/*

Written  by: Dwilkinsjr
Written for: Pixelpost 1.6.0 www: http://www.pixelpost.org/
Based on: Unobtrusive AJAX Star Rating Bar ( http://www.masugadesign.com/the-lab/scripts/unobtrusive-ajax-star-rating-bar )
By: Ryan Masuga
Note: This file handles actions and requests for rating bars.

    <!--
     
          __         _ ____   _              _
     ____/ /      __(_) / /__(_)___  _____  (_)____
    / __  / | /| / / / / //_/ / __ \/ ___/ / / ___/    AJAX RATINGS - RATING.JS v0.7
   / /_/ /| |/ |/ / / / ,< / / / / (__  ) / / /        LAST UPDATED - AUG/16/2007
   \__,_/ |__/|__/_/_/_/|_/_/_/ /_/____/_/ /_/
                 http://dwilkinsjr.com/___/
                                       
                                       
    -->

Contact: dwilkinsjr@dwilkinsjr.com
Copyright (c) 2007 <http://wwww.dwilkinsjr.com>

License: http://www.gnu.org/copyleft/gpl.html

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

*/

var xmlhttp

if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
        try {
                xmlhttp = new XMLHttpRequest();
        } catch (e) {
                xmlhttp=false
        }
}

function myXMLHttpRequest() {
        var xmlhttplocal;
        try {
                xmlhttplocal= new ActiveXObject("Msxml2.XMLHTTP")
        } catch (e) {
                try {
                        xmlhttplocal= new ActiveXObject("Microsoft.XMLHTTP")
                } catch (E) {
                        xmlhttplocal=false;
                }
        }
        
        if (!xmlhttplocal && typeof XMLHttpRequest!='undefined') {
                try {
                        var xmlhttplocal = new XMLHttpRequest();
                } catch (e) {
                        var xmlhttplocal=false;
                        alert('couldn\'t create xmlhttp object');
                }
        }
        return(xmlhttplocal);
}

function dk_sndReq(vote,id_num,ip_num,units,rateinfo,imgwth,name) {
        var theUL = document.getElementById('unit_ul'+id_num);
        
        theUL.innerHTML = '<div class="loading"></div>';
        
    xmlhttp.open('get', 'includes/ajaxRating/rpc.php?j='+vote+'&q='+id_num+'&t='+ip_num+'&c='+units+'&r='+rateinfo+'&i='+imgwth+'&n='+name);
    xmlhttp.onreadystatechange = dk_handleResponse;
    xmlhttp.send(null); 
}

function dk_handleResponse() {
        if(xmlhttp.readyState == 4){
                if (xmlhttp.status == 200){
                        var response = xmlhttp.responseText;
                        var update = new Array();
                        
                        if(response.indexOf('|') != -1) {
                update = response.split('|');
                dk_changeText(update[0], update[1]);
                dk_changeText(update[2], update[3]);
                                dk_changeText(update[4], update[5]);
            }
                }
        }
}

function dk_changeText(div2show,text) {
        // Detect Browser
    var IE = (document.all) ? 1 : 0;
    var DOM = 0; 
    if (parseInt(navigator.appVersion) >=5) {DOM=1};
    
    if (DOM) {
        var viewer = document.getElementById(div2show);
        viewer.innerHTML = text;
    }  else if(IE) {
        document.all[div2show].innerHTML = text;
    }
}

var ratingAction = {
        'a.rater' : function(element){
                element.onclick = function(){
        
                        var parameterString = this.href.replace(/.*\?(.*)/, "$1");
                        var parameterTokens = parameterString.split("&");
                        var parameterList = new Array();
                        
                        for (j = 0; j < parameterTokens.length; j++) {
                                var parameterName = parameterTokens[j].replace(/(.*)=.*/, "$1"); // j
                                var parameterValue = parameterTokens[j].replace(/.*=(.*)/, "$1"); // 1
                                parameterList[parameterName] = parameterValue;
                        }
                        var theratingID = parameterList['q'];
                        var theVote = parameterList['j'];
                        var theuserIP = parameterList['t'];
                        var theunits = parameterList['c'];
                        var therateInfo = parameterList['r'];
                        var theimageW = parameterList['i'];
                        var thename = parameterList['n'];
        
                        dk_sndReq(theVote,theratingID,theuserIP,theunits,therateInfo,theimageW,thename); return false;          
                }
        }       
};
Behaviour.register(ratingAction);