@wordpress/block-editor
Version:
103 lines (96 loc) • 3.44 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getPasteBlocks = getPasteBlocks;
exports.requiresWrapperOnCopy = void 0;
exports.setClipboardBlocks = setClipboardBlocks;
var _dom = require("@wordpress/dom");
var _blocks2 = require("@wordpress/blocks");
var _pasting = require("../../utils/pasting");
var _store = require("../../store");
/**
* WordPress dependencies
*/
/**
* Internal dependencies
*/
const requiresWrapperOnCopy = exports.requiresWrapperOnCopy = Symbol('requiresWrapperOnCopy');
/**
* Sets the clipboard data for the provided blocks, with both HTML and plain
* text representations.
*
* @param {ClipboardEvent} event Clipboard event.
* @param {WPBlock[]} blocks Blocks to set as clipboard data.
* @param {Object} registry The registry to select from.
*/
function setClipboardBlocks(event, blocks, registry) {
let _blocks = blocks;
const [firstBlock] = blocks;
if (firstBlock) {
const firstBlockType = registry.select(_blocks2.store).getBlockType(firstBlock.name);
if (firstBlockType[requiresWrapperOnCopy]) {
const {
getBlockRootClientId,
getBlockName,
getBlockAttributes
} = registry.select(_store.store);
const wrapperBlockClientId = getBlockRootClientId(firstBlock.clientId);
const wrapperBlockName = getBlockName(wrapperBlockClientId);
if (wrapperBlockName) {
_blocks = (0, _blocks2.createBlock)(wrapperBlockName, getBlockAttributes(wrapperBlockClientId), _blocks);
}
}
}
const serialized = (0, _blocks2.serialize)(_blocks);
event.clipboardData.setData('text/plain', toPlainText(serialized));
event.clipboardData.setData('text/html', serialized);
}
/**
* Returns the blocks to be pasted from the clipboard event.
*
* @param {ClipboardEvent} event The clipboard event.
* @param {boolean} canUserUseUnfilteredHTML Whether the user can or can't post unfiltered HTML.
* @return {Array|string} A list of blocks or a string, depending on `handlerMode`.
*/
function getPasteBlocks(event, canUserUseUnfilteredHTML) {
const {
plainText,
html,
files
} = (0, _pasting.getPasteEventData)(event);
let blocks = [];
if (files.length) {
const fromTransforms = (0, _blocks2.getBlockTransforms)('from');
blocks = files.reduce((accumulator, file) => {
const transformation = (0, _blocks2.findTransform)(fromTransforms, transform => transform.type === 'files' && transform.isMatch([file]));
if (transformation) {
accumulator.push(transformation.transform([file]));
}
return accumulator;
}, []).flat();
} else {
blocks = (0, _blocks2.pasteHandler)({
HTML: html,
plainText,
mode: 'BLOCKS',
canUserUseUnfilteredHTML
});
}
return blocks;
}
/**
* Given a string of HTML representing serialized blocks, returns the plain
* text extracted after stripping the HTML of any tags and fixing line breaks.
*
* @param {string} html Serialized blocks.
* @return {string} The plain-text content with any html removed.
*/
function toPlainText(html) {
// Manually handle BR tags as line breaks prior to `stripHTML` call
html = html.replace(/<br>/g, '\n');
const plainText = (0, _dom.__unstableStripHTML)(html).trim();
// Merge any consecutive line breaks
return plainText.replace(/\n\n+/g, '\n\n');
}
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