From 848253b015e5d464773a5810f46276f194545cac Mon Sep 17 00:00:00 2001
From: Lajamerr Mittesdine <danieljmerritt4394@gmail.com>
Date: Tue, 5 Jun 2018 06:19:35 -0400
Subject: [PATCH] RFC Compliant URL Matching

Implemented https://gist.github.com/dperini/729294 in Chatterino 2.

This makes URL Validation / Matching RFC compliant.
---
 src/messages/messagebuilder.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/messages/messagebuilder.cpp b/src/messages/messagebuilder.cpp
index e4d85e6fb..215e89d71 100644
--- a/src/messages/messagebuilder.cpp
+++ b/src/messages/messagebuilder.cpp
@@ -79,7 +79,7 @@ QString MessageBuilder::matchLink(const QString &string)
     "$";
 
     static QRegularExpression linkRegex(urlRegExp, QRegularExpression::CaseInsensitiveOption);
-
+    static QRegularExpression httpRegex("\\bhttps?://");
     auto match = linkRegex.match(string);
 
     if (!match.hasMatch()) {
@@ -88,6 +88,10 @@ QString MessageBuilder::matchLink(const QString &string)
 
     QString captured = match.captured();
 
+    if (!captured.contains(httpRegex)) {   
+        captured.insert(0, "http://"); 
+    }
+    
     return captured;
 }