OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	02/20/2020 05:44:43 AM	rwxr-xr-x
📄 Dimensions.ts	1.28 KB	02/20/2020 05:42:59 AM	rw-r--r--
📄 DomSerializer.ts	4.65 KB	02/20/2020 05:42:59 AM	rw-r--r--
📄 DomSerializerFilters.ts	6.91 KB	02/20/2020 05:43:00 AM	rw-r--r--
📄 DomSerializerPreProcess.ts	1.81 KB	02/20/2020 05:43:00 AM	rw-r--r--
📄 ElementType.ts	2.39 KB	02/20/2020 05:43:01 AM	rw-r--r--
📄 Empty.ts	2.18 KB	02/20/2020 05:43:02 AM	rw-r--r--
📄 MousePosition.ts	2.37 KB	02/20/2020 05:43:03 AM	rw-r--r--
📄 NodePath.ts	970 bytes	02/20/2020 05:43:03 AM	rw-r--r--
📄 NodeType.ts	3.37 KB	02/20/2020 05:43:04 AM	rw-r--r--
📄 PaddingBr.ts	1.7 KB	02/20/2020 05:43:04 AM	rw-r--r--
📄 Parents.ts	1020 bytes	02/20/2020 05:43:05 AM	rw-r--r--
📄 Position.ts	2.9 KB	02/20/2020 05:43:05 AM	rw-r--r--
📄 RangePoint.ts	639 bytes	02/20/2020 05:43:06 AM	rw-r--r--
📄 ScrollIntoView.ts	3.27 KB	02/20/2020 05:43:07 AM	rw-r--r--
📄 StyleSheetLoader.ts	6.49 KB	02/20/2020 05:43:08 AM	rw-r--r--
📄 TrimHtml.ts	1.62 KB	02/20/2020 05:43:08 AM	rw-r--r--
📄 TrimNode.ts	2.58 KB	02/20/2020 05:43:09 AM	rw-r--r--

Editing: TrimNode.ts

/**
 * Copyright (c) Tiny Technologies, Inc. All rights reserved.
 * Licensed under the LGPL or a commercial license.
 * For LGPL see License.txt in the project root for license information.
 * For commercial licenses see https://www.tiny.cloud/
 */

import { Element } from '@ephox/sugar';
import * as ElementType from './ElementType';
import NodeType from './NodeType';
import Tools from '../api/util/Tools';

const surroundedBySpans = function (node) {
  const previousIsSpan = node.previousSibling && node.previousSibling.nodeName === 'SPAN';
  const nextIsSpan = node.nextSibling && node.nextSibling.nodeName === 'SPAN';
  return previousIsSpan && nextIsSpan;
};

const isBookmarkNode = function (node) {
  return node && node.tagName === 'SPAN' && node.getAttribute('data-mce-type') === 'bookmark';
};

// W3C valid browsers tend to leave empty nodes to the left/right side of the contents - this makes sense
// but we don't want that in our code since it serves no purpose for the end user
// For example splitting this html at the bold element:
// text 1CHOPtext 2
// would produce:
// text 1CHOPtext 2
// this function will then trim off empty edges and produce:
// text 1CHOPtext 2
const trimNode = function (dom, node) {
 let i, children = node.childNodes;

if (NodeType.isElement(node) && isBookmarkNode(node)) {
    return;
  }

for (i = children.length - 1; i >= 0; i--) {
    trimNode(dom, children[i]);
  }

if (NodeType.isDocument(node) === false) {
 // Keep non whitespace text nodes
 if (NodeType.isText(node) && node.nodeValue.length > 0) {
 // Keep if parent element is a block or if there is some useful content
 const trimmedLength = Tools.trim(node.nodeValue).length;
 if (dom.isBlock(node.parentNode) || trimmedLength > 0) {
 return;
 }
 // Also keep text nodes with only spaces if surrounded by spans.
 // eg. "a b" should keep space between a and b
 if (trimmedLength === 0 && surroundedBySpans(node)) {
 return;
 }
 } else if (NodeType.isElement(node)) {
 // If the only child is a bookmark then move it up
 children = node.childNodes;

if (children.length === 1 && isBookmarkNode(children[0])) {
        node.parentNode.insertBefore(children[0], node);
      }

// Keep non empty elements and void elements
      if (children.length || ElementType.isVoid(Element.fromDom(node))) {
        return;
      }
    }

dom.remove(node);
  }
  return node;
};

export default {
  trimNode
};