Index: lams_tool_preview/web/pages/learning/rubricsPivot.jsp
===================================================================
diff -u -re1230c06f7df6b1098900441ad8aa7ab7fa286f4 -r4a6c8a497b55005dcd5b6158ebc2051fc5e3b40a
--- lams_tool_preview/web/pages/learning/rubricsPivot.jsp	(.../rubricsPivot.jsp)	(revision e1230c06f7df6b1098900441ad8aa7ab7fa286f4)
+++ lams_tool_preview/web/pages/learning/rubricsPivot.jsp	(.../rubricsPivot.jsp)	(revision 4a6c8a497b55005dcd5b6158ebc2051fc5e3b40a)
@@ -29,18 +29,19 @@
 </style>
 
 <script>
-
+	var rubricsRequireRatings = ${peerreview.rubricsRequireRatings};
+	
 	$(document).ready(function(){
 		$('#rubrics-row-panels').closest('.container').addClass('container-fluid').removeClass('container');
+		if (rubricsRequireRatings){
+			$('#finishButton').prop('disabled', isRatingMissing());
+		}
 	});
 
 	function submitEntry(next) {
-		if (next) {
-			let criterionTables = $('.rubrics-table'),
-				ratingMissing = $('tbody td.bg-success', criterionTables).length !== $('thead th', criterionTables).length - criterionTables.length;
-			if (ratingMissing && !confirm('<fmt:message key="message.rating.rubrics.selection.missing" />')){
-				return;
-			}
+		if (next && !rubricsRequireRatings && isRatingMissing() 
+				&& !confirm('<fmt:message key="message.rating.rubrics.selection.missing" />')){
+			return;
 		}
 		// answer saved when clicked so don't use next button to submit
 		nextprev(next);
@@ -67,6 +68,10 @@
         			$(this).children('td').eq(columnIndex).removeClass('bg-success');
         		});
         		$(cell).addClass('bg-success');
+
+        		if (rubricsRequireRatings) {
+					$('#finishButton').prop('disabled', isRatingMissing());
+            	}
     		},
 			onError : function(){
     			alert('<fmt:message key="label.rating.rubrics.error.rate" />');
@@ -77,6 +82,12 @@
 	function expandAllRubricsPanels(){
 		$('.collapse').collapse('show');
 	}
+
+	function isRatingMissing() {
+		let criterionTables = $('.rubrics-table');
+		return $('tbody td.bg-success', criterionTables).length !== $('thead th', criterionTables).length 
+			- criterionTables.length;
+	}
 </script>
 <button class="btn btn-default expand-all-button" onClick="javascript:expandAllRubricsPanels()">
 	<fmt:message key="label.rating.rubrics.expand.all" />