@wordpress/blocks/build/api/raw-handling/index.js

Block API for WordPress.

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.deprecatedGetPhrasingContentSchema = deprecatedGetPhrasingContentSchema;
Object.defineProperty(exports, "pasteHandler", {
  enumerable: true,
  get: function () {
    return _pasteHandler.pasteHandler;
  }
});
exports.rawHandler = rawHandler;
var _deprecated = _interopRequireDefault(require("@wordpress/deprecated"));
var _dom = require("@wordpress/dom");
var _htmlToBlocks = require("./html-to-blocks");
var _parser = _interopRequireDefault(require("../parser"));
var _normaliseBlocks = _interopRequireDefault(require("./normalise-blocks"));
var _specialCommentConverter = _interopRequireDefault(require("./special-comment-converter"));
var _listReducer = _interopRequireDefault(require("./list-reducer"));
var _blockquoteNormaliser = _interopRequireDefault(require("./blockquote-normaliser"));
var _figureContentReducer = _interopRequireDefault(require("./figure-content-reducer"));
var _shortcodeConverter = _interopRequireDefault(require("./shortcode-converter"));
var _utils = require("./utils");
var _pasteHandler = require("./paste-handler");
/**
 * WordPress dependencies
 */

/**
 * Internal dependencies
 */

function deprecatedGetPhrasingContentSchema(context) {
  (0, _deprecated.default)('wp.blocks.getPhrasingContentSchema', {
    since: '5.6',
    alternative: 'wp.dom.getPhrasingContentSchema'
  });
  return (0, _dom.getPhrasingContentSchema)(context);
}

/**
 * Converts an HTML string to known blocks.
 *
 * @param {Object} $1
 * @param {string} $1.HTML The HTML to convert.
 *
 * @return {Array} A list of blocks.
 */
function rawHandler({
  HTML = ''
}) {
  // If we detect block delimiters, parse entirely as blocks.
  if (HTML.indexOf('<!-- wp:') !== -1) {
    const parseResult = (0, _parser.default)(HTML);
    const isSingleFreeFormBlock = parseResult.length === 1 && parseResult[0].name === 'core/freeform';
    if (!isSingleFreeFormBlock) {
      return parseResult;
    }
  }

  // An array of HTML strings and block objects. The blocks replace matched
  // shortcodes.
  const pieces = (0, _shortcodeConverter.default)(HTML);
  const blockContentSchema = (0, _utils.getBlockContentSchema)();
  return pieces.map(piece => {
    // Already a block from shortcode.
    if (typeof piece !== 'string') {
      return piece;
    }

    // These filters are essential for some blocks to be able to transform
    // from raw HTML. These filters move around some content or add
    // additional tags, they do not remove any content.
    const filters = [
    // Needed to adjust invalid lists.
    _listReducer.default,
    // Needed to create more and nextpage blocks.
    _specialCommentConverter.default,
    // Needed to create media blocks.
    _figureContentReducer.default,
    // Needed to create the quote block, which cannot handle text
    // without wrapper paragraphs.
    (0, _blockquoteNormaliser.default)({
      raw: true
    })];
    piece = (0, _utils.deepFilterHTML)(piece, filters, blockContentSchema);
    piece = (0, _normaliseBlocks.default)(piece, {
      raw: true
    });
    return (0, _htmlToBlocks.htmlToBlocks)(piece, rawHandler);
  }).flat().filter(Boolean);
}
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