diff --git a/client/js/libs/handlebars/ircmessageparser/findLinks.js b/client/js/libs/handlebars/ircmessageparser/findLinks.js
index 48726dc3..2c162f50 100644
--- a/client/js/libs/handlebars/ircmessageparser/findLinks.js
+++ b/client/js/libs/handlebars/ircmessageparser/findLinks.js
@@ -1,13 +1,12 @@
"use strict";
-const URI = require("urijs");
+const linkify = require("linkify-it")()
+ .tlds(require("tlds"))
+ .tlds("onion", true);
-// Known schemes to detect in a text. If a text contains `foo...bar://foo.com`,
-// the parsed scheme should be `foo...bar` but if it contains
-// `foo...http://foo.com`, we assume the scheme to extract will be `http`.
+// Known schemes to detect in text
const commonSchemes = [
- "http", "https",
- "ftp", "sftp",
+ "sftp",
"smb", "file",
"irc", "ircs",
"svn", "git",
@@ -15,54 +14,22 @@ const commonSchemes = [
"svn+ssh", "ssh",
];
+for (const schema of commonSchemes) {
+ linkify.add(schema + ":", "http:");
+}
+
function findLinks(text) {
- const result = [];
+ const matches = linkify.match(text);
- // URI.withinString() identifies URIs within text, e.g. to translate them to
- // -Tags.
- // See https://medialize.github.io/URI.js/docs.html#static-withinString
- // In our case, we store each URI encountered in a result array.
- try {
- URI.withinString(text, function(url, start, end) {
- let parsedScheme;
-
- try {
- // Extract the scheme of the URL detected, if there is one
- parsedScheme = URI(url).scheme().toLowerCase();
- } catch (e) {
- // URI may throw an exception for malformed urls,
- // as to why withinString finds these in the first place is a mystery
- return;
- }
-
- // Check if the scheme of the detected URL matches a common one above.
- // In a URL like `foo..http://example.com`, the scheme would be `foo..http`,
- // so we need to clean up the end of the scheme and filter out the rest.
- const matchedScheme = commonSchemes.find((scheme) => parsedScheme.endsWith(scheme));
-
- // A known scheme was found, extract the unknown part from the URL
- if (matchedScheme) {
- const prefix = parsedScheme.length - matchedScheme.length;
- start += prefix;
- url = url.slice(prefix);
- }
-
- // The URL matched but does not start with a scheme (`www.foo.com`), add it
- if (!parsedScheme.length) {
- url = "http://" + url;
- }
-
- result.push({
- start: start,
- end: end,
- link: url,
- });
- });
- } catch (e) {
- // withinString is wrapped in a try/catch due to https://github.com/medialize/URI.js/issues/359
+ if (!matches) {
+ return [];
}
- return result;
+ return matches.map((url) => ({
+ start: url.index,
+ end: url.lastIndex,
+ link: url.url,
+ }));
}
module.exports = findLinks;
diff --git a/package.json b/package.json
index ecd06af5..accbc349 100644
--- a/package.json
+++ b/package.json
@@ -46,6 +46,7 @@
"express": "4.16.3",
"fs-extra": "6.0.1",
"irc-framework": "2.11.0",
+ "linkify-it": "2.0.3",
"lodash": "4.17.10",
"mime-types": "2.1.18",
"moment": "2.22.1",
@@ -58,6 +59,7 @@
"spdy": "3.4.7",
"sqlite3": "4.0.0",
"thelounge-ldapjs-non-maintained-fork": "1.0.2",
+ "tlds": "1.203.1",
"ua-parser-js": "0.7.18",
"urijs": "1.19.1",
"uuid": "3.2.1",
diff --git a/test/client/js/libs/handlebars/ircmessageparser/findLinks.js b/test/client/js/libs/handlebars/ircmessageparser/findLinks.js
index 7f8ab4e2..90113e6b 100644
--- a/test/client/js/libs/handlebars/ircmessageparser/findLinks.js
+++ b/test/client/js/libs/handlebars/ircmessageparser/findLinks.js
@@ -104,6 +104,144 @@ describe("findLinks", () => {
expect(actual).to.deep.equal(expected);
});
+ it("should find domains without www. but valid tld", () => {
+ const input = "google.com google.lv google.museum";
+ const expected = [{
+ link: "http://google.com",
+ start: 0,
+ end: 10,
+ }, {
+ link: "http://google.lv",
+ start: 11,
+ end: 20,
+ }, {
+ link: "http://google.museum",
+ start: 21,
+ end: 34,
+ }];
+
+ const actual = findLinks(input);
+
+ expect(actual).to.deep.equal(expected);
+ });
+
+ it("should find .onion domains", () => {
+ const input = "facebookcorewwwi.onion/test?url";
+ const expected = [{
+ link: "http://facebookcorewwwi.onion/test?url",
+ start: 0,
+ end: 31,
+ }];
+
+ const actual = findLinks(input);
+
+ expect(actual).to.deep.equal(expected);
+ });
+
+ it("should not consider invalid TLDs as domains", () => {
+ const input = "google.wtfgugl google.xx www.google.wtfgugl www.google.xx";
+ const expected = [];
+
+ const actual = findLinks(input);
+
+ expect(actual).to.deep.equal(expected);
+ });
+
+ it("should consider invalid TLDs as domains if protocol is specified", () => {
+ const input = "http://google.wtfgugl http://google.xx http://www.google.wtfgugl http://www.google.xx";
+ const expected = [{
+ link: "http://google.wtfgugl",
+ start: 0,
+ end: 21,
+ }, {
+ link: "http://google.xx",
+ start: 22,
+ end: 38,
+ }, {
+ link: "http://www.google.wtfgugl",
+ start: 39,
+ end: 64,
+ }, {
+ link: "http://www.google.xx",
+ start: 65,
+ end: 85,
+ }];
+
+ const actual = findLinks(input);
+
+ expect(actual).to.deep.equal(expected);
+ });
+
+ it("should correctly stop at punctuation", () => { // Issue #2351
+ const input =
+ "https://en.wikipedia.org/wiki/Dig! " +
+ "https://en.wikipedia.org/wiki/Dig? " +
+ "https://en.wikipedia.org/wiki/Dig. " +
+ "https://www.google.com* " +
+ "https://www.google.com/test* " +
+ "https://www.google.com@ " +
+ "https://www.google.com/test@ " +
+ "https://www.google.com! ";
+ const expected = [{
+ link: "https://en.wikipedia.org/wiki/Dig",
+ start: 0,
+ end: 33,
+ }, {
+ link: "https://en.wikipedia.org/wiki/Dig",
+ start: 35,
+ end: 68,
+ }, {
+ link: "https://en.wikipedia.org/wiki/Dig",
+ start: 70,
+ end: 103,
+ }, {
+ link: "https://www.google.com",
+ start: 105,
+ end: 127,
+ }, {
+ link: "https://www.google.com/test*",
+ start: 129,
+ end: 157,
+ }, {
+ link: "https://www.google.com",
+ start: 158,
+ end: 180,
+ }, {
+ link: "https://www.google.com/test@",
+ start: 182,
+ end: 210,
+ }, {
+ link: "https://www.google.com",
+ start: 211,
+ end: 233,
+ }];
+
+ const actual = findLinks(input);
+
+ expect(actual).to.deep.equal(expected);
+ });
+
+ it("should correctly stop at apostrophe", () => {
+ const input = "https://www.google.com's www.google.com's google.com's"; // Issue #1302
+ const expected = [{
+ link: "https://www.google.com",
+ start: 0,
+ end: 22,
+ }, {
+ link: "http://www.google.com",
+ start: 25,
+ end: 39,
+ }, {
+ link: "http://google.com",
+ start: 42,
+ end: 52,
+ }];
+
+ const actual = findLinks(input);
+
+ expect(actual).to.deep.equal(expected);
+ });
+
it("does not find invalid urls", () => {
const input = "www.example.com ssh://-oProxyCommand=whois"; // Issue #1412
const expected = [{
diff --git a/test/client/js/libs/handlebars/parse.js b/test/client/js/libs/handlebars/parse.js
index 98d79cd0..2e0dea8b 100644
--- a/test/client/js/libs/handlebars/parse.js
+++ b/test/client/js/libs/handlebars/parse.js
@@ -7,7 +7,7 @@ describe("parse Handlebars helper", () => {
it("should not introduce xss", () => {
const testCases = [{
input: "",
- expected: "<img onerror='location.href="//youtube.com"'>",
+ expected: "<img onerror='location.href="//youtube.com"'>",
}, {
input: '#&">bug',
expected: '#&">bug',
diff --git a/yarn.lock b/yarn.lock
index d0330abd..8cd59910 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4310,6 +4310,12 @@ levn@^0.3.0, levn@~0.3.0:
prelude-ls "~1.1.2"
type-check "~0.3.2"
+linkify-it@2.0.3:
+ version "2.0.3"
+ resolved "https://registry.yarnpkg.com/linkify-it/-/linkify-it-2.0.3.tgz#d94a4648f9b1c179d64fa97291268bdb6ce9434f"
+ dependencies:
+ uc.micro "^1.0.1"
+
listr-silent-renderer@^1.1.1:
version "1.1.1"
resolved "https://registry.yarnpkg.com/listr-silent-renderer/-/listr-silent-renderer-1.1.1.tgz#924b5a3757153770bf1a8e3fbf74b8bbf3f9242e"
@@ -7446,6 +7452,10 @@ timers-browserify@^2.0.4:
dependencies:
setimmediate "^1.0.4"
+tlds@1.203.1:
+ version "1.203.1"
+ resolved "https://registry.yarnpkg.com/tlds/-/tlds-1.203.1.tgz#4dc9b02f53de3315bc98b80665e13de3edfc1dfc"
+
tmp@^0.0.33:
version "0.0.33"
resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.33.tgz#6d34335889768d21b2bcda0aa277ced3b1bfadf9"
@@ -7559,6 +7569,10 @@ ua-parser-js@0.7.18:
version "0.7.18"
resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.18.tgz#a7bfd92f56edfb117083b69e31d2aa8882d4b1ed"
+uc.micro@^1.0.1:
+ version "1.0.5"
+ resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.5.tgz#0c65f15f815aa08b560a61ce8b4db7ffc3f45376"
+
uglify-es@^3.3.4:
version "3.3.9"
resolved "https://registry.yarnpkg.com/uglify-es/-/uglify-es-3.3.9.tgz#0c1c4f0700bed8dbc124cdb304d2592ca203e677"