152 lines
4.1 KiB
JavaScript
Executable file
152 lines
4.1 KiB
JavaScript
Executable file
// JavaScript Document
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/*************************************************
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Star Rating System
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First Version: 21 November, 2006
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Author: Ritesh Agrawal
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Inspriation: Will Stuckey's star rating system (http://sandbox.wilstuckey.com/jquery-ratings/)
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Demonstration: http://php.scripts.psu.edu/rja171/widgets/rating.php
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Usage: $('#rating').rating('www.url.to.post.com', {maxvalue:5, curvalue:0});
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arguments
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url : required -- post changes to
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options
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maxvalue: number of stars
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curvalue: number of selected stars
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************************************************/
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jQuery.fn.rating = function(url, options) {
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if(url == null) return;
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var settings = {
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url : url, // post changes to
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maxvalue : 5, // max number of stars
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curvalue : 0 // number of selected stars
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};
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if(options) {
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jQuery.extend(settings, options);
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};
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jQuery.extend(settings, {cancel: (settings.maxvalue > 1) ? true : false});
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var container = jQuery(this);
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jQuery.extend(container, {
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averageRating: settings.curvalue,
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url: settings.url
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});
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for(var i= 0; i <= settings.maxvalue ; i++){
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var size = i
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if (i == 0) {
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if(settings.cancel == true){
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var div = '<div class="cancel"><a href="#0" title="Cancel Rating">Cancel Rating</a></div>';
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container.append(div);
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}
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}
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else {
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var div = '<div class="star"><a href="#'+i+'" title="Give it '+i+'/'+size+'">'+i+'</a></div>';
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container.append(div);
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}
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}
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var stars = jQuery(container).children('.star');
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var cancel = jQuery(container).children('.cancel');
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stars
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.mouseover(function(){
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event.drain();
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event.fill(this);
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})
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.mouseout(function(){
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event.drain();
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event.reset();
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})
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.focus(function(){
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event.drain();
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event.fill(this)
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})
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.blur(function(){
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event.drain();
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event.reset();
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});
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stars.click(function(){
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if(settings.cancel == true){
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settings.curvalue = stars.index(this) + 1;
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jQuery.post(container.url, {
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"rating": jQuery(this).children('a')[0].href.split('#')[1]
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});
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return false;
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}
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else if(settings.maxvalue == 1){
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settings.curvalue = (settings.curvalue == 0) ? 1 : 0;
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$(this).toggleClass('on');
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jQuery.post(container.url, {
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"rating": jQuery(this).children('a')[0].href.split('#')[1]
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});
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return false;
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}
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return true;
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});
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// cancel button events
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if(cancel){
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cancel
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.mouseover(function(){
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event.drain();
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jQuery(this).addClass('on')
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})
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.mouseout(function(){
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event.reset();
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jQuery(this).removeClass('on')
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})
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.focus(function(){
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event.drain();
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jQuery(this).addClass('on')
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})
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.blur(function(){
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event.reset();
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jQuery(this).removeClass('on')
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});
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// click events.
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cancel.click(function(){
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event.drain();
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settings.curvalue = 0;
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jQuery.post(container.url, {
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"rating": jQuery(this).children('a')[0].href.split('#')[1]
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});
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return false;
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});
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}
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var event = {
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fill: function(el){ // fill to the current mouse position.
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var index = stars.index(el) + 1;
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stars
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.children('a').css('width', '100%').end()
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.lt(index).addClass('hover').end();
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},
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drain: function() { // drain all the stars.
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stars
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.filter('.on').removeClass('on').end()
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.filter('.hover').removeClass('hover').end();
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},
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reset: function(){ // Reset the stars to the default index.
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stars.lt(settings.curvalue).addClass('on').end();
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}
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}
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event.reset();
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return(this);
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} |