@gechiui/block-editor/build-module/hooks/anchor.js

Generic block editor.

import { createElement, Fragment } from "@gechiui/element";

/**
 * External dependencies
 */
import { has } from 'lodash';
/**
 * GeChiUI dependencies
 */

import { addFilter } from '@gechiui/hooks';
import { PanelBody, TextControl, ExternalLink } from '@gechiui/components';
import { __ } from '@gechiui/i18n';
import { hasBlockSupport } from '@gechiui/blocks';
import { createHigherOrderComponent } from '@gechiui/compose';
import { Platform } from '@gechiui/element';
/**
 * Internal dependencies
 */

import { InspectorControls } from '../components';
/**
 * Regular expression matching invalid anchor characters for replacement.
 *
 * @type {RegExp}
 */

const ANCHOR_REGEX = /[\s#]/g;
/**
 * Filters registered block settings, extending attributes with anchor using ID
 * of the first node.
 *
 * @param {Object} settings Original block settings.
 *
 * @return {Object} Filtered block settings.
 */

export function addAttribute(settings) {
  // allow blocks to specify their own attribute definition with default values if needed.
  if (has(settings.attributes, ['anchor', 'type'])) {
    return settings;
  }

  if (hasBlockSupport(settings, 'anchor')) {
    // Gracefully handle if settings.attributes is undefined.
    settings.attributes = { ...settings.attributes,
      anchor: {
        type: 'string',
        source: 'attribute',
        attribute: 'id',
        selector: '*'
      }
    };
  }

  return settings;
}
/**
 * Override the default edit UI to include a new block inspector control for
 * assigning the anchor ID, if block supports anchor.
 *
 * @param {GCComponent} BlockEdit Original component.
 *
 * @return {GCComponent} Wrapped component.
 */

export const withInspectorControl = createHigherOrderComponent(BlockEdit => {
  return props => {
    const hasAnchor = hasBlockSupport(props.name, 'anchor');

    if (hasAnchor && props.isSelected) {
      const isWeb = Platform.OS === 'web';
      const textControl = createElement(TextControl, {
        className: "html-anchor-control",
        label: __('HTML锚点'),
        help: createElement(Fragment, null, __('输入一两个词（无需空格）即可为此区块创建一个唯一网址，称为“锚点”。之后，您就可以直接链接至页面的此部分。'), isWeb && createElement(ExternalLink, {
          href: __('https://www.gechiui.com/support/article/page-jumps/')
        }, __('了解关于锚点的细节'))),
        value: props.attributes.anchor || '',
        placeholder: !isWeb ? __('添加锚点') : null,
        onChange: nextValue => {
          nextValue = nextValue.replace(ANCHOR_REGEX, '-');
          props.setAttributes({
            anchor: nextValue
          });
        },
        autoCapitalize: "none",
        autoComplete: "off"
      });
      return createElement(Fragment, null, createElement(BlockEdit, props), isWeb && createElement(InspectorControls, {
        __experimentalGroup: "advanced"
      }, textControl), !isWeb && props.name === 'core/heading' && createElement(InspectorControls, null, createElement(PanelBody, {
        title: __('标题设置')
      }, textControl)));
    }

    return createElement(BlockEdit, props);
  };
}, 'withInspectorControl');
/**
 * Override props assigned to save component to inject anchor ID, if block
 * supports anchor. This is only applied if the block's save result is an
 * element and not a markup string.
 *
 * @param {Object} extraProps Additional props applied to save element.
 * @param {Object} blockType  Block type.
 * @param {Object} attributes Current block attributes.
 *
 * @return {Object} Filtered props applied to save element.
 */

export function addSaveProps(extraProps, blockType, attributes) {
  if (hasBlockSupport(blockType, 'anchor')) {
    extraProps.id = attributes.anchor === '' ? null : attributes.anchor;
  }

  return extraProps;
}
addFilter('blocks.registerBlockType', 'core/anchor/attribute', addAttribute);
addFilter('editor.BlockEdit', 'core/editor/anchor/with-inspector-control', withInspectorControl);
addFilter('blocks.getSaveContent.extraProps', 'core/anchor/save-props', addSaveProps);
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