// ----------------------------------------
// SHOW RECENT COMMENTS
// ----------------------------------------
// This functions takes a blogger-feed in JSON
// format and displays it.
//
// Version: 2.1
// Date:    2007-02-02
// Author:  Hans Oosting
// URL:     beautifulbeta.blogspot.com
// ----------------------------------------
// In an html widget, paste the following:
// 
// <script type="text/javascript" src="http://colinleath.googlepages.com/showrecentcomments2.js"></script><script type="text/javascript">var numcomments = 5;var showcommentdate = true;var showposttitle = true;var numchars = 100;var standardstyling = true; var commentfeed = '';</script><script type="text/javascript" src="http://sdprim.blogspot.com/feeds/comments/default?alt=json-in-script&callback=showrecentcomments"></script>

function showrecentcomments(json) {
  for (var i = 0; i < numcomments; i++) {
    var entry = json.feed.entry[i];
    var alturl;   
    if (i == json.feed.entry.length) break;
    for (var k = 0; k < entry.link.length; k++) {
      if (entry.link[k].rel == 'alternate') {
        alturl = entry.link[k].href;
        break;
      }
    }
   alturl = alturl.replace("#", "#");
   var postlink = alturl.split("#");
   postlink = postlink[0];
   var linktext = postlink.split("/");
   linktext = linktext[5];
   linktext = linktext.split(".html");
   linktext = linktext[0];
   var posttitle = linktext.replace(/-/g," ");
   posttitle = posttitle.link(postlink);
   var commentdate = entry.published.$t;
   var cdyear = commentdate.substring(0,4);
   var cdmonth = commentdate.substring(5,7);
   var cdday = commentdate.substring(8,10);
   var monthnames = new Array();
   monthnames[1] = "Jan";
   monthnames[2] = "Feb";
   monthnames[3] = "Mar";
   monthnames[4] = "Apr";
   monthnames[5] = "May";
   monthnames[6] = "Jun";
   monthnames[7] = "Jul";
   monthnames[8] = "Aug";
   monthnames[9] = "Sep";
   monthnames[10] = "Oct";
   monthnames[11] = "Nov";
   monthnames[12] = "Dec";
   if ("content" in entry) {
     var comment = entry.content.$t;}
   else
   if ("summary" in entry) {
     var comment = entry.summary.$t;}
   else var comment = "";
   var re = /<\S[^>]*>/g; 
   comment = comment.replace(re, "");
   if (!standardstyling) document.write('<div class="bbrecpost">');
   if (standardstyling) document.write('<br/>');
   if (showcommentdate == true) document.write('On ' + monthnames[parseInt(cdmonth,10)] + ' ' + cdday + ' ');
   document.write('<a href="' + alturl + '">' + entry.author[0].name.$t + '</a> commented');
   if (showposttitle == true) document.write(' on ' + posttitle);
   if (!standardstyling) document.write('</div><div class="bbrecpostsum">');
   if (standardstyling) document.write('<br/>');
   if (comment.length < numchars) {
         if (standardstyling) document.write('<i>');
         document.write(comment);
         if (standardstyling) document.write('</i>');}
   else
        { 
         if (standardstyling) document.write('<i>');
         comment = comment.substring(0, numchars);
         var quoteEnd = comment.lastIndexOf(" ");
         comment = comment.substring(0, quoteEnd);
         document.write(comment + '...<a href="' + alturl + '">(more)</a>');
         if (standardstyling) document.write('</i>');}
   if (!standardstyling) document.write('</div>');
   if (standardstyling) document.write('<br/>');
  }

//variable testing following http://www.esqsoft.com/javascript-help/javascript-testing-defined-undefined-variables.htm
if (!window.commentfeed) { window.commentfeed ='';}

if (window.commentfeed == '') commentfeed = 'http://' + document.URL.split("/")[2] + '/feeds/comments/default';

   
if (!standardstyling) document.write('<div class="bbwidgetfooter">');
if (standardstyling) document.write('<br/>');
if (standardstyling) document.write('<table width="100%"><tr><td><a href="' + commentfeed + '">comment feed</a></td><td>');
if (standardstyling) document.write('<td style="text-align: right;"><a href="http://colinleath.googlepages.com/showrecentcomments2.js">src</a></td></tr></table>');
if (!standardstyling) document.write('</div>');}