/*
 ### jQuery Star Rating Plugin v3.13 - 2009-03-26 ###
 * Home: http://www.fyneworks.com/jquery/star-rating/
 * Code: http://code.google.com/p/jquery-star-rating-plugin/
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 ###
 */

/*# AVOID COLLISIONS #*/
;
if (window.jQuery) (function($) {
  /*# AVOID COLLISIONS #*/

  // IE6 Background Image Fix
  if ($.browser.msie) try {
    document.execCommand("BackgroundImageCache", false, true)
  } catch(e) {
  }
  ;
  // Thanks to http://www.visualjquery.com/rating/rating_redux.html

  // plugin initialization
  $.fn.rating = function(options) {
    if (this.length == 0) return this; // quick fail

    // Handle API methods
    if (typeof arguments[0] == 'string') {
      // Perform API methods on individual elements
      if (this.length > 1) {
        var args = arguments;
        return this.each(function() {
          $.fn.rating.apply($(this), args);
        });
      }
      ;
      // Invoke API method handler
      $.fn.rating[arguments[0]].apply(this, $.makeArray(arguments).slice(1) || []);
      // Quick exit...
      return this;
    }
    ;

    // Initialize options for this call
    var options = $.extend(
    {}/* new object */,
      $.fn.rating.options/* default options */,
      options || {} /* just-in-time options */
      );

    // Allow multiple controls with the same name by making each call unique
    $.fn.rating.calls++;

    // loop through each matched element
    this
      .not('.star-rating-applied')
      .addClass('star-rating-applied')
      .each(function() {

      // Load control parameters / find context / etc
      var control, input = $(this);
      var eid = (this.name || 'unnamed-rating').replace(/\[|\]/g, '_').replace(/^\_+|\_+$/g, '');
      var context = $(this.form || document.body);

      // FIX: http://code.google.com/p/jquery-star-rating-plugin/issues/detail?id=23
      var raters = context.data('rating');
      if (!raters || raters.call != $.fn.rating.calls) raters = { count:0, call:$.fn.rating.calls };
      var rater = raters[eid];

      // if rater is available, verify that the control still exists
      if (rater) control = rater.data('rating');

      if (rater && control)//{// save a byte!
      // add star to control if rater is available and the same control still exists
        control.count++;

      //}// save a byte!
      else {
        // create new control if first star or control element was removed/replaced

        // Initialize options for this raters
        control = $.extend(
        {}/* new object */,
          options || {} /* current call options */,
          ($.metadata ? input.metadata() : ($.meta ? input.data() : null)) || {}, /* metadata options */
        { count:0, stars: [], inputs: [] }
          );

        // increment number of rating controls
        control.serial = raters.count++;

        // create rating element
        rater = $('<span class="star-rating-control"/>');
        input.before(rater);

        // Mark element for initialization (once all stars are ready)
        rater.addClass('rating-to-be-drawn');

        // Accept readOnly setting from 'disabled' property
        if (input.attr('disabled')) control.readOnly = true;

        // Create 'cancel' button
        rater.append(
          control.cancel = $('<div class="rating-cancel"><a title="' + control.cancel + '">' + control.cancelValue + '</a></div>')
            .mouseover(function() {
            $(this).rating('drain');
            $(this).addClass('star-rating-hover');
            //$(this).rating('focus');
          })
            .mouseout(function() {
            $(this).rating('draw');
            $(this).removeClass('star-rating-hover');
            //$(this).rating('blur');
          })
            .click(function() {
            $(this).rating('select');
          })
            .data('rating', control)
          );

      }
      ; // first element of group

      // insert rating star
      var star = $('<div class="star-rating rater-' + control.serial + '"><a title="' + (this.title || this.value) + '">' + this.value + '</a></div>');
      rater.append(star);

      // inherit attributes from input element
      if (this.id) star.attr('id', this.id);
      if (this.className) star.addClass(this.className);

      // Half-stars?
      if (control.half) control.split = 2;

      // Prepare division control
      if (typeof control.split == 'number' && control.split > 0) {
        var stw = ($.fn.width ? star.width() : 0) || control.starWidth;
        var spi = (control.count % control.split), spw = Math.floor(stw / control.split);
        star
          // restrict star's width and hide overflow (already in CSS)
          .width(spw)
          // move the star left by using a negative margin
          // this is work-around to IE's stupid box model (position:relative doesn't work)
          .find('a').css({ 'margin-left':'-' + (spi * spw) + 'px' })
      }
      ;

      // readOnly?
      if (control.readOnly)//{ //save a byte!
      // Mark star as readOnly so user can customize display
        star.addClass('star-rating-readonly');
      //}  //save a byte!
      else//{ //save a byte!
      // Enable hover css effects
        star.addClass('star-rating-live')
          // Attach mouse events
          .mouseover(function() {
          $(this).rating('fill');
          $(this).rating('focus');
        })
          .mouseout(function() {
          $(this).rating('draw');
          $(this).rating('blur');
        })
          .click(function() {
          $(this).rating('select');
        })
          ;
      //}; //save a byte!

      // set current selection
      if (this.checked)        control.current = star;

      // hide input element
      input.hide();

      // backward compatibility, form element to plugin
      input.change(function() {
        $(this).rating('select');
      });

      // attach reference to star to input element and vice-versa
      star.data('rating.input', input.data('rating.star', star));

      // store control information in form (or body when form not available)
      control.stars[control.stars.length] = star[0];
      control.inputs[control.inputs.length] = input[0];
      control.rater = raters[eid] = rater;
      control.context = context;

      input.data('rating', control);
      rater.data('rating', control);
      star.data('rating', control);
      context.data('rating', raters);
    }); // each element

    // Initialize ratings (first draw)
    $('.rating-to-be-drawn').rating('draw').removeClass('rating-to-be-drawn');

    return this; // don't break the chain...
  };

  /*--------------------------------------------------------*/

  /*
   ### Core functionality and API ###
   */
  $.extend($.fn.rating, {
    // Used to append a unique serial number to internal control ID
    // each time the plugin is invoked so same name controls can co-exist
    calls: 0,

    focus: function() {
      var control = this.data('rating');
      if (!control) return this;
      if (!control.focus) return this; // quick fail if not required
      // find data for event
      var input = $(this).data('rating.input') || $(this.tagName == 'INPUT' ? this : null);
      // focus handler, as requested by focusdigital.co.uk
      if (control.focus) control.focus.apply(input[0], [input.val(), $('a', input.data('rating.star'))[0]]);
    }, // $.fn.rating.focus

    blur: function() {
      var control = this.data('rating');
      if (!control) return this;
      if (!control.blur) return this; // quick fail if not required
      // find data for event
      var input = $(this).data('rating.input') || $(this.tagName == 'INPUT' ? this : null);
      // blur handler, as requested by focusdigital.co.uk
      if (control.blur) control.blur.apply(input[0], [input.val(), $('a', input.data('rating.star'))[0]]);
    }, // $.fn.rating.blur

    fill: function() { // fill to the current mouse position.
      var control = this.data('rating');
      if (!control) return this;
      // do not execute when control is in read-only mode
      if (control.readOnly) return;
      // Reset all stars and highlight them up to this element
      this.rating('drain');
      this.prevAll().andSelf().filter('.rater-' + control.serial).addClass('star-rating-hover');
    },// $.fn.rating.fill

    drain: function() { // drain all the stars.
      var control = this.data('rating');
      if (!control) return this;
      // do not execute when control is in read-only mode
      if (control.readOnly) return;
      // Reset all stars
      control.rater.children().filter('.rater-' + control.serial).removeClass('star-rating-on').removeClass('star-rating-hover');
    },// $.fn.rating.drain

    draw: function() { // set value and stars to reflect current selection
      var control = this.data('rating');
      if (!control) return this;
      // Clear all stars
      this.rating('drain');
      // Set control value
      if (control.current) {
        control.current.data('rating.input').attr('checked', 'checked');
        control.current.prevAll().andSelf().filter('.rater-' + control.serial).addClass('star-rating-on');
      }
      else
        $(control.inputs).removeAttr('checked');
      // Show/hide 'cancel' button
      control.cancel[control.readOnly || control.required ? 'hide' : 'show']();
      // Add/remove read-only classes to remove hand pointer
      this.siblings()[control.readOnly ? 'addClass' : 'removeClass']('star-rating-readonly');
    },// $.fn.rating.draw





    select: function(value, wantCallBack) { // select a value

      // ***** MODIFICATION *****
      // Thanks to faivre.thomas - http://code.google.com/p/jquery-star-rating-plugin/issues/detail?id=27
      //
      // ***** LIST OF MODIFICATION *****
      // ***** added Parameter wantCallBack : false if you don't want a callback. true or undefined if you want postback to be performed at the end of this method'
      // ***** recursive calls to this method were like : ... .rating('select') it's now like .rating('select',undefined,wantCallBack); (parameters are set.)
      // ***** line which is calling callback
      // ***** /LIST OF MODIFICATION *****

      var control = this.data('rating');
      if (!control) return this;
      // do not execute when control is in read-only mode
      if (control.readOnly) return;
      // clear selection
      control.current = null;
      // programmatically (based on user input)
      if (typeof value != 'undefined') {
        // select by index (0 based)
        if (typeof value == 'number')
          return $(control.stars[value]).rating('select', undefined, wantCallBack);
        // select by literal value (must be passed as a string
        if (typeof value == 'string')
        //return
          $.each(control.stars, function() {
            if ($(this).data('rating.input').val() == value) $(this).rating('select', undefined, wantCallBack);
          });
      }
      else
        control.current = this[0].tagName == 'INPUT' ?
          this.data('rating.star') :
          (this.is('.rater-' + control.serial) ? this : null);

      // Update rating control state
      this.data('rating', control);
      // Update display
      this.rating('draw');
      // find data for event
      var input = $(control.current ? control.current.data('rating.input') : null);
      // click callback, as requested here: http://plugins.jquery.com/node/1655

      // **** MODIFICATION *****
      // Thanks to faivre.thomas - http://code.google.com/p/jquery-star-rating-plugin/issues/detail?id=27
      //
      //old line doing the callback :
      //if(control.callback) control.callback.apply(input[0], [input.val(), $('a', control.current)[0]]);// callback event
      //
      //new line doing the callback (if i want :)
      if ((wantCallBack || wantCallBack == undefined) && control.callback) control.callback.apply(input[0], [input.val(), $('a', control.current)[0]]);// callback event
      //to ensure retro-compatibility, wantCallBack must be considered as true by default
      // **** /MODIFICATION *****

    },// $.fn.rating.select





    readOnly: function(toggle, disable) { // make the control read-only (still submits value)
      var control = this.data('rating');
      if (!control) return this;
      // setread-only status
      control.readOnly = toggle || toggle == undefined ? true : false;
      // enable/disable control value submission
      if (disable) $(control.inputs).attr("disabled", "disabled");
      else                            $(control.inputs).removeAttr("disabled");
      // Update rating control state
      this.data('rating', control);
      // Update display
      this.rating('draw');
    },// $.fn.rating.readOnly

    disable: function() { // make read-only and never submit value
      this.rating('readOnly', true, true);
    },// $.fn.rating.disable

    enable: function() { // make read/write and submit value
      this.rating('readOnly', false, false);
    }// $.fn.rating.select

  });

  /*--------------------------------------------------------*/

  /*
   ### Default Settings ###
   eg.: You can override default control like this:
   $.fn.rating.options.cancel = 'Clear';
   */
  $.fn.rating.options = { //$.extend($.fn.rating, { options: {
    cancel: 'Cancel Rating',   // advisory title for the 'cancel' link
    cancelValue: '',           // value to submit when user click the 'cancel' link
    split: 0,                  // split the star into how many parts?

    // Width of star image in case the plugin can't work it out. This can happen if
    // the jQuery.dimensions plugin is not available OR the image is hidden at installation
    starWidth: 16//,

    //NB.: These don't need to be pre-defined (can be undefined/null) so let's save some code!
    //half:     false,         // just a shortcut to control.split = 2
    //required: false,         // disables the 'cancel' button so user can only select one of the specified values
    //readOnly: false,         // disable rating plugin interaction/ values cannot be changed
    //focus:    function(){},  // executed when stars are focused
    //blur:     function(){},  // executed when stars are focused
    //callback: function(){},  // executed when a star is clicked
  }; //} });

  /*--------------------------------------------------------*/

  /*
   ### Default implementation ###
   The plugin will attach itself to file inputs
   with the class 'multi' when the page loads
   */
  $(function() {
    $('input[type=radio].star').rating();
  });


  /*# AVOID COLLISIONS #*/
})(jQuery);
/*# AVOID COLLISIONS #*/