Files
risuai/src/ts/parser.ts
2023-05-19 18:45:18 +09:00

43 lines
1.5 KiB
TypeScript

import DOMPurify from 'isomorphic-dompurify';
import showdown from 'showdown';
import type { character, groupChat } from './database';
import { getFileSrc } from './globalApi';
import { processScript } from './process/scripts';
const convertor = new showdown.Converter({
simpleLineBreaks: true,
strikethrough: true,
tables: true
})
DOMPurify.addHook("uponSanitizeElement", (node: HTMLElement, data) => {
if (data.tagName === "iframe") {
const src = node.getAttribute("src") || "";
if (!src.startsWith("https://www.youtube.com/embed/")) {
return node.parentNode.removeChild(node);
}
}
});
export async function ParseMarkdown(data:string, char:(character | groupChat) = null) {
if(char && char.type !== 'group'){
if(char.customscript){
data = processScript(char, data, 'editdisplay')
}
if(char.additionalAssets){
for(const asset of char.additionalAssets){
const assetPath = await getFileSrc(asset[1])
data = data.replaceAll(`{{raw::${asset[0]}}}`, assetPath).replaceAll(`{{img::${asset[0]}}}`,`<img src="${assetPath}" />`)
}
}
}
return DOMPurify.sanitize(convertor.makeHtml(data), {
ADD_TAGS: ["iframe"],
ADD_ATTR: ["allow", "allowfullscreen", "frameborder", "scrolling"],
})
}
export async function hasher(data:Uint8Array){
return Buffer.from(await crypto.subtle.digest("SHA-256", data)).toString('hex');
}