// JavaScript Document
/*************************************************
Star Rating System
First Version: 21 November, 2006
Second Version: 17 May, 2007
Author: Ritesh Agrawal (http://php.scripts.psu.edu/rja171/widgets/rating.php)
Inspiration: Will Stuckey's star rating system (http://sandbox.wilstuckey.com/jquery-ratings/)
Half-Star Addition: Karl Swedberg
Demonstration: http://examples.learningjquery.com/rating/
Usage: $('#rating').rating('url-to-post.php', {maxvalue:5, curvalue:0});

arguments
url : required -- post changes to
options
  increment : 1, // value to increment by
	maxvalue: number of stars
	curvalue: number of selected stars


************************************************/

jQuery.fn.rating = function(url, options) {

	if(url == null) return;

	var settings = {
    url : url, // post changes to
    increment : 1, // value to increment by
    maxvalue  : 5,   // max number of stars
    curvalue  : 0   // number of selected stars
  };

  if(options) {
    jQuery.extend(settings, options);
  };
  jQuery.extend(settings, {cancel: (settings.maxvalue > 1) ? true : false});


  var container = jQuery(this);

	jQuery.extend(container, {
    averageRating: settings.curvalue,
    url: settings.url
  });
  settings.increment = (settings.increment < .75) ? .5 : 1;
  var s = 0;
	for(var i= 0; i <= settings.maxvalue ; i++){
    if (i == 0) {
	    if(settings.cancel == true){
        var div = '<div style="cursor: default;">&nbsp;</div>';
        container.empty().append(div);
      }
    } else {
      var $div = $('<div class="star"></div>')
        .append('<a href="#'+i+'" title="'+i+'/'+settings.maxvalue+'">'+i+'</a>')
        .appendTo(container);
      if (settings.increment == .5) {
        if (s%2) {
          $div.addClass('star-left');
        } else {
          $div.addClass('star-right');
        }
      }
    }
    i=i-1+settings.increment;
    s++;
  }

	var stars = jQuery(container).children('.star');
  var cancel = jQuery(container).children('.cancel');

  stars
    .mouseover(function(){
      event.drain();
      event.fill(this);
    })
    .mouseout(function(){
      event.drain();
      event.reset();
    })
    .focus(function(){
      event.drain();
      event.fill(this);
    })
    .blur(function(){
      event.drain();
      event.reset();
    });

  stars.click(function(){
	if($.cookie('slogin') == null) {
  		tb_show("Prijava","/sl/natecaj/prijava/?width=300&height=300&TB_iframe=true&modal=true");
  		return false;
  	}
	if(settings.cancel == true){
      settings.curvalue = (stars.index(this) * settings.increment) + settings.increment;
      voteid	= jQuery(this).parent('div')[0].id.split('_')[1];
      votecnt	= jQuery(this).children('a')[0].href.split('#')[1];
      jQuery.post(container.url, {
        rating: votecnt, pid: voteid, _wms_module:'CONTEST_VOTE::castVote', uid: $.cookie('slogin')
      },
      function (xml) {
		if ($("status",xml).text() == 'OK') {
			//$("#pvotecnt_" + $("id",xml).text()).html("glasov: " + $("count",xml).text());
			//$("#novotes_" + $("id",xml).text()).val($("count",xml).text());
			$("#rate_" + $("id",xml).text()).css("cursor","default").children('.star').unbind().css("cursor","default").removeClass('hover').each(function(i){
				if ((i + 1) <= $("count",xml).text()) {
					$(this).addClass('on');
				}
				$(this).html("<span>" + (i + 1) + "</span>");
			});

			/*
			maxval_part = Math.round ($("maxval",xml).text() / 3);
			$(".nfrut").each(function(i){
				fvote = Math.round ($("#novotes_" + $(this).children('input').val()).val() / maxval_part);
				$(this).children('img').each(function(j){
					src = $(this).attr('src').replace ('-e.', '.');
					newsrc = (fvote < (j + 1)) ? src.replace ('.', '-e.') : src;
					$(this).attr('src',newsrc);
				})
			});
			*/

		} else {
			alert ('Prišlo je do napake.');
		}
      });
			return false;
		} else if (settings.maxvalue == 1) {
			settings.curvalue = (settings.curvalue == 0) ? 1 : 0;
			$(this).toggleClass('on');
			jQuery.post(container.url, {
        "rating": jQuery(this).children('a')[0].href.split('#')[1]
      });
			return false;
		}
		return true;

  });

  // cancel button events
	if(cancel){
    cancel
    .mouseover(function(){
      event.drain();
      jQuery(this).addClass('on');
    })
    .mouseout(function(){
      event.reset();
      jQuery(this).removeClass('on');
    })
    .focus(function(){
      event.drain();
      jQuery(this).addClass('on');
    })
    .blur(function(){
      event.reset();
      jQuery(this).removeClass('on');
    });

    // click events.
    cancel.click(function(){
      event.drain();
      settings.curvalue = 0;
      jQuery.post(container.url, {
        "rating": jQuery(this).children('a')[0].href.split('#')[1]
      });
      return false;
    });
  }

	var event = {
		fill: function(el){ // fill to the current mouse position.
			var index = stars.index(el) + 1;
			stars
				.children('a').css('width', '100%').end()
				.slice(0,index).addClass('hover').end();
		},
		drain: function() { // drain all the stars.
			stars
				.filter('.on').removeClass('on').end()
				.filter('.hover').removeClass('hover').end();
		},
		reset: function(){ // Reset the stars to the default index.
			stars.slice(0,settings.curvalue / settings.increment).addClass('hover').end();
		}
	};
	event.reset();

	return(this);

};