Enable submit button after exception

pub/js/editor.js

@@ -120,12 +120,13 @@ function show_msg_layer(msg) {
 
 function edit_submit() {
     let article_content = quill.root.innerHTML;
+    alert(quill.root.innerText);
     let title = document.getElementById('edit-article-title').value;
     let tags = document.getElementById('edit-article-tags').value;
     let status = document.getElementById('edit-article-status').value
     let update_timestamp = document.getElementById('edit-update-timestamp');
 
-    let submit_button = $("#submit-button")[0];
+    let submit_button = document.getElementById("submit-button");
     submit_button.innerText = "Submiting...";
     submit_button.disabled = true;
 
@@ -144,7 +145,11 @@ function edit_submit() {
             }),
             success: function (data) {
                 if ("failed" === data)
+                {
                     show_msg_layer("Edit failed, please check!");
+                    submit_button.innerText = "Submit";
+                    submit_button.disabled = false;
+                }
                 else if (typeof title == 'undefined')
                     window.location.pathname = "/about";
                 else