support postMessage "showSolutions"

openwebwork · May 22, 2023 · e7bb999 · e7bb999
1 parent 1e954d8
commit e7bb999
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/lib/WebworkClient/jwe_secure_format.pl b/lib/WebworkClient/jwe_secure_format.pl
@@ -90,6 +90,12 @@
         });
         event.source.postMessage('updated templates', event.origin);
       }
+
+      if (message.hasOwnProperty('showSolutions')) {
+        const elements = Array.from(window.document.querySelectorAll('.knowl[data-type="solution"]'));
+        const solutions = elements.map(el => el.dataset.knowlContents);
+        event.source.postMessage(JSON.stringify({solutions: solutions}), event.origin);
+      }
     });
   </script>
 </body>