/*
Page:           rating.js
Created:        Aug 2006
Last Mod:       Mar 11 2007
Handles actions and requests for rating bars.	
--------------------------------------------------------- 
ryan masuga, masugadesign.com
ryan@masugadesign.com 
Licensed under a Creative Commons Attribution 3.0 License.
http://creativecommons.org/licenses/by/3.0/
See readme.txt for full credit details.
--------------------------------------------------------- */



var xmlhttp
	/*@cc_on @*/
	/*@if (@_jscript_version >= 5)
	  try {
	  xmlhttp=new ActiveXObject("Msxml2.XMLHTTP")
	 } catch (e) {
	  try {
	    xmlhttp=new ActiveXObject("Microsoft.XMLHTTP")
	  } catch (E) {
	   xmlhttp=false
	  }
	 }
	@else
	 xmlhttp=false
	@end @*/
	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 sndReq(vote,id_num,ip_num,units) {
	var theUL = document.getElementById('unit_ul'+id_num); // the UL
	
	// switch UL with a loading div
	theUL.innerHTML = '<div class="loading"></div>';
	
//    xmlhttp.open('get', 'rpc.php?j='+vote+'&q='+id_num+'&t='+ip_num+'&c='+units); //ORIG;
    xmlhttp.open('get', '/extensions/Ratings/rpc.php?j='+vote+'&q='+id_num+'&t='+ip_num+'&c='+units);
    xmlhttp.onreadystatechange = handleResponse;
    xmlhttp.send(null);	
}

function handleResponse() {
  if(xmlhttp.readyState == 4){
		if (xmlhttp.status == 200){
       	
        var response = xmlhttp.responseText;
        var update = new Array();

        if(response.indexOf('|') != -1) {
            update = response.split('|');
            changeText(update[0], update[1]);
        }
		}
    }
}

function changeText( div2show, text ) {
    // Detect Browser
    var IE = (document.all) ? 1 : 0;
    var DOM = 0; 
    if (parseInt(navigator.appVersion) >=5) {DOM=1};

    // Grab the content from the requested "div" and show it in the "container"
    if (DOM) {
        var viewer = document.getElementById(div2show);
        viewer.innerHTML = text;
    }  else if(IE) {
        document.all[div2show].innerHTML = text;
    }
}



//------------------------------------------------------------------------------
//-------- [New code for Album Feedback Comment form] --------------------------
var albumFeedback = {
	commentFieldCleared: false,

	//Clear the helper text in the email field the first time the field is focused on;
	clearCommentField: function(commentField)
	{
		console.log('at clearCommentField()');//DEBUG;
		if(!this.commentFieldCleared)
		{
			//if first time focusing on comment field, clear the fields contents (this will be the helper text the first time);
			commentField.value = "";
			commentField.style.color = "#000000"; //change text color from gray (helper text) to black (comments);
			this.commentFieldCleared = true;
		}
	},
	
	sendComment: function()
	{
		var commentField = document.getElementById('albumFeedbackComment');
		var commentVal = commentField.value;
		var loading = document.getElementById('comment_loading'); //progess spinner img;
		var thanks = document.getElementById('comment_thankyou'); //'thank you' div/message;
		var pageId = document.getElementById('comment_pageId').innerHTML;

		if(!this.commentFieldCleared || commentVal == ''){ return; } //No comment, so no need to send;
		thanks.style.display = "none";//hide again in case another comment is sent.
		loading.style.display = "block";

		//doing a 'get' for now. TODO: change to a 'post'
		xmlhttp.open('get', '/Wikisori/Wikisori_forms.php?fn=ProcessPageComment&commentValue='+commentVal+'&pageIdNum='+pageId);
		xmlhttp.onreadystatechange = function(){
			  var response;
			  if(xmlhttp.readyState == 4){
					if (xmlhttp.status == 200){
						console.info('successful send');
				        //response = xmlhttp.responseText;
						//send was successful
					}
			  }
			  response = xmlhttp.responseText;
			//no error handling set up yet, so showing 'thank you' div for both a failed and a successful send...
			loading.style.display = "none";
			thanks.style.display = "inline";
			//commentVal = " ";
			commentField.value = "";
		};
		xmlhttp.send(null);	
		
	}




};

//-------- [/New code for Album Feedback Comment form] -------------------------
//------------------------------------------------------------------------------



/* =============================================================== */
var ratingAction = {
		'a.rater' : function(element){
			element.onclick = function(){

			var parameterString = this.href.replace(/.*\?(.*)/, "$1"); // onclick="sndReq('j=1&q=2&t=127.0.0.1&c=5');
			var parameterTokens = parameterString.split("&"); // onclick="sndReq('j=1,q=2,t=127.0.0.1,c=5');
			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'];
			
			//for testing	alert('sndReq('+theVote+','+theratingID+','+theuserIP+','+theunits+')'); return false;
			sndReq(theVote,theratingID,theuserIP,theunits); return false;		
			}
		}
		
	};
Behaviour.register(ratingAction);