exceljs/dist/es5/xlsx/xform/comment/comments-xform.js

Excel Workbook Manager - Read and Write xlsx and csv Files.

"use strict";

const XmlStream = require('../../../utils/xml-stream');
const utils = require('../../../utils/utils');
const BaseXform = require('../base-xform');
const CommentXform = require('./comment-xform');
const CommentsXform = module.exports = function () {
  this.map = {
    comment: new CommentXform()
  };
};
utils.inherits(CommentsXform, BaseXform, {
  COMMENTS_ATTRIBUTES: {
    xmlns: 'http://schemas.openxmlformats.org/spreadsheetml/2006/main'
  }
}, {
  render(xmlStream, model) {
    model = model || this.model;
    xmlStream.openXml(XmlStream.StdDocAttributes);
    xmlStream.openNode('comments', CommentsXform.COMMENTS_ATTRIBUTES);

    // authors
    // TODO: support authors properly
    xmlStream.openNode('authors');
    xmlStream.leafNode('author', null, 'Author');
    xmlStream.closeNode();

    // comments
    xmlStream.openNode('commentList');
    model.comments.forEach(comment => {
      this.map.comment.render(xmlStream, comment);
    });
    xmlStream.closeNode();
    xmlStream.closeNode();
  },
  parseOpen(node) {
    if (this.parser) {
      this.parser.parseOpen(node);
      return true;
    }
    switch (node.name) {
      case 'commentList':
        this.model = {
          comments: []
        };
        return true;
      case 'comment':
        this.parser = this.map.comment;
        this.parser.parseOpen(node);
        return true;
      default:
        return false;
    }
  },
  parseText(text) {
    if (this.parser) {
      this.parser.parseText(text);
    }
  },
  parseClose(name) {
    switch (name) {
      case 'commentList':
        return false;
      case 'comment':
        this.model.comments.push(this.parser.model);
        this.parser = undefined;
        return true;
      default:
        if (this.parser) {
          this.parser.parseClose(name);
        }
        return true;
    }
  }
});
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