Feature/get content from rte (#2292)

Feature/get content from rte

src/dom_components/view/ComponentTextView.js

@@ -71,13 +71,28 @@ export default ComponentView.extend({
     this.toggleEvents();
   },
 
+  /**
+   * get content from RTE
+   * @return string
+   */
+  getContent() {
+    const { rte } = this;
+    let content = '';
+    if(rte.activeRte && typeof rte.activeRte.getContent === 'function') {
+      content = rte.activeRte.getContent();
+    } else {
+      content = this.getChildrenContainer().innerHTML;
+    }
+    return content;
+  },
+
   /**
    * Merge content from the DOM to the model
    */
   syncContent(opts = {}) {
     const { model, rte, rteEnabled } = this;
     if (!rteEnabled && !opts.force) return;
-    const content = this.getChildrenContainer().innerHTML;
+    const content = this.getContent();
     const comps = model.components();
     const contentOpt = { fromDisable: 1, ...opts };
     comps.length && comps.reset(null, opts);