进行了一些小修复

assets/js/front-submit-editor.js

@@ -531,6 +531,39 @@
     });
   }
 
+  function bindCharacterCount(editor) {
+    var counter = null;
+
+    function getCounter() {
+      var container = editor.getContainer();
+      var statusbar = container && container.querySelector('.mce-statusbar .mce-container-body');
+      if (!statusbar) {
+        return null;
+      }
+
+      counter = counter || statusbar.querySelector('[data-submit-word-count]');
+      if (!counter) {
+        counter = document.createElement('span');
+        counter.className = 'mce-wordcount aksrt-submit-word-count';
+        counter.setAttribute('data-submit-word-count', '');
+        counter.setAttribute('aria-live', 'polite');
+        statusbar.appendChild(counter);
+      }
+      return counter;
+    }
+
+    function updateCount() {
+      var count = String((editor.getBody() && editor.getBody().textContent) || '')
+        .replace(/\s+/g, '').length;
+      var element = getCounter();
+      if (element) {
+        element.textContent = '字数：' + count;
+      }
+    }
+
+    editor.on('init SetContent input keyup change Undo Redo', updateCount);
+  }
+
   function openCodeModal(editor) {
     var selected = editor.dom.getParent(editor.selection.getNode(), 'pre.enlighter-pre');
     var code = selected ? selected.querySelector('code') : null;
@@ -591,6 +624,8 @@
   }
 
   window.tinymce.PluginManager.add('aksrt_editor_tools', function (editor) {
+    bindCharacterCount(editor);
+
     if (editorCfg.canUploadImage) {
       editor.addButton('aksrt_image', {
         text: '',