<!--

// ***************** AJAX stuff *************************

var ajaxIndication = "&AJAXED=true";

// creates a request object with which the data can be
// "tunneled" through
function create_request(){
	var req;					// the request object that will be created
	// if using a regular complaince standard browser
	if (window.XMLHttpRequest){
   	    req = new XMLHttpRequest();
   	}// if using Internet Explorer
	else if (window.ActiveXObject) {
   	    req = new ActiveXObject("Microsoft.XMLHTTP");
   	}
	
	if (!req) {
    	alert('Cannot create an XMLHTTP instance');
        return false;
    }else{
		return req;
	}
}

 /* the base ajax calling function
  * usually you want to set up a function that calls this one
  * and supplies it with the parameters for a specific <div>tag you need to work with
  * tagID = the id of the div tag to put HTML into
  * url = the dynamic page waiting for post data, that will return the HTML
  * sendStr = a string of name=value pairs seperated by &s, which get sent to the url page
  * callback = the function that will be called when data is received by the browser
  * show = whether you want to change a hidden div to a visible one
  */
function base_ajax(tagID, url, sendStr, callback){
	var req = create_request();
	////console.log("ajax request to " + url);
//alert("base_ajax("+tagID+", "+url+", "+sendStr+", "+callback+")");
	//alert(url);
	//alert(sendStr);
	if(req){
		req.open("POST", url, true);
		/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				var response = req.responseText;
				//alert(req.responseText);
				if(tagID != ""){
					var elem = document.getElementById(tagID);
					elem.innerHTML = response;
				}else{
					//alert(req.responseText);
				}
				
				//alert(callback)	
				if(callback != "" && callback != undefined){	
					eval(callback);
				}
			}	
		}
		
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
		//req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
		req.send(sendStr + ajaxIndication);
	}
}

function test_ajax(tagID, url, sendStr, callback){
	var req = create_request();
//alert("base_ajax("+tagID+", "+url+", "+sendStr+", "+callback+")");
	//alert(url);
	//alert(sendStr);
	if(req){
		req.open("POST", url, true);
		/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				var response = req.responseText;
				alert(req.responseText);
				if(tagID != ""){
					var elem = document.getElementById(tagID);
					elem.innerHTML = response;
				}else{
					//alert(req.responseText);
				}
				
				//alert(callback)	
				if(callback != "" && callback != undefined){
					eval(callback);
				}
			}	
		}
		
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
		//req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
		req.send(sendStr + ajaxIndication);
	}
}


function get_pod_ajax(tagID, url, sendStr, callback){
	var req = create_request();
	//alert(url);
	//alert(sendStr);
	if(req){
		req.open("GET", url + "?" + sendStr + ajaxIndication, true);
		/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				var response = req.responseText;
				///alert(req.responseText);
				if(tagID != ""){
					var elem = document.getElementById(tagID);
					elem.innerHTML = response;
				}else{
					//alert(req.responseText);
				}
				
				//alert(callback)	
				if(callback != "" && callback != undefined){	
					eval(callback);
				}
			}	
		}
		//say_hi();
		req.setRequestHeader("Content-Type", "text/html; charset=UTF-8");
		req.send(null);
	}
}

function link_form_ajax(form, type){
	var formAction = $(form).formAction.value;
	$(form).formAction.value = "validate";
	
	// show the pod saving dialog	
	var req = create_request();
	if(req){
		req.open("POST", controllers[type], true);
	/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)	
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				// response formatted 'pageID saved [new]'
				var response = req.responseText;
				//alert(response);
				$(form).formAction.value = formAction;
				//console.log(response);
				var jsonObj = Json.evaluate(response);
				
				//alert(Json.toString(errorObj));
				// if there are errors
				if(jsonObj.errors.length > 0){
	
					//console.log('error');
					show_form_errors(form, jsonObj);
				}
				else if(response.indexOf("{'errors'") > -1){
					//alert(jsonObj.callback);
					//alert($(form).toQueryString());
	
					//console.log('Going forward!');
					//console.log(controllers[type]);
					base_ajax("", controllers[type], $(form).toQueryString(), jsonObj.callback);
				}
				else{
					//console.log('validation error.');
					alert("Form did not validate");
				}
			}	
		}
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		//alert($(form).toQueryString());
		req.send($(form).toQueryString());
	}
}

function page_form_ajax(form){
	// set the pageID
	var pageID = form.pageID.value;

	var req = create_request();
	if(req){
		req.open("POST", controllers["pageEditInsert"], true);
		/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				// response formatted 'pageID url saved [new]'
				var response = req.responseText;
				var parts = response.split(" ");
				//alert(response);
				// if url redirects
				if(form.typeID.value == "2"){
					window.location.href = "/admin/pages/?navigationID=" + parts[0];
				}
				else{
					// reload the page content if a page was created
					if(response.indexOf("new") > -1){
						window.location.href = "/admin/pages/?url=" + parts[1];
						/*
						base_ajax(pageContentsDiv, MODULES_URL + "/base/controllers/adminPageContentDisplay.php", "pageID=" + parts[0]);
						base_ajax(listDiv, MODULES_URL + "/base/controllers/adminPagesList.php", "pageID=" + parts[0] + "&url=" + parts[1]);
						*/
					}
					
					// if the form was saved
					else if(response.indexOf("saved") > -1){
						//refresh_page();
						window.location.href = "/admin/pages/?url=" + parts[1];
						/* -- TW -- 02/8/08 9:32 AM -- changed so that when changing template type, it reflects the accurate stuff below
						podManager.hide_status_bar("contents");
						show_page_basics(pageID);
						var parts = response.split(" ");
						base_ajax(listDiv, controllers["pageList"], "pageID=" + parts[0] + "&url=" + parts[1]);
						// base_ajax("pageAllContent", controllers["pageAllContent"], "pageID=" + parts[0] + "&url=" + parts[1],"podManager = new PodEditManager();");
						// change to saying that the page was saved, then fade out
						*/
					}else{
						alert("Oops, form was not saved, try again.");
					}
				}
			}	
		}
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		req.send(form.toQueryString());
	}
}

function pod_form_ajax(form, refreshForm){
	// show the pod saving dialog
	//alert(form.name);
	//alert(form.formAction.value);
	
	toggle_pod_edit_mode("HTML");
	
	var podID = form.podID.value;
	podID = (podID != "" && podID != undefined ? podID : "New");
	//alert("podID=" + podID);
	var typeID = form.typeID.value;
	
	if(typeID == undefined){
		typeID = $("podTypeID").value;
	}
	
	//alert("formAction=" + form.formAction.value);
	//alert(controllersPath + "/pods/" + podControllers[typeID]);
	var req = create_request();
	if(req){
		//alert(controllersPath + "/pods/" + podControllers[typeID]);
		req.open("POST", controllersPath + "/pods/" + podControllers[typeID], true);
		/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				// response formatted 'pageID saved [new]'
				var response = req.responseText;
				var parts = response.split(" ");

				podID = parts[0];
				//alert(response);
				var isNew = (response.indexOf("new") > -1 ? true : false);
				
				// if the form was saved
				if(response.indexOf("saved") > -1){
					// if refresh form, get fresh form
					if(refreshForm){
						/* -- TW -- 01/14/08 11:15 AM -- trying to do save changes, with asset add
						if(isNew == true){
							edit_pod("New_" + podID, typeID, "saved");
						}else{
							edit_pod(podID, typeID, "saved");
						}			
						*/
						if(isNew == true){
							$("pod_New").id = "pod_" + podID;
							$("podContents_New").id = "podContents_" + podID;
							$("podNameNew").id = "podName" + podID;
							form.podID = podID;
							podManager.id_status_bar(podID);
						}
						edit_pod(podID, typeID, "saved");
					}else{
						// replace the form with the display
						//show_pod_basics(podID);
						var url = window.location.href;
						url = url.split("#");
						url = url[0];
						//alert(url);
						//window.location.href = url;
						if(typeID == 3){
							parent.refresh_page();
						}else{
							window.location = url + "#podName" + podID;
							refresh_page();
						}
					}

					// change to saing that the page was saved, then fade out

				}else{
					alert("Oops, form was not saved, try again.");
					//alert(response);
				}
			}	
		}
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
		var temp = $("podForm" + podID).toQueryString().split("&");
		
		//alert(temp.join("\n"));
		//alert($("podForm" + podID).bodyText.value);
		
		var sendStr = (refreshForm == true ? "&submitMethod=saveChanges" : "");
		req.send($("podForm" + podID).toQueryString() + sendStr);
		//req.send("formAction=update&bodyText=" + $("podForm" + podID).bodyText.value);
	}
}

function validate_form_ajax(form, type){
	var req = create_request();
	var formAction = form.formAction.value;
	form.formAction.value = "validate";
	var formID;
	//alert(form.formAction.value);
	if(req){
		if(type == "page"){
			url = controllers["pageEditInsert"];
			formID = "pageForm";
		}
		else if(type.indexOf("Links") > -1){
			url = controllers[type];
			formID = "assetForm";
		}
		else if(type.indexOf("special_") > -1){
			var parts = type.split("_");
			url = MODULES_URL + "/" + parts[1] + "/controllers/editInsert.php";
			formID = "specialForm";
		}
		else if(type.indexOf("base_") > -1){
			var parts = type.split("_");
			url = MODULES_URL + "/base/controllers/" + parts[1] + "/editInsert.php";
			formID = "specialForm";
		}
		else if(type == "custom"){
			url = form.validateURL.value;
			formID = form.id;
			//formID = "specialForm";
		}
		// 
		else{
			formID = "assetForm";
			url = form.formController.value;
		}

		//alert("url ("+url+")");
		// open the connection
		req.open("POST", url, true);

		/* when the data has been completely loaded back into the browser
		  * and the status is OK, it puts the text string that was returned
		  * into the tag specified in curDiv, and shows the div (if specified)
		  */
		req.onreadystatechange = function(){
			if (req.readyState == 4 && req.status == 200) {
				//alert("got response");
				var response = req.responseText;
				//alert(response);
				form.formAction.value = formAction;
				
				//alert("before Json");
				var errorObj = Json.evaluate(response);
				//alert("after Json");
				
				//alert(Json.toString(errorObj));
				// if there are errors
				if(errorObj.errors.length > 0){
					if (form.id) {
						window.location.hash = "#" + form.id;
					}
					show_form_errors(form, errorObj);
				}
				else if(response.indexOf("{'errors'") > -1){
					
					// call the correct form submitions based on the type
					if(type == "page"){
						page_form_ajax(form);
					}
					else if(type == "moduleFunction"){
						// not handled yet, going with default values if fields are "required"
					}
					else if(type.indexOf("Links") > -1){
						links_form_ajax(form, type);
					}
					else{
						//alert("form.submit")
						//if (console && console.log) console.log('form.submit');
						try {
							if($("contactFormAction").value == "email") {
								$("formAction").value = "email";
							}
						} catch (err) {}
						form.submit();
					}
				}
				else{
					alert("Form did not validate");
					//alert(response);
				}
			}
		}
		
		req.setRequestHeader('User-Agent','XMLHTTP/1.0');
		// set the header
		req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		var str = "";
		
		/* if(form.file != undefined){
			str = "&file=" + form.file.value
		} */
		
		//collect any files
		if(form.elements != undefined){
			for (var key in form.elements){
				if (form.elements[key] != undefined && form.elements[key].type == 'file' && form.elements[key].value){
					str += "&"+form.elements[key].name+"="+form.elements[key].value;
				}
			}
		}
		var formID = form.id;
		// get the form values string
		qString = $(formID).toQueryString();
		
		// send the request
		//alert(qString + "; str = " + str);
		req.send(qString + str);
	}
}

//-->