#1036: fixed handle + filter

Sortable.js

@@ -308,7 +308,7 @@
 			var _this = this,
 				el = this.el,
 				options = this.options,
-				preventOnFilter = preventOnFilter.options,
+				preventOnFilter = options.preventOnFilter,
 				type = evt.type,
 				touch = evt.touches && evt.touches[0],
 				target = (touch || evt).target,
@@ -325,9 +325,6 @@
 				return; // only left button or enabled
 			}
 
-			if (options.handle && !_closest(originalTarget, options.handle, el)) {
-				return;
-			}
 
 			target = _closest(target, options.draggable, el);
 
@@ -367,6 +364,10 @@
 				}
 			}
 
+			if (options.handle && !_closest(originalTarget, options.handle, el)) {
+				return;
+			}
+
 			// Prepare `dragstart`
 			this._prepareDragStart(evt, touch, target, startIndex);
 		},