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