hardlounge/client/js/helpers/ircmessageparser/findLinks.js

77 lines
1.2 KiB
JavaScript

"use strict";
const LinkifyIt = require("linkify-it");
LinkifyIt.prototype.normalize = function normalize(match) {
if (!match.schema) {
match.schema = "http:";
match.url = "http://" + match.url;
match.noschema = true;
}
if (match.schema === "//") {
match.schema = "http:";
match.url = "http:" + match.url;
match.noschema = true;
}
if (match.schema === "mailto:" && !/^mailto:/i.test(match.url)) {
match.url = "mailto:" + match.url;
}
};
const linkify = LinkifyIt().tlds(require("tlds")).tlds("onion", true);
// Known schemes to detect in text
const commonSchemes = [
"sftp",
"smb",
"file",
"irc",
"ircs",
"svn",
"git",
"steam",
"mumble",
"ts3server",
"svn+ssh",
"ssh",
];
for (const schema of commonSchemes) {
linkify.add(schema + ":", "http:");
}
function findLinks(text) {
const matches = linkify.match(text);
if (!matches) {
return [];
}
return matches.map(returnUrl);
}
function findLinksWithSchema(text) {
const matches = linkify.match(text);
if (!matches) {
return [];
}
return matches.filter((url) => !url.noschema).map(returnUrl);
}
function returnUrl(url) {
return {
start: url.index,
end: url.lastIndex,
link: url.url,
};
}
module.exports = {
findLinks,
findLinksWithSchema,
};