analytics/webcontent/bi/mdsrv/importWizardUI/importWizardLinkedNode.js

/****************************************************************
** IBM Confidential
**
** OCO Source Materials
**
** IBM Cognos Products: mdsrv
**
** (C) Copyright IBM Corp. 2008, 2014
**
** The source code for this program is not published or otherwise
** divested of its trade secrets, irrespective of what has been
** deposited with the U.S. Copyright Office.
*****************************************************************/
G_HAL.F_Include( WEB_CONTENT + "/hal/C_Deck.js" );
G_HAL.F_Include( WEB_CONTENT + "/hal/C_TreeView.js" );
G_HAL.F_Include( WEB_CONTENT + "/hal/C_ListView.js" );
G_HAL.F_Include( WEB_CONTENT + "/hal/U_CookieJar.js" );
G_HAL.F_Include( WEB_CONTENT + "/hal/C_Dialog.js" );

G_HAL.F_Include( WEB_CONTENT + "/common/json/json2.js" );


G_HAL.F_Include( WEB_CONTENT + "/hal/G_ResManager.js" );
G_HAL.F_Include( WEB_CONTENT + "/hal/C_MultiScriptRequest.js" );

G_HAL.F_Include( WEB_CONTENT + "/hal/C_ComboBox.js" );
G_HAL.F_Include( WEB_CONTENT + "/hal/C_PropertySheet.js" );

//TO DO & Ideas:
//
//	- button:  Unselect all
//	
//	- label:  Number of objects selected
// These are meant to be constants (even if JavaScript allows you to change them; you MUST NOT change them). 

var kDatabaseTypeStr = "database";

var asyncErrorPagePid = "importWizard_communication_error_page";

var G_App = {};

function ImportWizard()
{
	this.credentials = "";
}

ImportWizard.prototype.setDataSourceCredentials = function(credentialString)
{
 	this.credentials = credentialString;
	urlRequestInvoker.RequestFinished();
}

ImportWizard.prototype.updateCredentials = function(newCredentials)
{
	var urlPostParams = new Object();
	urlPostParams["pid"] = "updateCredentials";
	urlPostParams["current_credentials"] = this.credentials;
	urlPostParams["newcredentials_password"] = newCredentials;
	urlPostParams["error_pid"] = asyncErrorPagePid;
	
	var updateCredentialsRequestURL = GATEWAY_URL + "/metadataUIService";
	
	urlRequestInvoker.MakeAsyncRequestInIFrame( updateCredentialsRequestURL, urlPostParams );
}

IMPORTWIZARD = new ImportWizard();


G_App.F_HAL_OnLoad = function()
{
	// @todo Must pass proper locale code!
	G_ResManager.F_SetLocale( "en" );  
	
	// This call is needed even if we don't pass a filename as an argument, 
	// in order to load the standard HAL string resources.

	G_ResManager.F_LoadStrings( [ /*WEB_CONTENT + "/mdsrv/res/strings"*/], this ); 

	//Enable Accessibility for FireFox Browser only, pass false as second parameter if you don't want the focus ring in Firefox
	G_HAL.F_EnableAccessibility( G_BrowserInfo.M_bIsFirefox );

	//Enable High Contrast Mode need for FireFox only, Need testing to enable it for IE as well
	//if( G_BrowserInfo.M_bIsFirefox )
	// Need to check if the high contrast mode is enabled, waiting for HAL to expose this function or may not need it
	//G_HAL.F_EnableHighContrastMode();

};


G_App.initControls = function()
{
	this.m_oDeck = new C_Deck( document.getElementById( "divDeck" ), this );

	UpdateButtonsEnableStatus( 0 /* cardIndex */ );


	this.F_ApplySkin( "corporate|portal" );
//	this.F_ApplySkin( "windows|app" );

	
	this.m_treeViewNodesDoc = U_XML.F_CreateDocument();
	var treeViewElem = this.m_treeViewNodesDoc.appendChild( this.m_treeViewNodesDoc.createElement( 'treeView' ) );
	treeViewElem.setAttribute( "id", "TreeView" );
	treeViewElem.setAttribute( "showCheckboxes", "true" );
	

//  Only populate with the root node if in "create" mode!
	if (!IMPORTWIZARD.isEdit)  
	{
		this.PopulateTreeView_RootNode( this.m_treeViewNodesDoc, treeViewElem );
	}
	
	this.m_oTreeViewCheckboxes = new C_TreeView( document.getElementById( "divTreeViewCheckboxes" ), treeViewElem, this );

	g_expandTreeLevel = 0;

	var useV5DataServerCheckBox = document.getElementById( "useV5DataServer" );
	useV5DataServerCheckBox.checked = true;// IMPORTWIZARD.bUseV5DataServer;
	if (IMPORTWIZARD.bDisableClassic == "true")
		//useV5DataServerCheckBox.disabled=true;
		useV5DataServerCheckBox.style.display = "none";
		
	PopulateLanguagesListBox();
	
		if (IMPORTWIZARD.enableTest == false)
	{
		ShowPackageRenameDlgIfNeeded();
	}
}

G_App.expandNode = function( node)
{
	// testing code to expand the root node
	if (IMPORTWIZARD.enableTest == true)
	{
		//var node = g_viewNodeToExpand.selectSingleNode( "treeNode" );
		if (node != null)
		{
			G_App.m_oTreeViewCheckboxes.F_ExpandNode(node );
			G_App.m_oTreeViewCheckboxes.F_Draw();
		}
	}
}

function PopulateLanguagesListBox()
{
	var getLanguagesRequestURL = GATEWAY_URL + "/metadataUIService";

	D_Progress.F_DisableCancel();
	D_Progress.F_Show( null, localizedStrings["MSR_SAP_Loading"]);
	

	var getLanguagesRequestPostParams = {};
	getLanguagesRequestPostParams["pid"] = "OLAPImportWizard_Languages_pid"
	getLanguagesRequestPostParams["datasource"] = IMPORTWIZARD.dataSourceName;
	getLanguagesRequestPostParams["dataSourceCredentials"] = IMPORTWIZARD.credentials;

	getLanguagesRequestPostParams["error_pid"] = asyncErrorPagePid;

	urlRequestInvoker.MakeAsyncRequestInIFrame( getLanguagesRequestURL, getLanguagesRequestPostParams );
}

function providerLangResultsReceived( providerLanguages )
{
	var languagesList = providerLanguages.lang;	
	var designLocaleList = document.getElementById( "designLanguage" );
	var selIndex = 0;
	for (var i = 0; i < languagesList.length; i++)
	{
		if (languagesList[i].localeId == IMPORTWIZARD.productLocale)
			selIndex = i;
		designLocaleList.options[i]=new Option(languagesList[i].localeName, languagesList[i].localeId);
	}

	designLocaleList.selectedIndex = selIndex;
	
	hideProgressIfShowing();

	//D_Progress.F_Hide();
	urlRequestInvoker.RequestFinished();
	
	// expand the root node
	//alert( "In providerLangResultsReceived( providerLanguages ).\n" );
	setTimeout( function(){
		var  treeRootViewNode =   G_App.m_oTreeViewCheckboxes.F_GetTreeViewNode();
		var node = treeRootViewNode.selectSingleNode( "treeNode" );
		G_App.expandNode(node);	
	}, 700 );
}

function OnUseV5DataServerBtnClicked( sourceUseV5DataServerChkBox )
{
}
		
ImportWizard.prototype.checkDesignLocaleSelected = function(){
	var designLocaleList = document.getElementById( "designLanguage" );
	
	if (designLocaleList.selectedIndex < 0){
		return localizedStrings["MSR_SAP_designLocaleRequired"];
	}
	
}

G_App.initializeTreeViewCheckBox = function( )
{
	//this.m_oTreeViewCheckboxes.F_Detach();


    this.m_treeViewNodesDoc = U_XML.F_CreateDocument();
    var treeViewElem = this.m_treeViewNodesDoc.appendChild( this.m_treeViewNodesDoc.createElement( 'treeView' ) );
    treeViewElem.setAttribute( "id", "TreeView" );
    treeViewElem.setAttribute( "showCheckboxes", "true" );

    this.PopulateTreeView_RootNode( this.m_treeViewNodesDoc, treeViewElem );

    this.m_oTreeViewCheckboxes = new C_TreeView( document.getElementById( "divTreeViewCheckboxes" ), treeViewElem, this );
	
	g_expandTreeLevel = 0;
	
	// expand the root node
	var  treeRootViewNode =   G_App.m_oTreeViewCheckboxes.F_GetTreeViewNode();
	var node = treeRootViewNode.selectSingleNode( "treeNode" );
	if (node != null)
	{
		setTimeout( function(){
			G_App.expandNode( node);	
		}, 700 );
	}
}




function selectFirstItemInTreeControl()
{
	var v_elSpanFirst = G_App.m_oTreeViewCheckboxes.F_GetFirstVisibleTreeItem();
	if ( v_elSpanFirst )
	{
		v_elSpanFirst.focus();
	}
}

G_App.F_ResManager_OnStringsLoaded = function( v_aFiles )
{
	G_ResManager.F_LoadResources( [ WEB_CONTENT + "/mdsrv/res/EditVariablesResources.xml" ],this );
};

G_App.F_ResManager_OnResourcesLoaded = function( v_aFiles )
{
	//LoadStrings is async call therefore load all the controls after G_ResManager.F_LoadStrings G_ResManager.F_LoadResources are completed. This change was done because the Treeview tries to access HAL string before it is loaded.

	this.initControls();
}

function retrieveImportSpec()
{
	var getImportSpecRequestURL = GATEWAY_URL + "/metadataUIService";
	
	D_Progress.F_DisableCancel();
	D_Progress.F_Show( null, localizedStrings["MSR_SAP_Loading"] );
	
	
	var getImportSpecRequestPostParams = {};
	getImportSpecRequestPostParams["pid"] = "importWizard_ImportSpec_pid";
	getImportSpecRequestPostParams["packageLocation"] = IMPORTWIZARD.packageLocation;
	getImportSpecRequestPostParams["packageName"] = IMPORTWIZARD.packageName;
	getImportSpecRequestPostParams["error_pid"] = asyncErrorPagePid;
	
	IMPORTWIZARD.onResumeFromNonRecoverableError = function(){
		hideProgressIfShowing();
	}

	urlRequestInvoker.MakeAsyncRequestInIFrame( getImportSpecRequestURL, getImportSpecRequestPostParams );
}


function GenerateJSONString( obj )
{
	var strObjJSON = "";
	
	for (var i in obj)
	{
		strObjJSON += "\t\t\"" + i + "\": ";
		strObjJSON += "\"" + obj[i] + "\",\n";
	}
	
// The last comma must be removed, in order to have a syntactically correct JSON string.
// Firefox doesn't care about this, but IE fails to work properly if this isn't done.
	var lastCommaIndex = strObjJSON.lastIndexOf( ',' );
	
	strObjJSON = "\t{\n" + strObjJSON.substr(0, lastCommaIndex ) + "\n\t}\n";
	
// alert( "GenerateJSONString\n\n" + strObjJSON );  // Debugging
	return strObjJSON;
}


G_App.PopulateTreeView_RootNode = function( aDoc, treeViewElem )
{
	var rootNodeElem = treeViewElem.appendChild( aDoc.createElement( "treeNode" ) );

	var nodeValueObj = {};
	nodeValueObj["type"] = kDatabaseTypeStr;
	nodeValueObj["uniqueName"] = kDatabaseTypeStr;
	
	var nodeValue = GenerateJSONString( nodeValueObj );

	rootNodeElem.setAttribute( "value", nodeValue );
	rootNodeElem.setAttribute( "label", IMPORTWIZARD.dataSourceName);
	rootNodeElem.setAttribute( "expandable", "true" );
	rootNodeElem.setAttribute( "staticCheckbox", "true" );
	rootNodeElem.setAttribute( "role", "treeItem" );		
	rootNodeElem.setAttribute( "tooltip", kDatabaseTypeStr );		
};



function importSpecReceivedReceived( treeSnippet )
{
	D_Progress.F_Hide();
	urlRequestInvoker.RequestFinished();

	G_App.m_oTreeViewCheckboxes.F_StartAsyncLoad();
		var aDoc = G_App.m_treeViewNodesDoc;
		var treeViewElem = G_App.m_oTreeViewCheckboxes.F_GetTreeViewNode();
		IMPORTWIZARD.dataSourceName = treeSnippet.node.Name; // In edit scenario we didn't know the ds name, so we populate it now
		PopulateTreeView( treeSnippet.node, aDoc, treeViewElem );
	G_App.m_oTreeViewCheckboxes.F_EndAsyncLoad( true /* v_bSucceeded */);
	
	selectFirstItemInTreeControl();
}


function SaveModifiedSettings()
{
	var saveModifiedSettingsURL = GATEWAY_URL + "/metadataUIService";

	D_Progress.F_DisableCancel();
	D_Progress.F_Show( null, localizedStrings["MSR_SAP_Saving"]);

	var saveModifiedSettingsParams = {};
	saveModifiedSettingsParams["pid"] = "saveModifiedPackageSettings_pid";
	saveModifiedSettingsParams["searchPath"] = IMPORTWIZARD.packageLocation + "/package[@name=" + EncloseInQuotes( IMPORTWIZARD.packageName ) + "]/model";
	saveModifiedSettingsParams["property"] = "http://developer.cognos.com/ceba/constants/queryOptionEnum#mode";
	
	var ms_useV5DataServerCheckBox = document.getElementById( "ms_useV5DataServer" );
	
	if (ms_useV5DataServerCheckBox.checked)
	{
		saveModifiedSettingsParams["value"] = "http://developer.cognos.com/ceba/constants/queryModeEnum#dynamic";  // XQE
	}
	else
	{
		saveModifiedSettingsParams["value"] = "http://developer.cognos.com/ceba/constants/queryModeEnum#compatible";  // Legacy query stack
	}
	
	saveModifiedSettingsParams["error_pid"] = asyncErrorPagePid;

	urlRequestInvoker.MakeAsyncRequestInIFrame( saveModifiedSettingsURL, saveModifiedSettingsParams );
}


function OnSaveModifiedPackageSettingsRequestCompleted()
{
	D_Progress.F_Hide();
	urlRequestInvoker.RequestFinished();

	window.location.replace( IMPORTWIZARD.backURL );
}


//
//  Populates the tree view based on data obtained from the server side 
// (through a JSP async call).
// This data could be coming from either:
//     - the browse JSP (when expanding tree nodes for the first time) 
//     - the import spec JSP (when editing an existing package)
//
function PopulateTreeView( treeViewNodeData, aDoc, treeViewElem )
{
}

	
/**
 * Used in edit mode, to pass to the browse JSP, the selected nodes recursively.
 */
function ExtractSelectedTreeNodes( v_nTreeNode, nodePathEntry )
{
}


var g_treeNodeBeingPopulated = null;
var g_expandTreeLevel = 0;	// used only for testing (does not expect collapsing the tree nodes)
var g_viewNodeToExpand = null;	// node to expand based on the provided drill down path

G_App.F_TreeView_OnPopulateChildren = function( v_oTreeView, v_nTreeNode )
{
	return true;
};


G_App.F_HAL_OnUnLoad = function()
{
	this.m_oTreeViewCheckboxes.F_Detach();
	
	if (this.m_oPropertySheet != null)
	{
		this.m_oPropertySheet.F_Detach();
	}
};


G_App.F_ApplySkin = function( v_sSkin )
{
//  Build the path to the appropriate skin css file

	var v_aSkin = v_sSkin.split( "|" );
	var v_sSkinName = v_aSkin[0];
	var v_sSkinType = v_aSkin[1];
	var v_sSkinPath = WEB_CONTENT + "/skins/" + v_sSkinName + "/hal/hal_portal_skin.css";
	var v_sSkinPath2 = WEB_CONTENT + "/skins/" + v_sSkinName + "/hal/hal_skin.css";
	
// Remove existing link tag to skin css
	var v_nExistingCSSNode = document.getElementById( "idHALSkinCSS" );
	if ( v_nExistingCSSNode )
	{
		v_nExistingCSSNode.parentNode.removeChild( v_nExistingCSSNode );
	}
	
// Create and append new link tag to skin css
	var v_elHead = document.getElementsByTagName( "head" )[0];
	var v_elLinkCSS = document.createElement( "link" );
	v_elLinkCSS.id = "idHALSkinCSS";
	v_elLinkCSS.type = "text/css";
	v_elLinkCSS.rel = "stylesheet";
	v_elLinkCSS.href = v_sSkinPath;
	v_elHead.appendChild( v_elLinkCSS );
	
	var v_elLinkCSS2 = document.createElement( "link" );
	v_elLinkCSS2.id = "idHALSkinCSS";
	v_elLinkCSS2.type = "text/css";
	v_elLinkCSS2.rel = "stylesheet";
	v_elLinkCSS2.href = v_sSkinPath2;
	v_elHead.appendChild( v_elLinkCSS2 );
	
	document.body.style.backgroundColor = ( v_sSkinType == "portal" ) ? "#FFFFFF" : "";
	
// Set skin value in cookie	
	var v_dateExpires = new Date();
	v_dateExpires.setUTCFullYear( v_dateExpires.getUTCFullYear() + 1 );
	U_CookieJar.F_SetCookie( "skin", v_sSkin, v_dateExpires );
};


G_App.F_Deck_OnBeforeCardVisible = function( v_oDeck, v_divNewCard, v_iOldCardIndex, v_iNewCardIndex )
{
};


G_App.F_Deck_OnAfterCardVisible = function( v_oDeck, v_divNewCard, v_iOldCardIndex, v_iNewCardIndex )
{
	if (v_oDeck == this.m_oDeck)
	{
		var pageTitles = 
		[
			localizedStrings["MSR_SAP_selectObjectsTitle"],
			localizedStrings["MSR_SAP_selectLanguagesTitle"],
			localizedStrings["MSR_SAP_generateDimensionsTitle"]	
		];
	
//		var pageTitlePostfix = (IMPORTWIZARD.isEdit) ? " &nbsp; <i>[Edit Package Mode]</i>" : "";
		document.getElementById( "dialogHeaderTitle" ).innerHTML = pageTitles[v_iNewCardIndex];
		
		UpdateButtonsEnableStatus( v_iNewCardIndex );

	}
};


G_App.F_Back = function()
{
	this.m_oDeck.F_Back();
};


G_App.F_TreeView_OnNodeCheck = function( v_oTreeView, v_nTreeNode )
{
};


G_App.F_TreeView_OnNodeClick = function( v_oTreeView, v_nTreeNode, v_iMouseButton )
{
};


G_App.F_TreeView_OnNodeDblClick = function( v_oTreeView, v_nTreeNode )
{
};


function IsButtonEnabled( button )
{
	return (button.className == "commandButton");
}


// Enables the button (if bEnable is true), or disables it (if bEnable is false).
// It preserves and restores the OnClick and OnDblClick events properly.
function EnableButton( button, bEnable )
{
	var prevEnabledState = IsButtonEnabled( button );
	
	if (bEnable == true /*&& button.className == "commandButtonInactiveII"*/)
	{
		button.className = "commandButton";
		button.onmouseover = function( e ) { this.className = "commandButtonOver"; }; 
		button.onmouseout = function( e ) { this.className = "commandButton"; };
		button.onmousedown = function( e ) { this.className = "commandButton"; };
		button.onkeypress = handle_onkeydown;
		button.children[0].tabIndex = 0;
		if (prevEnabledState == false)
		{
			if (button.onclick_enabled != null)
			{
				button.onclick = button.onclick_enabled;
			}
			
			if (button.ondblclick_enabled != null)
			{
				button.ondblclick = button.ondblclick_enabled;
			}
		}
	}
	else if (bEnable == false)
	{
		button.className = "commandButtonInactiveII";
		button.onmouseover = null;
		button.onmouseout = null;
		button.onmousedown = null;
		button.onkeypress = null;
		button.children[0].tabIndex = -1;
		
		
// 		preserve the previous event handlers		
		if (prevEnabledState == true)  
		{
			button.onclick_enabled = button.onclick;
			button.ondblclick_enabled = button.ondblclick;
		}
		
		button.onclick = "";
		button.ondblclick = "";
	}
}


function UpdateButtonsEnableStatus( cardIndex )
{
	var prevButton = document.getElementById( "prevButton" );
	var bEnablePrevButton = (cardIndex != 0);
	
	if (bEnablePrevButton)
	{
		prevButton.onclick = function( e ) { G_App.F_Back(); };
		prevButton.ondblclick = function( e ) { G_App.F_Back(); };
	}
	
	EnableButton( prevButton, bEnablePrevButton );
	
    	
	var finishButton = document.getElementById( "finishButton" );
	var bEnableFinishButton = (cardIndex == G_App.m_oDeck.F_GetNumberOfCards() - 1);
	
	if (bEnableFinishButton)
	{
		finishButton.onclick = function( e ) { WizardDone(); };
		finishButton.ondblclick = function( e ) { WizardDone(); };
		EnableButton( finishButton, bEnableFinishButton );
	}
}


function WizardDone()
{
	
	var importSpec = {};
	importSpec["node"] = {};
	importSpec["node"]["Name"] = IMPORTWIZARD.dataSourceName;
	importSpec["node"]["Type"] = "database";
	importSpec["node"]["Value"] = "true";
	importSpec["node"]["dbType"] = IMPORTWIZARD.dataSourceType;
	var strImportSpec = JSON.stringify( importSpec, null, "\t" );
	
	
//  Build the parameters object
	
	var useV5DataServerCheckBox = document.getElementById( "useV5DataServer" );
	var designLocaleCombo = document.getElementById("designLanguage");

	var parameters = {};
	parameters["params"] = {};
	parameters["params"]["UseV5DataServer"] = "true";
	parameters["params"].designLocale = designLocaleCombo.options[designLocaleCombo.selectedIndex].value;
	
	var strParameters = JSON.stringify( parameters, null, "\t" );

	var pkgInfo = {};
	pkgInfo["pkgInfo"]={};
	pkgInfo["pkgInfo"]["Name"]=IMPORTWIZARD.packageName;
	pkgInfo["pkgInfo"]["Description"]=IMPORTWIZARD.packageDescription;
	pkgInfo["pkgInfo"]["ScreenTip"]=IMPORTWIZARD.packageScreentip;
	pkgInfo["pkgInfo"]["Location"]=IMPORTWIZARD.packageLocation;
	
	var strPkgInfo = JSON.stringify( pkgInfo, null, "\t" );
	
	IMPORTWIZARD.onResumeFromNonRecoverableError = function(){
		hideProgressIfShowing();
	}

	var importHelper = new ImportHelper(strImportSpec, strParameters, strPkgInfo);
	importHelper.runImport();

	D_Progress.F_DisableCancel();
	D_Progress.F_Show( null, localizedStrings["MSR_SAP_creatingPackage"] );

}

function hideProgressIfShowing()
{
	if (D_Progress.F_IsActiveDialog())
	{
//      hide any progress that may be up		
		D_Progress.F_Hide();  
	}
}

function GetTreeNodePath( v_nTreeNode )
{
	var currentNode = v_nTreeNode;
	var nodePathObj = {};
	var bIsLeaf = true;
	
//  The nodePath is being build back-wards
	do
	{
		var nodeLabel = currentNode.getAttribute( "label" );
		var nodeValue = currentNode.getAttribute( "value" );
		
		var nodeValueObj = eval( "(" + nodeValue + ")" );
		var nodeType = nodeValueObj.type;
		var nodeUniqueName = nodeValueObj.uniqueName;

		var nodeEntry = {};
		nodeEntry.Name = nodeLabel;
		nodeEntry.Type = nodeType;
		nodeEntry.Value = (nodeType == kDatabaseTypeStr || nodeType == kCatalogTypeStr) ? "partial" : "true"; 

		if (nodeType == kDatabaseTypeStr)
		{
			nodeEntry.dbType = "M12"; //save dbType in the ImportSpec just for FMMD to load DimImport for CQM packages
		}
		else
		{
			nodeEntry.uniqueName = nodeUniqueName;
		}
		
//		if (nodePathObj != undefined)
		if (!bIsLeaf)
		{
			nodeEntry.children = [nodePathObj];
		}
		
		nodePathObj = nodeEntry;
		currentNode = currentNode.parentNode;
		bIsLeaf = false;
	} 
	while (currentNode != null && currentNode.tagName == "treeNode");

	return nodePathObj;
}



// The first node in the array will end up containing the cosolidated tree nodes. 
function ConsolidateTree( treeNodesPaths, referenceNodeIndex )
{
}


G_App.F_OnCancel = function()
{
	D_Progress.F_Hide();
};


function GetIconFilePath( objectType )
{
	return null;
}


function metadataTreeResultsReceived( treeSnippet )
{
	if (g_treeNodeBeingPopulated == null)
	{
		return;
	}
	
	if (treeSnippet == null)
	{
		G_App.m_oTreeViewCheckboxes.F_EndAsyncLoad( true /* v_bSucceeded */ );
		g_treeNodeBeingPopulated = null;
		urlRequestInvoker.RequestFinished();
		return;
	}

	g_viewNodeToExpand = null;
	
//  This function will clear only the child nodes.
	G_App.m_oTreeViewCheckboxes.F_Clear( g_treeNodeBeingPopulated );
	for (var i = 0; i < treeSnippet.node.children.length; i++)
	{
		var aDoc = G_App.m_treeViewNodesDoc;
		//PopulateTreeView( treeSnippet.node.children[i], aDoc, g_treeNodeBeingPopulated );
	}
	G_App.m_oTreeViewCheckboxes.F_EndAsyncLoad( true /* v_bSucceeded */ );
	g_treeNodeBeingPopulated = null;
	urlRequestInvoker.RequestFinished();
	
	
//
// Re-enable the Finish button
//
	var finishButton = document.getElementById( "finishButton" );
	EnableButton( finishButton, IMPORTWIZARD.isFinishButtonEnabled /* bEnable */ );
	
	g_expandTreeLevel += 1;
	if (g_viewNodeToExpand != null)
	{
		//setTimeout( function(){
			//G_App.expandNode( g_viewNodeToExpand);				
		//}, 700 );
	}

	if (IMPORTWIZARD.enableTest == true)
	{
		if (g_expandTreeLevel == IMPORTWIZARD.treeLevels.length + 1)
		{		
			setTimeout( function(){
				//G_App.F_Next();
				WizardDone();				
			}, 700 );
		}
	}
}


function HandleException(jsonExceptionObj)
{
 	hideProgressIfShowing();

 	var errorPageMgr = new ErrorPageManager();
	
 	if (jsonExceptionObj.isQF)
 	{
 		document.getElementById( "main" ).style.display = "none";
 		errorPageMgr.handleQF(jsonExceptionObj.faultDom, ErrorPageClosed);
 	}
 	else if (jsonExceptionObj.isCAM)
 	{
 		document.getElementById( "main" ).style.display = "none";
 		errorPageMgr.handleCAM(jsonExceptionObj, ErrorPageClosed);
 	}
 	else
 	{
		var msg = jsonExceptionObj.messageString;

		if (msg === "")
		{
			msg = localizedStrings["MSR_SAP_unknownErrorMessage"];
		}

		var stackTrace = jsonExceptionObj.stackTrace;
		stackTrace = unescape(stackTrace);
		
		document.getElementById( "main" ).style.display = "none";
		document.getElementById( "editSelection" ).style.display = "none"
			
		errorPageMgr.setupAndDisplayErrorPage(localizedStrings["MSR_SAP_errorPageTitle"], "", 
			msg, stackTrace, ErrorPageClosed);
 	}
}


function ErrorPageClosed(recovered)
{
	document.getElementById("main").style.display = "block";
	
// If its been recovered, then we presume that call back will occur at a later time	
	if (IMPORTWIZARD.onResumeFromNonRecoverableError && !recovered){
		IMPORTWIZARD.onResumeFromNonRecoverableError();
	}
}


function launchFromEdit()
{
	var selectMetadataRadioBtn = document.getElementById( "modifyMetadataSelections" );
	var editVariablesRadioBtn = document.getElementById( "editVariables" );
	var modifySettingsRadioBtn = document.getElementById( "modifySettings" );
	var editSelectionPage = document.getElementById( "editSelection" );
	
	if (selectMetadataRadioBtn.checked)
	{
		editSelectionPage.style.display = "none";
		
		var main = document.getElementById( "main" );
		main.style.display = "block";  
		retrieveImportSpec();
	}
	else if (editVariablesRadioBtn.checked)
	{
		editSelectionPage.style.display = "none";
		OnShowVariables();
	}
	else if (modifySettingsRadioBtn.checked)
	{
		SaveModifiedSettings();
	}
}


function ImportHelper(importSpec, parameters, packageInfo)
{
	this.m_importSpec = importSpec;
	this.m_parameters = parameters;
	this.m_packageInfo = packageInfo;
}


ImportHelper.prototype.runImport = function()
{
	var importRequestURL = GATEWAY_URL + "/metadataUIService"
	
	this.m_requestId = new Date().getTime();
	
	var importRequestPostParams = {};
	if (IMPORTWIZARD.enableTestNoDBConnection)
		importRequestPostParams["pid"] = "OLAPImportWizard_Import_TEST_pid";
	else
		importRequestPostParams["pid"] = "LinkedNodeImportWizard_Import_pid";
	importRequestPostParams["importSpec"] = this.m_importSpec;
	importRequestPostParams["parameters"] = this.m_parameters;
	importRequestPostParams["packageInfo"] = this.m_packageInfo;
	importRequestPostParams["requestId"] = this.m_requestId;
	importRequestPostParams["dataSourceCredentials"] = IMPORTWIZARD.credentials;
	importRequestPostParams["error_pid"] = asyncErrorPagePid;
	
	if (IMPORTWIZARD.enableTest == true)
	{
		importRequestPostParams["enableTest"] = "true";
	}
	
	urlRequestInvoker.MakeAsyncRequestInIFrame( importRequestURL, importRequestPostParams );
}