jQuery(function($) {


	google.load("feeds", "1",{"callback" : initializeBR});
	//initializeBR();

			/**
			 * printf() for Javascript
			 */
			function sprintf() {
                if( sprintf.arguments.length < 2 ) {
                    return;
                }
                var data = sprintf.arguments[ 0 ];
                for( var k=1; k<sprintf.arguments.length; ++k ) {
                    switch( typeof( sprintf.arguments[ k ] ) ){
                        case 'string':
                            data = data.replace( /%s/, sprintf.arguments[ k ] );
                            break;
                        case 'number':
                            data = data.replace( /%d/, sprintf.arguments[ k ] );
                            break;
                        case 'boolean':
                            data = data.replace( /%b/, sprintf.arguments[ k ] ? 'true' : 'false' );
                            break;
                            default:
                           /// function | object | undefined
                        break;
                    }
                }
                return(data);
            }
            if( !String.sprintf ) {
            	String.sprintf = sprintf;
            }


            /**
             * generate text showing the age of the bookmark's latest post
             */
            function getAge(days, hours){
                if (days > 1) {
                    return String.sprintf("%d days ago", days);
                } else if (days==1){
                	return "yesterday ";
                } else if (days< 1 && hours > 1) {
                	return String.sprintf("%d hrs ago", hours);
                } else if (days< 1 && hours == 1) {
                	return "in the last hour";
                } else if (days < 1 && hours < 1) {
                	return "just recently";
                }
            }
            /* add age and other info to bookmark*/
            function addAge(feed, bookmark, anchor, divID, previewtoggle, last_posttitle){
                var $li =$(bookmark),
                 $a =$(anchor),
                 $toggle =$(previewtoggle),
                 $title =$(last_posttitle),
                 now = (new Date()).getTime(),
                 then = (new Date()).getTime(),
                 ageInDays,
                 ageInHours,
                 randomAge,
                 ageMsg=[],
                 $snippet,
                 entry;
                entry = feed.entries[0]
                /*,entry1= feed.entries[1] */;
                try {
                    then = new Date(entry.publishedDate).getTime();
                } catch (dateException) {
                    // do noting
                }
                
                ageInDays =  Math.floor((now-then)/(1000*60*60*24)),
                ageInHours = Math.floor((now-then)%(1000*60*60*24)/3600000);

                try {
                                         $entryTitle =$("<p></p>").html(entry.title);
                                        $a.attr({title: $entryTitle.html()});
                } catch (titleException) {
                    $a.attr({title: ""});
                }
				if (!isNaN(then)){
					// insert age into list-item to allow sorting by age of post
                    $li.attr({age:then});
				} else {
		            /* add "very old" age to bookmarks with no feed-url */
					randomAge = Math.floor(Math.random()*1000001);
					$li.attr({age:randomAge});
				}

                                			$title.html(entry.title);
			$title.attr( {
				href  : entry.link,
				title : $("<p></p>").html(entry.contentSnippet).html(),
				rel   : "external",
				rev   : "bookmark"
			});

			/*$title.parent().append($("<a></a>").attr({
					href : entry1.link,
					title: $("<p></p>").html(entry1.contentSnippet).html(),
					rel   : "external",
					rev   : "bookmark"
			}).html(entry1.title));*/
                                return false;
            }
            /* add "very old" age to bookmarks with no feed-url */
            function addZeroAge(zeroAgeBookmark){
                var $zali =$(zeroAgeBookmark),
                randomAge = Math.floor(Math.random()*1000001);
                if ($zali !== null ) {
                    $zali.attr({age:randomAge});
                }
                return false;
            }

            /* add jQuery-oberserver to enable mouse-clicks*/
            function addFeedControl(preview, feed, name){
                    var feedControl = new google.feeds.FeedControl();
                    feedControl.addFeed(feed, name);
                    feedControl.draw($(preview).get(0));
                    return false;
            }

			/*
			 *
			 */
            function feedreading_limit_display(){ 
            	var
                 liArray = $("#feedreading_blogroll_ > li"), liArraySingle_2 = $("#single-2_feedreading_blogroll_ > li") ;					for (var i=0; i < liArray.length; i++) { 
						if(i > -1){
	        				$(liArray[i]).css("display","none");
						}
					} 					for (var i=0; i < liArraySingle_2.length; i++) { 
						if(i > -1){
	        				$(liArraySingle_2[i]).css("display","none");
						}
					} 				return false;
        	}
        	
            /*
             * Sort the blogroll with tsort()
             */
            function feedreading_automatic_sort() { 					var $allCompleted=false, $hasCompleteAge=true, isComplete=false, $sortArray=$("#feedreading_blogroll_ >li") 
					,						$hasCompleteAgeSingle2=true, isCompleteSingle2=false, $liSortSingleArray2= $("#single-2_feedreading_blogroll_ > li") 
											;
	        		for (var i=0; i < $sortArray.length; i++) {
						var $age_ = $( $sortArray[i]).attr("age");
						if ($age_ === null || $age_ == "" || isNaN($age_)) {
							$hasCompleteAge = false;
						}
	        		}
					 
		        		for (var i=0; i < $liSortSingleArray2.length; i++) {
							var $age = $($liSortSingleArray2[i]).attr("age");
							if ($age === null || $age == "" || isNaN($age)) {
								$hasCompleteAge = false;
							}
		        		}
						if ($hasCompleteAgeSingle2 && !isCompleteSingle2) {
							$("#single-2_feedreading_blogroll_ > li").tsort({order:"desc",attr:"age"});
							isCompletesingle2=true;
						}
												if ($hasCompleteAge && !isComplete){
							$("#feedreading_blogroll_ > li").tsort({order:"desc",attr:"age"});
							isComplete=true;
						}

						
					$allCompleted = $hasCompleteAge 
					 && 							$hasCompleteAgeSingle2							;							
					if ($allCompleted) {
						clearInterval(myInterval);
																	}
									return false;
            }

	function feedreading_rolling(){
						var
							$blogroll_all= $('#feedreading_blogroll_'), $blogroll_all_size= $blogroll_all.find('li').size(), $blogroll_all_limit = ($blogroll_all_size>5)? (5): ($blogroll_all_size-1)
			 ,			$single_blogroll_2 = $('#single-2_feedreading_blogroll_'), $single_blogroll_2_size=$single_blogroll_2.find('li').size() , $single_blogroll_2_limit = ($single_blogroll_2_size>5)? (5): ($single_blogroll_2_size-1) 
						;
			
						$('#feedreading_blogroll_ > li').css("display","none");
			$blogroll_all.feedReadingBlogrollSpy($blogroll_all_limit,4000);
						
						if ($single_blogroll_2_size > 1) {
				$("#single-2_feedreading_blogroll_ > li").css("display","none");
				$single_blogroll_2.feedReadingBlogrollSpy($single_blogroll_2_limit,4000);
			}

					return false;
	}

            /*
             * add observer to blogroll()
             */
	function feedreading_category_observer() {
	    		$("#widget_feedreading_blogroll, .widget_feedreading_blogroll").bind("change click keypress", function(event){
			var $eventTarget = $(event.target), $previewtarget = "#"+$eventTarget.parent().children(".previewtarget").text();
						if ($eventTarget.is('abbr')){
				$eventTarget.parent().parent().children(".preview_wrap").toggle("slow");
			}
			if ($eventTarget.is('small')){
				$eventTarget.parent().parent().parent().children(".preview_wrap").toggle("slow");

			}
						
					});
				$("ul.feedreading_blogroll_bookmarklist").bind("mouseenter",function(event){
			var $eventTarget =$(event.target);
			$eventTarget.parents(".feedreading_blogroll_bookmarklist").addClass("mouseover");
		});
		$("ul.feedreading_blogroll_bookmarklist").bind("mouseleave",function(event){
			var $eventTarget =$(event.target);
			$eventTarget.parents(".feedreading_blogroll_bookmarklist").removeClass("mouseover");
		});
		return false;
	}
					            /* call sort-function every half second */
		            var myInterval = window.setInterval(function (){feedreading_automatic_sort(); },1000);
			/* stop calling sort-function after n seconds */
			window.setTimeout(function (a,b){
				clearInterval(myInterval);
			}, 20000);
			
      function initializeBR() { 						var 					feed5 = new google.feeds.Feed("http://feeds.thisamericanlife.org/talupdates?format=xml")
					,					feed1 = new google.feeds.Feed("http://www.nytimes.com/services/xml/rss/nyt/SundayBookReview.xml")
					,					feed4 = new google.feeds.Feed("http://www.morningtoast.com/feed/")
					,					feed6 = new google.feeds.Feed("http://www.escapistmagazine.com/rss/news")
					,					feed7 = new google.feeds.Feed("http://thedomesticscientist.com/feed/")
					,					feed2 = new google.feeds.Feed("http://brassgoggles.co.uk/brassgoggles/feed")
					,					feed3 = new google.feeds.Feed("http://www.npr.org/rss/rss.php?id=37")
					,feed_single23  = new google.feeds.Feed("http://www.npr.org/rss/rss.php?id=37")
						,feed_single22  = new google.feeds.Feed("http://brassgoggles.co.uk/brassgoggles/feed")
						,feed_single27  = new google.feeds.Feed("http://thedomesticscientist.com/feed/")
						,feed_single26  = new google.feeds.Feed("http://www.escapistmagazine.com/rss/news")
						,feed_single24  = new google.feeds.Feed("http://www.morningtoast.com/feed/")
						,feed_single21  = new google.feeds.Feed("http://www.nytimes.com/services/xml/rss/nyt/SundayBookReview.xml")
						,feed_single25  = new google.feeds.Feed("http://feeds.thisamericanlife.org/talupdates?format=xml")
						;                                      feed5.load(function(result_5){
                                      if (!result_5.error) {
                                      addAge(result_5.feed, "#feedreading_bookmark_5", "#feedreading_anchor_5", "#feedreading_info_5", "#feedreading_previewtoggle_5", "#frbl_last_posttitle_5");
                                      addFeedControl("#feedreading_preview_5", "http://feeds.thisamericanlife.org/talupdates?format=xml", "This American Life");
    												} else {
                  			addZeroAge("#feedreading_bookmark_5");
              			}
                                      });
                                                                                feed1.load(function(result_1){
                                      if (!result_1.error) {
                                      addAge(result_1.feed, "#feedreading_bookmark_1", "#feedreading_anchor_1", "#feedreading_info_1", "#feedreading_previewtoggle_1", "#frbl_last_posttitle_1");
                                      addFeedControl("#feedreading_preview_1", "http://www.nytimes.com/services/xml/rss/nyt/SundayBookReview.xml", "The New York Times Book Review");
    												} else {
                  			addZeroAge("#feedreading_bookmark_1");
              			}
                                      });
                                                                                feed4.load(function(result_4){
                                      if (!result_4.error) {
                                      addAge(result_4.feed, "#feedreading_bookmark_4", "#feedreading_anchor_4", "#feedreading_info_4", "#feedreading_previewtoggle_4", "#frbl_last_posttitle_4");
                                      addFeedControl("#feedreading_preview_4", "http://www.morningtoast.com/feed/", "The Morning Toast");
    												} else {
                  			addZeroAge("#feedreading_bookmark_4");
              			}
                                      });
                                                                                feed6.load(function(result_6){
                                      if (!result_6.error) {
                                      addAge(result_6.feed, "#feedreading_bookmark_6", "#feedreading_anchor_6", "#feedreading_info_6", "#feedreading_previewtoggle_6", "#frbl_last_posttitle_6");
                                      addFeedControl("#feedreading_preview_6", "http://www.escapistmagazine.com/rss/news", "The Escapist Magazine News");
    												} else {
                  			addZeroAge("#feedreading_bookmark_6");
              			}
                                      });
                                                                                feed7.load(function(result_7){
                                      if (!result_7.error) {
                                      addAge(result_7.feed, "#feedreading_bookmark_7", "#feedreading_anchor_7", "#feedreading_info_7", "#feedreading_previewtoggle_7", "#frbl_last_posttitle_7");
                                      addFeedControl("#feedreading_preview_7", "http://thedomesticscientist.com/feed/", "The Domestic Scientist");
    												} else {
                  			addZeroAge("#feedreading_bookmark_7");
              			}
                                      });
                                                                                feed2.load(function(result_2){
                                      if (!result_2.error) {
                                      addAge(result_2.feed, "#feedreading_bookmark_2", "#feedreading_anchor_2", "#feedreading_info_2", "#feedreading_previewtoggle_2", "#frbl_last_posttitle_2");
                                      addFeedControl("#feedreading_preview_2", "http://brassgoggles.co.uk/brassgoggles/feed", "Brass Goggles");
    												} else {
                  			addZeroAge("#feedreading_bookmark_2");
              			}
                                      });
                                                                                feed3.load(function(result_3){
                                      if (!result_3.error) {
                                      addAge(result_3.feed, "#feedreading_bookmark_3", "#feedreading_anchor_3", "#feedreading_info_3", "#feedreading_previewtoggle_3", "#frbl_last_posttitle_3");
                                      addFeedControl("#feedreading_preview_3", "http://www.npr.org/rss/rss.php?id=37", "All Songs Considered");
    												} else {
                  			addZeroAge("#feedreading_bookmark_3");
              			}
                                      });
                                          
																														// hallo
										feed_single23.load(function(result_single_23){
										if (!result_single_23.error) {
											addAge(result_single_23.feed, "#single-2_feedreading_bookmark_3", "#single-2_feedreading_anchor_3", "#single-2_feedreading_info_3", "#single-2_feedreading_previewtoggle_3", "#single-2_frbl_last_posttitle_3");
											addFeedControl("#single-2_feedreading_preview_3", "http://www.npr.org/rss/rss.php?id=37", "All Songs Considered");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_3");
											}
										});
										                    										// hallo
										feed_single22.load(function(result_single_22){
										if (!result_single_22.error) {
											addAge(result_single_22.feed, "#single-2_feedreading_bookmark_2", "#single-2_feedreading_anchor_2", "#single-2_feedreading_info_2", "#single-2_feedreading_previewtoggle_2", "#single-2_frbl_last_posttitle_2");
											addFeedControl("#single-2_feedreading_preview_2", "http://brassgoggles.co.uk/brassgoggles/feed", "Brass Goggles");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_2");
											}
										});
										                    										// hallo
										feed_single27.load(function(result_single_27){
										if (!result_single_27.error) {
											addAge(result_single_27.feed, "#single-2_feedreading_bookmark_7", "#single-2_feedreading_anchor_7", "#single-2_feedreading_info_7", "#single-2_feedreading_previewtoggle_7", "#single-2_frbl_last_posttitle_7");
											addFeedControl("#single-2_feedreading_preview_7", "http://thedomesticscientist.com/feed/", "The Domestic Scientist");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_7");
											}
										});
										                    										// hallo
										feed_single26.load(function(result_single_26){
										if (!result_single_26.error) {
											addAge(result_single_26.feed, "#single-2_feedreading_bookmark_6", "#single-2_feedreading_anchor_6", "#single-2_feedreading_info_6", "#single-2_feedreading_previewtoggle_6", "#single-2_frbl_last_posttitle_6");
											addFeedControl("#single-2_feedreading_preview_6", "http://www.escapistmagazine.com/rss/news", "The Escapist Magazine News");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_6");
											}
										});
										                    										// hallo
										feed_single24.load(function(result_single_24){
										if (!result_single_24.error) {
											addAge(result_single_24.feed, "#single-2_feedreading_bookmark_4", "#single-2_feedreading_anchor_4", "#single-2_feedreading_info_4", "#single-2_feedreading_previewtoggle_4", "#single-2_frbl_last_posttitle_4");
											addFeedControl("#single-2_feedreading_preview_4", "http://www.morningtoast.com/feed/", "The Morning Toast");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_4");
											}
										});
										                    										// hallo
										feed_single21.load(function(result_single_21){
										if (!result_single_21.error) {
											addAge(result_single_21.feed, "#single-2_feedreading_bookmark_1", "#single-2_feedreading_anchor_1", "#single-2_feedreading_info_1", "#single-2_feedreading_previewtoggle_1", "#single-2_frbl_last_posttitle_1");
											addFeedControl("#single-2_feedreading_preview_1", "http://www.nytimes.com/services/xml/rss/nyt/SundayBookReview.xml", "The New York Times Book Review");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_1");
											}
										});
										                    										// hallo
										feed_single25.load(function(result_single_25){
										if (!result_single_25.error) {
											addAge(result_single_25.feed, "#single-2_feedreading_bookmark_5", "#single-2_feedreading_anchor_5", "#single-2_feedreading_info_5", "#single-2_feedreading_previewtoggle_5", "#single-2_frbl_last_posttitle_5");
											addFeedControl("#single-2_feedreading_preview_5", "http://feeds.thisamericanlife.org/talupdates?format=xml", "This American Life");
																					} else {
												addZeroAge("#single-2_feedreading_bookmark_5");
											}
										});
										                    																											feedreading_category_observer();
				return false;
                }


      $.fn.feedReadingBlogrollSpy = function (limit, interval) {
    	    limit = limit || 4;
    	    interval = interval || 4000;

    	    return this.each(function () {
    	        // 1. setup
    	            // capture a cache of all the list items
    	            // chomp the list down to limit li elements
    	        var $list = $(this),
    	            items = [], // uninitialised
    	            currentItem = limit,
    	            total = 0, // initialise later on
    	            height = $list.find('li:first').height();

    	        // capture the cache
    	        $list.find('li').each(function () {
    	            //items.push('<li>' + $(this).html() + '</li>');
    	            items.push($(this));
    	        });
    	        /*for (var i=0; i < li_items.length; i++){
    	            //items.push('<li>' + $(this).html() + '</li>');
    	            items.push($(this));
    	        } */

    	        total = items.length;

    	        $list.wrap('<div class="spyWrapper" />').parent().css({ height : height * (limit + 2) });

    	        $list.find('li').filter(':gt(' + (limit - 1) + ')').remove();

    	        // 2. effect
    	        function spy() {
			if(!$list.hasClass("mouseover")){
			    // insert a new item with opacity and height of zero
			    var $insert = $(items[currentItem]).css({
				height : 0,
				opacity : 0,
				display : 'none'
			    }).prependTo($list);

			    // fade the LAST item out
			    $list.find('li:last').animate({ opacity : 0}, 1000, function () {
				// increase the height of the NEW first item
				$insert.animate({ height : height }, 1000).animate({ opacity : 1 }, 1000);

				// AND at the same time - decrease the height of the LAST item
				// $(this).animate({ height : 0 }, 1000, function () {
				    // finally fade the first item in (and we can remove the last)
				    $(this).remove();
				// });
			    });

			    currentItem++;
			    if (currentItem >= total) {
				currentItem = 0;
			    }
			}
			setTimeout(spy, interval);
    	        }

    	        spy();
    	    });
    	};
});