/*

* FeedEk jQuery RSS/ATOM Feed Plugin v3.0 with YQL API

* http://jquery-plugins.net/FeedEk/FeedEk.html  https://github.com/enginkizil/FeedEk

* Author : Engin KIZIL http://www.enginkizil.com   

*/

(function ($) {

    $.fn.FeedEk = function (opt) {

        var def = $.extend({

            MaxCount: 5,

            ShowDesc: true,

            ShowPubDate: true,

            DescCharacterLimit: 0,

            TitleLinkTarget: "_blank",

            DateFormat: "",

            DateFormatLang:"en"

        }, opt);

        var id = $(this).attr("id"), i, s = "", dt;

        $("#" + id).empty();

        if (def.FeedUrl == undefined) return;       

        $("#" + id).append('');

        var YQLstr = 'SELECT channel.item FROM feednormalizer WHERE output="rss_2.0" AND url ="' + def.FeedUrl + '" LIMIT ' + def.MaxCount;

        $.ajax({

            url: "https://query.yahooapis.com/v1/public/yql?q=" + encodeURIComponent(YQLstr) + "&format=json&diagnostics=false&callback=?",

            dataType: "json",

            success: function (data) {

                $("#" + id).empty();

                if (!(data.query.results.rss instanceof Array)) {

                    data.query.results.rss = [data.query.results.rss];

                }

                $.each(data.query.results.rss, function (e, itm) {

                    s += '
' + itm.channel.item.title + '
';

                    if (def.ShowPubDate){

                        dt = new Date(itm.channel.item.pubDate);

                        s += '
';

                        if ($.trim(def.DateFormat).length > 0) {

                            try {

                                moment.lang(def.DateFormatLang);

                                s += moment(dt).format(def.DateFormat);

                            }

                            catch (e){s += dt.toLocaleDateString();}                            

                        }

                        else {

                            s += dt.toLocaleDateString();

                        }

                        s += '';

                    }

                    if (def.ShowDesc) {

                        s += '
';

                         if (def.DescCharacterLimit > 0 && itm.channel.item.description.length > def.DescCharacterLimit) {

                             // Patches upstream FeedEK to correctly

                             // handle HTML tags embedded in the

                             // description text. 

                            var d = $(itm.channel.item.description).text();

                            s += d.substring(0, def.DescCharacterLimit) + '...';

                        }

                        else {

                            s += itm.channel.item.description;

                         }

                         s += '';

                    }

                });

                $("#" + id).append('
' + s + '
');

            }

        });

    };

})(jQuery);