//jsUpdateButtonLinks.js

//NEW 23Jun2008 *DS*

//make sure any parms like "&sort=4" are passed on from document.referrer to button <a href> link URLs

// ADDED 05Sep2008: auto-select subproile *if* UCase(QueryString) contains "OPENFORM&TYPE=###&SUBPROFILE=###-###"
function updateSubprofilePerhaps()
{
	var o=document.forms[0]["TypeField"];
	var qs=(""+location.href).toUpperCase();
	var arMatch=qs.match(/OPENFORM\&TYPE\=\d+\&SUBPROFILE\=(\d+\-(\d+))/);
	if(o && arMatch)
	{
		//will auto-select dropdown choice # [intSub], i.e. value=[intComplete]
		var intComplete=arMatch[1];
		var intSub=arMatch[2];
		
		//cycle through dropdown "TypeField" and look for the first instance of value="[intComplete]", and change that value then
		var bChanged=false;
		var intCurrent=o.selectedIndex;
		var strLabel="";
		for(var i=0;i<o.length && !bChanged;i++)
		{
			if(i!=intCurrent && o[i].value==intComplete)
			{
				o.selectedIndex=i;
				strLabel=o[i].text;
				if(strLabel)strLabel=' -- "' + strLabel + '" --';
				bChanged=true;
			};
		};

		if(bChanged)
		{
			o.focus();
			alert("Please wait a brief moment for the page to reload...\n\n(with Subprofile " + intComplete + strLabel + " auto-selected!)");
			setTimeout("_doClick('$Refresh', document.forms[0]['TypeField'], '_self', '#_RefreshKW_TypeField')", 42);
		};

	};//end if(o && arMatch)
	
};//end function updateSubprofilePerhaps()



function updateButtonLinksRTWDL()
{
	//global variable, so the buttons that use JS ("actionPost(5)" etc.) can also have this added to their URLs (if possible)
	URL_SUFFIX="";
	
	var PARM_LIST=";sort;";

	//does nothing if "&sort=..." is not found inside the document.referrer
	//but if it IS found, cycles thru all of document.links (<a href=...> anchors),
	// and will update URL* to include the "&sort=..." parm, unchanged from document.referrer
	//NOTE: "PARM_LIST" includes all parms to be "carried over, unchanged" -- for now it's just "&sort=..."

	// *URL is appended only if it includes itself (i.e. same ".nsf/") or (".ca/app ... /notesload")

	//NEW: refnum "1" = QUERYSTRING ; "2"=document.referrer (if needed, i.e. QS has none of those parms)
	var intRefNum=1;
	var ref=""+location.href;

	while(intRefNum<3 && !URL_SUFFIX)
	{

		//if no "referrer" attribute is found, we MIGHT be inside a "clone" document, so check for the "referrer" attribute of this document's "opener" (i.e. parent/launcher)
		//if neither finds a value, then we have no referrer -- nothing to pass along...
		if(intRefNum==2)
		{
			ref=document.referrer;
			if(!ref)
			{
				try{
				ref=(window.opener && opener.document && opener.document.referrer) ? opener.document.referrer : "";
				} catch(e) {ref="";};
			};
		};

		if(ref)
		{
			var intLoc=-1;
			var intLocMin=ref.length;
		
			//cycle thru each of the possible querystring parameters that we wish to "pass along"
			//if any of the parms are found in the querystring, find the "left-most" one and keep ALL to the right of its beginning
			var arParms=PARM_LIST.split(";");
			for(strParm in arParms)
			{
				if(arParms[strParm])
				{
					intLoc=ref.indexOf("&" + arParms[strParm] + "=");
					if(intLoc!=-1 && intLoc<intLocMin)intLocMin=intLoc;
				};
			};

			//here is where we set the global variable, which will be used immediately for the normal-URL buttons, and on submit for the JS-actionPost buttons...
			URL_SUFFIX=(intLocMin!=ref.length) ? ref.substring(intLocMin) : "";

		};//end if(ref)
		
		intRefNum++;

	};//end while(intRefNum<3 && !URL_SUFFIX)

	if(!URL_SUFFIX)return false;

	//now that we know what needs to be added to all button links, LET'S DO IT!
	var o;
	for(key in document.links)
	{
		o=document.links[key];
		if(isButtonToBeUpdated(o))appendToButtonURL(URL_SUFFIX,o);
	};
};

function isButtonToBeUpdated(o)
{
	// *URL is appended only if it includes itself (i.e. same ".nsf/") or (".ca/app ... /notesload[and other paths besides `notesload`]")
	var rv=false;
	if(!o || !o.href)return false;

	var strButtonURL=o.href;
	var intLoc=-1;
	intLoc=strButtonURL.indexOf(".nsf/");
	if(intLoc!=-1)
	{
		rv=(location.href.substring(0,intLoc)==strButtonURL.substring(0,intLoc));
	}
	else
	{
		intLoc=strButtonURL.indexOf(".ca/app");
		rv=(intLoc!=-1 && (strButtonURL.indexOf("/notesload")>intLoc || strButtonURL.indexOf("/loadlist")>intLoc || strButtonURL.indexOf("/listingmaint")>intLoc) );
	};
	
	//during testing I had a "fake" link added to the bottom of page, which includes this parm...
	if(strButtonURL.indexOf("&fakelink=1")!=-1)rv=false;
	
	return rv;
};

function appendToButtonURL(URL_SUFFIX,o)
{
	if(!o || !o.href)return false;
	o.href=(""+o.href)+URL_SUFFIX;
	return true;
};

setTimeout("updateButtonLinksRTWDL()",42);
setTimeout("updateSubprofilePerhaps()",142);