Google Plus for Octopress - footer

after_footer.html

{% comment %}
  Add content to be output at the bottom of each page. (You might use this for analytics scripts, for example)
{% endcomment %}
{% if page.comments == true %}
<script type="text/javascript">
jQuery.noConflict();
jQuery(document).ready(function() {
    //$post_title = $('header .entry-title').text();
    //$post_domain = document.domain;
    if( jQuery('article').hasClass('hentry') )
    {
        $post_link = encodeURI(jQuery(location).attr('href'));
        $gp_url = jQuery('.googleplus h1 a').attr('href');
        $google_plus_id = $gp_url.split('/')[3].split('?')[0] ;

        $google_query_url = "https://www.googleapis.com/plus/v1/activities?query=" +
                            $post_link +
                            "&maxResults=20&orderBy=best&fields=id%2Citems(actor(displayName%2Cid%2Curl)" +
                            "%2Cid%2Cobject(attachments(id%2Curl)%2Curl))%2Ctitle&key={YOUR_GOOGLE_API_KEY}";

        jQuery.getJSON($google_query_url,
            function(data) {
                jQuery.each(data.items, function(i,item){
                    if(item.actor.id == $google_plus_id)
                    {
                        jQuery('.entry-content').append( "<h3>Comments?</h3><p>Join the discussion at the <a href='" + item.object.url +"'>Google+ post</a></p>");
                        return false;
                    }
                });
            });
    };
});
</script>
{% endif %}