// függőségek
if ("undefined" == typeof AITIA) {
	alert("AITIA include missing!");
}



// többszörös include
if ("undefined" != typeof AITIA_DOM) {
	 alert("AITIA_DOM multiple insert!");
}

AITIA_DOM = 1;

Aitia.Dom = {};



// Vissza adja egy objektum első ős táblázat referenciáját v. önmagát
// ha a megadott objektum table,thead,tbody,tfoot,tr,td,th
// @todo: 'getCurrentTable'-ot helyezttesíti
Aitia.Dom.getCurrentTable = function(currentNode) {
	var currentTable = null;
	
	if ( 
		currentNode 
		&& currentNode.nodeName.toLowerCase()=='table' 
	) {
		currentTable = currentNode;
	} else if ( 
		currentNode 
		&& currentNode.parentNode 
		&& currentNode.parentNode.nodeName.toLowerCase()=='table' 
	) {
		currentTable = currentNode.parentNode;
	} else if ( 
		currentNode 
		&& currentNode.parentNode 
		&& currentNode.parentNode.parentNode 
		&& currentNode.parentNode.parentNode.nodeName.toLowerCase()=='table' 
	) {
		currentTable = currentNode.parentNode.parentNode;
	} else if (
		currentNode 
		&& currentNode.parentNode 
		&& currentNode.parentNode.parentNode 
		&& currentNode.parentNode.parentNode.parentNode 
		&& currentNode.parentNode.parentNode.parentNode.nodeName.toLowerCase()=='table' 
	) {
		currentTable = currentNode.parentNode.parentNode.parentNode;
	}
	
	return currentTable;
} // getCurrentTable

// Vissza adja egy tábla sorainak referenciáját egy tömbben
// @todo: 'getCurrentTableRows'-ot helyezttesíti
Aitia.Dom.getCurrentTableRows = function(currentTable) {
	var rowArray = Array();
	
	if ( currentTable && currentTable.nodeName && currentTable.nodeName.toLowerCase()=='table' ) {
		var tableObjects = currentTable.childNodes;
		
		for (var i=0;i<tableObjects.length;i++) {
			if ( tableObjects[i] && tableObjects[i].nodeName && tableObjects[i].nodeName.toLowerCase()=='tr' ) {
				rowArray[rowArray.length] = tableObjects[i];
			} else if ( 
				tableObjects[i] && tableObjects[i].nodeName 
				&& (
					tableObjects[i].nodeName.toLowerCase()=='thead' 
					|| tableObjects[i].nodeName.toLowerCase()=='tfoot' 
					|| tableObjects[i].nodeName.toLowerCase()=='tbody'
				) 
			) {
				var partObjects = tableObjects[i].childNodes;
				for (var j=0;j<partObjects.length;j++) {
					if ( partObjects[j] && partObjects[j].nodeName && partObjects[j].nodeName.toLowerCase()=='tr' ) {
						rowArray[rowArray.length] = partObjects[j];
					}
				}
			}
		}
	}
	
	return rowArray;
} // getCurrentTableRows

// Tábla térkép létrehozása
// @return: array(sor_index => array(cella_index => array('current_index/colspan','current_index/rowspan',cell_object)))
// @todo: 'get_table_map'-ot helyezttesíti
Aitia.Dom.getTableMap = function(sorok) {
	var tempRows = new Array();
	for ( i=0;i<sorok.length;i++) {
		if ( sorok[i].nodeName.toLowerCase()=='tr' ) {
			tempRows.push(sorok[i]);
		}
	}
		
	var table_matrix = new Array() ;					
	for ( i=0;i<tempRows.length;i++) {
		table_matrix[i] = new Array() ;
	}
	
	for ( k=0;k<tempRows.length;k++) {
		var tempCells = new Array();
		for ( i=0;i<tempRows[k].childNodes.length;i++) {
			if ( tempRows[k].childNodes[i].nodeName.toLowerCase()=='td' || tempRows[k].childNodes[i].nodeName.toLowerCase()=='th' ) {
				tempCells.push(tempRows[k].childNodes[i]);
			}
		}
		
		for ( z=0;z<tempCells.length;z++) {
			akt_object = tempCells[z] ;
			
			akt_colspan = akt_object.colSpan ;
			akt_rowspan = akt_object.rowSpan ;
			
			x_id = 0 ;
			for ( x_id=0;(table_matrix[k][x_id]!=undefined && x_id<table_matrix[k].length);x_id++) {}
			x_id_end = x_id + akt_colspan ;
			
			x = 0 ;
			for ( x_id;x_id<x_id_end;x_id++) {
				x++ ; y = 0 ;
				
				y_id = k ;
				y_id_end = y_id + akt_rowspan ;
				for ( y_id;y_id<y_id_end;y_id++) {
					y++ ;
					table_matrix[y_id][x_id] = new Array(x+'/'+akt_colspan,y+'/'+akt_rowspan,akt_object) ;
				}
			}
		}
	}
	
	return table_matrix ;
} // getTableMap



// Egy node tulajdonságainak meghatározása
Aitia.Dom.getObjectProperty = function(currentObject) {
	var retVal = {name: '', object: null, id: '', className: ''}

	if ( typeof currentObject!='undefined' && currentObject ) {
		retVal.name = currentObject.nodeName.toLowerCase();
		retVal.object = currentObject;
		retVal.id = currentObject.getAttribute('id') ? currentObject.getAttribute('id') : '';
	}

	return retVal;
}

// Egy node felmenőinek meghatározása
Aitia.Dom.getAncestry = function(currentObject) {
	var retVal = Array();

	if ( typeof currentObject!='undefined' && currentObject && currentObject.nodeName.toLowerCase()!='html') {
		var currentElement = currentObject;
		retVal.push(this.getObjectProperty(currentElement));

		if ( currentElement.nodeName.toLowerCase()=='body' ) {
			currentElement = null;
		}
		
		while ( currentElement ) {
		
			// egy szintel feljebb lépünk
			currentElement = ( currentElement.parentNode ? currentElement.parentNode : null );

			// Tulajdonságok meghatározása
			if ( currentElement ) {
				retVal.push(this.getObjectProperty(currentElement));
				
				if ( currentElement.nodeName.toLowerCase()=='body' ) {
					currentElement = null;
				}		
			}
		}
	}

	return retVal;
}


// Egy node gyerek elemeinek lekérdezése
Aitia.Dom.getChildren = function(currentObject) {
	var retVal = Array();

	if ( typeof currentObject!='undefined' && currentObject ) {
		for (var i=0;i<currentObject.childNodes.length;i++) {
			if ( currentObject.childNodes[i].nodeType==1 ) {
				retVal.push(this.getObjectProperty(currentObject.childNodes[i]));
			}
		}
	}

	return retVal;
}

Aitia.Dom.getElementsByClass = function(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )	node = document;
	if ( tag == null ) tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	for (var i = 0, j = 0; i < elsLen; i++) {
		if ( Aitia.Style.hasClass(els[i],searchClass) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}


Aitia.Dom.hasAttribute = function(cNode, attributeName) {
	if ( typeof cNode!='undefined' && cNode ) {
		if ( typeof cNode.hasAttribute!='undefined' ) {
			return cNode.hasAttribute(attributeName);
		} else if ( typeof cNode.attributes!='undefined' ) {
			for (var i=0; i<cNode.attributes.length; i++) {
				if ( typeof cNode.attributes[i].nodeName!='undefined' && cNode.attributes[i].nodeName==attributeName ) {
					return true;
				}
			}
		}
	}
	
	return false;
}




function getFirstChildTag(currentNode) {
	var currentFirst = currentNode;
	
	if ( currentFirst ) {
		if ( currentFirst.nodeType==1 && currentFirst.nodeName.toLowerCase()!='script' ) {
			return currentFirst;
		} else if ( currentFirst.nextSibling ) {
			return getFirstChildTag(currentFirst.nextSibling);
		} else {
			return null;
		}
	} else {
		return null;
	}
}

function getLastChildTag(currentNode) {
	var currentLast = currentNode;
	
	if ( currentLast ) {
		if ( currentLast.nodeType==1 && currentLast.nodeName.toLowerCase()!='script' ) {
			return currentLast;
		} else if ( currentLast.previousSibling ) {
			return getLastChildTag(currentLast.previousSibling);
		} else {
			return null;
		}
	} else {
		return null;
	}
}

function getNextTag(currentNode) {
	if ( currentNode ) {
		var currentNext = currentNode.nextSibling;
		if ( currentNext ) {
			if ( currentNext.nodeType==1 && currentNext.nodeName.toLowerCase()!='script' ) {
				return currentNext;
			} else {
				return getNextTag(currentNext);
			}
		} else {
			return null;
		}
	} else {
		return null;
	}
}

function getPreviousTag(currentNode) {
	if ( currentNode ) {
		var currentPrev = currentNode.previousSibling;
		if ( currentPrev ) {
			if ( currentPrev.nodeType==1 && currentPrev.nodeName.toLowerCase()!='script' ) {
				return currentPrev;
			} else {
				return getPreviousTag(currentPrev);
			}
		} else {
			return null;
		}
	} else {
		return null;
	}
}

function getFirstElementByClassName(rootNode,mainClassName) {
	var retVal = null;
	
	if ( rootNode && rootNode.childNodes && rootNode.childNodes.length>0 ) {
		for (var i=0;i<rootNode.childNodes.length;i++) {
			if ( rootNode.childNodes[i] && Aitia.Style.hasClass(rootNode.childNodes[i],mainClassName) ) {
				retVal = rootNode.childNodes[i];
			} else if ( rootNode.childNodes[i].childNodes ) {
				retVal = getFirstElementByClassName(rootNode.childNodes[i],mainClassName);
			}
			
			if ( retVal!=null ) break;
		}
	}
	
	return retVal;
}



function findPosX(obj) {
	var curleft = 0;
	if ( obj.offsetParent ) {
		while ( obj.offsetParent ) {
			curleft += obj.offsetLeft;
			obj = obj.offsetParent;
		}
	}	else if (obj.x) {
		curleft += obj.x;
	}
	return curleft;
}

function findPosY(obj) {
	var curtop = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
		curtop += obj.offsetTop;
		obj = obj.offsetParent;
		}
	} else if (obj.y) {
		curtop += obj.y;
	}
	return curtop;
}

function findFirstRelativeParent(node) {
	if (node.nodeType == 1 && node.nodeName == 'BODY') {
		return node;
	}
	else if (node.nodeType != 1 || !node.style) {
		return false;
	}
	
	if (Aitia.Style.getComputedStyle(node, 'position') == 'relative') {
		return node;
	}
	else if (node.parentNode) {
		var r = findFirstRelativeParent(node.parentNode);
		if (r == false) {
			return node;
		}
		else {
			return r;
		}
	}
	else {
		return node;
	}
}

function f_clientWidth() {
	return f_filterResults (
		window.innerWidth ? window.innerWidth : 0,
		document.documentElement ? document.documentElement.clientWidth : 0,
		document.body ? document.body.clientWidth : 0
	);
}
function f_clientHeight() {
	return f_filterResults (
		window.innerHeight ? window.innerHeight : 0,
		document.documentElement ? document.documentElement.clientHeight : 0,
		document.body ? document.body.clientHeight : 0
	);
}
function f_scrollLeft() {
	return f_filterResults (
		window.pageXOffset ? window.pageXOffset : 0,
		document.documentElement ? document.documentElement.scrollLeft : 0,
		document.body ? document.body.scrollLeft : 0
	);
}
function f_scrollTop() {
	return f_filterResults (
		window.pageYOffset ? window.pageYOffset : 0,
		document.documentElement ? document.documentElement.scrollTop : 0,
		document.body ? document.body.scrollTop : 0
	);
}
function f_filterResults(n_win, n_docel, n_body) {
	var n_result = n_win ? n_win : 0;
	if (n_docel && (!n_result || (n_result > n_docel)))
		n_result = n_docel;
	return n_body && (!n_result || (n_result > n_body)) ? n_body : n_result;
}



// Node szövegének lekérdezése
function getInnerText(currentNode) {
	var retVal = "";
	
	if ( currentNode && currentNode.nodeType==1 ) {
		if ( Aitia.Browser.ffVersion>2 ) {
			retVal = currentNode.textContent;
		} else if ( Aitia.Browser.ieVersion>0 ) {
			retVal = currentNode.innerText;
		}
	}
	
	return retVal;
}

function isDeletedNode(currentObject) {
	// Firefox-ban a törölt node-ok addig megmaradnak, amig van rájuk hivatkozás, csak nem kapcsolódnak a fába.
	var currentNode = (typeof currentObject!='undefined' && currentObject) ? currentObject : null;
	var notBody = true;
	
	while ( currentNode ) {
		if ( currentNode.nodeName.toLowerCase()=='body' ) {
			notBody = false;
			currentNode = null;
		} else if ( typeof currentNode.parentNode!='undefined' ) {
			currentNode = currentNode.parentNode;
		} else {
			currentNode = null;
		}
	}
	
	return notBody;
}


if ( typeof Array.prototype.indexOf=='undefined' ) {
	Array.prototype.indexOf = function(needle) {
		for(var i = 0; i < this.length; i++) {
			if( this[i]===needle ) return i;
		}
		return -1;
	};
}