
	var entry = unescapePureXMLEntities(cleanPostContent(post.content));
	var link = post.link;
	var date = post.publishedDate;
	date = new Date(date).toDateString();
	renderPost(title, entry, link, date);
  }

	var moreLink = document.createElement('a');
	moreLink.href = blogURL;
	moreLink.innerHTML = 'More posts &raquo;';
	//container.appendChild(moreLink);
  } else {
	renderNoPost();
  }
}
function cleanPostContent(entry) {
  entry = entry.replace(/<span>[^<]*<\/span>/, '');
  entry = entry.replace(/<[^>]*>/g, '');
  var snippet = entry.split(' ', excerptLength);
  snippet.pop();
  return snippet.join(' ') + ' ...';
}
function unescapePureXMLEntities(str) {
  return str.replace(/&([^;]+);/g, function(s, entity) {
  switch (entity) {
  case 'amp':
  return '&';
  case 'lt':
  return '<';
      case 'gt':
        return '>';
  case 'quot':
  return '"';
  default:
  if (entity.charAt(0) == '#') {
  var n = Number('0' + entity.substr(1));
  if (!isNaN(n)){
  return String.fromCharCode(n);
  }
  }
  // For invalid entities we just return the entity
  return s;
  }
  });
}
function renderPost(title, entry, link, date) {
  var linkNode = document.createElement('a');
  linkNode.href = link;
  linkNode.appendChild(document.createTextNode(title));
  var snippetDiv = document.createElement('div');
  snippetDiv.className = 'snippet';
  snippetDiv.appendChild(document.createTextNode(entry));
  var dateDiv = document.createElement('div');
  dateDiv.className = 'time';
  dateDiv.appendChild(document.createTextNode(date));
  var container = document.getElementById('feed');
  //container.appendChild(linkNode);
  //container.appendChild(dateDiv);
  container.appendChild(snippetDiv);
}
function renderNoPost(){
  var container = document.getElementById('feed');
  container.innerHTML = '<a href="'+blogURL+'">' +
   blogURL +'</a>';
}
function importBlogJS() {
  var scriptNode = document.createElement('script');
  
  apiURL = 'https://ajax.googleapis.com/ajax/services/feed/load?v=1.0&q=' +
  feedURL + '&num='+postCount+'&callback=loadBlogFeed';
  
  scriptNode.setAttribute('src', apiURL);
  document.getElementsByTagName('head')[0].appendChild(scriptNode);
}

window.onload = importBlogJS;