src/app/common/components/editors/plugins/embed-image.plugin.ts

@@ -150,6 +150,9 @@ export class EmbedImage {
  this.base.checkContentChanged();
  }
 
+ /**
+ * Event handler registration.
+ */
  public events() {
  /* prevent default image drag&drop */
  this.$element.addEventListener('dragover', e => {
@@ -227,8 +230,17 @@ export class EmbedImage {
  return data;
  }
 
+ /**
+ * On image select, responds to image click.
+ * @param { event } e - event from DOM.
+ */
  public selectImage(e) {
  let $image = e.target;
+
+ if (!$image || $image.tagName === null) {
+ return;
+ }
+
  if ($image.tagName === 'SPAN') {
  $image = $image.parentNode.querySelector('img');
  }
@@ -254,11 +266,15 @@ export class EmbedImage {
  event.stopPropagation();
  }
 
+ /**
+ * On image deselect, called when image clicked away from.
+ * @param { event } e - event from DOM.
+ */
  public unselectImage(e) {
  let $el = e.target,
  $image = document.querySelector('.medium-insert-image-active');
 
- if (!$image) {
+ if (!$image || !$el || $el.tagName === null) {
  return;
  }