var rdAllWidgets

function rdLogiWidget() {
	this.serverUrl = "";
	this.definition = "";
	//this.containerID = "";
	this.UID = Math.random() * 100000;
	this.parameters = new Array();

	//Get the server URL, in case the user doesn't set it.
	var cScripts = document.getElementsByTagName("SCRIPT")
    for (var i = 0; i < cScripts.length; i++) {
        if (cScripts[i].src) {
            if (cScripts[i].src.indexOf("rdWidget.js")!=-1) {
                this.serverUrl = cScripts[i].src.substr(0,cScripts[i].src.indexOf("/rdTemplate/rdWidget"))
                break
            }
        }
    }

    //this.setParameter('rdWidgetUID',this.UID)

    //Add this widget to the collection.
    if (typeof rdAllWidgets=='undefined'){
        rdAllWidgets=new Array()
    }
    rdAllWidgets[rdAllWidgets.length] = this

}

rdLogiWidget.prototype.load = function() {
	//does the page have a 'head' tag? - if not add it.
	if (document.getElementsByTagName("head").length < 1) {
		var eleHead = document.createElement('head');
		var eleBody = document.getElementsByTagName("body")[0];
		document.documentElement.insertBefore(eleHead,eleBody);
	}

    var sScriptSrc = this.serverUrl +  "/rdTemplate/rdWidget/rdWidget.aspx?"
    sScriptSrc += "&rdWidgetContainerId=" + encodeURIComponent(this.containerID)
    sScriptSrc += "&rdReport=" + encodeURIComponent(this.definition)
    sScriptSrc += "&rdServerUrl=" + encodeURIComponent(this.serverUrl)
    sScriptSrc += "&rdRnd=" + Math.floor(Math.random() * 100000)
    for (i=0; i < this.parameters.length; i++) {
        sScriptSrc += this.parameters[i]
    }

   oldScript = document.getElementById("rdWidget_" + this.containerID)
   if (oldScript) {
         //This is a reload, remove the original script element.
        document.getElementsByTagName("head")[0].removeChild(oldScript)
    }

    script = document.createElement("script")
    script.type = "text/javascript";
    script.id = "rdWidget_" + this.containerID;
    script.src = sScriptSrc;


	document.getElementsByTagName("head")[0].appendChild(script);

}

rdLogiWidget.prototype.setParameter = function(sName,sValue) {
    //Add or update the parameters array.
    switch (sName) {
        case 'rdReport':
            this.definition = sValue
            break
        default:
            for (i=0; i < this.parameters.length; i++) {
                if(this.parameters[i].indexOf("&" + sName + "=") != -1){
                    this.parameters[i] = "&" + sName + "=" + encodeURIComponent(sValue)  //replace
                    return
                }
            }
            this.parameters[this.parameters.length] = "&" + sName + "=" + encodeURIComponent(sValue)
            break
    }
}

rdLogiWidget.prototype.removeParameter = function(sName) {
    for (i=0; i < this.parameters.length; i++) {
        if(this.parameters[i].indexOf("&" + sName + "=") != -1){
            this.parameters[i] = ""
            return
        }
    }
}

function rdLoadRemoteScript(sUrl)
{
    //This is for script containing functions that will be called by other script.
    var eleScript = document.createElement("script");
    eleScript.src = sUrl;
    eleScript.type="text/javascript";
    document.getElementsByTagName("head")[0].appendChild(eleScript);
}

function rdLoadRemoteStyle(sUrl)
{
    var eleScript = document.createElement("LINK");
    eleScript.href = sUrl;
    eleScript.rel = "stylesheet";
    eleScript.type="text/css";
    document.getElementsByTagName("head")[0].appendChild(eleScript);
}


function rdSubmitWidgetSort(sWidgetContainerID, sPage) {
	rdSubmitWidget(sWidgetContainerID, sPage,'')
}

function rdSubmitWidget(sWidgetContainerID, sPage, sTarget, bValidate, sConfirm) {
		if (bValidate == "true") {
			var sErrorMsg = rdValidateForm()
			if (sErrorMsg) {
				alert(sErrorMsg)
				return
			}
		}
		if (sConfirm) {
			if (sConfirm.length != 0) {
				if (!confirm(sConfirm)) {
					return
				}
			}
		}

		if (typeof rdSaveInputCookies != 'undefined'){
		    rdSaveInputCookies()
		}

	//Build the request URL.
    var sFormParamNames = new Array()  //For refreshing Widgets.
    var sFormParamValues = new Array() //For refreshing Widgets.
    var sLinkUrl = "" //For outside links.
	var sPrevRadioId
	for (var iForm=0; iForm < document.forms.length; iForm++){
	    var frm = document.forms[iForm]
	    for (var i=0; i < frm.elements.length; i++) {
		    if (frm.elements[i].name.lastIndexOf("-PageNr") != -1) {
//			    if (frm.elements[i].name.lastIndexOf("-PageNr") == frm.elements[i].name.length-7) {
//				    continue  //Don't forward the interactive page nr.
//			    }
		    }

		    //Don't forward a variable that's already in the list, perhaps from LinkParams.
		    if (sLinkUrl.indexOf("&" + frm.elements[i].name + "=")!=-1) {continue}
		    //Don't forward .NET's ViewState element.
		    if (frm.elements[i].name=="__VIEWSTATE") {continue}

		    switch (frm.elements[i].type) {
			    case 'hidden':
			    case 'text':
			    case 'textarea':
			    case 'password':
			    case 'select-one':
			    case 'file':
				    var sValue = rdGetFormFieldValue(frm.elements[i])
				    sFormParamNames[sFormParamNames.length] = frm.elements[i].name
				    sFormParamValues[sFormParamValues.length] = sValue
				    sLinkUrl += '&' + frm.elements[i].name + "=" + encodeURI(sValue)
				    break;
			    case 'select-multiple':
				    var selectedItems = new Array();
				    for (var k = 0; k < frm.elements[i].length; k++) {
					    if (frm.elements[i].options[k].selected) {
						    selectedItems[selectedItems.length] = frm.elements[i].options[k].value
					    }
				    }
				    var sValue = selectedItems.join(',')
				    sFormParamNames[sFormParamNames.length] = frm.elements[i].name
				    sFormParamValues[sFormParamValues.length] = sValue
				    sLinkUrl += '&' + frm.elements[i].name + "=" + encodeURI(sValue)
				    break;
			    case 'checkbox':
			        var sValue
				    if (frm.elements[i].checked==true) {
					    sValue = rdGetFormFieldValue(frm.elements[i])
					} else {
					    sValue = ''
					}
			        sFormParamNames[sFormParamNames.length] = frm.elements[i].name
			        sFormParamValues[sFormParamValues.length] = sValue
			        sLinkUrl += '&' + frm.elements[i].name + "=" + encodeURI(sValue)
				    break;
			    case 'radio':
				    var sRadioId = 'rdRadioButtonGroup' + frm.elements[i].name
				    if (sPrevRadioId != sRadioId) {
					    sPrevRadioId = sRadioId
					    var sValue = rdGetFormFieldValue(document.getElementById(sRadioId))
				        sFormParamNames[sFormParamNames.length] = frm.elements[i].name
				        sFormParamValues[sFormParamValues.length] = sValue
				        sLinkUrl += '&' + frm.elements[i].name + "=" + encodeURI(sValue)
				    }
				    break;
		    }
		}
	}

    //Find the current widget.
    for (var iWidget in rdAllWidgets) {
        if (rdAllWidgets[iWidget].containerID==sWidgetContainerID) {

             if (sTarget.length!=0 && sTarget!="_self") {
                //Not a link to refresh the Widget container.
                //sLinkUrl = rdAllWidgets[iWidget].serverUrl + "/" + sPage + sLinkUrl
                sLinkUrl = sPage + sLinkUrl
                NavigateLink2(sLinkUrl, sTarget, bValidate, sConfirm)
                return

            } else {

               //Reload/refresh the Widget.

                //Set form parameters.
                for (var i = 0; i < sFormParamNames.length; i++) {
                    rdAllWidgets[iWidget].setParameter(sFormParamNames[i],sFormParamValues[i])
                }

                //Set Url parameters
                sPage = sPage.substring(sPage.indexOf("?") + 1)
                //sPage = sPage.replace("rdPage.aspx?","")
                sUrlParams = sPage.split("&")

                for (var i = 0; i < sUrlParams.length; i++) {
                    var sParamPair = sUrlParams[i].split("=")
                    if (sParamPair.length > 1) {
                        rdAllWidgets[iWidget].setParameter(sParamPair[0],sParamPair[1])
                    }
                }
                rdAllWidgets[iWidget].load();
                rdAllWidgets[iWidget].removeParameter('rdNewPageNr') //Don't resend this parameter, will break table sorting.
            }
        }
    }
}

//Calling process definitions is currently unsupported.
//function rdSubmitWidgetRunProcess(sWidgetContainerID, sPage, sActionsXml, bValidate, sConfirm, sTarget) {
//    var sProcUrl = sPage
//    sProcUrl += "&rdProcessAction=" + sActionsXml
//    sProcUrl += "&rdRnd=" + Math.floor(Math.random() * 100000)
//    rdSubmitWidget(sWidgetContainerID, sProcUrl, sTarget, bValidate, sConfirm)
//}

function rdGetFormFieldValue(fld) {
	var sValue
	if (fld.tagName == "RDRADIOBUTTONGROUP") {
		// Radio buttons
		sFieldId = fld.id.replace(/rdRadioButtonGroup/g, '')
		var cInputs = document.getElementsByTagName("INPUT")
		for (var i = 0; i < cInputs.length; i++) {
			if (cInputs[i].name == sFieldId) {
				if (cInputs[i].checked) {
					sValue = cInputs[i].value
					break
				}
			}
		}
		if (sValue == undefined) {
				sValue = ''
			}
	} else {
		// All other fields
		if (fld.value.length == 0) {
			sValue = ''
		} else {
			sValue = fld.value
		}
	}
	return sValue
}