/* =================== /*
Program     : Ajax Commucator
Version     : 1.7 
Author      : Neil Yuming Kuo @ Jaby Group [http://jaby.heyxu.com] 
Website     : http://match.heyxu.com/user/neil or http://neil.heyxu.com 
Email       : neilbaby.k at gmail.com 
/* =================== */
var ProcessTimer;
var StepChecker=-1;
var http_request = false;
var Executing = false;
var RequestQueue=[];
var RequestCache=[];
var RequestCacheName="";
var TryTime = 3;
var RequestData=false;
var AjaxFileBoxSelectedID='';
if (window.ActiveXObject)var OperSystem = 'IE'; //ie
if (window.XMLHttpRequest)var OperSystem = 'MF'; //Mozilla and firefox,Safari,...
document.write('<div id="AjaxLoadBox" style="position:absolute;z-index:100;left:0;top:0;display:none;"><img id="BoxImg" src="'+JSP_Plugin+'image/operate/loading.gif" style="width:150px;height:25px;" /></div>');
document.write('<div id="AjaxUploadBox" style="position:absolute;z-index:199;left:0;top:0;display:none;"><img id="BoxImg" src="'+JSP_Plugin+'image/operate/uploading.gif" style="width:100px;height:80px;" /></div>');
document.write('<iframe name="AjaxMask" id="AjaxMask" src="/null.html" style="position:absolute;left:0;top:0;display:none;"></iframe>');
document.write('<iframe name="AjaxFileBox" id="AjaxFileBox" scrolling ="no" src="/null.html" style="position:absolute;background:#ff0000;left:0;top:0;width:0px;height:0px;z-index:100;opacity:0;filter:alpha(opacity=0);"></iframe>');
document.write('<div id="AjaxDebug" style="display:none;cursor:pointer;position:absolute;background:#a0a0a0;font-size:9pt;padding:2px;left:10px;top:10px;" oncontextmenu="this.style.display=\'none\';return 0;"></div>');

/* Upload form ------ */
function InitAjaxFileBox(submit_link,condition){
	AjaxFileBoxSelectedID='';
	//only way to set innerHTML by object name (ie,mf)
	AjaxFileBox.document.charset ='big5';
	AjaxFileBox.document.body.innerHTML="<form id='AjaxFileBoxForm' method='post' enctype='multipart/form-data' action='" + submit_link + "' onsubmit=\"var need=false; for(var i=2;i<length;i++){if(elements[i].value=='')elements[i].disabled=true;else need=true;}if(need){submit();parent.ShowLoadBox(1);return true;}else{return false;}\"><input type='text' id='Event' name='Event' value='AjaxFileUpload' style='position:absolute;top:100px;left:100px;'><input type='text' id='Condition' name='Condition' value='" + condition + "' style='position:absolute;top:100px;left:100px;'></form>";
	}
function AjaxChoiseFileObj(evt,obj_id){
	var AjaxFileBoxForm = AjaxFileBox.document.getElementById('AjaxFileBoxForm');
	if(!AjaxFileBoxForm)return false;
	var evt = evt||window.event;    
	var frm = document.getElementById('AjaxFileBox');
	var obj = AjaxFileBox.document.getElementById(obj_id);
	if(AjaxFileBoxSelectedID==''){
		obj.style.top='0px';
		obj.style.left='-25px';
		frm.style.width='20px';
		frm.style.height='20px';
		}
	else if(AjaxFileBoxSelectedID!=obj_id){
		var a=AjaxFileBox.document.getElementById(AjaxFileBoxSelectedID);
		a.style.top='100px';a.style.left='100px';
		obj.style.top='0px';obj.style.left='-25px';
		}
	AjaxFileBoxSelectedID=obj_id;
	frm.style.left=evt.clientX-10+document.body.scrollLeft;
	frm.style.top=evt.clientY-15+document.body.scrollTop;
	}

/* Upload form File-Add */
function AjaxAddFile(file_id,func){
	var AjaxFileBoxForm = AjaxFileBox.document.getElementById('AjaxFileBoxForm');
	if(!AjaxFileBoxForm)return false;
	if(AjaxFileBoxForm.childNodes[file_id])return true;
	//alert(AjaxFileBoxForm.childNodes);
	//if(AjaxFileBoxForm.children==undefined){alert('IE supported only');return false;}
	//if(AjaxFileBoxForm.children(file_id))return true;
	var oinput = AjaxFileBox.document.createElement('input');
	oinput.setAttribute('type','file');
	oinput.setAttribute('id',file_id);
	oinput.setAttribute('name',file_id);
	oinput.style.position='absolute';
	oinput.style.left='100px';
	oinput.style.top='100px';
	oinput.style.cursor='pointer';
	oinput.size='1';
	oinput.onreadystatechange=func;
	oinput.onchange =func;
	var d = AjaxFileBoxForm.appendChild(oinput);
	}

/* Upload form File-Add */
function AjaxRemoveFile(file_id){
	var AjaxFileBoxForm = AjaxFileBox.document.getElementById('AjaxFileBoxForm');
	var ochild = AjaxFileBox.document.getElementById(file_id);
	if(ochild!=null)
	AjaxFileBoxForm.removeChild(ochild);
	}

/* LoadBox----------- */
function ShowLoadBox(sw){
	if(sw==0)var frid='AjaxLoadBox';
	if(sw==1)var frid='AjaxUploadBox';
	var AjaxLoadBox = document.getElementById(frid);
	var Img = document.getElementById("BoxImg");
	AjaxLoadBox.style.top = (document.body.clientHeight/2)-(AjaxLoadBox.offsetHeight/2)+(document.body.scrollTop)-Math.floor(gBrowser.imgHeight(Img)/2); 
	AjaxLoadBox.style.left = (document.body.clientWidth/2)-(AjaxLoadBox.offsetWidth/2)+(document.body.scrollLeft)-Math.floor(gBrowser.imgWidth(Img)/2);
	AjaxLoadBox.style.display = 'block';
	showDiv(frid,'Help'+frid,true);
	}
function CloseLoadBox(sw){ 
	if(sw==0)var frid='AjaxLoadBox';
	if(sw==1)var frid='AjaxUploadBox';
	var AjaxLoadBox = document.getElementById(frid);
	AjaxLoadBox.style.display = 'none';
	showDiv(frid,'Help'+frid,false);
	}

/* Request ---------- */
function AjaxRequestSilence(iUrl,iParam){return AjaxHandle(0,1,iUrl,iParam);}
function AjaxRequest(iUrl,iParam){return AjaxHandle(0,0,iUrl,iParam);}
function AjaxHandle(iQueue,iSilence,iUrl,iParam){
	//escape(?);
	if(!iQueue)RequestQueue[RequestQueue.length] = [iSilence,iUrl,iParam];
	if(Executing ||RequestQueue.length<1)return true;
	Executing = true;
	iSilence = RequestQueue[0][0];
	iUrl = RequestQueue[0][1];
	iParam = RequestQueue[0][2];
	RequestQueue = RequestQueue.slice(1);
	// caching or not
	RequestCacheName="";
	for(var x=0;x<iParam.length;x++){
		if(iParam[x][0]=='Cache' && iParam[x][1]==true){
			RequestCacheName=iParam.toString();
			}
		}
	if(RequestCacheName){
		for(var x=0;x<RequestCache.length;x++){
			if(RequestCache[x][0]==RequestCacheName){
				if(RequestCache[x][1]=='')AjaxResponse(RequestCache[x][2],RequestCache[x][3],RequestCache[x][4]);
				else eval(RequestCache[x][1]+'(RequestCache[x][2],RequestCache[x][3],RequestCache[x][4]);');
				//AjaxResponse(RequestCache[x][2],RequestCache[x][3],RequestCache[x][4]);
				AjaxRequestDone(0);
				return true;
				}
			}
		}
	// end of cache
	if(!iSilence)ShowLoadBox(0);
	http_request = false;
	iUrl += '&UrlRS=' + (new Date()).getTime();
	if(OperSystem=='MF'){
		http_request = new XMLHttpRequest();
		if(http_request.overrideMimeType){http_request.overrideMimeType('text/html');}
		}
	if(OperSystem=='IE'){
		try{http_request = new ActiveXObject('Msxml2.XMLHTTP');}
		catch(e){try{http_request = new ActiveXObject('Microsoft.XMLHTTP');}catch(e){}}
		}
	if(!http_request){alert('Give up:( Cannot Create an XMLHTTP instance');
		return false;
		}
	StepChecker = -1;
	http_request.open('POST',iUrl,true);
	http_request.onreadystatechange = Response;
	// Method A
	var boundaryString = '4vg1t4rb4tryYn45y';
	var boundary = '--' + boundaryString;
	RequestData = boundary;
	for(var lp=0;lp < iParam.length;lp++){
		var re = /\t/g;
		/*var Sdata = String(iParam[lp][1]).replace(re,'****');*/
		var Sdata = String(iParam[lp][1]);
		RequestData+= '\n' + 'Content-Disposition:form-data; name="' + iParam[lp][0] + '"' + '\n\n' + Sdata + '\n' + boundary;
		}
	http_request.setRequestHeader("Content-type", "multipart/form-data; boundary=\"" + boundaryString + "\"");
	http_request.setRequestHeader("Connection", "close");
	// Method B
	/*
	if(0){
		for(var lp=0;lp < iParam.length;lp++){
			var Sdata = iParam[lp][1].replace('\t','    ');
			RequestData+= '&' + iParam[lp][0] + '=' + Sdata;
			}
		http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		}*/
	http_request.setRequestHeader('Content-Length',RequestData.length);    
	http_request.send(RequestData);
	if(ProcessTimer)clearTimeout(ProcessTimer);
	TryTime = 3;
	ProcessTimer = setTimeout(Response,4000);
	return true;
	}

function AjaxRequestDone(Interrupt){
	Executing = false;
	CloseLoadBox(0);
	if(!Interrupt)return AjaxHandle(1,0,'','');
	return true;
	}

/* Response --------- */
function Response(){
	clearTimeout(ProcessTimer);
	switch(http_request.readyState){
		default:
		case 0: // not Ready
			if(TryTime>0){
				TryTime--;
				http_request.send(RequestData);
				ProcessTimer = setTimeout(Response,2000);
				}
			else{
				http_request.abort();
//				alert('回應碼:['+http_request.readyState+']\n連線請求無回應,請重試一次\n如果一直出現這個訊息請試著按 Ctrl + R 重新載入畫面。\nRequesting No Responsed! please retry again.\nIf this message is still appear,try to press Ctrl+R to fix it.');
				AjaxRequestDone(1);
				return false;
				}
			break;
		case 1: // Loading
		case 2: // Loading done
		case 3: // Exchange
			break;
		case 4: // Ok
			switch(http_request.status){
				default:
					//alert('錯誤碼:['+ http_request.status+']\n連線請求失敗,請重試一次\n如果一直出現這個訊息請試著按 Ctrl + R 重新載入畫面。\nRequesting failed! please retry again.\nIf this message is still appear,try to press Ctrl+R to fix it.');
					AjaxRequestDone(1);
					break;
				case 200:
					var input = http_request.responseText.split("\n.\n");
					if(input[0]!= 'AjaxResponse'){
						alert(input);
						alert('連線請求失敗\n。\nRequesting failed!');
						AjaxRequestDone(1);
						return false;
						}
					var content = input[5]!=null?input[5].split("\n~\n"):"";
					//debug
					var AjaxDebug=document.getElementById('AjaxDebug');
					if(input[4]!=undefined && input[4]!=''){
						AjaxDebug.style.display='block';
						AjaxDebug.style.top = document.body.scrollTop+10;
						AjaxDebug.innerHTML = '<b>Debug Monitor:</b><br />'+input[4];
						}else AjaxDebug.style.display='none';
					if(RequestCacheName){
						RequestCache[RequestCache.length]=[RequestCacheName,input[1],input[2],input[3],content];
						}

					if(input[1]=='')AjaxResponse(input[2],input[3],content);
					else eval(input[1]+'(input[2],input[3],content);');

					//eval('AjaxResponse(input[2],input[3],content)');
					//AjaxResponse(input[1],input[2],content);
					AjaxRequestDone(0);
					//eval('AR(1,2,3);');
					//alert(http_request.responseText);
					break;
				}
			break;

		}
	return true;
	}
				/*
	if(http_request.readyState<4 && StepChecker ==http_request.readyState){
		AjaxRequestDone(1);
		alert('錯誤碼:'+http_request.readyState+'\n連線請求無回應,請重試一次\n如果一直出現這個訊息請試著按 Ctrl + R 重新載入畫面。\nRequesting No Responsed! please retry again.\nIf this message is still appear,try to press Ctrl+R to fix it.');
		http_request.abort();
		return false;
		}*/
	//alert(StepChecker + ':' + http_request.readyState + ' Timer:' + ProcessTimer);
	/*StepChecker = http_request.readyState;
	alert(StepChecker + http_request.status);*/


function showDiv(sDivID,helpfr, bState) {
   var oDiv = document.getElementById(sDivID);
	var oIframe = document.getElementById('AjaxMask');
    /*
    try {
		var oIframe = document.getElementById(helpfr);
		oIframe.scrolling = 'no';
		}
    catch (e) {
		var oIframe = document.createElement('iframe');
		//oIframe.src = '_share/html/mask.htm.php';
		var oParent = oDiv.parentNode;
		oIframe.id = helpfr;
		oParent.appendChild(oIframe);
		}*/
	oIframe.frameborder = 0;
    oIframe.style.position = 'absolute';
    oIframe.style.top = 0;
    oIframe.style.left = 0;
    oIframe.style.display = 'none';
    if (bState) {
		oDiv.style.display = 'block';
		//oIframe.style.top = document.body.scrollTop;
		//oIframe.style.left = document.body.scrollLeft;
		//oIframe.style.width = document.body.clientWidth;
		//oIframe.style.height = document.body.clientHeight;
		oIframe.style.top = '0px';
		oIframe.style.left = '0px';
		oIframe.style.width = document.body.scrollWidth;
		oIframe.style.height = document.body.scrollHeight;
		oIframe.style.background = '#000000';
		oIframe.style.zIndex = oDiv.style.zIndex - 1;
		oIframe.style.display = 'block';
		gBrowser.opacity(oIframe,60);
		}
    else {
		oIframe.style.display = 'none';
		oDiv.style.display = 'none';
    }
}