/**



 * @author Peter Alexandersson



 */



function ForumListLanksamling(settings){	



	this.instanceId = ForumListLanksamling.instances.length;



	this.strRef = 'ForumListLanksamling.instances[' + this.instanceId + ']';



	ForumListLanksamling.instances[this.instanceId] = this;



}



//Class static members



ForumListLanksamling.instances = new Array();



ForumListLanksamling.eventStack = new Array();







function WebForumLanksamling(settings){



	//call super class



	ForumListLanksamling.call(this, settings);



	



}



WebForumLanksamling.prototype={



	//PROPERTIES =========================================================================================



	className:'WebForumLanksamling',					//Used by debug alert



	dbUrl:'',								//Url used by ajax request



	contentDiv:'',							//Target div/span id where the forum will appear



	popupDiv:'forumpopup',					//default div/span id where the forum popups will appear



	category:'',							//Filter on category,'' means all categories



	listMode:'T',							//How responses should be displayed T=Threaded, D=strickly after date created



	listStyle:'table',						//Table or list



	currentStart:0,							//which row in servers resultset that we currently display



	totalCount:0,							//total number of matching records in servers resultset



	sortOrder:'D',							//Sort order in view. Valid values are (D)esc, (A)sc



	showSubject:1,							//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showContent:1,							//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showNavigator:0,						//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showSearchBox:0,						//Should attribute be displayed. 0=Not displayed, 1=Displayed



	maxSearchResult:100,					//max records returned from a search



	showReplyLink:1,						//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showNotifyLink:1,						//Should attribute be displayed. 0=Not displayed, 1=Displayed



	notifymessage:'Ett anm\u00E4lan har nu l\u00E4mnats hos ansvarig personal!', //Response message when a notify been sent



	showDate:1,								//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showTime:1,								//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showAuthor:1,							//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showAlias:1,							//Should attribute be displayed. 0=Not displayed, 1=Displayed



	showImage:1,							//Should attribute be displayed. 0=Not displayed, 1=Displayed



	imgMaxWidth:100,						//Max image width, if set to zero, the original image size is used.



	imgAttribute:'',						//Additional attribute for embedded topic images, e.i: 'align="left"'



	imgClassName:'forumimage',				//Default forum image class name



	linesToDisplay:10,						//Max number of main topics that we will try to fetch



	postRenderCall:null,					//Custom function to call after a render operation has occurred



	debugLevel:0,							//WSelects debug mode. 0=Off, 1=On, but no alerts, 2=On, with alerts



	debugDiv:'debuginfo',					//Debug div/span id where the debug info will appear



	labelAlias:'<span class="forumresponselabel">Namn</span>',						//Label used in response form



	labelComment:'<span class="forumresponselabel">Kommentar</span>',				//Label used in response form 



	labelMandentory:'<span class="forumasterix">*</span>',							//Label used in response form 



	labelFormTitle:'<div class="forumformtitle">Din kommentar:</div>',			//Label used in response form 



	labelNotifyFormTitle:'<div class="forumformtitle">Anm\u00E4lan av inl\u00E4gg</div>',			//Label used in notify form 



	labelNotifyComment:'<span class="forumresponselabel">Anledning till anm\u00E4lan</span>',			//Label used in notify form 



	lastAction:null,						//Last WebEvent issued



	lastRequestString:'',					//Last AJAX request



	lastResponseString:'',					//Last AJAX response



	searchVal:'ange s\u00F6kord',				//default search value



	drawOptions: {atall:true,searchfield:true,first:true,previous:false,next:false,last:false}, //styr visning av navigator







	//METHODS =============================================================================================



	//===== used to initialize the forum



	init:function(settings){				



		if (settings){



			if (settings.postRenderCall) this.postRenderCall=settings.postRenderCall;



			if (settings.dbUrl) this.dbUrl=settings.dbUrl;



			if (settings.sortOrder) this.sortOrder=settings.sortOrder; 



			if (settings.contentDiv) this.contentDiv=settings.contentDiv;



			if (settings.category) this.category=settings.category;



			if (settings.listMode) this.listMode=settings.listMode;



			if (settings.showSubject!=null) this.showSubject=settings.showSubject; 



			if (settings.showContent!=null) this.showContent=settings.showContent; 



			if (settings.showNavigator!=null) this.showNavigator=settings.showNavigator; 



			if (settings.showSearchBox!=null) this.showSearchBox=settings.showSearchBox; 



			if (settings.showReplyLink!=null) this.showReplyLink=settings.showReplyLink; 



			if (settings.showNotifyLink!=null) this.showNotifyLink=settings.showNotifyLink; 



			if (settings.showDate!=null) this.showDate=settings.showDate; 



			if (settings.showTime!=null) this.showTime =settings.showTime;



			if (settings.showAuthor!=null) this.showAuthor =settings.showAuthor; 



			if (settings.showAlias!=null) this.showAlias =settings.showAlias; 



			if (settings.showImage!=null) this.showImage =settings.showImage; 



			if (settings.linesToDisplay) this.linesToDisplay=settings.linesToDisplay;



			if (settings.debugLevel!=null) this.debugLevel=settings.debugLevel; 



			if (settings.debugDiv) this.debugDiv=settings.debugDiv; 



		}	



	},



	//===== Used to send an Ajax request to server to get data
	sendRequest:function(webEvent){			
		if (this.debugLevel==2) alert(this.className+'.sendRequest()');
		var pars;
		var ajaxreq;
		var agentused;
		var fetchObject;
		var targetDiv = this.contentDiv;
		//verify that we have an event
		if (webEvent){
			switch(webEvent.type){
				case WebEvent.EVT_DO_POST_RESPONSE:		//post response event
					targetDiv = webEvent.targetString;
				case WebEvent.EVT_DO_POST:		//post main topic event
					//agentused = 'forumController';
					pars = "task=post&mailflag="+ this.sendMailOnNewPostFlag + webEvent.dataString;
					//alert('pars: '+ pars);
					//ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
					break;
				case WebEvent.EVT_DO_POST_NOTIFY:		//post notify event
					//agentused = 'forumController';
					pars = "task=notify"+ webEvent.dataString;
					//alert('pars: '+ pars);
					//ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
					break;
				case WebEvent.EVT_DO_SEARCH:	//fulltext search event 
					fetchObject = webEvent.fetchObject;
					//agentused = 'forumController';
					//pars = "&task=search&cat="+this.category+"&list="+this.listMode +"&start="+fetchObject.start+"&count="+fetchObject.count + "&key="+webEvent.dataString;
					pars = "task=search&cat="+this.category+"&list="+this.listMode +"&start="+fetchObject.start+"&count="+ this.maxSearchResult+ "&key="+webEvent.dataString;
					//ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
					break;
				case WebEvent.EVT_GET_RESPONSES:	//get responses
					fetchObject = webEvent.fetchObject;
					//agentused = 'forumController';
					targetDiv = webEvent.dataString;
					pars = "&task=response&cat="+webEvent.dataString +"&reqid="+webEvent.dataString+"&list="+this.listMode +"&start="+fetchObject.start+"&count="+fetchObject.count;
					//pars = "task=response&reqid="+webEvent.dataString+"&list="+this.listMode +"&start="+fetchObject.start+"&count="+fetchObject.count;
					//ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
					break;
				default:						//assumes its a navigation event
					fetchObject = webEvent.fetchObject;
					//agentused = 'forumController'
					//pars = "&task=main&cat="+this.category+"&order="+this.sortOrder+"&list="+this.listMode +"&start="+fetchObject.start+"&count="+fetchObject.count;
					pars = "task=main&cat="+this.category+"&order="+this.sortOrder+"&list="+this.listMode +"&start="+fetchObject.start+"&count="+fetchObject.count;
					//ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
			}
		} else {
			alert(this.className+'.sendRequest: Missing a valid event object.' );
			return;
		}
		//send request to server
		try{
			this.lastRequestString = pars;
			agentused = 'forumController';
			var url = this.dbUrl+'/' + agentused +'?OpenAgent';
			//alert(url);
			if (typeof jQuery != 'undefined') {
        		// use jQuery style call
				//jQuery.noConflict();
				ajaxreq = {type: "GET",url: url, data: pars, success: new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)')	 }
				//ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
				this.lastRequest = $.ajax(ajaxreq);

			} else {
				//assume prototype.js style call
				ajaxreq = {method:'get', onSuccess:new Function('data', 'ForumListLanksamling.instances['+this.instanceId+'].recieveData(data)'), parameters: pars, onFailure:this.handleError };
				this.lastRequest = new Ajax.Request(url, ajaxreq);
			}

		}catch (e){
			alert('Kommunikationsproblem med server: ' + e.message + '\nParams: ' + pars);
			location.reload();
		}
		//show progress icon unless it is a notify posting
		if (webEvent.type!=WebEvent.EVT_DO_POST_NOTIFY){
			document.getElementById(targetDiv).innerHTML = '<img src="'+this.dbUrl+'/img/indicator.gif">';
		}
	},
	//===== Callback method for Ajax communication errors
	handleError:function(){					
		if (this.debugLevel==2) alert(this.className+'.handleError()');
		alert('Kommunikationsfel - Får ej svar från AJAX server.')
	},
	//===== Callback method for successfull Ajax response
	recieveData:function(originalRequest){
		var responseText;
		if (this.debugLevel==2) alert(this.className+'.recieveData()');
		//document.getElementById(this.contentDiv).innerHTML = 'Data recieved!';
		//
		if (typeof originalRequest == 'object'){
			responseText = originalRequest.responseText;
		}else{
			responseText = originalRequest;
		}
		//alert('recieveData:' + responseText);
		this.lastResponseString = responseText;
		if (this.debugLevel>0){
			this.printDebug();
		}
		var jsondata;
		try{
			jsondata = eval('(' + responseText + ')')
		}catch(e){
			//alert('catch:' + originalRequest.Status + e.message);
			if (responseText.substring(0,1)=="<"){
				//no JSON object, assumes an html page, probably logged out
				location.reload(true);
			} else {
				//something wrong in the viewdata
				alert('Problem with view data:' + e.message);
			}
		}	
		if (jsondata){
			switch(jsondata.task){
				case 'post':
					if (jsondata.parentunid==''){
						//main topic - refresh
						this.handleMainSubmit(jsondata);
					} else {
						//response topic - only refresh the reponse list
						this.handleResponseSubmit(jsondata);
					}
					break;
				case 'notify':
					alert(this.notifymessage);
					break;
				default:
					//a normal view/list response/search result
					if (jsondata.task=='search'&& jsondata.countdelivered==0){
						alert('Inget i databasen motsvarade din sökning!');
						this.firstClicked();
					}
					//alert('going to render:' + originalRequest.responseText);
					var dh = new WebDataHolder( {data:jsondata} );
					dh.setStart(jsondata.start);
					dh.setTotalCount(jsondata.total);
					dh.setResultCount(jsondata.countdelivered);
					this.calcRedraw(dh,true);
					this.render(jsondata);;
			}
		}
		
	},
	//===== Updates the view listing



	handleMainSubmit:function(jsondata){



		if (this.debugLevel==2) alert(this.className+'.handleMainSubmit()');



		this.firstClicked();



	},



	//===== Refresh reponse list



	handleResponseSubmit:function(jsondata){



		if (this.debugLevel==2) alert(this.className+'.handleResponseSubmit()');



		var strParentUnid = jsondata.parentunid;



		//refresh response list



		this.toggleDisplay(strParentUnid, true);



		



	},




	//===== Render the forum view data to HTML code



	render:function(view){					



		if (this.debugLevel==2) alert(this.className+'.render()');



		var html='';



		var isResponseList = false;



		var targetDiv = this.contentDiv;



		if (!view){



			html = 'Invalid data:'+ this.toString(view);



			document.getElementById(this.contentDiv).innerHTML = html;



			return false;



		} 



		if (view.error) {



			alert(' view_error');



			this.show_error(view.error);



		}



		//check if other than default target is to be used, e.i response list update



		if (view.reqid!='' && view.reqid!='null') isResponseList = true;



		//build the table



		//var tablewidth = document.getElementById(this.contentDiv).clientWidth - 10;



		var tablewidth = "100%";



		var html_header;



		var html_footer;



		var html_mainrecstart;



		var html_mainrecend;


			html_header='';



			html_footer='';



			html_mainrecstart='';



			html_mainrecend='';




		//alert('debug:' + view.total);



		if (view.total > 0){



			//print entries



			//process all entries in view



			try{



				var processedResponses = false;



				for (var entryidx=0; entryidx<view.entries.length; entryidx++){



					//alert('Inside renderData: '+entryidx + '-'+view.entries.length);



					var entry =view.entries[entryidx];



					if (!entry._unid){return}; //no document=must be end of the view



					var strUnid =entry._unid;



					var strUrl = this.dbUrl+'/vunid/'+ strUnid +'?OpenDocument' ;



					var strTopicId = entry.columns[0];



					var strSubject = entry.columns[1];



					var strSubjectLink = '<a href="#" class="forumtopiclink" title="Klicka f\u00F6r att \u00F6ppna i eget f\u00F6nster..." onclick="WebForumLanksamling.openWindow(\''+ strUrl+'\',\'wnd'+strUnid+'\',640,480)">' + strSubject +'</a>';



					var strContent = entry.columns[2];



					var strAuthor = entry.columns[3];



					var strAlias = entry.columns[4];



					var strDate = entry.columns[5];



					var strTime = entry.columns[6];



					var strIsResponse = entry.columns[7];



					var strParentUnid = entry.columns[8];



					if (strIsResponse !='true') strParentUnid = strUnid;



					var strFile = entry.columns[9];



					var strImageUrl = (strFile==''||strFile==undefined)?'':this.dbUrl+'/vunid/'+ strUnid +'/$File/'+strFile+'?OpenElement' ;



					//var strResponseDiv = strUnid.substr(-8,8);



					var strToggle = '<a href="#" class="forumtoggle" title="Visa eller d\u00F6lj ev. svar p\u00E5 inl\u00E4gget." onclick="ForumListLanksamling.instances['+this.instanceId+'].toggleDisplay(\''+ strUnid + '\',false);return false;" ><img src="'+this.dbUrl+'/img/plus.gif" id="img'+strUnid +'" align="top" border="0"></a>';



					if (this.listMode!='T') strToggle='';



					//check if other than default target is to be used, e.i response list update



						html+= html_mainrecstart;



						//html+= this.getReplyLinkHtml(strUnid,strSubject);



						html+= this.getTopicBodyHtml(strSubject,strAuthor,strAlias,strDate,strTime,strIsResponse,strImageUrl);



						html+= html_mainrecend;



				} //end for-loop



			} catch(e){ alert(e.message)}



		} //end view.total



		else {


			html = '<div class="forumtopic"></div>';



		}



		//alert('html:' + html);



		//update contentDiv




			document.getElementById(targetDiv).innerHTML = html_header + html+ html_footer;
				



		//perform any post render call



		try{



			//alert('postRenderCall: '+ this.postRenderCall)



			if (this.postRenderCall) this.postRenderCall();



		} catch(e){}







		//return status



		return true;



		



		



	},



	//===== Resends the last request to server



	refresh:function(){						



		if (this.debugLevel==2) alert(this.className+'.refresh()');







		//check if first time its called



		if (this.lastAction==null){



			this.firstClicked();



		} else {



			this.sendRequest(this.lastAction);



		}



		



	},



	//===== Generates a reply link html code



	getReplyLinkHtml:function(strParentUnid, strSubject, jsondata){



		if (this.listMode!='T' || jsondata.task=='search') return ''; //only display replylink if Threaded view



		var url='';



		var rethtml='';



		return rethtml;



	},




	//===== Navigation - Get first page



	firstClicked:function(htmlElem){		



		if (this.debugLevel==2) alert(this.className+'.firstClicked()');



		var fetchObj = this.calcRange(WebEvent.EVT_GET_FIRST);



		var navEvent= new WebEvent({type:WebEvent.EVT_GET_FIRST,fetchObject:fetchObj,srcObject:this});



		this.lastAction = navEvent;



		this.sendRequest(navEvent);



	},



	//===== Navigation - Get next page



	nextClicked:function(){					



		if (this.debugLevel==2) alert(this.className+'.nextClicked()');



		var fetchObj = this.calcRange(WebEvent.EVT_GET_NEXT);



		var navEvent=new WebEvent({type:WebEvent.EVT_GET_NEXT,fetchObject:fetchObj,srcObject:this});



		this.lastAction = navEvent;



		this.sendRequest(navEvent);



	},



	//===== Navigation - Get previous page



	previousClicked:function(){				



		if (this.debugLevel==2) alert(this.className+'.previousClicked()');



		var fetchObj = this.calcRange(WebEvent.EVT_GET_PREVIOUS);



		var navEvent=new WebEvent({type:WebEvent.EVT_GET_PREVIOUS,fetchObject:fetchObj,srcObject:this});



		this.lastAction = navEvent;



		this.sendRequest(navEvent);



	},



	//===== Navigation - Get last page



	lastClicked:function(){					



		if (this.debugLevel==2) alert(this.className+'.lastClicked()');



		var fetchObj = this.calcRange(WebEvent.EVT_GET_LAST);



		var navEvent=new WebEvent({type:WebEvent.EVT_GET_LAST,fetchObject:fetchObj,srcObject:this});



		this.lastAction = navEvent;



		this.sendRequest(navEvent);



	},



	//===== Fetch responses - Get all responses ============================================



	getResponsesClicked:function(unidToParent){					



		if (this.debugLevel==2) alert(this.className+'.getResponsesClicked("'+ unidToParent +'"');



		var fetchObj = new WebFetchObject({start:1,end:999,count:999});



		var navEvent=new WebEvent({type:WebEvent.EVT_GET_RESPONSES,dataString:unidToParent,fetchObject:fetchObj,srcObject:this});



		this.lastAction = navEvent;



		this.sendRequest(navEvent);



	},



	//===== Submit a topic



	submitTopic:function(strPostData, unidToParent){					



		if (this.debugLevel==2) alert(this.className+'.post("'+ strPostData +'","'+ unidToParent +'"');



		var navEvent;



		if (unidToParent!=''){



			strPostData += '&parentunid='+ unidToParent;



			navEvent=new WebEvent({type:WebEvent.EVT_DO_POST_RESPONSE,targetString:unidToParent,dataString:strPostData,fetchObject:null,srcObject:this});



		} else {



			navEvent=new WebEvent({type:WebEvent.EVT_DO_POST,dataString:strPostData,fetchObject:null,srcObject:this});







		}



		//this.lastAction = navEvent; //we don't want do resend a posting...



		this.sendRequest(navEvent);



	},



	//===== Submit a notify



	submitNotify:function(strPostData, unidToParent){					



		if (this.debugLevel==2) alert(this.className+'.post("'+ strPostData +'","'+ unidToParent +'"');



		var navEvent;



		if (unidToParent!=''){



			strPostData += '&parentunid='+ unidToParent;



		}



		navEvent=new WebEvent({type:WebEvent.EVT_DO_POST_NOTIFY,targetString:unidToParent,dataString:strPostData,fetchObject:null,srcObject:this});



		//this.lastAction = navEvent; //we don't want do resend a posting...



		this.sendRequest(navEvent);



	},



	//===== Do a search view



	searchTriggered:function(e,srcElem){	



	    var keynum;	



		try{



			if(window.event) keynum = e.keyCode; // IE



			else if(e.which) keynum = e.which; // Netscape/Firefox/Opera



  			if(keynum==13){



				this.searchVal = (srcElem.value !=null) ? (srcElem.value):'' ;



					if (this.debugLevel==2)alert(this.className+'.searchTriggered:' + this.searchVal);



					var fo = new WebFetchObject({start:1,end:this.linesToDisplay,count:this.linesToDisplay});



					var navEvent=new WebEvent({type:WebEvent.EVT_DO_SEARCH,dataString:this.searchVal,srcObject:this,fetchObject:fo});



					this.lastAction = navEvent;



					this.sendRequest(navEvent);



					srcElem.value = '';



			}	



		} catch (e){



			alert('Error: '+ e.message);



		}



	},



	calcRedraw:function(resObj, success){



		//alert('in calc redraw');



		



		var type = 	(this.lastAction) ? this.lastAction.type : WebEvent.EVT_GET_FIRST; 



			



		switch(type){



				case WebEvent.EVT_GET_FIRST:



				case WebEvent.EVT_GET_PREVIOUS:



				case WebEvent.EVT_GET_NEXT:



				case WebEvent.EVT_GET_LAST:



				case WebEvent.EVT_DO_SEARCH:



					//alert('in calcRedraw get first ');



					//alert('totalCount before = ' + this.totalCount + ', currentStart before = ' + this.currentStart + ', currentEnd before = ' + this.currentEnd);



					if(this.lastAction){



						//alert('lastAction fetchobject.start = ' + this.lastAction.fetchObject.start);



					}



					//set max



					this.totalCount = (resObj) ? resObj.totalCount : this.totalCount;







					//set cStart



					//this.currentStart = (this.lastAction) ? this.lastAction.fetchObject.start :1;



					this.currentStart = (resObj.start) ? resObj.start : 1;







					//set cEnd



					//this.currentEnd = (this.lastAction) ? this.lastAction.fetchObject.end : ((resObj) ? resObj.count :this.linesToDisplay); 



					this.currentEnd = (resObj.start) ? (resObj.start + resObj.count)-1 :this.linesToDisplay; 







					//draw navigator



					//alert('totalCount after = ' + this.totalCount + ', currentStart after = ' + this.currentStart + ', currentEnd after = ' + this.currentEnd);



					



					this.drawOptions.previous = this.drawOptions.first = (!(this.currentStart <= 1));



					this.drawOptions.next = this.drawOptions.last = (!(this.currentEnd >= this.totalCount));



					



					//this.draw();



					break;



				default:



					break;



			}			



	},



	







	calcRange:function(action){



		var retObj = new WebFetchObject({});



		



		//alert('1. PRIOR CALC: fetchObject in Navaigator currentStart = ' + this.currentStart + ',linesToDisplay = ' + this.linesToDisplay+ ',totalCount = ' + this.totalCount);



		switch(action){



			case WebEvent.EVT_GET_FIRST:



				retObj.start = 1;



				//retObj.end = Math.min(retObj.start + this.linesToDisplay -1, this.totalCount);



				retObj.end = this.linesToDisplay;



				retObj.count = this.linesToDisplay; 



				break;



			case WebEvent.EVT_GET_PREVIOUS:



				retObj.start = Math.max(1,this.currentStart - this.linesToDisplay);



				retObj.end = Math.min(retObj.start + this.linesToDisplay - 1, this.totalCount)



				retObj.count = this.linesToDisplay; 



				break;



			case WebEvent.EVT_GET_NEXT:



				retObj.start = Math.min(this.currentStart + this.linesToDisplay, this.totalCount);



				retObj.end = Math.min(retObj.start + this.linesToDisplay - 1, this.totalCount);



				retObj.count = Math.min((this.totalCount-retObj.start)+1, this.linesToDisplay); 



				break;



			case WebEvent.EVT_GET_LAST:



				retObj.start = Math.max(1, this.totalCount - this.linesToDisplay + 1);



				retObj.end = this.totalCount;



				retObj.count = Math.min((this.totalCount-retObj.start)+1, this.linesToDisplay); 



				break;



			default:



				break;



		}		



		return retObj;



		  



	},



	//===== Generates the html code for a topic entry



	getTopicBodyHtml:function(strSubject,strAuthor,strAlias,strDate,strTime,strIsResponse,strImageUrl){



		var imgtag='';



		var mozMinHeight=''; //fix for handling images flowing over to topic below


		var retHtml='';



		if (this.showImage){



			if (strImageUrl!=''){



				var x=new Image;



				var scalefactor;



				var ih;



				var imgstyle;



				x.src=strImageUrl;



				if (this.imgMaxWidth!=0){



					//adjust image size



					scalefactor=x.width/this.imgMaxWidth;



					ih=x.height/scalefactor;



					imgstyle ='style="height:'+ ih +'px;width:'+ this.imgMaxWidth +'px;"';



				}else{



					//use actual size



					ih=x.height;



				}



				mozMinHeight='min-height:'+ih+ 'px';



				imgtag ='';



			}



		} 


		if (this.showContent) retHtml+= '<ul><li><a href="' + strAlias + '" target="_blank"><b>' + strSubject + '</b><br>' + strContent + '</a></li></ul>';

		return retHtml;



	},



	//===== Prints dubug information



	printDebug:function() {



		try{



			var divDebug = document.getElementById(this.debugDiv);



			var html = '<div id="debugrequest">LAST REQUEST:<br />' + this.lastRequestString + '</div><br />';



			html +='<div id="debugresponse">LAST RESPONSE:<br />' + this.getNiceOutput(this.lastResponseString) + '</div>';



			divDebug.innerHTML = html;



		} catch(e){}



	},



	//===== converts cr's to html <br>



	getNiceOutput:function(str) {



		var newstr=''; 



		var re = /\r/gi;



		newstr = str.replace(re,'<br />');



		return newstr;



		



	},



	//==== toggle to show responses, if they havent been loaded already the method will do so



	toggleDisplay:function(nr, forceReload){



		if (this.debugLevel==2) alert(this.className+'.toggleDisplay("'+ nr +'"');



		var container;



		var linkimg;



		try{



			//toggle display



			if (document.layers)



			{



				linkimg =document.layers['img'+nr];



				container = document.layers[nr];



				var current = (document.layers[nr].display == 'none'||forceReload) ? 'block' : 'none';



				document.layers[nr].display = current;



			}



			else if (document.all)



			{



				linkimg =document.all['img'+nr];



				container = document.all[nr];



				var current = (document.all[nr].style.display == 'none'||forceReload) ? 'block' : 'none';



				document.all[nr].style.display = current;



			}



			else if (document.getElementById)



			{



				linkimg =document.getElementById('img'+nr);



				container = document.getElementById(nr);



				var vista = (document.getElementById(nr).style.display == 'none'||forceReload) ? 'block' : 'none';



				document.getElementById(nr).style.display = vista;



			}



			//toggle image in link			



			if (linkimg){



				//alert(linkimg.src.slice(-8));



				if (linkimg.src.slice(-8)=='plus.gif'||forceReload){



					linkimg.src=this.dbUrl+'/img/minus.gif';



				} 



				else linkimg.src=this.dbUrl+'/img/plus.gif';



			}


			//check if the container contains any data otherwise load response data



			if (container.innerHTML==''||forceReload) this.getResponsesClicked(nr);



		}



		catch(e){}



	},



	//==== returns html for the navigator



	getNavHtml:function(obj, jsondata){



		var html='';



		if (jsondata.task=='search'){



			//we don't show any navigation on search



			if (jsondata.countdelivered==this.maxSearchResult) html+='S\u00F6kresultatet har en begr\u00E4nsning p\u00E5 max. ' + this.maxSearchResult + ' poster.<br/>' ;



			html+='<a href="#" onclick="location.reload();">Klicka h\u00E4r f\u00F6r att \u00E5terg\u00E5.</a>'



			return html;



		}



		if (this.totalCount>0){



			//First link



			html+= (obj.first) ? '<a href="#" onclick="ForumListLanksamling.instances['+this.instanceId+'].firstClicked(this);"><img src="'+this.dbUrl+'/first.gif" border="0" title="F\u00F6rsta sidan"></a>&nbsp;' : '<img src="'+this.dbUrl+'/first_disabled.gif" border="0">&nbsp;';



			//Previous link



			html+= (obj.previous) ? '<a href="#" onclick="ForumListLanksamling.instances['+this.instanceId+'].previousClicked(this);"><img src="'+this.dbUrl+'/prev.gif" border="0" title="F\u00F6reg\u00E5ende sida"></a>' : '<img src="'+this.dbUrl+'/prev_disabled.gif" border="0">';



			//Navigator text getTranslation 



			try{



				html+= '&nbsp;'  +WebForumLanksamling.STRING_SHOWING_ENTRIES + '&nbsp;'  + this.currentStart + '&nbsp;' + WebForumLanksamling.STRING_VIEW_TO+'&nbsp;' + this.currentEnd + '&nbsp;'+WebForumLanksamling.STRING_VIEW_OF+'&nbsp;' + this.totalCount+'&nbsp;';



				//html+= '<span id=\"viewnav_ShowingEntries\"></span>&nbsp;'  + this.currentStart + '&nbsp;<span id="viewnav_To"></span>&nbsp;' + this.currentEnd + '&nbsp;<span id="viewnav_Of"></span>&nbsp;' + this.totalCount;



			}catch(e){}



			//Next link



			html+= (obj.next) ? '<a href="#" onclick="ForumListLanksamling.instances['+this.instanceId+'].nextClicked(this);"><img src="'+this.dbUrl+'/next.gif" border="0" title="N\u00E4sta sida"></a>' : '<img src="'+this.dbUrl+'/next_disabled.gif" border="0">';



			//Last link



			html+= (obj.last) ? '&nbsp;<a href="#" onclick="ForumListLanksamling.instances['+this.instanceId+'].lastClicked(this);"><img src="'+this.dbUrl+'/last.gif" border="0" title="Sista sidan"></a>' : '<img src="'+this.dbUrl+'/last_disabled.gif" border="0">';



			//Search field



			if (this.showSearchBox==1){



				var srchbuttons ='';



				html+= (obj.searchfield) ? '<div class="forumsearchbox">'+ WebForumLanksamling.STRING_NAV_SEARCH +'&nbsp;'  +  '<input type="text" class="forum_search_input" id="ForumSearchVal" value="" onkeypress="ForumListLanksamling.instances['+this.instanceId+'].searchTriggered(event,this)" /></div>' : '<div class="st_nav_no_search"></div>';



			}



		} else {



			html+= '<span id="viewnav_NothingToShow"></span>'



		}



			



		return html;



	},



	//==== returns html for the notify form



	showNotifyForm:function(strParentUnid,strTopicId, strSubject, evt){



		var html='';



		var posX;



		var posY;



		if(evt.x)posX=evt.x;



		if(evt.pageX)posX=evt.pageX;



		if(evt.y)posY=evt.y;



		if(evt.pageY)posY=evt.pageY;



		html+='<form method="get" id="notifyform" name="notifyform" action="javascript:ForumListLanksamling.instances['+this.instanceId+'].validateResponse(\'notifyform\');return false;">';



		html+= this.labelNotifyFormTitle;



		html+='<table>';



		html+='<tr><td>Avser anm\u00E4lan av ['+strSubject+']</td></tr>';



		html+='<tr><td>'+this.labelAlias+'&nbsp;'+this.labelMandentory+'</td></tr>';



		html+='<tr><td><input type="text" id="alias" name="alias" size="40" /></td></tr>';



		html+='<tr><td valign="top">'+this.labelNotifyComment+'&nbsp;'+this.labelMandentory+'</td></tr>';



		html+='<tr><td valign="top"><textarea id="content" rows="5" cols="30"  name="content" ></textarea></td></tr>';



		html+='<tr style="display:none;"><td><input type="text" id="unid" name="unid" value="'+strParentUnid+'" />';



		html+='<input type="text" id="topicid" name="topicid" value="'+strTopicId+'" />';



		html+='<input type="text" id="subject" name="subject" value="'+strSubject+'" /></td></tr>';


		html+='<tr><td>&nbsp;<input type="button" id="saveresponsebutton" value="Spara" onclick="ForumListLanksamling.instances['+this.instanceId+'].validateResponse(\'notifyform\')" />&nbsp;';



		html+='<input type="button" id="cancelresponsebutton" value="Avbryt" onclick="document.getElementById(\''+this.popupDiv+'\').className=\'hiddenResponseForm\';"/></td></tr>';



		html+='</table>';



		html+='</form>';



		try {



			var popupDiv = document.getElementById(this.popupDiv);



			popupDiv.innerHTML = html;



			popupDiv.className = 'visibleResponseForm';



			var popupStyle = WebForumLanksamling.getStyleObject(this.popupDiv);



			var w=popupStyle.width;



	   		var h=popupStyle.height;



			var l;



			var t;



	   		if (!w) w=400;



			if (!h) h=280;



			if(posX!=0)	l=posX-w;



			if(posY!=0)	t=posY-h;



			if (l<0 || t<0){



				l=200;



				t=200;



			}



			WebForumLanksamling.moveDiv(this.popupDiv,l,t);



		} catch (e){



			alert('Ett fel har uppst\u00E5tt i popupDiv: ' + e.message);



		}



		return true;



	},



	//==== returns html for the response form



	showResponseForm:function(strParentUnid,evt){



		var html='';



		var posX;



		var posY;



		if(evt.x)posX=evt.x;



		if(evt.pageX)posX=evt.pageX;



		if(evt.y)posY=evt.y;



		if(evt.pageY)posY=evt.pageY;



		html+='<form method="get" id="responsform" name="responsform" action="javascript:ForumListLanksamling.instances['+this.instanceId+'].validateResponse(\'responsform\');return false;">';



		html+= this.labelFormTitle;



		html+='<table>';



		html+='<tr><td>'+this.labelAlias+'&nbsp;'+this.labelMandentory+'</td></tr>';



		html+='<tr><td><input type="text" id="alias" name="alias" size="40" /></td></tr>';



		html+='<tr><td valign="top">'+this.labelComment+'&nbsp;'+this.labelMandentory+'</td></tr>';



		html+='<tr><td valign="top"><textarea id="content" rows="5" cols="30"  name="content" ></textarea></td></tr>';



		html+='<tr style="display:none;"><td><input type="text" id="unid" name="unid" value="'+strParentUnid+'" /></td></tr>';



		html+='<tr><td><br/>&nbsp;<input type="button" id="saveresponsebutton" value="Spara" onclick="ForumListLanksamling.instances['+this.instanceId+'].validateResponse(\'responsform\')" />&nbsp;';



		html+='<input type="button" id="cancelresponsebutton" value="Avbryt" onclick="document.getElementById(\''+this.popupDiv+'\').className=\'hiddenResponseForm\';"/></td></tr>';



		html+='</table>';



		html+='</form>';



		try {



			var popupDiv = document.getElementById(this.popupDiv);



			popupDiv.innerHTML = html;



			popupDiv.className = 'visibleResponseForm';



			var popupStyle = WebForumLanksamling.getStyleObject(this.popupDiv);



			var w=popupStyle.width;



	   		var h=popupStyle.height;



			var l;



			var t



	   		if (!w) w=400;



			if (!h) h=280;



			if(posX!=0)	l=posX-w;



			if(posY!=0)	t=posY-h;



			if (l<0 || t<0){



				l=200;



				t=200;



			}



			WebForumLanksamling.moveDiv(this.popupDiv,l,t);



		} catch (e){



			alert('Ett fel har uppst\u00E5tt i popupDiv: ' + e.message);



		}



		return true;



	},



	validateResponse:function(frmType){



		try{



			var f = document.forms[frmType];



			if (frmType=='notifyform'){



			}



			var strAlias = f.alias.value;



			var strContent = f.content.value;



			var strParentUnid = f.unid.value;



			if (strAlias==''||strContent==''){



				alert('Obligatoriska uppgifter saknas!\nFyll i dessa uppgifter och f\u00F6rs\u00F6k igen.');



				return false;



			}



			var frmdata = WebForumLanksamling.getFormData(f);



			//alert('this.popupDiv:' + this.popupDiv);



			document.getElementById(this.popupDiv).className='hiddenResponseForm';



			if (frmType=='notifyform'){



				this.submitNotify(frmdata,strParentUnid);



			} else{



				this.submitTopic(frmdata,strParentUnid);



			}



			return true;



		} catch(e){



			alert('Ett fel uppstod vid validering. Felmeddelande:' + e.message);	



			document.getElementById(this.popupDiv).className='hiddenResponseForm';



			return false;



		}



		return result;



	},







	//==== returns html for the notify form



	getNotifyFormHtml:function(obj){



		var html='';



			



		return html;



	}



	



	



} //end of class WebForumLanksamling







//class constants & static methods



WebForumLanksamling.STRING_NAV_SEARCH = 'S&ouml;k i forumet';



WebForumLanksamling.STRING_SHOWING_ENTRIES = 'Visar inl\u00E4gg';



WebForumLanksamling.STRING_VIEW_TO = 'till';



WebForumLanksamling.STRING_VIEW_OF = 'av totalt';



WebForumLanksamling.openWindow = function(url,wndname,width,height){



		var hwnd=null;



		hwnd = window.open(url,wndname,'toolbar=0,menubar=0,resizable=1,width='+ width + ',height=' +height);



		hwnd.moveTo(screen.width/2-(width/2),screen.height/2-(height/2));



		return hwnd;



	}



WebForumLanksamling.getFormData = function(frm){



	var formdata='';



	try{



		for(i=0;i < frm.length;i++){



			var strType = frm.elements[i].type.toLowerCase();



			var strName = frm.elements[i].name.toLowerCase();



			if (strType=='text'||strType=='textarea'||strType=='hidden'){



				formdata += '&'+ strName + '=' + encodeURIComponent(frm.elements[i].value);



			}



			//alert('tag:'+frm.elements[i].tagName +'type:'+frm.elements[i].type + ', name:'+ frm.elements[i].name+ ', value:'+ frm.elements[i].value);



		}			



		return formdata;



	} catch(e){



		return '';



	}



}



WebForumLanksamling.getStyleObject = function(objectId) {



    // cross-browser function to get an object's style object given its



    if(document.getElementById && document.getElementById(objectId)) {



	// W3C DOM



	return document.getElementById(objectId).style;



    } else if (document.all && document.all(objectId)) {



	// MSIE 4 DOM



	return document.all(objectId).style;



    } else if (document.layers && document.layers[objectId]) {



	// NN 4 DOM.. note: this won't find nested layers



	return document.layers[objectId];



    } else {



	return false;



    }



}



WebForumLanksamling.moveDiv = function(objectId, left, top){



  var the_style = WebForumLanksamling.getStyleObject(objectId);



  if (document.layers)



  {



    the_style.left = left;



    the_style.top = top;



  }



  else 



  {



    the_style.left = left + "px";



    the_style.top = top + "px";  



  }



}











function WebFetchObject(settings){



	this.start = (settings.start) ? settings.start : 0;



	this.end = (settings.end) ? settings.end : 0;



	this.count = (settings.count) ? settings.count : 0;



} 



//==== used to signal events



function WebEvent(settings){



	this.type = (settings.type) ? settings.type :0; // type of event one of WebEvent constants



	this.dataString = (settings.dataString) ? settings.dataString :null; // the search/post string



	this.targetString = (settings.targetString) ? settings.targetString :null; // optional target for event



	this.srcObject = (settings.srcObject) ? settings.srcObject :null; // the object that generated the event



	this.fetchObject = (settings.fetchObject) ? settings.fetchObject :null; //Data range to request (WebFetchObject)



}



//Class Constants



WebEvent.EVT_GET_FIRST = 1;



WebEvent.EVT_GET_NEXT = 2;



WebEvent.EVT_GET_PREVIOUS = 3;



WebEvent.EVT_GET_LAST = 4;



WebEvent.EVT_DO_SEARCH = 5;



WebEvent.EVT_GET_RESPONSES = 6;



WebEvent.EVT_DO_POST = 7;



WebEvent.EVT_DO_POST_RESPONSE = 8;



WebEvent.EVT_DO_POST_NOTIFY = 9;







//=== used to carry data between objects



function WebDataHolder(settings){



	this.data = (settings.data) ? settings.data : null; 	



}



WebDataHolder.prototype ={



	start:1,



	totalCount:0,



	count:0,



	data:null,







	setStart:function(s){



		this.start=s;



	},



	getStart:function(){



		return this.start;



	},



	setTotalCount:function(count){	



		//this.totalCount = funcToCalcCount(arglist);



		this.totalCount = count;



	},



	



	getTotalCount:function(){



		return this.totalCount;



	},



		



	setResultCount:function(count){



		//this.count = funcGetResultCount(argList);



		this.count =(count) ? count:0; 



	},



	getResultCount:function(){



		return this.resultCount;



	},



	



	setData:function(dataObj){



		this.data = dataObj;



	}



}







//==== File upload control



function WebImageUpload(settings){



	//call super class



	ForumListLanksamling.call(this, settings);



	if (settings){



		if (settings.dbUrl) this.dbUrl=settings.dbUrl;



		if (settings.contentDiv) this.contentDiv=settings.contentDiv;



		if (settings.linkButtonCode) this.linkButtonCode=settings.linkButtonCode;



	}	



}



WebImageUpload.prototype ={



	dbUrl:null,



	contentDiv:null,



	linkButtonCode:'',



	refresh:function(){



		var uploadContainer = document.getElementById(this.contentDiv);



		var iHtml = '<span valign="top" id="' + this.contentDiv+ '_filename">- Ingen fil bifogad -</span><span class="uploadspacer"></span>';



		iHtml += '<input type="hidden" id="' + this.contentDiv+ '_fileid" value="" />';



		if (this.linkButtonCode=='') this.linkButtonCode='<img src="'+this.dbUrl+'/img/folder.gif" valign="top" border="0">';



		iHtml +='<a href="#" onclick="ForumListLanksamling.instances['+this.instanceId+'].selectFileDialogbox()" title="V\u00E4lj bild">'+ this.linkButtonCode+'</a>'



		uploadContainer.innerHTML = iHtml;



	},



	selectFileDialogbox:function(){



		var w=410;



		var h=120;



		hWnd=window.open(dbUrl +'/fileupload?openform&target='+ this.contentDiv,'selectFileDialogbox','toolbar=0,status=0,menubar=0,resizable=1,width='+w+',height='+h);



		hWnd.moveTo(screen.width/2-(w/2),screen.height/2-(h/2))



	},



	getFileId:function(){



		try{



			var uploadId = document.getElementById(this.contentDiv+'_fileid');



			if (uploadId) return uploadId.value;



			else return '';



		} catch(e){



			return '';



		}



	}, 



	clear:function(){



		try{



			document.getElementById(this.contentDiv+'_fileid').value='';



			document.getElementById(this.contentDiv+'_filename').value='';



		}catch(e){}



	}



}