@wordpress/blocks
Version:
Block API for WordPress.
70 lines (69 loc) • 2.09 kB
JavaScript
// packages/blocks/src/api/raw-handling/special-comment-converter.js
import { remove, replace } from "@wordpress/dom";
function specialCommentConverter(node, doc) {
if (node.nodeType !== node.COMMENT_NODE) {
return;
}
if (node.nodeValue !== "nextpage" && node.nodeValue.indexOf("more") !== 0) {
return;
}
const block = createBlock(node, doc);
if (!node.parentNode || node.parentNode.nodeName !== "P") {
replace(node, block);
} else {
const childNodes = Array.from(node.parentNode.childNodes);
const nodeIndex = childNodes.indexOf(node);
const wrapperNode = node.parentNode.parentNode || doc.body;
const paragraphBuilder = (acc, child) => {
if (!acc) {
acc = doc.createElement("p");
}
acc.appendChild(child);
return acc;
};
[
childNodes.slice(0, nodeIndex).reduce(paragraphBuilder, null),
block,
childNodes.slice(nodeIndex + 1).reduce(paragraphBuilder, null)
].forEach(
(element) => element && wrapperNode.insertBefore(element, node.parentNode)
);
remove(node.parentNode);
}
}
function createBlock(commentNode, doc) {
if (commentNode.nodeValue === "nextpage") {
return createNextpage(doc);
}
const customText = commentNode.nodeValue.slice(4).trim();
let sibling = commentNode;
let noTeaser = false;
while (sibling = sibling.nextSibling) {
if (sibling.nodeType === sibling.COMMENT_NODE && sibling.nodeValue === "noteaser") {
noTeaser = true;
remove(sibling);
break;
}
}
return createMore(customText, noTeaser, doc);
}
function createMore(customText, noTeaser, doc) {
const node = doc.createElement("wp-block");
node.dataset.block = "core/more";
if (customText) {
node.dataset.customText = customText;
}
if (noTeaser) {
node.dataset.noTeaser = "";
}
return node;
}
function createNextpage(doc) {
const node = doc.createElement("wp-block");
node.dataset.block = "core/nextpage";
return node;
}
export {
specialCommentConverter as default
};
//# sourceMappingURL=special-comment-converter.js.map