asset manager fixes

lib/WebGUI/Asset.pm

@@ -714,6 +714,7 @@ sub getAssetManagerControl {
 	my $self = shift;
 	my $children = shift;
 	my $controlType = shift;
+	my $removeRank = shift;
 	WebGUI::Style::setLink($session{config}{extrasURL}.'/assetManager/assetManager.css', {rel=>"stylesheet",type=>"text/css"});
 	WebGUI::Style::setScript($session{config}{extrasURL}.'/assetManager/Tools.js', {type=>"text/javascript"});
 	WebGUI::Style::setScript($session{config}{extrasURL}.'/assetManager/ContextMenu.js', {type=>"text/javascript"});
@@ -768,7 +769,9 @@ sub getAssetManagerControl {
 	$output .= "labels['editTree'] = 'Edit Tree';\n";
 	$output .= "var manager = new AssetManager(assets,columnHeadings,labels,crumbtrail);\n";
 	$output .= "manager.assetType='".$controlType."';\n" if (defined $controlType);
-	$output .= "manager.renderAssets();\n</script>\n";
+	$output .= "manager.disableDisplay(0);\n" if (defined $removeRank);
+	$output .= "manager.renderAssets();\n";
+	$output .= "</script>\n";
 	return $output;
 }
 
@@ -2884,7 +2887,7 @@ sub www_manageTrash {
 	foreach my $assetData (@{$self->getAssetsInTrash($limit)}) {
 		push(@assets,WebGUI::Asset->newByDynamicClass($assetData->{assetId},$assetData->{className}));
 	}
-	return $ac->render($self->getAssetManagerControl(\@assets,"ManageTrash"), $header);
+	return $ac->render($self->getAssetManagerControl(\@assets,"ManageTrash",1), $header);
 }
 
 

www/extras/assetManager/Asset.js

@@ -2,6 +2,42 @@
 //--------Constructor--------------------
 
 //Creates a new asset object.
+/*********************Configuring Assets**********************
+
+To create a new asset, the Asset object must be extended.
+The following example creates an asset with the same properties and methods as the Asset object.
+
+function MyNewAsset() {
+   var asset = new Asset();                                     return asset;
+}      
+To change the new asset object, properties and methods can be added or overriden
+
+The following example overrides the getContextMenu method, adds a new retore method, and sets the dragEnabled property to false
+
+function MyNewAsset) {
+   var asset = new Asset();        asset.dragEnabled = false;
+  asset.getContextMenu = function () {
+      var arr = new Array();      arr[arr.length] = new ContextMenuItem(this.labels["cut"],"javascript:" + this.evalReference() + ".cut()");
+   arr[arr.length] = new ContextMenuItem("<img src='/extras/assetManager/breakerLine.gif'>","");
+   arr[arr.length] = new ContextMenuItem(this.labels["purge"],"javascript:" + this.evalReference() + ".purge()");
+   return arr;   }     asset.restore = function() {
+   location.href = this.parent.getWrappedURL() + "func=postList"  + AssetManager_getManager().getSelectedAssetIds();   }
+         return asset;
+  }      
+*************availble asset properties *********************
+
+dragEnabled - Enables or disables making the asset dragable. Defaults to true
+allowMultiSelect - Enables or disables multiselection of the asset. Defaults to true;
+
+
+***************Notes*********************
+
+1. The asset class contains a getWrappedURL()  method that return the asset.url property wrapped in "http://hostname" and the paramenter delimiter
+2. asset.parent will return the parent asset (on the crumbtrail)
+3. The AssetManager_getManager().getSelectedAssetsIds() method will return a parameter string containing all the selected asset Id's
+*/
+
+//Constructor
 function Asset() {
 		//properties
         this.url = "";
@@ -9,6 +45,7 @@ function Asset() {
         this.labels = new Array();
         this.assetId = "";
 		this.type = "";
+		this.parent = null;
         this.title = "";
         this.size = 0;
         this.lastUpdate = "";
@@ -32,7 +69,7 @@ this.registerEvents = function() {
 //url + ?||& + func=setParent&assetId= + assetId 		
 this.setParent = function(asset) {
 	//parentURL
-	location.href = "http://" + manager.tools.getHostName(location.href) + manager.tools.addParamDelimiter(this.url) + "func=setParent&assetId="+ asset.assetId;		
+	location.href = this.getWrappedURL() + "func=setParent&assetId="+ asset.assetId;		
 }
 	
 			
@@ -41,14 +78,14 @@ this.setParent = function(asset) {
 //url + ?||& + func=setRank&rank= + newRank
 this.setRank = function(rank) {
 	//to child
-	location.href = "http://" + manager.tools.getHostName(location.href) + manager.tools.addParamDelimiter(this.url) + "func=setRank&rank="+ rank;		
+	location.href = this.getWrappedURL() + "func=setRank&rank="+ rank;		
 }
 
 
 //url + ?||& + func=editTree 				
 this.editTree = function() {	
 	//parentURL
-	location.href = "http://" + manager.tools.getHostName(location.href) + manager.tools.addParamDelimiter(this.url) + "func=editTree";		
+	location.href = this.getWrappedURL() + "func=editTree";		
 }
 
 
@@ -56,41 +93,46 @@ this.editTree = function() {
 //-------------------------------
 //url + ?||& + func=edit
 this.edit = function() {
-	location.href = "http://" + manager.tools.getHostName(location.href) + manager.tools.addParamDelimiter(this.url) + "func=edit&proceed=manageAssets";		
+	location.href = this.getWrappedURL() + "func=edit&proceed=manageAssets";		
 }
 
 //Edit the properties of an asset (edit)
 //-------------------------------
 //url + ?||& + func=edit
 this.go = function() {
-	location.href = "http://" + manager.tools.getHostName(location.href) + manager.tools.addParamDelimiter(this.url) + "func=manageAssets";		
+	location.href = this.getWrappedURL() + "func=manageAssets";		
 }
 
 //View an asset (view)
 //-------------
 //url + ?||& + func=view
 this.view = function() {
-	location.href = "http://" + manager.tools.getHostName(location.href) + this.url;		
+	location.href = this.getWrappedURL();		
+}
+
+//returns a string that returns a reference to the asset when evaled
+this.evalReference = function() {
+	return "document.getElementById('" + this.div.id + "').asset";
 }
 
 //displays the right click context menu
 this.getContextMenu = function () {
     var arr = new Array();    
     if (AssetManager_getManager().display.overObjects.length == 1) {
-    	arr[arr.length] = new ContextMenuItem(this.labels["go"],"javascript:manager.display.contextMenu.owner.go()");
+    	arr[arr.length] = new ContextMenuItem(this.labels["go"],"javascript:" + this.evalReference() + ".go()");
    	 	arr[arr.length] = new ContextMenuItem("<img src='/extras/assetManager/breakerLine.gif'>","");
-	    arr[arr.length] = new ContextMenuItem(this.labels["view"],"javascript:manager.display.contextMenu.owner.view()");
+	    arr[arr.length] = new ContextMenuItem(this.labels["view"],"javascript:" + this.evalReference() + ".view()");
-    	arr[arr.length] = new ContextMenuItem(this.labels["edit"],"javascript:manager.display.contextMenu.owner.edit()");
+    	arr[arr.length] = new ContextMenuItem(this.labels["edit"],"javascript:" + this.evalReference() + ".edit()");
     }
     
-	arr[arr.length] = new ContextMenuItem(this.labels["delete"],"javascript:manager.remove()");        
+	arr[arr.length] = new ContextMenuItem(this.labels["delete"],"javascript:" + this.evalReference() + ".remove()");        
  	arr[arr.length] = new ContextMenuItem("<img src='/extras/assetManager/breakerLine.gif'>","");
-  	arr[arr.length] = new ContextMenuItem(this.labels["cut"],"javascript:AssetManager_getManager().cut()");        
+  	arr[arr.length] = new ContextMenuItem(this.labels["cut"],"javascript:" + this.evalReference() + ".cut()");        
-   	arr[arr.length] = new ContextMenuItem(this.labels["copy"],"javascript:manager.copy()");
+   	arr[arr.length] = new ContextMenuItem(this.labels["copy"],"javascript:" + this.evalReference() + ".copy()");
     
    	if (AssetManager_getManager().display.overObjects.length ==1) {
     	arr[arr.length] = new ContextMenuItem("<img src='/extras/assetManager/breakerLine.gif'>","");
-    	arr[arr.length] = new ContextMenuItem(this.labels["editTree"],"javascript:manager.display.contextMenu.owner.editTree()");        
+    	arr[arr.length] = new ContextMenuItem(this.labels["editTree"],"javascript:" + this.evalReference() + ".editTree()");        
 	}    
 
 	return arr;    
@@ -104,11 +146,42 @@ this.deselect = function() {
 	this.div.className="am-grid-row";				
 }
 
+//Copy an asset to the clipboard (copy)
+//------------------------------
+//url + ?||& + func=copy
+this.copy = function() {
+	location.href = this.parent.getWrappedURL() + "func=copyList"  + AssetManager_getManager().getSelectedAssetIds();		
+}
+
+//Cut an asset to the clipboard (cut)
+//-----------------------------
+//url + ?||& + func=cut
+this.cut = function() {
+	location.href = this.parent.getWrappedURL() + "func=cutList"  + AssetManager_getManager().getSelectedAssetIds();	
+}
+
+//Delete an asset. (delete)
+//----------------
+//url + ?||& + func=delete (do a javascript confirm on this)
+this.remove = function() {	
+	if (window.confirm("Are you sure you want to delete this asset?  Click OK to continue, or Cancel if you made a mistake.")) {								
+		location.href = this.parent.getWrappedURL() + "func=deleteList"  + AssetManager_getManager().getSelectedAssetIds();		
+	}
+}
+
+//adds http, the hostname, and a trailing parameter delimiter to the url
+this.getWrappedURL = function() {
+	if (this.url.indexOf("?") == -1) {
+		return "http://" + AssetManager_getManager().tools.getHostName(location.href) + this.url + "?";
+	}else {
+		return "http://" + AssetManager_getManager().tools.getHostName(location.href) + url + "&";
+    }
+}
+
 }//end object		
 
 //Staic Methods
 function Asset_doubleClick(e) {
-    alert("here");
     var dom = document.getElementById&&!document.all;
     var e=dom? e : event;
     var obj =dom? e.target : e.srcElement
@@ -125,12 +198,13 @@ function Asset_rightClick(e) {
         e.returnValue = false;
     }
 
-    obj =dom? e.target : e.srcElement
+    var asset = manager.getAsset(obj);
+
+    if (asset) {
+		manager.display.contextMenu.owner = asset;
+    	manager.displayContextMenu(e.clientX,e.clientY,asset);            
+    }    
 
-   	var asset = AssetManager_getManager().getAsset(obj);
-       
-    manager.display.contextMenu.owner = asset;
-    manager.displayContextMenu(e.clientX,e.clientY,asset);
     
     return false;
 } 

www/extras/assetManager/AssetManager.js

@@ -2,6 +2,52 @@
 
 //Manages an array of assets.
 
+//*****************Configuring the asset manager.*****************
+
+//to create a new asset manager
+//var manager = new AssetManager(assets,columnHeadings,labels,crumbtrail); 
+//manager.renderAssets();
+
+//available properties.  Properties should be set prior to the render asset call.
+
+//*********************************************************
+//assetType - defaults to "Asset"
+
+//The following example starts the asset manager with a different asset type.
+
+//var manager = new AssetManager(assets,columnHeadings,labels,crumbtrail); 
+//manager.assetType="MyNewAsset"
+//manager.renderAssets();
+
+//*********************************************************
+//sortEnabled = true - enables or disables sorting of the grid.  Defaults to true
+
+//The following example starts the asset manager with sorting disabled.
+
+//var manager = new AssetManager(assets,columnHeadings,labels,crumbtrail); 
+//manager.sortEnabled=false;
+//manager.renderAssets();
+
+//*********************************************************
+//displayCrumbTrail = Enables or disables display of the crumbtrail. Defaults to true
+
+//The following example starts the asset manager with the crumb trail disabled
+
+//var manager = new AssetManager(assets,columnHeadings,labels,crumbtrail); 
+//manager.displayCrumbTrail=false;
+//manager.renderAssets();
+      
+//**********************************************************
+//To disable display item in the grid,  the disableDisplay function can be called on the asset manager.  The function takes the index of the item to disable from the columnHeadings array.
+
+//The following example disables the rank and title
+
+//var manager = new AssetManager(assets,columnHeadings,labels,crumbtrail); 
+//manager.disableDisplay(0);
+//manager.disableDisplay(1);
+//manager.renderAssets();
+
+//Constructor
 function AssetManager(assetArrayData,headerArrayData,labels,crumbtrail) {	
 
 	//create all the objects used by the manager
@@ -17,14 +63,12 @@ function AssetManager(assetArrayData,headerArrayData,labels,crumbtrail) {
 	this.keys[3] = "lastUpdate";
 	this.keys[4] = "size";
 
-	this.parentURL = "";
-
 	this.assetType = "Asset";
-
+	this.sortEnabled = true;
-			
+	this.displayCrumbTrail = true;		
+				
 	this.labels = labels;
 	this.crumbtrail = crumbtrail;		
-	this.parentURL = "d";		
 	this.renderAssets = AssetManager_renderAssets;
 	this.assetArrayData = assetArrayData;
 	this.columnHeadings = headerArrayData;
@@ -32,11 +76,14 @@ function AssetManager(assetArrayData,headerArrayData,labels,crumbtrail) {
 	this.getAsset= AssetManager_getAsset;
 	this.buildCrumbTrail = AssetManager_buildCrumbTrail;
 	this.displayContextMenu = AssetManager_displayContextMenu;
-	this.remove = AssetManager_remove;
-	this.cut = AssetManager_cut;
-	this.copy = AssetManager_copy;
 	this.sortGrid = AssetManager_sortGrid;
 	this.getSelectedAssetIds = AssetManager_getSelectedAssetIds;
+	this.disabledDisplayItems = new Array();
+
+	this.disableDisplay = function(headerIndex) {
+		this.disabledDisplayItems[this.disabledDisplayItems.length] = headerIndex;
+	}
+
 }
 
 //returns a reference to the asset manager
@@ -54,6 +101,15 @@ function AssetManager_renderAssets() {
 	var id = "";
 		
 	for (i=0;i<this.columnHeadings.length;i++) {
+		var disabled = false;
+		for (j = 0; j<this.disabledDisplayItems.length;j++) {
+			if (i == this.disabledDisplayItems[j]) {
+				disabled = true;
+			}
+		}
+		
+		if (disabled) continue;
+		
 		id = 'am_grid.headers.' + i;				
 		gridStr+= '<td id="' + id + '" class="am-grid-header-' + i + '">' + this.columnHeadings[i] + '</td>';	
 		if (this.sortEnabled) {
@@ -68,7 +124,7 @@ function AssetManager_renderAssets() {
 		id = 'am_grid.row.'+ i;
 		gridStr += '<tr id="'+ id + '" class="am-grid-row">';
 				
-		asset = eval("new " + this.assetType + "()");
+		asset = eval("new " + this.assetType + "()");		
 		asset.rank = this.assetArrayData[i][0];
 		asset.title = this.assetArrayData[i][1];
 		asset.type = this.assetArrayData[i][2];
@@ -85,8 +141,17 @@ function AssetManager_renderAssets() {
 
 		eventStr += 'document.getElementById("' + id + '").asset = AssetManager_getManager().assets[' + assetIndex + '];';
 		eventStr += 'AssetManager_getManager().assets[' + assetIndex + '].div = document.getElementById("' + id + '");';
-												
+					
 		for (k=0;k<this.columnHeadings.length;k++) {
+			var disabled = false;
+			for (j = 0; j<this.disabledDisplayItems.length;j++) {
+				if (k == this.disabledDisplayItems[j]) {
+					disabled = true;
+				}
+			}
+		
+			if (disabled) continue;
+
 			id = 'am_grid.row' + '.' + i + '.col.' + k;
 			gridStr+= '<td id="' + id  + '" class="am-grid-col-' + k +'">';
 			
@@ -109,6 +174,8 @@ function AssetManager_renderAssets() {
 
 //builds the asset crumb trail
 function AssetManager_buildCrumbTrail() {
+	
+	
 	var crumbtrail = document.getElementById("crumbtrail");
 	var contents = '<table><tr>';
 	
@@ -120,13 +187,13 @@ function AssetManager_buildCrumbTrail() {
 			contents += "<td>&nbsp;/&nbsp;</td>";
 		}	
 	}
-	
+		
-	this.parentURL = "http://" + this.tools.getHostName(location.href) + this.crumbtrail[this.crumbtrail.length -1][1];
-	
 	contents += '</tr></table>';	
 	
-	crumbtrail.innerHTML = contents;
+	if (this.displayCrumbTrail) {
-			
+		crumbtrail.innerHTML = contents;
+	}
+	
 	//build assets attach the div properties
 	var lastAsset = null;
 	for (i=0; i< this.crumbtrail.length; i++ ) {
@@ -138,8 +205,10 @@ function AssetManager_buildCrumbTrail() {
 		lastAsset = asset;
 		asset.isParent = true;
 		asset.labels = this.labels;
-		asset.div = document.getElementById(this.crumbtrail[i][0]);
+		if (this.displayCrumbTrail) {
-		document.getElementById(this.crumbtrail[i][0]).asset = asset;
+			asset.div = document.getElementById(this.crumbtrail[i][0]);
+			document.getElementById(this.crumbtrail[i][0]).asset = asset;
+		}
 		this.assets[this.assets.length] = asset;		
 	}					
 
@@ -159,30 +228,6 @@ function AssetManager_displayContextMenu(x,y,asset) {
     manager.contextMenu.render(asset.getContextMenu(),x,y,asset);    
 }
 
-
-//Copy an asset to the clipboard (copy)
-//------------------------------
-//url + ?||& + func=copy
-function AssetManager_copy() {
-	location.href = this.tools.addParamDelimiter(this.parentURL) + "func=copyList"  + this.getSelectedAssetIds();		
-}
-
-//Cut an asset to the clipboard (cut)
-//-----------------------------
-//url + ?||& + func=cut
-function AssetManager_cut() {
-	location.href = this.tools.addParamDelimiter(this.parentURL) + "func=cutList"  + this.getSelectedAssetIds();	
-}
-
-//Delete an asset. (delete)
-//----------------
-//url + ?||& + func=delete (do a javascript confirm on this)
-function AssetManager_remove() {	
-	if (window.confirm("Are you sure you want to delete this asset?  Click OK to continue, or Cancel if you made a mistake.")) {								
-		location.href = this.tools.addParamDelimiter(this.parentURL) + "func=deleteList"  + this.getSelectedAssetIds();		
-	}
-}
-
 //returns the asset IDS of all selected assets
 function AssetManager_getSelectedAssetIds() {	
 	var assetIds = "";
@@ -194,14 +239,13 @@ function AssetManager_getSelectedAssetIds() {
 
 //Sorts the asset grid based on a column index
 function AssetManager_sortGrid(columnIndex) {
-
 	var prop = this.keys[columnIndex];	
 
 	var tableBody = document.getElementById("am_grid_body");
 
 	//remove the arrows from the other column headers
 	for (i=0;i< this.columnHeadings.length;i++) {
-		if (i != columnIndex) {
+		if (i != columnIndex && document.getElementById('am_grid.headers.' + i)) {						
 			document.getElementById('am_grid.headers.' + i).innerHTML = this.columnHeadings[i];		
 			document.getElementById('am_grid.headers.' + i).sortOrder = "<";
 		}

www/extras/assetManager/ContextMenu.js

@@ -6,6 +6,7 @@
 
 //Constructor for a context menu 
 function ContextMenu() {
+    
     this.render = ContextMenu_render;
     this.hide = ContextMenu_hide;
     this.owner = null;
@@ -62,14 +63,14 @@ function ContextMenu_render(contextMenuItemArray,x,y,owner) {
 
 
     if (y > parseInt(this.contextMenu.offsetHeight)) {
-//        this.contextMenu.style.top = (y + document.body.scrollTop - this.contextMenu.offsetHeight -1) + "px";
+        this.contextMenu.style.top = (y + manager.display.documentElement.scrollTop - this.contextMenu.offsetHeight -1) + "px";
-        this.contextMenu.style.top = (y + window.scrollY - this.contextMenu.offsetHeight -1) + "px";
+//        this.contextMenu.style.top = (y + window.scrollY - this.contextMenu.offsetHeight -1) + "px";
     }else {
-  //      this.contextMenu.style.top = (y + document.body.scrollTop + 3) + "px";
+        this.contextMenu.style.top = (y + manager.display.documentElement.scrollTop + 3) + "px";
-        this.contextMenu.style.top = (y + window.scrollY + 3) + "px";
+  //      this.contextMenu.style.top = (y + window.scrollY + 3) + "px";
     }
-    //this.contextMenu.style.left= (x + document.body.scrollLeft) + "px";
+    this.contextMenu.style.left= (x + manager.display.documentElement.scrollLeft) + "px";
-    this.contextMenu.style.left= (x + window.scrollX) + "px";
+//    this.contextMenu.style.left= (x + window.scrollX) + "px";
 
 
     manager.display.bringToFront(this.contextMenu);

www/extras/assetManager/CrumbTrailAsset.js

@@ -11,10 +11,10 @@ function CrumbTrailAsset() {
 	//displays the right click context menu
 asset.getContextMenu = function () {
    	var arr = new Array();    
-	arr[arr.length] = new ContextMenuItem(this.labels["go"],"javascript:manager.display.contextMenu.owner.go()");
+	arr[arr.length] = new ContextMenuItem(this.labels["go"],"javascript:" + this.evalReference() + ".go()");
 	arr[arr.length] = new ContextMenuItem("<img src='/extras/assetManager/breakerLine.gif'>","");
-	arr[arr.length] = new ContextMenuItem(this.labels["view"],"javascript:manager.display.contextMenu.owner.view()");
+	arr[arr.length] = new ContextMenuItem(this.labels["view"],"javascript:" + this.evalReference() + ".view()");
-   	arr[arr.length] = new ContextMenuItem(this.labels["edit"],"javascript:manager.display.contextMenu.owner.edit()");    
+   	arr[arr.length] = new ContextMenuItem(this.labels["edit"],"javascript:" + this.evalReference() + ".edit()");    
 	return arr;    
 }	
 	

www/extras/assetManager/EventManager.js

@@ -72,10 +72,6 @@ function EventManager_documentMouseDown(e) {
     		manager.display.dragStart(asset.div,e.clientX,e.clientY);
     		return;
     	}
-    }else {    	
-    	if (manager.display.contextMenu.owner == null) {
-	    	manager.display.clearSelectedAssets();
-    	}
     }
                               
     if (e.button != 2) {
@@ -88,19 +84,23 @@ function EventManager_documentMouseUp(e) {
     var dom = document.getElementById&&!document.all;
     e=dom? e : event;    
     obj =dom? e.target : e.srcElement
-    //obj = manager.tools.getActivity(obj);
-   
     var asset = manager.getAsset(obj);
                         
+    if (asset && e.button == 2) {
+		return false;
+    }    
+           
     if (manager.display.contextMenu.owner && (!asset || asset.assetId != manager.display.contextMenu.owner.assetId)) {
         manager.display.contextMenu.hide();
     }else {
-    	if (!asset &&  manager.display.contextMenu.owner == null) {
-	    	manager.display.clearSelectedAssets();
-    	}
-    
     }
+
+   	if (!asset && obj.id.indexOf("contextMenuItem") == -1) {
+    	manager.display.clearSelectedAssets();
+   	}    
+
     manager.display.dragStop();
+        
     return false;
 } 
 

www/extras/assetManager/ManageClipboard.js

@@ -17,6 +17,10 @@ asset.getContextMenu = function () {
 	return arr;    
 }	
 	
+asset.restore = function() {
+	location.href = this.parent.getWrappedURL() + "func=pasteList"  + AssetManager_getManager().getSelectedAssetIds();	
+}
+		
 	return asset;
 	
 }		

www/extras/assetManager/ManageTrash.js

@@ -1,4 +1,3 @@
-
 //--------Constructor--------------------
 
 //Creates a new asset object.
@@ -6,17 +5,19 @@ function ManageTrash() {
 	var asset = new Asset();	
 	
 	asset.dragEnabled = false;
-	asset.allowMultiSelect = true;
-	
 	//displays the right click context menu
 asset.getContextMenu = function () {
    	var arr = new Array();    
-	arr[arr.length] = new ContextMenuItem(this.labels["cut"],"javascript:manager.display.contextMenu.owner.cut()");
+	arr[arr.length] = new ContextMenuItem(this.labels["cut"],"javascript:" + this.evalReference() + ".cut()");
 	arr[arr.length] = new ContextMenuItem("<img src='/extras/assetManager/breakerLine.gif'>","");
-	arr[arr.length] = new ContextMenuItem(this.labels["purge"],"javascript:manager.display.contextMenu.owner.purge()");
+	arr[arr.length] = new ContextMenuItem(this.labels["purge"],"javascript:" + this.evalReference() + ".purge()");
 	return arr;    
 }	
 	
+		
+asset.purge = function() {
+	location.href = this.parent.getWrappedURL() + "func=purgeList"  + AssetManager_getManager().getSelectedAssetIds();	
+}
 								
 	return asset;