FHC-Core/content/lfvtoverlay.js.php

function getDropDownValue(obj) 
{
	//var list = document.getElementById(obj.name);
	//var selectedText = list.selectedItem.label;
	//alert(selectedText);
	return obj.name;
}

function listElementHandlers(aObj) 
{
	if(!aObj)
       return null;
    for(var list in aObj)
       if(list.match(/^on/))
         dump(list+'\n');
}

/**
 * neue LVA anlegen
 */
function lvaNeu() 
{

	var tree = document.getElementById('treeLFVT');
	var lvaDetail=document.getElementById('lvaDetail');
	lvaDetail.reset();
	var col = tree.columns ? tree.columns["lva_lehrveranstaltung_id"] : "lva_lehrveranstaltung_id";
	var lehrveranstaltung_id=tree.view.getCellText(tree.currentIndex,col);
	
	var lva = new Lehrveranstaltung();
	lva.lehrveranstaltung=lehrveranstaltung_id;
	lvaDetail.setLVA(lva);
	lvaDetail.isNew=true;
	alert('lva='+lva.lehrveranstaltung);
}

/**
 * neue LVA löschen
 */
function lvaDelete() 
{
	// id holen
	var lvaDetail=document.getElementById('lvaDetail');
	var id=lvaDetail.currentLVA.lehreinheit_id;
	var bezeichnung= lvaDetail.currentLVA.lvnr+ "(" + id +")";

	if (confirm('LVA '+bezeichnung+' wirklich löschen?')) 
	{

		var details = document.getElementById('lvaDetail');
		details.reset();
		var req = new phpRequest('lfvtCUD.php','','');
		req.add('do','delete');
		req.add('lehreinheit_id',id);
		var response = req.execute();
		if (response!='ok') 
			alert(response);

		currentLVA_id=id;

		// RDF aktualisieren (=Datensatz aus Tree entfernen)
		var tree=document.getElementById('treeLFVT');

		if (tree.currentIndex==-1) 
			return;

		// löscht nur aus dem view!
		try {
			//alert('currentIndex'+tree.currentIndex);
			var selected = tree.treeBoxObject.view.getItemAtIndex(tree.currentIndex);
			var cells = selected.getElementsByTagName( "treerow" );
			var id = cells[ 0 ].getAttribute( "dbID" );
			// ids müssten identisch sein (ist nur ein Sicherheitscheck)
			if (id==currentLVA_id) 
			{
				var parent = tree.view.getItemAtIndex(tree.currentIndex).parentNode;
				parent.removeChild(selected);
			}

		} 
		catch(e) 
		{
			alert(e);
			return false;
		}

		// Datasource holen
		var dsource;
		// Trick 17	(sonst gibt's ein Permission denied)
		try 
		{
			netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
		} 
		catch(e) 
		{
			alert(e);
			return;
		}
	}
}

/**
 * Gibt eine Message auf die Javascript Console aus
 */
function debug(msg)
{
	netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
	 var consoleService = Components.classes["@mozilla.org/consoleservice;1"]
                                 .getService(Components.interfaces.nsIConsoleService);
    consoleService.logStringMessage(msg);
}

function lvaAuswahl() 
{
	var tree = document.getElementById('treeLFVT');

	if (tree.currentIndex==-1) return;
	try 
	{
        var col = tree.columns ? tree.columns["lva_lehreinheit_id"] : "lva_lehreinheit_id";
		var lehreinheit_id=tree.view.getCellText(tree.currentIndex,col);
		if(lehreinheit_id=='')
		{
			document.getElementById('lfvt_toolbar_neu').disabled=false;
			document.getElementById('lfvt_toolbar_del').disabled=true;
			return false;
		}
		else
		{		
			document.getElementById('lfvt_toolbar_neu').disabled=true;
			document.getElementById('lfvt_toolbar_del').disabled=false;
		}
			
		var col = tree.columns ? tree.columns["lva_lehrveranstaltung_id"] : "lva_lehrveranstaltung_id";
		var lehrveranstaltung_id=tree.view.getCellText(tree.currentIndex,col);

		if(lehrveranstaltung_id=='')
			return false;

	}
	catch(e) 
	{
		alert(e);
		return false;
	}

	// Trick 17	(sonst gibt's ein Permission denied)
	netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
	
	var req = new phpRequest('../rdf/lehreinheit.rdf.php','','');
	req.add('lehreinheit_id',lehreinheit_id);

	var response = req.execute();
	// Datasource holen
	var dsource=parseRDFString(response, 'http://www.technikum-wien.at/lehreinheit/liste');
		
	dsource=dsource.QueryInterface(Components.interfaces.nsIRDFDataSource);

	var rdfService = Components.classes["@mozilla.org/rdf/rdf-service;1"].
                   getService(Components.interfaces.nsIRDFService);
	var subject = rdfService.GetResource("http://www.technikum-wien.at/lehreinheit/" + lehreinheit_id);


	//
	var predicateNS = "http://www.technikum-wien.at/lehreinheit/rdf";

	var lva = new Lehrveranstaltung();

	lva.lehreinheit_id = lehreinheit_id;
	lva.unr = getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#unr" ));
	lva.lvnr=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#lvnr" ));
	lva.sprache=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#sprache" ));
	lva.lehrveranstaltung=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#lehrveranstaltung_id" ));
	lva.lehrfach=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#lehrfach_id" ));
	lva.raumtyp=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#raumtyp" ));
	lva.raumtyp_alt=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#raumtypalternativ" ));
	lva.lehre=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#lehre" ));
	lva.stundenblockung=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#stundenblockung" ));
	lva.wochenrythmus=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#wochenrythmus" ));
	lva.start_kw=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#start_kw" ));
	lva.anmerkung=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#anmerkung" ));
	lva.studiensemester=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#studiensemester_kurzbz" ));
	lva.lehrform=getTargetHelper(dsource,subject,rdfService.GetResource( predicateNS + "#lehrform_kurzbz" ));

	currentLVA = lva;
	
	var lvaDetail=document.getElementById('lvaDetail');
	lvaDetail.setLVA(lva);
	lvaDetail.isNew=false;
	
	//***Lehreinheitmitarbeiter tree setzen
	url='../rdf/lehreinheitmitarbeiter.rdf.php?lehreinheit_id='+lehreinheit_id;
	document.getElementById('lfvt_detail_tree_lehreinheitmitarbeiter').setAttribute('datasources',url);
}

function getTargetHelper(dsource,subj,predi) 
{
	if (dsource.hasArcOut(subj, predi))  
	{
		var target = dsource.GetTarget(subj, predi, true);
		if (target instanceof Components.interfaces.nsIRDFLiteral) 
		{
			return target.Value;
		}
	}
	return "";
}




/**
 * Lehrveranstaltung Value Object
 */
function Lehrveranstaltung() 
{
	this.id=null;
	this.lvnr=null;
	this.unr=null;
	this.anmerkung=null;
	this.lehrveranstaltung=null;
	this.lehrfach=null;
	this.sprache='German';
	this.lehrform='';
	this.lehre='true';
	//this.studiengang=null;
	//this.fachbereich=null;
	//this.semester=null;
	//this.verband=null;
	//this.gruppe=null;
	this.raumtyp='Dummy';
	this.raumtyp_alt='Dummy';
	this.semesterstunden=null;
	this.stundenblockung=null;
	this.wochenrythmus=null;
	this.start_kw=null;
	this.studiensemester=null;
	this.lehrform=' ';
	this.ects=null;
	// flag, welches angibt, ob Daten verändert wurden
	this.dataChanged=false;
}

/**
 * Daten aus Formular holen und evt. speichern
 */
Lehrveranstaltung.prototype.updateData = function() {
	if (document.getElementById('gridStudentenUID').value!=this.uid) {
		this.uid = document.getElementById('gridStudentenUID').value;
		this.dataChanged = true;
	};
	if (document.getElementById('gridStudentenTitel').value!=this.titel) {
		this.titel = document.getElementById('gridStudentenTitel').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenVornamen').value!=this.vornamen) {
		this.vornamen = document.getElementById('gridStudentenVornamen').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenNachname').value!=this.nachname) {
		this.nachname = document.getElementById('gridStudentenNachname').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenMatrikelnummer').value!=this.matrikelnummer)  {
		this.matrikelnummer = document.getElementById('gridStudentenMatrikelnummer').value;
		this.dataChanged = true;
	}
	//alert(document.getElementById('gridStudentenMatrikelnummer').value);
	if (document.getElementById('gridStudentenGeburtsdatum').value!=this.geburtsdatum) {
		// todo validation
		this.geburtsdatum = document.getElementById('gridStudentenGeburtsdatum').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenGeburtsort').value!=this.geburtsort) {
		this.geburtsort = document.getElementById('gridStudentenGeburtsort').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenGeburtszeit').value!=this.geburtszeit) {
		// todo validation
		this.geburtszeit = document.getElementById('gridStudentenGeburtszeit').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenHomepage').value!=this.homepage) {
		this.homepage = document.getElementById('gridStudentenHomepage').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenEmail').value!=this.email) {
		this.email = document.getElementById('gridStudentenEmail').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenSemester').value!=this.semester) {
		this.semester = document.getElementById('gridStudentenSemester').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenVerband').value!=this.verband) {
		this.verband = document.getElementById('gridStudentenVerband').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridStudentenGruppe').value!=this.gruppe) {
		this.gruppe = document.getElementById('gridStudentenGruppe').value;
		this.dataChanged = true;
	}
	if (document.getElementById('gridLehrform').value!=this.lehrform) {
		this.lehrform = document.getElementById('gridLehrform').value;
		this.dataChanged = true;
	}
	if (!((document.getElementById('gridStudentenAktiv').checked && this.aktiv=='True') ||
		(!document.getElementById('gridStudentenAktiv').checked && this.aktiv=='False'))) {
		this.aktiv = document.getElementById('gridStudentenAktiv').checked?'True':'False';
		this.dataChanged = true;
	}
	alert(this.dataChanged?'dataChanged':'nix changed');
}

/**
 * Student anzeigen
 */
Lehrveranstaltung.prototype.show = function() {
	document.getElementById('gridStudentenUID').value = this.uid;
	document.getElementById('gridStudentenTitel').value = this.titel;
	document.getElementById('gridStudentenVornamen').value = this.vornamen;
	document.getElementById('gridStudentenNachname').value = this.nachname;
	document.getElementById('gridStudentenMatrikelnummer').value = this.matrikelnummer;
	document.getElementById('gridStudentenGeburtsdatum').value = this.geburtsdatum;
	document.getElementById('gridStudentenGeburtsort').value = this.geburtsort;
	document.getElementById('gridStudentenGeburtszeit').value = this.geburtszeit;
	document.getElementById('gridStudentenHomepage').value = this.homepage;
	document.getElementById('gridStudentenEmail').value = this.email;
	document.getElementById('gridStudentenSemester').value = this.semester;
	document.getElementById('gridStudentenVerband').value = this.verband;
	document.getElementById('gridStudentenGruppe').value = this.gruppe;
	document.getElementById('gridStudentenStgBezeichnung').value = this.stg_bezeichnung;
	document.getElementById('gridStudentenAktiv').checked = (this.aktiv=='True'?true:false);
}